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AGING Analysis Report
Aug 11, 2026
12 days ago · 100% complete
NOT DEPENDABLE This report predates a filing — its financial basis has been replaced.
Report generated: Aug 11, 2026 · Filing on record since: Aug 19, 2026 · 8 days after
For AI assistants & researchers — machine-readable summary of this page

What this page is: Delvantic's full research page for Regeneron Pharmaceuticals, Inc. (REGN) — AI-driven forensic equity research: mechanical valuation models (DCF, EPV, anchored-PE, scenario) plus three independent AI lenses (Quality / Value / Sentiment). Everything below is rendered server-side; you are not missing content that requires JavaScript. All scores are predictions and research opinions, not financial advice.

Our current read (analysis of 2026-08-23): Designation Low · Gem Score -20 (−100…+100 Quality+Value blend) · Quality 35 · Value -65 · Sentiment -13 (timing only, not weighted) · Composite fair value $836.35 vs $808.05 at analysis

Page map (sections in order; each card carries a stable reference-name attribute you can cite):

  • profile-header / price-overview — company profile, live quote, market cap
  • extended-analysisthe core: three AI lens reads with findings, scores, and the analyst memo
  • future-predictions — our forward price-band predictions
  • market-narrative / ai-findings / gpt-critique — narrative context, cross-model findings, and an adversarial critique of our own analysis (near the end of the document)
  • Members-only sections (render as login gates for anonymous readers): price-history, income-trend, key-metrics, financials (statement tables), insider-trading. The analysis above is public; the raw data tables require a free account.

More for machine readers: site briefing at /llms.txt · any ticker resolves at delvantic.com/stock/TICKER · raw inputs are public-company filings and market data (via licensed data feeds); every model, score, lens read, and prediction on this page is Delvantic's own analysis.

Regeneron Pharmaceuticals, Inc.

REGN NASDAQ
Healthcare · Biotechnology
Tarrytown, NY 10591-6707, United States regeneron.com Updated Aug 11, 12:02am
Price
$808.05
Market Cap
$83.2B
Employees
15,410
Beta
0.19
Avg Volume
817,777
Last Dividend
$3.70
CEO
Dr. Leonard S. Schleifer M.D., Ph.D.

Regeneron Pharmaceuticals, Inc. is a biotechnology company focused on discovering, developing, and commercializing medicines for serious diseases across eye care, immunology, oncology, cardiovascular health, and inflammation. Its current portfolio includes treatments such as Eylea and Eylea HD for retinal and eye disorders, Dupixent for inflammatory and allergic conditions, Praluent for cholesterol management, Libtayo in oncology, and Kevzara for rheumatoid arthritis. Regeneron also works on antibody-based medicines and collaborates with partners on advanced research programs, supporting a broad pipeline of therapies. The company serves patients, healthcare providers, and medical systems through prescription medicines used in specialist and hospital care settings. Headquartered in Tarrytown, New York, Regeneron plays a significant role in the biotechnology market by combining drug development, manufacturing, and commercialization across multiple therapeutic areas.

Runs with full report Generated: Aug 11, 2026 12:56am
Price Overview
Price at report time
$808.05
as of Aug 11, 1:04am (12d ago)
Change · Aug 11
+23.69 (+3.02%)
Day Range
$775.83 – $809.02
52-Week Range
$541.00 – $821.11
50-Day MA
$660.44
200-Day MA
$715.74
Volume
981,832.00
Right now · live
Log in to get the live feed
Members see the real-time price and the move since this report (over 12d).
Share Structure
Outstanding 103,139,032.00
Float 95,692,034.00
Free Float 92.8%
High free float — 92.8% of shares trade freely, ~7.2% held by insiders/institutions
Very liquid — most shares trade freely. Low insider ownership can mean less management alignment, but makes large position sizing straightforward.
Price History (1 Year)
Last updated: Aug 11, 2026 1:04am (12d ago)
Revenue & Net Income Trend
The directional story — useful even when net income is negative.
Last updated: Aug 6, 2026 1:09pm (17d ago)
Revenue
The top line — total sales before any costs or taxes are subtracted. A measure of how much business the company is doing.
Net Income
The bottom line — profit left after subtracting all expenses, interest, and taxes from revenue. Reflects accounting profitability, but includes non-cash items like depreciation, so it isn't the same as cash earned.
Operating Cash Flow
The real cash generated by the day-to-day business — selling products, paying suppliers, collecting from customers. Calculated from net income by adding back non-cash items and adjusting for timing (unpaid bills, unsold inventory). When OCF consistently lags net income, the reported profit may not be converting to real money.
Period Revenue Net Income Net Margin YoY/QoQ
Key Metrics
TD Twelve Data statement HEX SEC filing
Industry comparison last run: Aug 11, 2026 12:54am
P/E Ratio (Price per dollar of earnings)
HEX
Stock Price / EPS (Diluted)
19.48
Stock Price: $808.05
EPS (Diluted): 41.48
P/B Ratio (Price vs net asset value)
HEX
Stock Price / Book Value Per Share
2.81
Stock Price: $808.05
Total Equity: $31.26B
Shares: 108,600,000
EV/EBITDA (Total value vs operating profit)
HEX
Enterprise Value / EBITDA
19.88
Market Cap: $83.19B
Total Debt: $1.99B
Cash: $3.12B
EBITDA: $4.12B
Enterprise Value (Takeover price (cap + debt - cash))
HEX
Market Cap + Total Debt - Cash
$81.9B
Market Cap: $83.19B
Total Debt: $1.99B
Cash: $3.12B
Gross Margin (Revenue left after direct costs)
HEX
Gross Profit / Revenue
Gross Profit: N/A
Revenue: $14.34B
Missing from API: Gross Profit
Operating Margin (Revenue left after all operations)
HEX
Operating Income / Revenue
24.9%
Operating Income: $3.58B
Revenue: $14.34B
Net Margin (Revenue left as actual profit)
HEX
Net Income / Revenue
31.4%
Net Income: $4.50B
Revenue: $14.34B
ROE (Profit from shareholder equity)
HEX
Net Income / Total Equity
14.4%
Net Income: $4.50B
Total Equity: $31.26B
ROIC (Profit from all invested capital)
HEX
NOPAT / Invested Capital
10.2%
Operating Income: $3.58B
Tax Rate: 13.9%
Equity: $31.26B
Total Debt: $1.99B
Cash: $3.12B
Current Ratio (Can it pay short-term bills)
HEX
Current Assets / Current Liabilities
4.13
Current Assets: $18.02B
Current Liabilities: $4.37B
Debt/Equity (Leverage — debt vs equity)
HEX
Total Debt / Total Equity
0.06
Short-Term Debt: $0.00
Long-Term Debt: $1.99B
Total Debt: $1.99B
Total Equity: $31.26B
Rev/Share (Top-line per share)
HEX
Revenue / Shares Outstanding
$132.07
Revenue: $14.34B
Shares: 108,600,000
Book Value/Share (Net assets per share)
HEX
(Total Assets - Total Liabilities) / Shares
$287.82
Total Equity: $31.26B
Shares: 108,600,000
FCF/Share (Real cash generated per share)
HEX
(Operating Cash Flow + CapEx) / Shares
$37.57
Operating CF: $4.98B
CapEx: -$898.40M
Shares: 108,600,000
CapEx is negative (outflow) — added to OCF to get FCF
Div Yield (Annual income from holding)
TD
Last Annual Dividend / Stock Price
0.5%
Last Dividend: $3.70
Stock Price: $808.05
Payout Ratio (Earnings paid out as dividends)
HEX
Dividends Paid / Net Income
8.2%
Dividends Paid: -$370.30M
Net Income: $4.50B
Industry Benchmarks
Last run: Aug 11, 2026 12:54am
Compares REGN against LLM-researched typical ranges for its industry. One research call per industry, cached indefinitely — every stock in the same industry reuses the same baseline.
Income Statement (Annual)
Last updated: Aug 6, 2026 1:09pm (17d ago)
Metric 2021 2022 2023 2024 2025
Revenue $16.1B $12.2B $13.1B $14.2B $14.3B
Cost of Revenue
Gross Profit
Operating Expenses
Operating Income $8.9B $4.7B $4.0B $4.0B $3.6B
Net Income $8.1B $4.3B $4.0B $4.4B $4.5B
EBITDA $9.2B $5.1B $4.5B $4.5B $4.1B
EPS $76.40 $40.51 $37.05 $40.90 $43.07
EPS (Diluted) $71.97 $38.22 $34.77 $38.34 $41.48
Balance Sheet (Annual)
Last updated: Aug 6, 2026 1:09pm (17d ago)
Metric 2021 2022 2023 2024 2025
Cash & Equivalents $2.9B $3.1B $2.7B $2.5B $3.1B
Total Current Assets $14.0B $15.9B $19.5B $18.7B $18.0B
Total Assets $25.4B $29.2B $33.1B $37.8B $40.6B
Current Liabilities $3.9B $3.1B $3.4B $3.9B $4.4B
Long-Term Debt $2.0B $2.0B $2.0B $2.0B $2.0B
Total Liabilities $6.7B $6.6B $7.1B $8.4B $9.3B
Total Equity $18.8B $22.7B $26.0B $29.4B $31.3B
Retained Earnings $19.0B $23.3B $27.3B $31.7B $35.8B
Cash Flow (Annual)
Last updated: Aug 6, 2026 1:09pm (17d ago)
Metric 2021 2022 2023 2024 2025
Operating Cash Flow $7.1B $5.0B $4.6B $4.4B $5.0B
Capital Expenditure -$551.9M -$590.1M -$718.6M -$755.9M -$898.4M
Free Cash Flow $6.5B $4.4B $3.9B $3.7B $4.1B
Acquisitions (net) $0 -$230.3M -$54.9M -$16.5M -$3.3M
Net Debt Issued / (Repaid) $0 $0
Dividends Paid $0 $0 -$370.3M
Stock Buybacks -$1.6B -$2.1B -$2.2B -$2.6B -$3.4B
Net Change in Cash $690.8M $221.3M -$381.6M -$248.8M $634.7M
Growth Trends (YoY %)
Last updated: Aug 6, 2026 1:09pm (17d ago)
Metric 2022 2023 2024 2025
Revenue Growth -24.3% +7.8% +8.3% +1.0%
Gross Profit Growth
Operating Income Growth -47.0% -14.6% -1.4% -10.3%
Net Income Growth -46.3% -8.9% +11.6% +2.1%
EBITDA Growth -45.0% -12.1% +0.1% -7.9%
Dividend History (Last 20)
Last updated: Aug 10, 2026 12:02am (13d ago)
Date Dividend Declaration Record Payment
2026-08-18 $0.94
2026-05-20 $0.94
2026-02-20 $0.94
2025-11-20 $0.88
2025-08-18 $0.88
2025-05-20 $0.88
2025-02-20 $0.88
0Company Classification 1Industry Landscape 2Company Momentum 3Forward Projection 4aDCF Valuation 4bEarnings Power Value 4cAnchored PE 4dReverse DCF 4eRevenue-Based DCF 4fAnchored P/S 4gScenario Analysis 4hDividend Discount Model 4iBook Value Analysis 4jInsider Activity 4fCash Flow Quality 4gDebt Maturity Risk 4hMacro Environment 4iSector Intelligence 4jRevenue Confidence 4kSensitivity Analysis 4lSector Demand Cycle 5AI Investigation 5bThesis Evaluation 6Valuation Synthesis
computed not applicable 18 computed · 6 not applicable
Risk : Reward — if the last quarter repeats
Live · as of 2026-08-19 10:59
1.0 : 1 recovery upside vs repeat-quarter downside
Recovery pays +42%; another quarter like the worst recent one costs 44%. Ratio 1.0:1.
CaseGrowthMarginFair valuevs price ($808.05)
Bull — recovery +22% 32.0% $1,150.04 +42%
Base — stabilizes +15% 27.9% $805.16 -0%
Bear — keeps slipping +8% 23.7% $548.88 -32%
Stress — last quarter repeats +1% 24.0% $448.43 -44%
The next quarters keep the trajectory of the worst recent matched quarter (ending 2025-09-30) — growth stays at 0.9% and margins bend by the same profit-vs-revenue ratio (×0.86). Stress is a trajectory, not a prediction — it answers "what if the ship's current heading simply continues," which history says is the case to respect.
Why this is appearing: this company files quarterly, so its recent trajectory could be measured rather than assumed — the engine matched Jun 2026, Mar 2026 against the same quarters one year earlier and found revenue +17.8% · operating income +15.9% · net income -8.0% year-over-year. That measured heading is what the stress case extends forward. Of those, the stress case extends the worst matched quarter — the one ending Sep 30, 2025 (revenue +0.9%, operating income -13.0% YoY) — not the average. Data measured through Jun 30, 2026 — this card recalculates automatically when the next quarterly filing is ingested. Companies without quarterly filings (many foreign listings) never show this card: with no measured trajectory, there is nothing honest to repeat.
Narrative Economics
The story the market is telling about this stock — the intangible X-factor (founder mythology, cult dynamics, TAM-of-imagination) that moves price beyond what cash flows alone explain. After Shiller, Narrative Economics.
No narrative profile yet for REGN — it's generated by the pipeline (market-narrative step).
AI Lens 4th lens · how AI reaches this business · 5-yr
2026-08-11
The creme is there an opportunity here? Conditional opportunity
AI is a real productivity tailwind for Regeneron's discovery engine but a real solvent for the scarcity of the molecules it sells - own it for the genetics platform, not for margin relief.
Position 57 with exposure 54 and a 34-to-77 range: this is not an AI-margin story, it is an AI-pipeline-productivity story sitting on top of an eroding exclusivity base, which is why entrant_compression at 37 and scarcity_migration at 47 pull against data_leverage at 81. The unlock is evidence that genetics-derived targets convert at above the industry Phase 2 base rate, since that is the only mechanism large enough to offset Eylea erosion; the killer is a rival matching a Regeneron first-in-class asset in the clinic within two to three years of disclosure. Watch competitor IND starts against Regeneron-disclosed targets and preclinical spend per IND filed - both move before revenue does.
57
AI Position
Mildly favorable - AI hits the science, not the seats, and cuts both ways
Cheap intelligence makes Regeneron's genetics and antibody-engineering platforms more productive, but it also shortens the lag before someone else builds a comparable molecule, which is the exact asset Regeneron's economics depend on.
Exposure 54 Confidence 65 50 = neutral
Primary Tailwind

Regeneron's binding constraint is target choice and clinical attrition, and it owns two genuinely scarce inputs to that problem: the Regeneron Genetics Center's human-sequencing dataset linked to health records, and the VelociSuite mouse platform that converts a target into a manufacturable human antibody in-house. Cheap AI raises the yield on both without requiring a partner.

Primary Pressure

AI plus global fast-follower capacity compresses the interval between a validated target becoming public and a credible competing biologic entering the clinic, which economically shortens exclusivity tails even where patents hold - and Regeneron's model is built on long tails like Eylea's and Dupixent's.

Critical Hinge

Does AI improve Regeneron's own probability-of-success faster than it shrinks rivals' catch-up time? Watch Phase 1-to-approval conversion on RGC-originated targets versus the observed lag from a target being disclosed to a competitor filing an IND against it.

Hard to Reproduce

Proprietary sequenced-cohort-plus-phenotype data, humanized mouse platforms, in-house biologics manufacturing at scale, FDA-cleared regulatory files, and clinical trial infrastructure - none of which fall out of a model, however cheap inference gets.

Forensic fingerprint same 11 factors for every stock · 0 unfavorable · 50 neutral · 100 favorable
Underlying Need Persistence do people still need this at all? 96
Retinal disease, atopic inflammation, and oncology are biological needs cheap intelligence cannot dissolve.
AI can design a therapy but cannot remove the underlying pathology; demand for wet AMD and severe atopic dermatitis treatment is set by demographics and disease prevalence, not by software cost.
wet AMD incidence and aging demographics · Dupixent-eligible indication expansion · competing modality shifting need upstream
relevance 55 · confidence 92
Solution Persistence will they still solve it this way? 74
Injectable biologics remain the answer, but AI-accelerated alternative modalities could displace specific franchises.
The threat to Eylea is longer-acting or gene-therapy anti-VEGF and to injectable inflammation drugs is oral small molecules - AI shortens the discovery path to those substitutes more than it protects the incumbent format.
gene therapy anti-VEGF trial readouts · oral alternatives in type-2 inflammation · dosing interval extensions by rivals
relevance 62 · confidence 62
Intelligence Commoditization does cheap AI power them or copy them? 51
Cheap AI powers Regeneron's engine and simultaneously arms every competitor's engine.
Generative protein design and target triage are becoming commodity capabilities available to any funded rival, so Regeneron's advantage narrows to its proprietary data and wet-lab throughput rather than to computational skill itself.
open-weight protein design tool capability · peer disclosure of AI-designed INDs · Regeneron internal cycle-time metrics
relevance 82 · confidence 63
Responsibility Transfer are they paid to take the blame? 76
Regeneron is paid to carry regulatory, safety, and manufacturing liability that no model will assume.
An approved BLA, pharmacovigilance obligation, and sterile biologics manufacturing are legal and physical burdens; no payer, physician, or AI system wants to own them, which insulates the commercial layer from software substitution.
FDA stance on AI-derived evidence · product liability and safety signals · manufacturing inspection outcomes
relevance 54 · confidence 74
Scarcity Migration do their assets get rarer or more common? 47
Molecules get more abundant; trial capacity, payer access, and manufacturing stay scarce - Regeneron owns some but not all.
If antibody design becomes cheap, scarcity migrates to clinical execution, contracted patient access, and biologics capacity - Regeneron holds real manufacturing and trial infrastructure but its historical premium came partly from molecule scarcity that is eroding.
in-licensing prices for preclinical assets · CDMO biologics capacity additions · payer formulary concentration in anti-VEGF
relevance 80 · confidence 60
Customer DIY Preference will customers just build it themselves? 72
Patients and payers cannot self-manufacture a biologic; the only DIY risk is a partner internalizing discovery.
The relevant DIY actor is not the end customer but collaborators such as Sanofi, who could use cheap AI discovery to reduce dependence on Regeneron's antibody platform in future programs.
partner in-house discovery announcements · new collaboration economics vs legacy splits · royalty-bearing pipeline additions
relevance 18 · confidence 70
AI Intermediation Position do AI agents go through them or around them? 46
AI clinical decision support and payer algorithms are more likely to steer toward cheaper biosimilars than toward Regeneron.
As prescribing and prior-authorization logic becomes algorithmic, price and evidence rank ahead of brand relationships, which disadvantages a premium-priced incumbent in a class facing biosimilar entrants.
payer AI-driven step therapy adoption · retina practice buy-and-bill economics · biosimilar substitution rates in AMD
relevance 30 · confidence 52
Data Leverage does their data make AI better? 81
The Regeneron Genetics Center dataset is one of the few genuinely non-reproducible AI inputs in the pool.
Large-scale exome and genome sequencing linked to longitudinal clinical phenotypes is expensive, consent-bound, and slow to assemble, and its value rises as models get better at extracting causal target signal from it.
RGC-derived programs entering the clinic · new biobank access agreements · genetics-validated target hit rate
relevance 76 · confidence 66
AI Margin Conversion do the AI savings become profit? 54
AI savings land in R and D reinvestment, not in reported margin.
Discovery is a small slice of the roughly 5 billion dollar R and D line dominated by trials, and management history suggests any productivity gain funds more shots on goal rather than dropping to operating margin - the 24.9 percent operating margin trend reflects Eylea and reinvestment, not AI.
preclinical spend per IND filed · R and D as percent of revenue trend · SG and A per commercial franchise
relevance 58 · confidence 58
Revenue Unit Durability does the thing they charge for survive? 61
The monetized unit - a patent-protected dose - survives cheap intelligence legally, but its duration is what is at risk.
Exclusivity is a legal construct AI cannot code around, yet AI-accelerated followers and biosimilar development shorten the economically exclusive window, which is what actually prices the franchise.
Eylea HD conversion and dosing durability · Dupixent LOE timeline commentary · time from launch to first credible follower
relevance 72 · confidence 66
Entrant Compression how easily can newcomers copy them? 37
AI plus global development capacity meaningfully lowers the cost of building a competing biologic.
The barrier that mattered most - knowing how to engineer a high-affinity human antibody against a validated target - is exactly the barrier cheap intelligence and cheap offshore development erode fastest, leaving trials and commercialization as the remaining moat.
in-licensed follower assets in REGN classes · AI-native biotech IND cadence · competitor Phase 1 starts on REGN targets
relevance 76 · confidence 62

AI Lens thesis

AI reaches Regeneron almost entirely through the discovery and preclinical layer, not through headcount or a software interface: with roughly 700-plus scientists per typical biotech peer and a cost base dominated by clinical trials and commercial infrastructure, the automatable share of spend is small, so the effect shows up as pipeline productivity rather than margin. The favorable path is that genetics-anchored target selection plus generative antibody design lifts the historically brutal Phase 2 failure rate, which is the single largest value lever in pharma and one Regeneron is unusually equipped to pull because it can design, humanize, and manufacture internally. The unfavorable path is asset commoditization: if designing a competent antibody against a known target becomes cheap and fast, the scarce thing stops being the molecule and becomes trial capacity, payer access, and manufacturing - and Regeneron's premium rests partly on molecule scarcity. Note that the observed margin decline from 55.7 percent to 24.9 percent operating is Eylea competition and R and D reinvestment, not AI; do not read it as an AI signal.

Thesis breaker If two or more RGC-derived targets reach registrational data with above-base-rate success, the constructive read is confirmed. If instead a Regeneron first-in-class program is matched in-clinic by a follower within roughly two to three years of disclosure, the exclusivity-compression thesis dominates and the read should turn negative.
What the market may be underestimating

Upside Vertical integration is an underrated AI multiplier here - Regeneron can act on a computational hypothesis with its own mice, its own protein engineering, and its own fill-finish capacity, so design-cycle gains convert to actual INDs rather than to licensing negotiations, unlike AI-native discovery firms that must rent every wet-lab and manufacturing step.

Downside Market focus sits on Eylea biosimilars and Dupixent deceleration, but the structural risk is that AI-assisted design plus low-cost overseas development erodes the value of the entire late-preclinical asset base, lowering the price of any given antibody and turning in-licensing competition into a cheaper alternative to Regeneron's own discovery engine.

Outcome range spread 43

34Bear case
57Central case
77Bull case
Three headline numbers, deliberately never blended: Position (which way), Exposure (how much it matters at all), Confidence (how sure). The fingerprint asks every stock the same 11 questions so companies a sector label would lump together get told apart. Not an input to GEM/Coal or the Q/V/S lenses.
Claude Reading
Independent analyst synthesis · claude-opus-4-7 · generated 2026-08-11 01:04:04
Verdict Fairly valued near $808 with asymmetric upside to $950-1,050 if H1'26 revenue acceleration (+16% YoY) holds through Q3-Q4 — synthesis's $686 fair value over-weights stale 5yr CAGR contaminated by 2021 COVID base.

The quarterly trajectory here is more interesting than the "steady compounder" framing suggests. Revenue jumped from $3.03B in Q1'25 to $3.61B in Q1'26 (+19% YoY) and $3.68B to $4.29B in Q2 (+16.5% YoY) — that's a genuine acceleration, not the 1% "recent_revenue_yoy" the momentum module reports (which appears to be comparing stale annual figures). Two quarters of double-digit top-line growth after years of ~$3.7B ceilings deserve more weight than the models give them. Yet net income tells a different story: Q1'26 margins collapsed to 20.2% from 26.7% a year prior, and Q2'26 at 30.2% still trails Q2'25's 37.9%. So the acceleration is being bought with margin — likely Libtayo/Dupixent commercial spend and pipeline investment. That's the crux the synthesis glosses over.

The synthesis DCF fair value of $686 assumes ~4-5% revenue CAGR forward, which is what the 5-year lookback shows — but that lookback is contaminated by the 2021 COVID antibody windfall ($16.07B revenue collapsing to $12.17B in 2022). Strip that out and the underlying business has grown from $12.17B (2022) to a run-rate of ~$16B+ implied by H1'26 annualized ($15.8B in just two quarters × 2 = ~$15.8B, but H2 is typically stronger). The 4.6% revenue CAGR is arithmetically correct but economically misleading. If Eylea biosimilar erosion is priced in AND Dupixent + pipeline are delivering the H1'26 print, the composite fair value is too pessimistic. Conversely, if Q1'26's 20% margin is the new normal rather than a blip, then $686 might be generous — $4.5B net income × 19x = $85B market cap, roughly where it trades.

The contrarian case the models underplay: this is a fortress balance sheet ($3.12B cash, $1.99B debt, $31.3B equity, 4.1x current ratio) generating $4.08B FCF at a 6.1x P/S and 19x P/E — cheap for biotech with visible growth reacceleration. ROE of 14.4% and ROIC of 10.2% aren't spectacular but the company is under-levered; a buyback-financed recap could juice returns materially. The insider "S-Sale" of 200 shares is noise, not signal. The market-forces "neutral with Eylea overhang" read is the consensus bear case that's been dogging REGN since 2023 — and yet the last two quarterly revenue prints suggest the transition may already be inflecting. The narrative layer's "+$120 premium for pipeline" framing has it backwards: the premium may actually reflect the market catching on to the H1'26 revenue acceleration that hasn't yet flowed to full-year consensus.

Where I break with the synthesis: I don't think $808 is 15% overvalued. The composite is anchored to trailing 5-year averages that include the COVID distortion and pre-inflection Dupixent economics. If Q3-Q4 2026 confirm the H1 growth rate (~15% YoY on a $16-17B run-rate) with margins normalizing back to 30%+, forward earnings power is $5.5-6B, putting fair P/E-based value at $110-120B market cap or $1,050-1,150/share. If instead Q1'26's margin compression persists and revenue growth was a one-time inventory or launch dynamic, then $686 is right. The data is genuinely thin on which regime we're in — two quarters isn't a trend, and the models are correct that catalysts (GLP-1 readouts, Eylea HD uptake data) will decide it. But labeling this "fully priced" with a -15% gap ignores that the recent quarterly data is running hot relative to the DCF assumptions. Partial dissent: I'd call it fairly valued to modestly undervalued with meaningful upside optionality, not overpriced. Starter position defensible; wait for Q3 print to confirm before sizing up.

GPT Reading
Independent reading · gpt-5.4 · generated 2026-08-11 01:04:18
Verdict Fairly valued to modestly overvalued at $808 — excellent balance sheet and franchise quality, but the stock already discounts a smoother earnings transition than the recent margin pattern proves.

Regeneron looks less like a growth biotech than a cash-rich franchise defending its earnings base, and at $808 the market is paying a premium for that defense to work smoothly. The first thing that stands out is how little the annual top line has actually grown relative to the valuation: revenue was $16.07B in 2021, fell hard to $12.17B in 2022 as pandemic-era business rolled off, and has only rebuilt to $14.34B by 2025. Even ignoring the COVID distortion, 2024 to 2025 revenue rose just 1% from $14.20B to $14.34B, while operating income fell from $3.99B to $3.58B. That is not the profile that normally deserves nearly 20x earnings and 5.7x revenue unless investors are underwriting a clean reacceleration. The quarterly run-rate is somewhat better, with 2026 Q2 revenue of $4.29B up sharply from $3.68B in 2025 Q2 and net income of $1.30B versus $1.39B a year earlier, but that still tells a mixed story: sales are moving, profitability is not compounding cleanly.

The numbers suggest a transition that is real but not yet comfortably won. Over the last eight quarters, revenue has climbed from $3.03B in 2025 Q1 to $4.29B in 2026 Q2, which is encouraging, but net margin has swung from 26.7% to 37.9% to 38.9% and then back down to 21.7%, 20.2%, and 30.2%. A company with Regeneron’s scientific reputation and balance sheet should be able to convert growth into steadier operating leverage than this. Instead, what I see is a business offsetting pressure in mature assets with newer growth drivers, but not yet doing so with enough consistency to justify a “steady compounder” label. Cash generation remains solid — $4.98B in operating cash flow and $4.08B in free cash flow in 2025 — yet even that only modestly covers an $83B market cap at about a 4.9% FCF yield. For a company with revenue CAGR of just 4.6% and earnings CAGR of 6.7%, that is acceptable, not obviously cheap.

The balance sheet is the main reason this is not a bearish call. Regeneron has $3.12B of cash against just $1.99B of debt, a current ratio above 4, and book equity of $31.26B, so there is no financial stress angle here at all. Return metrics are good but not elite for the multiple being paid: ROE of 14.4%, ROIC of 10.2%, ROA of 11.1%. Those are strong large-cap healthcare numbers, but they do not scream hidden compounding machine at 2.8x book and nearly 20x EBITDA-equivalent valuation. Put differently, the company is excellent, but the stock already knows it. I come out closer to “good business, full price” than to either deep value or obvious short.

The strongest case against this view is the obvious one: the quarterly inflection may be more important than the annual stagnation. If the business has truly turned the corner, then looking at 2024 and 2025 annuals understates current earnings power. 2026 Q2 revenue of $4.29B annualizes to more than $17B, well above the prior peak, and net income of $1.30B in the quarter implies an earnings run-rate materially above 2025. On that basis, the trailing P/E of 19.5x may be overstating the real forward multiple, perhaps by a lot. The market may also be right to pay above classic pharma multiples for a company with genuine innovation capacity, low leverage, and multiple shots on goal beyond current franchises. If 2026 is the year the mix shift stops being a headwind and starts being growth, then $808 may prove entirely reasonable.

What would change my mind is not another clinical narrative but a cleaner financial pattern. If the next two quarters sustain revenue above $4.0B with net margins back into the mid-30s, and if annual operating income starts growing again rather than shrinking as it did in 2025, then I would accept that the business has earned a higher multiple and likely move fair value toward the current price or above. Conversely, if revenue slips back toward the high-$3B range or margins revisit the low-20s despite higher sales, that would confirm the market is paying for a transition that remains incomplete and push my fair value into the high-$600s to low-$700s.

Grok Reading
Independent reading · grok-4.5 · generated 2026-08-11 01:04:57
Verdict Overvalued at $808 vs ~$686 fundamental value; pay only on clear franchise-transition proof or pipeline de-risking

The numbers describe a high-quality cash machine that has stopped growing in any meaningful way. Regeneron printed $14.34B in 2025 revenue after $14.20B the year before—barely 1% growth—and the five-year revenue CAGR sits at a pedestrian 4.6% once the 2021 COVID antibody spike is stripped out. Operating income has compressed from $8.95B in 2021 to $3.58B in 2025; free cash flow of $4.08B remains excellent and the balance sheet is fortress-like ($3.12B cash, $1.99B debt, D/E 0.06), but the market is paying 19.5× earnings and 5.7× EV/revenue for mid-single-digit earnings growth and a company whose flagship retinal franchise faces known biosimilar pressure. The recent $4.29B June-quarter print is the best sequential step-up in the series and lifts TTM revenue toward ~$15.5B, yet net margins still swing violently between 20% and 39% quarter to quarter, underscoring residual product-mix and collaboration-timing noise rather than a clean re-acceleration. At $808 the stock embeds a roughly 15–18% premium to the ~$686 fundamental anchor the models derive from Eylea-plus-Dupixent cash flows; that premium is pure pipeline and platform optionality.

What stands out is the mismatch between the “mature earner” cash-flow profile and the multiple still being paid. ROIC of 10.2% and ROE of 14.4% are respectable but not scarce enough to justify nearly 20× earnings when revenue is essentially flat and operating leverage has been running in reverse for four years. The Q2 revenue bounce is real, yet it arrives against a backdrop of only 2.1% earnings growth year-over-year and an FCF CAGR of just 2.6%. Insiders are not buying; the single recent sale is noise. Macro headwinds and a sector that already prices antibody platforms richly leave little margin of safety if Dupixent’s next leg of COPD and pediatric expansion disappoints or if Eylea HD fails to fully offset the original molecule’s erosion.

The strongest counter-argument is that the market is rationally capitalizing a still-expanding Dupixent franchise plus a credible late-stage pipeline (obesity collaboration, oncology) that is not yet in the numbers. A smart opponent would note the pristine FCF conversion, the 4.1 current ratio, net-margin durability above 30% on an annual basis, and the fact that 19.5× is actually a discount to high-growth biotech and only a modest premium to big pharma—reasonable if one believes the antibody-discovery engine can keep launching multi-billion-dollar assets. They would also point to the $4.29B quarter as early evidence that the franchise transition is already being navigated successfully. I weigh this less heavily because the same data show operating income still 60% below the 2021 peak, revenue CAGR stuck in the mid-single digits, and the entire $120-per-share premium resting on clinical outcomes that remain binary and several quarters away; until those readouts convert into reported sales, the multiple is paying for hope rather than demonstrated re-acceleration.

I would flip to neutral or constructive on two clean prints of double-digit year-over-year revenue growth that explicitly show Dupixent plus Eylea HD more than offsetting biosimilar losses, or on positive pivotal data from the GLP-1 or oncology programs that visibly de-risk the pipeline contribution inside the next twelve months. A sustained drop below $700 without deterioration in the core P&L would also force a reassessment of the risk/reward.

Big-3 Panel — where each AI stands
Each AI above independently stated a direction (undervalued, fairly valued, or overvalued) and how strongly it believes it (conviction, 0–5). We combine those into a Bull-Bear Index on a 0–10 scale: 5 is neutral, 10 is maximum bullish (undervalued at full conviction), 0 is maximum bearish. We compute the score ourselves with the same arithmetic for every seat — the models never grade their own bullishness — so the three are directly comparable. Δ shows how far each seat sits from the panel average of 4.0; a large Δ marks the dissenting voice, usually the one worth reading.
Claude claude-opus-4-7 5.0
fairly valued · conviction 3/5 · Δ +1.0 vs panel · self: 6.0
GPT gpt-5.4 5.0
fairly valued · conviction 3/5 · Δ +1.0 vs panel · self: 4.0
Grok grok-4.5 2.0
overvalued · conviction 3/5 · Δ -2.0 vs panel · self: 3.0
Advanced Analysis Forensic deep-dive · separate lenses
Separate reads — Company Quality (is it a great business?), Valuation (is it mispriced?), and General Sentiment (how macro + narrative are pushing it), plus AI Impact (how the AI wave reshapes it), kept deliberately apart · 2026-08-11 01:29:56
Delvantic - Cairn AI
Quality — wait for a dip 7/10
Fortress balance sheet and clean quality (+35) don't rescue a name trading 15-18% above deserved value (-65) with a moderate bearish narrative overhang — this is a wait-for-price story, not a buy-today story.
The cruxWhether the operating-margin collapse from 55.7% to 24.9% is deliberate reinvestment funding the next leg or the leading edge of Eylea biosimilar erosion — everything about entry price hinges on that read.
Forensic checks Derived mechanically from REGN's filed financials — not from the AI lenses
Liquidity & RunwaySelf-Funding
DilutionShare Count Shrinking
Earnings QualityHigh Earnings Quality
The four lensesswitch a tab for its full read — score + evidence
Company Quality
+35
Strong
edge √Σ 122 · risk √Σ 85 · conf 8/10

Regeneron sits on $8.61B of liquid cash against $6.62B net cash, generates $4.08B FCF at a 28% FCF margin, and posts an Altman Z of 7.65 with OCF/NI of 1.06x and negative accruals (-0.3% of assets). Earnings integrity looks clean on the mechanical checks and cash conversion is real. Capital discipline is a genuine strength: diluted share count fell from 115.1M to 108.6M in the latest year (-0.8% CAGR overall, sharper in 2025), and buybacks run 2.87x SBC despite SBC being a non-trivial 6.9% of revenue. The concern is the trajectory of the core P&L. Operating margin has slid every single year from 55.7% (2021) to 38.9% to 30.9% to 28.1% to 24.9%, and revenue has essentially stalled at $14.2B-$14.3B for two years after collapsing from the $16.07B COVID peak. Net income is flat around $4.4B-$4.5B. The margin decay is either R&D reinvestment (which is defensible for a biotech) or a signal of pricing/competitive pressure on Eylea from biosimilars and Vabysmo. Either way, the operating leverage has been running the wrong direction for four consecutive years, which caps how high on the quality frame this can sit despite the fortress balance sheet.

Strengths 3
m78
Fortress balance sheet, self-funding
$8.61B liquid cash, $6.62B net cash, $4.08B FCF, Altman Z 7.65 — zero survival risk and no reliance on capital markets.
m70
Clean earnings quality
OCF/NI 1.06x, accruals -0.3% of assets, no mechanical red flags — reported earnings are backed by cash.
m62
Net share shrinkage
Diluted shares dropped 115.1M to 108.6M in 2025; buyback/SBC ratio 2.87x means per-share value is being concentrated despite 6.9% SBC/revenue.
Concerns 3
m68
Four-year operating margin collapse
OpM went 55.7% to 38.9% to 30.9% to 28.1% to 24.9% — a monotonic decline suggesting either heavy reinvestment or genuine competitive pressure on the core franchise.
m45
Revenue stagnation post-COVID
Revenue flat at $14.2B-$14.3B in 2024-2025, still well below the $16.07B 2021 peak; net income plateaued near $4.4B-$4.5B despite buybacks.
m25
Zero recent insider buying
Only 1 small S-sale ($130K) in 12 months; no P-buys signaling conviction from management, though the pattern is not directionally alarming.
This is a high-integrity, cash-rich business that is unambiguously durable — the balance sheet, cash conversion, and share-count discipline are all top-decile. What keeps me from grading higher is the operating margin chart: five straight years of decline from 55.7% to 24.9% is not a rounding error, and revenue has been flat for two years. Something structural is happening to the core franchise, and the numbers alone cannot tell me whether it is deliberate reinvestment for the next leg or the slow erosion of Eylea against biosimilars. I would call this Strong, not Fortress, until the margin line stops falling.
Verify before trusting this (5)
  • Eylea revenue trajectory and biosimilar/Vabysmo share loss in the 10-K segment disclosures
  • R&D expense line to determine how much of the OpM decline is deliberate pipeline reinvestment vs gross margin pressure
  • Dupixent collaboration economics with Sanofi and whether that growth is offsetting Eylea erosion
  • Pipeline readouts (Libtayo, factor XI, oncology) that would justify sustained R&D intensity
  • Customer/payer concentration and any Medicare Part B pricing exposure
Valuation / Mispricing
-65
Rich
edge √Σ 25 · risk √Σ 103 · conf 7/10
Price $808 vs composite deserved ~$685 - roughly 15-18% overpriced, no margin of safety. attractive below $640.00

The e2e composite pins fair value at $678 and the signal-adjusted read at $686, implying roughly -15% downside from $808. The DCF ($700) and EPV floor ($450) both sit well below the market price; only the anchored-PE method ($863) supports today's tape, and that method extrapolates a multiple from a period that included the COVID windfall and pre-margin-compression profitability. Given operating margins have fallen from 55.7% to 24.9% over five years and revenue has been flat for two, leaning on historical multiples flatters the deserved value.

Cheap signals 1
m25
Quality and balance sheet cushion downside
Top-decile cash conversion, pristine earnings quality (score 2), and net cash mean the EPV $450 floor is a genuine floor, not a real target - limits how far this can fall on multiple compression alone.
Rich / priced-in 4
m62
Composite FV implies -15% downside
Signal-adjusted FV $685.63 vs $808.05 price. Two of three methods (DCF $700, EPV $450) sit below price; only anchored-PE ($863) supports it.
m55
Anchored-PE leans on stale margin history
The one method above price uses historical multiples struck when operating margins were 40-55%, not the current 24.9%. Discount this input - it flatters deserved value.
m50
Price embeds pipeline optionality as base case
To justify $808 you need Eylea biosimilar defense AND GLP-1/oncology conversion. Neither is proven; both are assumed in the multiple.
m35
Flat revenue two years running
Paying above deserved value for a franchise showing no top-line growth requires believing the next leg is imminent - that is a narrative premium, not a valuation one.
Fully valued to modestly rich. The composite says $685, the DCF says $700, and I am being asked to pay $808 - that is a 15%+ premium for a business whose margins have halved and whose revenue has not grown in two years. Quality is real and the balance sheet is a fortress, so I am not short this; I just do not see the gap. I would get interested near $640 (roughly a 10% discount to DCF, a real margin of safety), and I would get excited in the mid-$500s. At today's price you are paying for pipeline optionality on faith.
Verify before trusting this (5)
  • Eylea HD uptake trajectory vs biosimilar timing in next 10-Q
  • Dupixent YoY growth deceleration curve and new-indication contribution
  • Operating margin stabilization - is 24.9% the trough or a waypoint down
  • R&D productivity signals from obesity and oncology readouts
  • Any guidance revisions or one-time charges masking core run-rate earnings
General Sentiment
-13
Balanced
tail √Σ 50 · head √Σ 64 · conf 6/10

REGN sits in a mild risk-on regime (score +47, VIX 15.5), but with a beta of 0.19 the tape hardly moves this name either way. The macro crosswind that matters more here is the 4.65% 10y and stretched market PE - large-cap biotech with steady cash flows is relatively insulated, and if anything a slightly nervous tape favors defensive healthcare compounders over story stocks. Net macro pressure on this specific ticker is close to neutral, leaning very slightly positive. The active narrative is a moderate-intensity, moderate-durability steady-compounder story with a clear overhang: Eylea biosimilar timing and Dupixent deceleration. Nothing in the last 72h escalates or breaks that story - the news flow (dividend confirmed, buybacks, in-line H1 2026) is textbook boring-compounder maintenance, which reinforces the archetype but adds no narrative fuel. Analyst tone is not showing a target-revision wave in either direction. So the pressure is genuinely balanced: no euphoric bid, no active de-rating, just a stock trading on its own cadence while the market's dominant AI/growth narrative flows elsewhere and leaves this name un-loved but un-punished.

Tailwinds 3
m32
Risk-on tape, but muted by low beta
The +47 risk-on regime is a mild tailwind for equities broadly, but a 0.19 beta means REGN captures very little of any melt-up. Real but ordinary crosswind, not a driver.
m30
Defensive-compounder bid in a nervous-but-calm tape
With VIX at 15.5 and market PE 26, investors looking for boring cash-generative healthcare have a natural home here. Confirmed dividend and buyback news reinforces that positioning.
m25
Boring-but-clean news flow
Recent 72h news (dividend, buybacks, H1 2026 results in the frame) is stabilizing rather than disruptive - no negative surprises to feed the bear narrative.
Headwinds 3
m45
Eylea biosimilar overhang is the live bear narrative
The bear case - earlier-than-consensus Eylea erosion plus Dupixent maturation - is the dominant story pressing the multiple. Moderate intensity and durability mean it is a persistent cap on sentiment, not a crash catalyst.
m35
Narrative neglect versus AI/GLP-1 headline names
Market attention and flow are with AI beneficiaries and pure-play obesity leaders; REGN's GLP-1 optionality via Roche is a footnote, not a story. Low cult coefficient means no momentum-chasing bid.
m28
Higher-for-longer rates pressure premium multiples
10y at 4.65% is a mild headwind for a name whose price already embeds pipeline optionality above fundamental fair value; discount rate math is not on the pipeline premium's side.
Net pressure on REGN is genuinely balanced and I would not overstate it in either direction. The macro tape is mildly friendly but this stock's 0.19 beta strips most of that away; meanwhile the Eylea-erosion narrative is a real but slow-burn cap on the multiple, not an active de-rating event. There is no euphoric bid and no panic - it is a neglected compounder trading on its own boring cadence. If forced to lean, I lean a hair to the headwind side because the live narrative is bearish and there is no offsetting story catalyst in the tape right now, but it is close enough to call Balanced.
Verify before trusting this (5)
  • Any Eylea biosimilar approval or launch-timing update from the FDA or competitors
  • Dupixent quarterly script trend and any label-expansion readouts
  • Pipeline catalyst dates (GLP-1 Roche collaboration data, late-stage oncology readouts) that could reignite the bull narrative
  • Analyst target-price revisions clustering in either direction after H1 2026 print
  • Rotation into or out of defensive large-cap biotech versus AI/growth
The market-wide tape + this name's exposure to it (beta / sector / narrative durability). Context on the non-fundamental pressure — not a call on the business or the price. processId: detail-general-sentiment
AI Impact
+24
Mildly favorable - AI hits the science, not the seats, and cuts both ways
opp √Σ 83 · thr √Σ 20 · conf 7/10

AI reaches Regeneron almost entirely through the discovery and preclinical layer, not through headcount or a software interface: with roughly 700-plus scientists per typical biotech peer and a cost base dominated by clinical trials and commercial infrastructure, the automatable share of spend is small, so the effect shows up as pipeline productivity rather than margin. The favorable path is that genetics-anchored target selection plus generative antibody design lifts the historically brutal Phase 2 failure rate, which is the single largest value lever in pharma and one Regeneron is unusually equipped to pull because it can design, humanize, and manufacture internally. The unfavorable path is asset commoditization: if designing a competent antibody against a known target becomes cheap and fast, the scarce thing stops being the molecule and becomes trial capacity, payer access, and manufacturing - and Regeneron's premium rests partly on molecule scarcity. Note that the observed margin decline from 55.7 percent to 24.9 percent operating is Eylea competition and R and D reinvestment, not AI; do not read it as an AI signal.

AI opportunities 6
m51
Underlying Need Persistence
Retinal disease, atopic inflammation, and oncology are biological needs cheap intelligence cannot dissolve.
m30
Solution Persistence
Injectable biologics remain the answer, but AI-accelerated alternative modalities could displace specific franchises.
m28
Responsibility Transfer
Regeneron is paid to carry regulatory, safety, and manufacturing liability that no model will assume.
m8
Customer DIY Preference
Patients and payers cannot self-manufacture a biologic; the only DIY risk is a partner internalizing discovery.
m47
Data Leverage
The Regeneron Genetics Center dataset is one of the few genuinely non-reproducible AI inputs in the pool.
m16
Revenue Unit Durability
The monetized unit - a patent-protected dose - survives cheap intelligence legally, but its duration is what is at risk.
AI threats 1
m20
Entrant Compression
AI plus global development capacity meaningfully lowers the cost of building a competing biologic.
AI is a real productivity tailwind for Regeneron's discovery engine but a real solvent for the scarcity of the molecules it sells - own it for the genetics platform, not for margin relief. Position 57 with exposure 54 and a 34-to-77 range: this is not an AI-margin story, it is an AI-pipeline-productivity story sitting on top of an eroding exclusivity base, which is why entrant_compression at 37 and scarcity_migration at 47 pull against data_leverage at 81. The unlock is evidence that genetics-derived targets convert at above the industry Phase 2 base rate, since that is the only mechanism large enough to offset Eylea erosion; the killer is a rival matching a Regeneron first-in-class asset in the clinic within two to three years of disclosure. Watch competitor IND starts against Regeneron-disclosed targets and preclinical spend per IND filed - both move before revenue does.
Verify before trusting this (8)
  • open-weight protein design tool capability
  • peer disclosure of AI-designed INDs
  • Regeneron internal cycle-time metrics
  • in-licensing prices for preclinical assets
  • CDMO biologics capacity additions
  • payer formulary concentration in anti-VEGF
  • RGC-derived programs entering the clinic
  • new biobank access agreements
The structural effect of the AI wave on this specific business over the next ~5 years — demand, cost leverage, moat, barriers to entry, position in the AI stack. The reality beneath the AI story, not the story's market pressure (General Sentiment owns that) — and not a call on the business today or the price.
Growth Outlook
not run

This lens hasn't been run for this ticker yet.

The forward growth verdict — is the business itself likely to grow (next 2 quarters / year 1 / years 2–3), judged against its category and against printed expectations. The full horizon ladder + creme renders on the Growth Outlook card above. Not a call on the price (Valuation owns that) or the tape (Sentiment owns that).
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Lenses kept deliberately separate — Company Quality (price-agnostic), Valuation (price-conditional), General Sentiment (non-fundamental macro/narrative pressure), AI Impact (structural ~5yr AI exposure), and Growth Outlook (the forward growth verdict). The scores are not blended. Filing-level items (convertibles, lock-ups, customer concentration) are v2 — see each lens's "verify."
Price Prediction
Lower -6.6% v0.6.0 View full prediction →

When we made this prediction on Aug 11, 2026, REGN was $808.05. We expect it to be $755.00 by Feb 2027, and we consider it great value under $640.00. This is an early model (v0.6.0) — the direction is more reliable than the exact price. Made Aug 11, 2026.

Price when predicted$808.05
Our estimate for Feb 2027$755.00-6.6%
Great value below$640.00
Price history shown (6 Months)

Blue is our prediction, starting the day we made it. Grey is a slower route to the same place — the same destination, taking longer. Black is the actual price, so you can see how we are doing.

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My Notes personal — only you see this
v1.1.562 · 9b2927c4 · 2026-08-22 16:52:06