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AGING Analysis Report
Jun 19, 2026
8 days ago · 100% complete · +8 refreshed

Constellium SE

CSTM NYSE Categories PDF
Basic Materials · Aluminum
Paris, 75008, France IPO 2013 constellium.com Updated Jun 19, 3:00am
Price
$34.00
Market Cap
$4.6B
Employees
12,000
Beta
1.55
Avg Volume
2,265,144
CEO
Ingrid Joerg
Business Description

Constellium SE, along with its various subsidiaries, specializes in the development, production, and distribution of high-performance rolled and extruded aluminum solutions. These solutions primarily serve the packaging, aerospace, and automotive industries. Its operations are structured into three distinct business segments: Packaging & Automotive Rolled Products, Aerospace & Transportation, and Automotive Structures & Industry. The Packaging & Automotive Rolled Products division manufactures rolled aluminum materials. This includes stock for beverage and food cans and closures, as well as foil for flexible packaging applications. Additionally, this segment provides crucial components for the automotive sector, such as body sheets and heat exchangers, alongside specialized reflective sheets. Within the Aerospace & Transportation segment, the company supplies an array of rolled aluminum products. These encompass plates, sheets, and extrusions specifically tailored for aerospace applications, including wing skins. Furthermore, it delivers plates and sheets for various transportation, industrial, and defense uses. The Automotive Structures & Industry division is responsible for advanced extruded products and structural components designed for the automotive sector. Its offerings include critical items like crash-management systems, body structures, side impact beams, and battery enclosures. It also produces both hard and soft alloy extruded profiles utilized across diverse industrial contexts, spanning automotive, engineering, rail, and other transport-related markets. Beyond manufacturing, this segment delivers value-added downstream services such as pre-machining, surface treatment, research and development, and comprehensive technical support. Constellium distributes its products either directly to customers or via a network of distributors. Its global footprint includes sales operations in European nations such as France, Germany, the Czech Republic, the United Kingdom, and Switzerland, as well as in the United States, Shanghai, and Seoul. Established in 2010, Constellium SE maintains its corporate headquarters in Paris, France.

Business History
Generated: Jun 19, 2026 3:02am
Price Overview
Last updated: Jun 19, 2026 3:00am (8d ago)
$34.00
+0.32 (+0.95%)
Day Range
$33.67 – $34.47
52-Week Range
$12.68 – $36.99
50-Day MA
$32.68
200-Day MA
$22.92
Volume
1,301,231.00
Analyst Price Targets
Low $32.00
Consensus $36.25
High $40.00
(12 analysts)
Share Structure
Outstanding 136,150,450.00
Float 124,096,368.00
Free Float 91.1%
High free float — 91.1% of shares trade freely, ~8.9% 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: Jun 19, 2026 3:07am (8d ago)
Revenue & Net Income Trend
The directional story — useful even when net income is negative.
Last updated: Jun 19, 2026 3:07am (8d 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
API Direct from provider CALC Derived from statements
Industry comparison last run: Jun 19, 2026 3:02am
P/E Ratio (Price per dollar of earnings)
API
Stock Price / EPS (Diluted)
10.72
Stock Price: $34.00
EPS (Diluted): 1.95
P/B Ratio (Price vs net asset value)
API
Stock Price / Book Value Per Share
2.77
Stock Price: $34.00
Total Equity: $951.71M
Shares: 141,941,220
EV/EBITDA (Total value vs operating profit)
API
Enterprise Value / EBITDA
6.38
Market Cap: $4.63B
Total Debt: $1.94B
Cash: $119.96M
EBITDA: $852.00M
Enterprise Value (Takeover price (cap + debt - cash))
API
Market Cap + Total Debt - Cash
$4.5B
Market Cap: $4.63B
Total Debt: $1.94B
Cash: $119.96M
Gross Margin (Revenue left after direct costs)
API
Gross Profit / Revenue
10.1%
Gross Profit: $857.00M
Revenue: $8.45B
Operating Margin (Revenue left after all operations)
API
Operating Income / Revenue
5.6%
Operating Income: $474.00M
Revenue: $8.45B
Net Margin (Revenue left as actual profit)
API
Net Income / Revenue
3.2%
Net Income: $273.00M
Revenue: $8.45B
ROE (Profit from shareholder equity)
API
Net Income / Total Equity
46.5%
Net Income: $273.00M
Total Equity: $951.71M
ROIC (Profit from all invested capital)
API
NOPAT / Invested Capital
11.2%
Operating Income: $474.00M
Tax Rate: 32.6%
Equity: $951.71M
Total Debt: $1.94B
Cash: $119.96M
Current Ratio (Can it pay short-term bills)
API
Current Assets / Current Liabilities
1.29
Current Assets: $2.32B
Current Liabilities: $1.80B
Debt/Equity (Leverage — debt vs equity)
CALC
Total Debt / Total Equity
2.04
Short-Term Debt: $38.99M
Long-Term Debt: $1.90B
Total Debt: $1.94B
Total Equity: $951.71M
Rev/Share (Top-line per share)
CALC
Revenue / Shares Outstanding
$59.52
Revenue: $8.45B
Shares: 141,941,220
Book Value/Share (Net assets per share)
CALC
(Total Assets - Total Liabilities) / Shares
$6.70
Total Equity: $951.71M
Shares: 141,941,220
FCF/Share (Real cash generated per share)
CALC
(Operating Cash Flow + CapEx) / Shares
$1.12
Operating CF: $488.85M
CapEx: -$329.90M
Shares: 141,941,220
CapEx is negative (outflow) — added to OCF to get FCF
Div Yield (Annual income from holding)
API
Last Annual Dividend / Stock Price
0.0%
Last Dividend: N/A
Stock Price: $34.00
Payout Ratio (Earnings paid out as dividends)
Dividends Paid / Net Income
Dividends Paid: N/A
Net Income: $273.00M
Dividends paid not available in cash flow statement
Industry Benchmarks
Last run: Jun 19, 2026 3:01am
Compares CSTM 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.
Advanced Analysis Forensic deep-dive · three lenses
Three separate reads — Company Quality (is it a great business?), Valuation (is it mispriced?), and General Sentiment (how macro + narrative are pushing it), kept deliberately apart · 2026-06-19 03:08:26
Delvantic - Cairn AI
Pass at $34 — watchlist for mid-$20s 7/10
Decent-but-leveraged cyclical converter trading 20-25% above what the math supports — right business to know, wrong price to own.
The cruxWhether you pay a cyclical-growth multiple ($34) or a converter multiple (mid-$20s) on mid-cycle EBITDA — that gap is the entire trade.
Forensic checks Derived mechanically from CSTM's filed financials — not from the AI lenses
Liquidity & RunwaySelf-Funding
DilutionShare Count Shrinking
Earnings QualityHigh Earnings Quality
The three lensesswitch a tab for its full read — score + evidence
Company Quality
-36
Mixed
edge √Σ 92 · risk √Σ 128 · conf 6/10

Constellium is a mature, capital-intensive aluminum products business running on structurally thin margins (gross 10–13%, operating 4–8%) typical of metals conversion. Revenue has bounced between $7.0–8.5B over five years with no real secular growth, and net income is highly volatile ($54M in 2024 → $273M in 2025), reflecting cyclical pass-through and operating leverage rather than a durable moat. 2025 looks like a recovery year, but the 2024 trough (FCF of -$108M, OpM 3.7%) shows how little cushion exists when conditions soften.

The balance sheet is the central quality issue: net debt of roughly $1.82B against just $120M cash and $159M of normalized FCF means leverage is meaningful and deleveraging would take many years of cycle-average cash generation. Earnings-quality mechanics look clean (Beneish -2.19, accruals -4%, OCF/NI 2.63x, Altman Z 2.71 grey) and the diluted share count has actually shrunk (-0.9% CAGR, buybacks 12.75x SBC), so per-share value isn't being eroded by stock issuance — a genuine positive for a company in this industry.

Insider tape is unambiguously net selling in dollar terms ($12.2M sold vs $167K bought across 26 sells and 6 small buys), despite the headline framing it as 'net buying.' The two P-purchases are tiny token buys (~$84K and $41K) alongside large S-sales by multiple officers including ~$1.6M each from Hoffmann and Jurkovic. That's a mild negative signal on management conviction, not a scandal.

Strengths 3
m65
Disciplined share count — buybacks > SBC
Diluted shares fell from 147.2M (2021) to 141.9M (2025), -0.9% CAGR, with buyback/SBC ratio of 1275%. Per-share value is being concentrated, rare for a capital-intensive industrial.
m55
Clean earnings-quality mechanics
Beneish M -2.19, accruals -4% of assets, OCF/NI 2.63x in 2025, Altman Z 2.71 (grey but not distress). No manipulation flags; cash conversion supports reported earnings.
m35
Self-funding through the cycle
Generates positive FCF on a normalized basis ($159M in 2025) and doesn't depend on equity markets for capital, even with the debt load.
Concerns 5
m80
Heavy net debt vs. thin cash generation
Net debt of $1.82B against only $120M liquid cash and ~$159M annual FCF. Debt/FCF ~11x means the balance sheet is a structural constraint, especially given cyclical earnings.
m70
Structurally thin, cyclical margins
Gross margin 10–13%, operating margin swung from 7.9% (2021) to 3.7% (2024) back to 5.6% (2025). Net income collapsed 81% from 2022 to 2024 ($286M→$54M), exposing low resilience.
m55
FCF volatility and 2024 cash burn
FCF went $186M (2022) → $66M (2023) → -$108M (2024) → $159M (2025). A single soft year wiped out cash generation entirely — poor FCF quality flag is warranted.
m35
Insider tape is net selling in dollars
$12.2M of S-sales vs only $167K of P-purchases over 12 months; multiple officers sold $0.3M–$1.6M each in April–May 2026. Token buys don't offset broad-based distribution.
m30
No revenue growth, just cyclicality
Revenue $6.97B (2021) → $8.45B (2025) is essentially pass-through of aluminum prices and mix; no evidence of secular volume or pricing power expansion.
This is a decent but not great industrial business — a thin-margin aluminum converter with no real moat, carrying a meaningful debt load that the cycle can stress (2024 proved that). What I respect is the capital allocation discipline: they're actually shrinking the share count, earnings quality screens clean, and they generate cash through the cycle. What bothers me is leverage of ~11x FCF against a business whose operating margin can halve in a single year, and an insider tape that, despite the headline, is overwhelmingly net selling in dollars. I'd call it a solidly-run but structurally average business — Mixed, leaning toward Solid only if you trust the cycle recovery holds.
Verify before trusting this (6)
  • Debt maturity schedule and covenant structure — when do the ~$1.8B of obligations come due and at what rates?
  • Customer concentration in aerospace, packaging, and automotive segments (10-K disclosure)
  • Pension and other post-employment obligations, which can be material at European industrials
  • Whether the 2024 FCF burn was working-capital driven or structural margin compression
  • Hedging policy on aluminum and energy — how much of margin volatility is pass-through vs. mistimed hedges
  • Capex intensity vs. depreciation — is reported FCF sustainable or under-investing in plant
Valuation / Mispricing
-59
Rich
edge √Σ 43 · risk √Σ 102 · conf 6/10
Price $34 vs deserved ~$25-28 — roughly 20-25% above fair on cycle-normalized math, no margin of safety. attractive below $26.00

Constellium is a thin-margin aluminum converter (~3-5% EBIT margins through cycle) carrying meaningful leverage (~11x FCF in debt). At $34, the market cap is ~$4.6B against a business that just got stressed in 2024 and whose mid-cycle EBITDA runs roughly $500-650M. Slap a sober 5-6x EV/EBITDA multiple on mid-cycle EBITDA and back out net debt, and equity value lands in the $20-28 range. The e2e synthesis flagging 'Disconnected from Fundamentals' lines up with that — the stock is trading on the EV/lightweighting narrative, not on what the converter spread economics actually deserve.

Earnings quality is clean and capital allocation is disciplined (buybacks), which I'll credit toward deserved value — but not enough to bridge a 20-30% gap. The bull case requires sustained automotive recovery, packaging margin expansion, AND deleveraging simultaneously; that's the heroic path embedded at $34. The bear case — that this is a commodity-adjacent converter with customer concentration getting a cyclical-growth multiple — is the more honest read of the current tape. No deep mispricing either way, but the risk/reward skews to 'priced ahead of fundamentals.'

Cheap signals 2
m35
Clean earnings quality + share count discipline
High earnings-quality score (2) means no haircut needed, and management is actually shrinking shares — both raise deserved value modestly versus a typical commodity converter.
m25
Through-cycle cash generation is real
Even in a stressed 2024, the business generated cash. That puts a floor under deserved value somewhere in the low-$20s rather than letting it collapse to scrap.
Rich / priced-in 3
m70
e2e synthesis flags disconnect from fundamentals
The composite valuation work labels this 'Disconnected from Fundamentals' — the multi-method output isn't backing the $34 print. That's the single strongest mispricing signal in the packet.
m55
Cyclical multiple on late-cycle earnings
Narrative is explicitly 'cyclical-late-stage.' Paying a growth/lightweighting multiple at the top of an aluminum demand cycle is how you overpay for converters — the 2024 stress already showed how fast the EBITDA line moves.
m50
Leverage caps the equity multiple it deserves
~11x FCF in debt against thin margins means EV growth from here disproportionately flows to bondholders. Equity deserves a discount, not a premium, for this balance sheet.
I think this is fully-to-richly valued. $34 is asking me to underwrite a clean cyclical upturn plus deleveraging plus margin expansion on a thin-margin converter that just got smacked in 2024 — that's a lot of 'and.' The business is decent, earnings are clean, buybacks are real, but none of that bridges a 20%+ gap to deserved value. I'd want it in the mid-$20s before I get interested, and I'd happily wait — cyclicals give you that price eventually.
Verify before trusting this (5)
  • 2025 EBITDA guidance and packaging vs automotive segment mix — confirms whether mid-cycle EBITDA is $500M or $650M
  • Net debt trajectory and any refinancing terms — leverage is the swing factor on deserved equity value
  • Automotive customer concentration disclosures — pricing power vs OEMs determines whether margin recovers or compresses
  • Aerospace contribution and contract length — the one segment where multiple expansion would be justified
  • Any guidance on through-cycle ROIC vs WACC — currently looks marginal
General Sentiment
+26
Tailwind
tail √Σ 82 · head √Σ 56 · conf 6/10

The market regime is neutral with VIX in the upper-middle of its range, so the tape itself is not actively pushing CSTM either way. But CSTM carries a 1.55 beta and sits in a cyclical aluminum-converter cohort, which means any drift toward risk-off would land harder here than on defensives. For now, that risk is latent, not active. The dominant non-fundamental force is the live narrative: a moderate-intensity, moderate-durability EV-lightweighting and sustainable-packaging story that the market is willing to underwrite, evidenced by 19.3% recent price action well above the 9% long-term CAGR. Cult coefficient is low, so this is not a meme-style euphoria - it is a more durable industrial-thematic bid that tends to hold unless the macro tape breaks. Analyst tone reinforces this: 13 Buys, 4 Holds, zero Sells, with a consensus target ($36.25) sitting just 7.5% above spot. That is constructive but not stretched, and notably there were zero target revisions this month - tone is stable but stale, lagging the recent run. No divergence flashing red yet, but the upside from sell-side is largely spent at current levels.

Tailwinds 3
m55
EV-lightweighting narrative is live and credible
Moderate intensity and durability on a non-cult industrial theme means the bid is real and not fragile to a single headline. CSTM is a clean pure-play vehicle for this story.
m50
Strong recent momentum outrunning trend
Recent 19.3% vs 9% long-term CAGR signals the tape is actively rewarding this name; momentum itself is a self-reinforcing sentiment force in cyclicals.
m35
Clean analyst book, no sells
13 Buys / 4 Holds / 0 Sells gives the stock a sentiment floor - downgrades would have to start the de-rating, and none are in motion.
Headwinds 3
m40
Beta 1.55 in a fragile-neutral tape
Regime is only nascent neutral with VIX elevated; any rotation to risk-off hits high-beta cyclical materials disproportionately, and CSTM has no defensive narrative to hide behind.
m30
Rates and curve still a drag on cyclicals
10y at 4.46% with a barely positive curve keeps cyclical/industrial multiples capped and weighs on capex-heavy aluminum converters.
m25
Analyst targets nearly met, revisions stalled
Price is within 7.5% of consensus target with zero revisions this month - tone is backward-looking and the easy sell-side upgrade fuel is gone.
Net leans tailwind but not strongly. The EV-lightweighting narrative is doing real work here and momentum is confirming it, while analyst tone provides a floor with no sells in the book. That is enough to call it a tailwind. What stops me from going stronger: the tape is only nascent-neutral with an elevated VIX, and at 1.55 beta this name is a leveraged bet on the macro mood staying calm. The sentiment trade is working until the regime flips - and if it flips, CSTM is exactly the kind of high-beta cyclical that gets marked down first regardless of the EV story.
Verify before trusting this (5)
  • Whether the neutral regime tips risk-off (VIX through 20) - would punish this beta hard
  • Any target revisions in the next 4-6 weeks; stale tone needs to catch up or it becomes a ceiling
  • Aluminum price action and LME inventories - the commodity tape can override the EV narrative quickly
  • EV demand data points or OEM production cuts that would crack the lightweighting story
  • Aerospace order flow as a secondary narrative pillar
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
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Three lenses kept deliberately separate — Company Quality (price-agnostic), Valuation (price-conditional), and General Sentiment (non-fundamental macro/narrative pressure). The scores are not blended. Filing-level items (convertibles, lock-ups, customer concentration) are v2 — see each lens's "verify."
Deep Analysis
Last run: Jun 19, 2026 3:06:18 am

Pre-flight intelligence scans the company first, then routes to the right analytical methods.

0 Company Classification — What type of company is this?
1 Industry Landscape — Where is the industry headed?
2 Company Momentum — Where is this company trending?
3 Forward Projection — 1Y & 2Y projected metrics (requires Layer 1 + 2)
4a DCF Valuation — Present value of future cash flows
4b Earnings Power Value — Floor value — worth with zero growth
4c Anchored PE — Industry PE adjusted for growth differential
4d Reverse DCF — What growth is the market pricing in?
4e Revenue-Based DCF — For growth/narrative companies (skip if mature earner)
Not applicable for Mature Earner companies
4f Anchored P/S — Price-to-Sales peer comparison (skip if mature earner)
Not applicable for Mature Earner companies
4g Scenario Analysis — Bull / Base / Bear (skip if mature earner)
Not applicable for Mature Earner companies
4h Dividend Discount Model — For dividend/income stocks only
Not applicable for Mature Earner companies
4i Book Value Analysis — For deep value / turnaround stocks only
Not applicable for Mature Earner companies
4j Insider Activity — Are insiders buying or selling?
4f Cash Flow Quality — How trustworthy is the FCF?
4g Debt Maturity Risk — Can it handle its debt?
4h Macro Environment — Rates, market valuation, volatility
4i Sector Intelligence — How does this company compare within its sector?
4j Revenue Confidence — How reliable is the growth projection?
4k Sensitivity Analysis — How fragile is the fair value estimate?
4l Sector Demand Cycle — Is the sector in a boom, steady state, or contraction?
5 AI Investigation — Adaptive research engine (Claude)
5b Thesis Evaluation — What does the market believe? (narrative/platform stocks only)
Not applicable for Mature Earner companies
6 Valuation Synthesis — Weighted verdict from all methods (requires Layer 4)
Income Statement (Annual)
Last updated: Jun 19, 2026 3:07am (8d ago)
Metric 2021 2022 2023 2024 2025
Revenue $7.0B $7.9B $7.1B $7.1B $8.4B
Cost of Revenue $6.2B $7.0B $6.2B $6.2B $7.6B
Gross Profit $751.8M $894.9M $958.7M $905.8M $857.0M
Operating Expenses $203.8M $576.1M $607.9M $643.2M $383.0M
Operating Income $548.0M $318.7M $350.8M $262.7M $474.0M
Net Income $291.0M $286.2M $138.1M $54.1M $273.0M
EBITDA $802.7M $500.9M $580.7M $523.4M $852.0M
EPS $1.82 $2.00 $0.84 $0.37 $1.95
EPS (Diluted)
Balance Sheet (Annual)
Last updated: Jun 19, 2026 3:02am (8d ago)
Metric 2021 2022 2023 2024 2025
Cash & Equivalents $167.2M $177.2M $180.0M $141.0M $120.0M
Total Current Assets $2.2B $2.2B $1.8B $1.8B $2.3B
Total Assets $5.3B $5.3B $4.7B $4.7B $5.4B
Current Liabilities $1.9B $1.8B $1.4B $1.4B $1.8B
Long-Term Debt $1.9B $1.9B $1.7B $1.9B $1.9B
Total Liabilities $4.9B $4.5B $3.8B $4.0B $4.4B
Total Equity $311.6M $780.2M $843.0M $706.0M $951.7M
Retained Earnings -$174.0M $158.0M $420.0M $203.0M $353.9M
Cash Flow (Annual)
Last updated: Jun 19, 2026 3:07am (8d ago)
Metric 2021 2022 2023 2024 2025
Operating Cash Flow $357.0M $472.9M $432.0M $290.7M $488.9M
Capital Expenditure -$232.0M -$286.9M -$366.0M -$398.8M -$329.9M
Free Cash Flow $125.0M $186.0M $66.0M -$108.2M $159.0M
Acquisitions (net) $9.4M $2.1M $49.0M $9.7M $11.0M
Debt Repayment
Dividends Paid
Stock Buybacks $0 $0 $0 -$76.3M -$115.0M
Net Change in Cash -$292.0M $10.0M $45.8M -$79.2M -$21.0M
Analyst Estimates (Annual)
Last updated: Jun 19, 2026 3:00am (8d ago)
Metric 2027 2028 2029 2030
Revenue $10.6B
$10.1B – $11.1B
$10.5B
$10.3B – $10.8B
$10.2B
$9.9B – $10.6B
$10.9B
$10.5B – $11.2B
EBITDA $923.8M
$879.1M – $968.5M
$916.7M
$898.5M – $934.9M
$891.2M
$863.4M – $919.9M
$946.7M
$917.1M – $977.2M
Net Income $375.0M
$362.1M – $415.5M
$416.8M
$409.2M – $424.4M
$0 $0
EPS
Growth Trends (YoY %)
Last updated: Jun 19, 2026 3:07am (8d ago)
Metric 2022 2023 2024 2025
Revenue Growth +13.8% -10.3% -0.4% +19.3%
Gross Profit Growth +19.0% +7.1% -5.5% -5.4%
Operating Income Growth -41.8% +10.0% -25.1% +80.5%
Net Income Growth -1.6% -51.7% -60.8% +404.8%
EBITDA Growth -37.6% +15.9% -9.9% +62.8%
Insider Trading (Recent)
Last updated: Jun 19, 2026 3:06am (8d ago)
Type codes PPurchase SSale AAward / grant MOption exercise FIn-kind (tax) CConversion GGift DReturn to issuer
All SEC Form 4 codes
Open market
P Purchase
Open-market or private purchase of shares.
S Sale
Open-market or private sale of shares.
Compensation (Rule 16b-3)
A Award / grant
Grant or award of securities (RSUs, options, etc.) under Rule 16b-3.
D Return to issuer
Securities disposed back to the company under Rule 16b-3.
F In-kind (tax)
Shares withheld or delivered to pay the option-exercise price or tax — not an open-market sale.
I Discretionary
Discretionary transaction under an employee plan — Rule 16b-3(f).
M Option exercise
Exercise or conversion of a derivative (option/RSU) into shares — exempt.
Derivatives
C Conversion
Conversion of a derivative security into the underlying shares.
E Short expiration
Expiration of a short derivative position.
H Long expiration
Expiration or cancellation of a long derivative position with value received.
O OTM exercise
Exercise of an out-of-the-money derivative.
X ITM exercise
Exercise of an in-the-money or at-the-money derivative.
Other exempt
G Gift
Bona fide gift of securities.
L Small acquisition
Small acquisition under Rule 16a-6.
W Inheritance
Acquisition or disposition by will or the laws of descent.
Z Voting trust
Deposit into or withdrawal from a voting trust.
Other
J Other
Other acquisition or disposition (explained in a Form 4 footnote).
K Equity swap
Transaction in an equity swap or similar instrument.
U Tender / buyout
Disposition via tender of shares in a change-of-control transaction.

Compensation-plan codes (A, D, F, M) are routine and rarely directional. Open-market P (buy) and S (sale) carry the most signal.

Date Insider Type Shares Price Value
2026-06-04 Ormerod John S-Sale 8,000.00 $35.01 $280,080
2026-05-28 Becker Marcus S-Sale 10,391.00 $34.93 $362,958
2026-05-14 Soultz Bradley Lee P-Purchase 2,500.00 $33.84 $84,600
2026-05-14 Jarrett Martin S-Sale 4,716.00 $33.46 $157,797
2026-05-12 Piquier Ludovic S-Sale 1,000.00 $33.57 $33,570
2026-05-11 Brun Nicolas S-Sale 26,661.00 $33.85 $902,475
2026-05-08 Corre Stephane S-Sale 5,000.00 $33.52 $167,600
2026-05-05 Brandjes Michiel S-Sale 10,400.00 $31.25 $325,000
2026-05-05 Guo Jack Q. S-Sale 25,201.00 $32.62 $822,057
2026-05-01 Hoffmann Philippe S-Sale 50,000.00 $31.92 $1.6M
2026-05-01 Jurkovic Philip Ryan S-Sale 48,784.00 $32.01 $1.6M
2026-05-01 Corre Stephane S-Sale 5,000.00 $32.04 $160,200
2026-05-01 Deslarzes Jean-Christophe P-Purchase 1,325.00 $31.13 $41,247
2026-04-01 Jarrett Martin 0.00 $0.00 $0
2026-03-16 Becker Marcus S-Sale 10,000.00 $25.09 $250,900
2026-03-02 Deslarzes Jean-Christophe P-Purchase 1,665.00 $24.77 $41,242
2026-03-12 Walters Stephen Charles A-Award 5,834.00 $0.00 $0
2026-03-12 Weiler Wiebke A-Award 625.00 $0.00 $0
2026-03-12 Brun Nicolas A-Award 4,376.00 $0.00 $0
2026-03-12 Jurkovic Philip Ryan A-Award 10,210.00 $0.00 $0
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 CSTM — it's generated by the pipeline (market-narrative step).
Delvantic AI Findings
Independent analyst synthesis · Delvantic - Cairn AI · generated 2026-06-19 03:06:56
Reviews the pipeline's own verdicts
Verdict Cheap on trajectory but late to the trade — fair value $38-42 on normalized mid-cycle earnings; hold existing, don't chase at $34 given insider distribution and undisclos

The raw quarterly tape is the most important thing here and the synthesis model is underweighting it. Revenue went from $1.51B in Q4'24 to $2.46B in Q1'26 — a 63% jump in five quarters — and net margin expanded from -2.8% to 8.1% over the same window. Q1'26 NI of $199M annualizes to ~$800M, putting forward P/E near 6x at $34, not the 17x trailing figure the thesis model anchored to. The earnings_yoy of 405% and the margin curve (1.7% → 4.1% → 5.1% → 8.1% across four sequential quarters) is not a "cyclical recovery to 2021 levels" — it's an acceleration past them. 2021 peak NI was $291M annually; Q1'26 alone did 68% of that. Either the Q1 number contains a one-timer (metal lag gain, insurance, divestiture mark) or the operating leverage in rolled aluminum is materially better than the synthesis assumes.

The synthesis verdict ("Disconnected from Fundamentals," reverse-DCF implies "impossible 60% FCF growth") is doing math against a stale denominator. 2025 FCF of $159M was depressed by $330M capex against a still-recovering revenue base; with Q1'26 revenue running 36% above Q4'24, normalized FCF on flat capex should be $400-500M, not $159M. EV/EBITDA of 6.4x TTM is cheap for a converter showing this trajectory, and EV/Sales of 0.53x is in the bottom decile for the industry. The pre-flight call of "deep-value cyclical" is closer to right than the synthesis "disconnected" framing — but even deep-value undersells it if the Q1 margin holds. The market thesis (Boeing/Airbus build rates normalizing by 2027-28) is plausible and Constellium's A&T segment is the highest-margin piece; aerospace plate is genuinely supply-constrained through 2027.

The contrarian case I'd actually take seriously: (1) the Q1'26 8.1% margin is a metal-price tailwind that reverses — aluminum LME ran hard into Q1, and converter spreads often compress on the way down; (2) insider activity is overwhelmingly selling (137k sold vs. 2,500 bought across May 2026), and the "Net Insider Buying" tag in secondary signals contradicts the raw transaction list — somebody mislabeled it, and the real read is insiders distributing into the rally; (3) balance sheet is a black box here — total debt and equity are blank, and Constellium historically carries $1.8-2.0B net debt, meaning true EV is closer to $6.5B and EV/EBITDA closer to 7-8x on normalized, not 6.4x; (4) the stock is up 168% off the 52-week low, so the easy money on multiple re-rating is gone. FCF quality flag ("Poor") is legitimate — $159M FCF on $273M NI is a 58% conversion, and working capital absorbed cash as revenue ramped, which will continue if growth persists.

Net: the synthesis model is wrong to call this "disconnected." It anchored on TTM P/E and a depressed FCF base while ignoring that quarterly earnings have quadrupled and margins doubled in 12 months. The pre-flight "deep-value" read is directionally correct but the price has already moved. At $34, you're paying ~6x forward earnings if Q1'26 run-rate holds, ~10-11x if margins mean-revert to the 4-5% range (mid-cycle), and ~15-18x if 2024's trough returns. The insider selling and the missing balance sheet data argue against sizing up aggressively. The market narrative model's "anchored / cyclical-late-stage / moderate durability" framing is the most honest of the prior outputs — this is a late-cycle cyclical where the next print determines whether the multiple compresses or the E catches up. I dissent from the synthesis "disconnected" verdict; I agree this is cheap on trajectory but the entry is no longer asymmetric. Fair value $38-42 on mid-cycle $500M normalized earnings at 8-9x; upside $50+ if A&T margins prove structural; downside $22-25 if Q1 was the peak and aluminum rolls over.

GPT Critique
Second-opinion review · gpt-4o · generated 2026-06-19 03:07:04
Reviews the Opus findings above
Verdict I agree with Opus — cheap on trajectory but late to the trade; fair value $38-42 aligns with mid-cycle earnings, but insider selling and missing debt data suggest caution.

Constellium SE's recent performance suggests a robust recovery and potential growth trajectory. The company’s quarterly revenue has increased from $1.51 billion in Q4 2024 to $2.46 billion in Q1 2026, marking a 63% rise over five quarters, with net income margins improving from -2.8% to 8.1%. This indicates a strong operational rebound, possibly driven by favorable market conditions and effective cost management. The annualized net income based on Q1 2026 figures is approximately $800 million, which is significantly higher than the $291 million peak in 2021. This suggests that Constellium is not merely recovering to past levels but potentially exceeding them. The current P/E ratio of 10.7, alongside a price-to-sales ratio of 0.31, suggests that the stock may be undervalued relative to its revenue-generating capabilities.

Opus argues that the synthesis model has underestimated the company's momentum by focusing on stale data, particularly the depressed FCF figures from 2025. I agree that the forward-looking metrics, based on the most recent quarterly performance, present a more favorable investment case. The significant margin expansion and revenue growth indicate that the company may be operating with better cost efficiency and market positioning than previously assumed. Opus’s assertion that the reverse DCF model mistakenly suggests impossible growth rates due to a low FCF base year aligns with my interpretation that the company's recent performance should be the focus for valuation.

However, I diverge from Opus regarding insider activity. While Opus mentions that insider selling contradicts a "Net Insider Buying" tag, I observe that the majority of recent insider transactions are indeed sales. This could imply a lack of confidence from those within the company, potentially signaling a plateau in stock price growth. Moreover, the absence of detailed balance sheet data, such as total debt and equity, adds uncertainty to the valuation, potentially obscuring the company’s true enterprise value.

A careful skeptic might argue that the recent financial performance could be driven by temporary market conditions, such as favorable aluminum prices, rather than sustainable operational improvements. The significant insider sales could be interpreted as a cautionary signal, suggesting that insiders might expect near-term challenges or believe the stock's price has peaked. Additionally, the lack of comprehensive balance sheet data might obscure financial risks, including leverage levels that could affect the company’s stability in adverse market conditions.

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My Notes personal — only you see this
Data via Financial Modeling Prep · Cached for performance · fmp
v1.1.352 · d1100787 · 2026-06-26 11:39:30