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What this page is: Delvantic's full research page for Zscaler Inc. (ZS) — 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 2026-10-08): Designation Low · Gem Score -23 (−100…+100 Quality+Value blend) · Quality 31 · Value -68 · Sentiment 22 (timing only, not weighted) · Composite fair value $80.28 vs $187.30 at analysis
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profile-header/price-overview— company profile, live quote, market capextended-analysis— the core: three AI lens reads with findings, scores, and the analyst memofuture-predictions— our forward price-band predictionsmarket-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.
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Zscaler Inc.
ZS NASDAQZscaler Inc. is a cloud security company that provides software-based services designed to secure users, devices, applications, and data in modern digital environments. Its cloud-native Zero Trust Exchange platform supports secure internet access, private application access, data protection, and digital experience monitoring, helping organizations replace traditional network security appliances with cloud-delivered controls. Zscaler serves enterprises across industries such as financial services, healthcare, public sector, retail, manufacturing, and technology, where secure remote access and protection against cyber threats are critical. The company’s offerings are delivered as subscription services and are used to support secure connectivity, policy enforcement, and visibility across distributed workforces and cloud applications. Zscaler Inc. is headquartered in San Jose, California.
Price Overview
Price History (1 Year)
Revenue & Net Income Trend
| Period | Revenue | Net Income | Net Margin | YoY/QoQ |
|---|
Key Metrics
EPS (Diluted): -0.27
Total Equity: $1.80B
Shares: 154,404,000
Total Debt: $1.70B
Cash: $2.39B
EBITDA: N/A
Total Debt: $1.70B
Cash: $2.39B
Revenue: $2.67B
Shares: 154,404,000
Revenue: $2.67B
Revenue: $2.67B
Revenue: $2.67B
Total Equity: $1.80B
Tax Rate: -126.8%
Equity: $1.80B
Total Debt: $1.70B
Cash: $2.39B
Current Liabilities: $2.43B
Long-Term Debt: $1.70B
Total Debt: $1.70B
Total Equity: $1.80B
Shares: 154,404,000
Shares: 154,404,000
CapEx: -$164.25M
Shares: 154,404,000
Stock Price: $187.30
Net Income: -$41.48M
Industry Benchmarks
Income Statement (Annual)
Last updated: Aug 27, 2026 11:54pm (41d ago)| Metric | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Revenue | $673.1M | $1.1B | $1.6B | $2.2B | $2.7B |
| Cost of Revenue | $150.3M | $242.3M | $362.8M | $477.1M | $618.2M |
| Gross Profit | $522.8M | $848.7M | $1.3B | $1.7B | $2.1B |
| Operating Expenses | $730.6M | $1.2B | $1.5B | $1.8B | $2.2B |
| Operating Income | -$207.8M | -$327.4M | -$234.6M | -$121.5M | -$128.5M |
| Net Income | -$262.0M | -$390.3M | -$202.3M | -$57.7M | -$41.5M |
| EBITDA | — | — | — | — | — |
| EPS | $-1.93 | $-2.77 | $-1.40 | $-0.39 | $-0.27 |
| EPS (Diluted) | $-1.93 | $-2.77 | $-1.40 | $-0.39 | $-0.27 |
Balance Sheet (Annual)
Last updated: Aug 27, 2026 11:30pm (41d ago)| Metric | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Cash & Equivalents | $275.9M | $1.0B | $1.3B | $1.4B | $2.4B |
| Total Current Assets | $1.8B | $2.3B | $2.9B | $3.4B | $4.9B |
| Total Assets | $2.3B | $2.8B | $3.6B | $4.7B | $6.4B |
| Current Liabilities | $720.2M | $1.1B | $1.5B | $3.1B | $2.4B |
| Long-Term Debt | $913.5M | $968.7M | $1.1B | $0 | $1.7B |
| Total Liabilities | $1.7B | $2.3B | $2.9B | $3.4B | $4.6B |
| Total Equity | $528.9M | $573.3M | $725.1M | $1.3B | $1.8B |
| Retained Earnings | -$601.6M | -$991.9M | -$1.1B | -$1.1B | -$1.2B |
Cash Flow (Annual)
Last updated: Aug 27, 2026 11:30pm (41d ago)| Metric | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Operating Cash Flow | $202.0M | $321.9M | $462.3M | $779.8M | $972.5M |
| Capital Expenditure | -$48.2M | -$69.3M | -$97.2M | -$144.6M | -$164.3M |
| Free Cash Flow | $153.9M | $252.6M | $365.1M | $635.3M | $808.2M |
| Acquisitions (net) | -$40.5M | -$25.3M | -$15.6M | -$374.7M | $-834,000 |
| Net Debt Issued / (Repaid) | — | — | — | — | — |
| Dividends Paid | — | — | — | — | — |
| Stock Buybacks | $0 | — | — | — | — |
| Net Change in Cash | $134.0M | $737.3M | $249.0M | $160.9M | $965.9M |
Growth Trends (YoY %)
Last updated: Aug 27, 2026 11:54pm (41d ago)| Metric | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|
| Revenue Growth | +62.1% | +48.2% | +34.1% | +23.3% |
| Gross Profit Growth | +62.3% | +47.8% | +34.8% | +21.5% |
| Operating Income Growth | -57.6% | +28.3% | +48.2% | -5.7% |
| Net Income Growth | -48.9% | +48.2% | +71.5% | +28.1% |
| EBITDA Growth | — | — | — | — |
Deep Analysis
Risk : Reward — upside vs downside from this company's own quarters
Computed 2026-10-08 02:01A +1σ run of quarters pays -105%; a −1σ run costs 100%. Ratio -1.1:1 (μ 26.5%, σ 5.9% , 16 pairs).
| Case | Growth | Margin | Fair value | vs price ($187.30) |
|---|---|---|---|---|
| Bull — recovery | +35% | 17.3% | $84.30 | -55% |
| Base — stabilizes | +23% | 15.0% | $52.01 | -72% |
| Bear — keeps slipping | +12% | 12.8% | $30.53 | -84% |
| Upside — a +1σ run of quarters (v2) | +32% | -1.9% | $-9.38 | -105% |
| Stress — a −1σ run of quarters (v2) | +21% | -1.9% | $0.00 | -100% |
Narrative Economics
market-narrative step).
Growth Outlook
Analyzed 2026-08-28 00:03The question every valuation on this page silently assumes: is this company likely to grow? Judged forward — the business, its category, the world — against what's already printed.
Claude Reading
Looking at the raw numbers first: quarterly revenue went $592.9M → $628.0M → $647.9M → $678.0M → $719.2M → $788.1M → $815.8M → $850.5M. That's sequential QoQ growth of 5.9%, 3.2%, 4.6%, 6.1%, 9.6%, 3.5%, 4.3% — actually reaccelerating in the middle before normalizing, not the linear deceleration the sector-intelligence tag implies. YoY for the most recent quarter is 850.5/678.0 = 25.4%, and full-year FY25 was $2.67B vs $2.17B = 23.0%. So the "43.6% growth requirement" bear framing in the thesis eval is a strawman — nobody sensible expects Zscaler to reaccelerate to 40%+; consensus and guidance are in the low-to-mid-20s. The relevant question is whether 20-25% growth on a widening FCF base justifies 10.6x EV/sales.
The margin story is genuinely impressive and I think the synthesis under-weights it. GAAP operating loss went from -30.9% (FY21) to -4.8% (FY25) on a 4x revenue base. FCF was $808M on $2.67B = 30.3% FCF margin, and FCF CAGR of 48.8% is running double the revenue CAGR — that's textbook operating leverage, not "weak cash flow quality." The "weak FCF quality" flag is almost certainly SBC-driven (the gap between $972M OCF and -$41M NI is stock comp), which is a legitimate concern but not the same as poor cash conversion. At $30.3B market cap net of $690M net cash, EV is ~$29.6B, so EV/FCF is ~37x on trailing and likely ~28-30x on forward — not cheap, but not egregious for a company compounding FCF at 40%+ with 77% gross margins.
Where I part ways with the synthesis "priced for perfection" verdict: the multiple has already compressed. P/S of 10.8x and EV/S of 10.6x are not premium multiples for cloud infrastructure software growing 23% with 30% FCF margins — CRWD trades higher, PANW trades similarly on lower growth, NET trades at nosebleed levels. The synthesis and thesis-eval are using peak-multiple mental anchors ("down from 20x+"). The narrative layer correctly notes the platform-monopoly story but I'd argue it's more anchored than "unanchored" — $808M of actual FCF is doing real work here. Where I agree with the bears: Microsoft E5 bundling is a real structural threat, insider activity is quietly negative (six sales, zero buys, though sizes are trivial), and the -$128.5M GAAP op loss on $2.67B revenue after a decade of scaling should give pause about the true unit economics ex-SBC.
The contrarian argument the models miss: this may be one of the few times in the last five years where ZS is priced closer to fair than to bubble. If you believe 20% revenue growth for three more years and FCF margin expansion toward 32-35%, you get to ~$4.6B revenue and ~$1.6B FCF by FY28. At 25x forward FCF that's a ~$40B EV, roughly $245/share — 30% above spot. The bear case (Microsoft crushes them, growth breaks to 12-15%, FCF margins stall) gets you to $130-140. That's a skewed distribution favoring longs from $187, not "priced for perfection." I partially dissent from the synthesis: the qualitative concerns are real but the numbers no longer support the "expensive" label they carried at $250+ in 2024. Data thinness: no earnings CAGR because of persistent GAAP losses, insider transaction data is undated for role/name and volumes are trivial, and the FY26 quarters running through April 2026 suggest this is a forward-looking dataset that may include estimates — worth flagging.
GPT Reading
Zscaler’s numbers read like a very good company that is no longer a simple hypergrowth stock, yet still carries a valuation that assumes a lot of the old hypergrowth magic. The business has clearly scaled well: annual revenue rose from $673 million in FY2021 to $2.67 billion in FY2025, roughly a 41% four-year CAGR, and gross profit reached $2.05 billion last year for a 76.9% gross margin. Just as important, cash generation is real, not cosmetic. FY2025 operating cash flow was $972.5 million and free cash flow $808.2 million, which is about a 30% FCF margin on revenue. That is exceptional for a company still reporting GAAP losses. The issue is that the latest run-rate shows moderation. Quarterly revenue growth has slowed from roughly 31% in the July 2025 quarter ($719.2 million vs $592.9 million) to 23.3% most recently ($850.5 million vs $678.0 million). Sequentially, growth remains healthy, but the deceleration is unmistakable: $628.0 million, $647.9 million, $678.0 million, $719.2 million, $788.1 million, $815.8 million, $850.5 million. That is a strong expansion curve, but not one that naturally justifies paying any price.
What stands out most is the mismatch between valuation and the current phase of the business. At a $30.3 billion market cap, investors are paying about 11.3x trailing sales and roughly 37x trailing free cash flow. Those multiples are not insane for elite software, but they are expensive for a company growing 23%-24% with still-negative GAAP earnings and negative operating income of $128.5 million in FY2025. The bullish defense is operating leverage, and there is real evidence for that: operating loss improved from -$327.4 million in FY2022 to -$128.5 million in FY2025, while net loss improved from -$390.3 million to -$41.5 million over the same span. Recent quarterly net margins between -0.6% and -4.2% show the company is hovering around breakeven. But “almost profitable” is no longer a differentiator when the stock still trades at a premium multiple. At this valuation, I think the market is implicitly underwriting a path to sustained mid-20s growth plus eventual high-20s operating margins. That is possible, but the present data does not prove it yet.
The balance sheet gives Zscaler room to execute, which is why I am not bearish on the business itself. Cash of $2.39 billion exceeds debt of $1.70 billion, the current ratio is 2.0, and there is no sign of financial strain. This is a company with strategic flexibility, not one dependent on capital markets. But that strength also weakens the “mispriced because misunderstood” argument. The market already knows this is a high-quality cloud security asset with strong gross margin and excellent cash conversion. If anything, the contradiction I see is in the framing from some of the prior models: they talk as though this is still a 40%+ grower suffering temporary skepticism. The raw revenue series says otherwise. This has become a larger, better, more cash-generative company, but also a slower one. The stock should not be valued like a raw land grab story when the evidence increasingly points to an emerging high-quality compounder with normalizing growth.
The best argument against my cautious read is that I may be over-penalizing deceleration while underweighting just how rare Zscaler’s model is. A business doing $2.67 billion in revenue, with 77% gross margins, about 30% free cash flow margins, and a net-cash position, can deserve a durable premium even if top-line growth slows into the 20s. The improvement in losses is dramatic: net loss shrank from $202.3 million in FY2023 to $57.7 million in FY2024 and then to $41.5 million in FY2025, while recent quarters are very close to breakeven. If Zscaler can cross into sustained GAAP profitability without sacrificing growth, today’s 11x sales may look merely fair, not stretched. And in security infrastructure, “slower growth” does not necessarily mean weaker competitive position; it can simply reflect scale. A smart bull would say this is exactly the kind of asset you keep paying up for because the endpoint is a mission-critical platform with large embedded cash generation.
What would change my mind is evidence that the deceleration has bottomed while margins keep improving. If the next few quarters show revenue growth re-accelerating back above 25%-27% on an $850 million-plus quarterly base, and operating margin turns sustainably positive rather than oscillating around breakeven, then the premium multiple is easier to defend and I would move more constructive even near current prices. On the other hand, if growth slips into the high teens while operating losses persist, I would view $187 as clearly too high and would want the stock materially lower, likely closer to 7x-8x sales, before getting interested. Right now, I see a strong business and a demanding stock, with fair value below the current quote unless execution improves again from here.
Grok Reading
The numbers that matter on Zscaler are not the still-negative GAAP earnings; they are the free-cash-flow machine that has already arrived. FY2025 produced $2.67B of revenue, $808M of FCF, and a 30% FCF margin while the income statement still showed a $41.5M net loss and a –4.8% operating margin. That is the classic SaaS stock-based-comp distortion: cash generation is already elite. Gross margin sits at 76.9%, the balance sheet holds $2.39B cash against $1.70B debt, and operating cash flow of $972M dwarfs the modest $164M capex. Sequential quarters continue to print higher—$678M → $719M → $788M → $816M → $851M—so the top line is not stalling in absolute terms. What *has* changed is the slope: recent revenue growth has decelerated to roughly 23–25% year-over-year from the prior 40%+ regime, and the trailing CAGR of 28.6% is the blended residue of that slowdown. At $187 and a $30.3B enterprise, the stock trades at 10.8× sales and 10.6× EV/revenue. That multiple is no longer a hyper-growth fantasy price; it is a “prove the mid-20s can hold” price on a business that already clears the Rule of 40 with room to spare (≈23% growth + 30% FCF margin).
The operating-leverage arc is the second clear signal. Operating losses collapsed from –$327M on $1.09B revenue (FY2022) to –$128M on $2.67B (FY2025) even as the company kept investing. Net losses shrank from –$390M to –$41M over the same span. ROIC and ROE remain ugly on a GAAP basis precisely because the classification is still pre-profit; those metrics are lagging the cash reality. Insider activity is noise—tiny routine sales—and does not contradict the fundamental picture. The story the raw data tells is a high-quality security platform that has already crossed the FCF inflection, is still compounding revenue in the mid-20s at scale, and is no longer priced like a 2021 software darling.
The strongest counter-case is straightforward and quantitative. Growth has already halved from the peak rates that once justified 20×+ sales, and the $2.7B revenue base makes re-acceleration structurally harder. Palo Alto’s Prisma, CrowdStrike, Cloudflare, and especially Microsoft’s bundled security stack are compressing willingness-to-pay in SASE/Zero Trust; the thesis evaluation’s top bear weight on commoditization (78) is the right risk to fear. If growth settles into the mid-teens, 11× sales becomes expensive overnight and multiple compression toward 6–8× would take the equity well below $150. The narrative layer still embeds a platform-monopoly story that fundamentals only partially support—current cash generation does not require 40% growth, yet the bull case still leans on multi-year replacement-cycle durability that competition can erode quarter by quarter. Prior model outputs calling this “priced for perfection” overstate the multiple, but they correctly flag that durability of 25%+ growth is the single point of failure.
I would flip to decisively bearish on two consecutive quarters of revenue growth below 18% accompanied by FCF margin compression below 25%, or on clear evidence of win-rate loss to Microsoft bundling in large-enterprise SASE deals. I would flip more bullish on a re-acceleration above 28% with expanding operating margins into positive GAAP territory while the multiple stays near 10–11×.
Big-3 Panel — where each AI stands
Advanced Analysis Forensic deep-dive · separate lenses
Zscaler is a durable-looking cloud security business scaling revenue from $673M (2021) to $2.67B (2025), a ~41% CAGR, on consistently elite gross margins near 77-78%. Operating leverage is real but slow: operating margin has climbed from -30.9% to -4.8% while FCF has more than quintupled from $154M to $808M (30% FCF margin). Liquidity is a fortress with $2.39B cash and $688M net cash, and the business is fully self-funding with no need to tap external capital. Altman Z of 4.48 and accruals of -19.5% of assets (Beneish M of -3) show no mechanical earnings-quality red flags. The core concern is the gap between GAAP and 'adjusted' economics. SBC is 24.7% of revenue - roughly $660M/yr - which is the primary reason the company still prints GAAP losses ($41.5M net loss in 2025) despite $808M FCF. Diluted shares have grown from 135.7M to 154.4M (3.3% CAGR), a persistent ~3%/yr headwind to per-share value with zero buyback offset. Cash flow quality is flagged weak, consistent with FCF being heavily aided by SBC add-back and deferred revenue tailwinds from a subscription model. Insider activity is immaterial in size (six small sales totaling ~$92K) and reads as routine, not directional. Overall this is a healthy, scaling infrastructure software franchise with real cash economics, held back from a higher grade by unresolved GAAP profitability and shareholder-unfriendly dilution math.
Verify before trusting this (6)
- Net revenue retention and customer concentration disclosures in the 10-K
- Billings and RPO growth vs revenue growth to gauge forward demand
- SBC trajectory as % of revenue - is it declining meaningfully as the company scales?
- Any convertible debt terms or off-balance-sheet obligations
- Segment/geographic detail on competitive positioning vs Palo Alto, Netskope, CrowdStrike
- Whether any 10b5-1 plans or larger insider dispositions exist beyond the small trades shown
The e2e synthesis is explicit: today's $187.30 price embeds ~40% sustained revenue growth and material margin expansion in a SASE market that is getting more crowded (Cloudflare, Palo Alto Prisma, Microsoft E5). Market cap is ~$30.3B on a business generating ~30% FCF margins but still GAAP-loss-making, with SBC eating roughly a quarter of revenue and ~3.3% annual dilution silently taxing per-share value. That dilution alone means the deserved per-share price should be haircut versus enterprise-level fair value. On a quality-adjusted basis - stripping SBC to get to true owner FCF rather than headline FCF - the multiple looks closer to 40-50x true FCF, which prices in years of clean execution. A reasonable deserved value, giving credit for the platform, 77% gross margins, and fortress balance sheet but taxing for SBC and competitive intensity, sits around $130-160. That implies the stock is roughly 15-30% above deserved, not egregiously overpriced but with no cushion. If growth decelerates from 40%+ toward the 25-30% the maturing market suggests, multiple compression does the damage - this is a classic 'great business, full price' setup where the gap between price and deserved value is the wrong sign.
Verify before trusting this (4)
- Next-quarter billings and NRR - any deceleration below ~30% would rerate the growth assumption
- SBC as % of revenue trend - is management leaning against dilution or accelerating it
- Segment disclosure on ZIA vs ZPA vs ZDX growth mix to see if platform expansion is real or concentrated
- Guidance commentary on competitive win rates vs Palo Alto Prisma and Microsoft
The dominant force on ZS right now is a sector-level narrative flip: CrowdStrike and Okta earnings reignited an 'AI security is software's biggest TAM' story, and the tape is rotating into the punished laggards - ZS spiked ~10% on that read. That is a direct, stock-specific tailwind because ZS was one of the names 'the market had spent months punishing' after the May guide-down, so positioning was light and the re-rating has room. Risk-on tape (VIX 14.5, score +40) and a 0.92 beta mean the macro backdrop is a mild tailwind, not a driver. The active narrative is platform-monopoly with strong intensity but only moderate durability, and it is being reinforced this week by peer prints rather than by ZS's own numbers - which is exactly the setup where sentiment leads fundamentals. Offsets: the bear frame (Cloudflare, Palo Alto Prisma, Microsoft bundling, growth decelerating to 30-35% vs a 43%+ implied bar) is still live, and rates at 4.66% with market PE 26 keep a ceiling on how far a story-driven, richly-valued security name can run. The May -31.5% guide-down is also fresh muscle memory - any hint of soft guidance and the tape reverses hard. Net: real, current tailwind from the sector re-rate and risk-on backdrop, but the narrative is fragile and event-driven.
Verify before trusting this (4)
- ZS's own upcoming earnings print and billings/guide - the single event that flips the read either way
- Whether the sector re-rating holds after PANW reports, given elevated options-implied vol
- Any sign the AI-security narrative broadens beyond CRWD/OKTA to explicitly credit Zero Trust / SSE
- Analyst target revisions in the next 2 weeks - do sell-side desks chase the re-rate or fade it
The world is still migrating security from the network perimeter to identity-and-cloud enforcement, and that migration is mid-innings rather than finished: hybrid work, SaaS sprawl, and now agent/machine identities all expand the surface Zscaler is architecturally positioned to police. That secular direction is intact and is why the category, not just the company, is expanding. What is changing is the competitive form — the buyer increasingly wants one consolidated vendor, which favors suite sellers (Palo Alto, Microsoft, Cloudflare) on procurement grounds even when Zscaler wins on architecture. So the addressable pool keeps growing while incremental capture gets harder and price per unit gets negotiated down. Layer on a higher-for-longer rate backdrop that slows large capital-style IT commitments, and the realistic path is a business that keeps compounding in the low-20s now and high-teens later — a genuinely good outcome that nonetheless sits far under a 40%+ implied trajectory.
When we made this prediction on Aug 28, 2026, ZS was $184.99. We expect it to be $175.00 by Feb 2027, and we consider it great value under $140.00. This is an early model (v0.6.0) — the direction is more reliable than the exact price. Made Aug 28, 2026.
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.