Yahoo Finance UK report covering Ambarella Inc. (AMBA) market action, institutional positioning, and fundamental catalysts.
Why AMBA Stock dropped -2.26% Today — RQD Quant Desk Flash
Ambarella Inc. (AMBA) carries a Roarable Rating of D (Sell) with 50/100 RQD Confidence due to weak cash-flow efficiency and sensitivity to current interest rates. Wait for business cash flow and institutional buying to improve before committing fresh capital.
🤖 Mara Quenwick • AI Quant Lead (Click for Instant Brief)
Is AMBA stock a Buy, Hold, or Sell right now according to Roarable's RQD model?
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As of 2026-11-02, Ambarella Inc. (NASDAQ: AMBA) is rated D (Sell / SELL) by Roarable's 5-pillar RQD engine with a composite confidence score of 50/100 at a spot price of $63.12 (-2.26% 1D, market cap $2.85B). Pillar breakdown: Fundamental Cash Engine 13/20, Institutional 13F & Options Flow 8/20, Executive Insider Alignment 16/20, FRED Macro Regime Fit 5/20, and SEC Balance-Sheet Forensics 8/20. Across 714 tracked Technology issuers, AMBA ranks #356 in composite RQD confidence.
🤖 Ellis Vennor • AI Peer & Flow Quant (Click for Instant Brief)
How does AMBA compare to POWI and UCTT in the Technology sector?
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Within the Technology sector (Semiconductors), AMBA carries a Roarable D (50/100 RQD), trailing P/E of N/A, gross margin of 59.2%, and ROIC of -16.1%. By comparison, POWI (Power Integrations Inc.) holds a D+ grade (53/100 RQD, P/E 124.0x, ROIC 1.3%, cap $2.74B) and UCTT (Ultra Clean Holdings Inc.) posts a D- grade (43/100 RQD, P/E N/A, ROIC -9.8%, cap $2.62B). Among the 5-stock peer group, OSIS leads on earnings multiple (21.9x) while OSIS leads on capital efficiency (11.4% ROIC).
🤖 Gideon Ashmere • AI SEC 10-K Forensics (Click for Instant Brief)
What are the biggest fundamental strengths and SEC risk factors for AMBA?
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Per AMBA's SEC EDGAR XBRL 10-K filing (FY2025, filed 2026-01-31, CIK 0001280263), Ambarella Inc. generated $390.7M in revenue (+37.2% YoY), -$75.9M in net income, and $73.5M in free cash flow against $798.6M in total assets and $0 in total debt. Key quantitative strengths: Clean SEC annual filing review with no major hidden accounting time-bombs.. Primary risk factors monitored: Company executives have done more routine share selling than personal cash buying lately.. Institutional options positioning shows a 50% call / 50% put premium split.
Impersonal quantitative research (0–100 RQD rubric) — not individualized investment advice. Past performance does not guarantee future results. Full Disclaimer
Altman Z-Score 8.31 (FORTRESS SAFE (>3.0)) • Piotroski F-Score 7/9
SEC XBRL FY 2025 (10-K): 18.8% FCF Margin ($73.5M FCF) & 59.2% Gross Margin
Macro rate sensitivity & RSI-14 (47.4) create a -15 pt regime headwind
⚔️ Adversarial Opposing Case: What Could Spark a AMBA Turnaround Squeeze
While AMBA currently carries a cautious 50/100 (D) rating due to Macro Regime Fit (5/20), shorts face asymmetric squeeze risk if free cash flow inflects or management executes accretive buybacks.
Clean SEC annual filing review with no major hidden accounting time-bombs.
Options & Short-Covering Gamma: Reclaiming the 50-day SMA ($66.57) and Max Pain ($66.28) forces dealer call-delta covering toward $101.52.
Forensic Repair Trigger: Halting share dilution (Disciplined Float (-0.12% YoY Shares)) or retiring high-cost debt immediately upgrades the SEC 10-K Forensic pillar.
Why AMBA Stock dropped -2.26% Today — RQD Quant Desk Flash
Ambarella Inc. (AMBA) dropped -2.26% to $63.12, trading at 31% of its 52-week range ($48.3 – $96.69). Stretched risk/reward at current multiples (-16% return on capital) under elevated 10-year interest-rate pressure.
- ▸Technical Tape: Trading at 31% of its 52-week range ($48.3 – $96.69) with RSI-14 at 47.4 (NEUTRAL RANGE).
- ▸Volatility Profile: Historical 20-day realized swing band of ±11.7% around $63.12 (no active unusual options sweep snapshot on file).
- ▸Fundamental Anchor: Roarable D (Sell) backed by 59.2% gross margin and $73.5M annual free cash flow.
Barchart.com report covering Ambarella Inc. (AMBA) market action, institutional positioning, and fundamental catalysts.
StockInvest.us report covering Ambarella Inc. (AMBA) market action, institutional positioning, and fundamental catalysts.
Seeking Alpha report covering Ambarella Inc. (AMBA) market action, institutional positioning, and fundamental catalysts.
Yahoo Finance report covering Ambarella Inc. (AMBA) market action, institutional positioning, and fundamental catalysts.
GuruFocus report covering Ambarella Inc. (AMBA) market action, institutional positioning, and fundamental catalysts.
Barchart.com report covering Ambarella Inc. (AMBA) market action, institutional positioning, and fundamental catalysts.
Simply Wall St report covering Ambarella Inc. (AMBA) market action, institutional positioning, and fundamental catalysts.
AXT (AXTI) delivered earnings and revenue surprises of +32.26% and +11.05%, respectively, for the quarter ended September 2026. Do the numbers hold clues to what lies ahead for the stock?
Red-Light Warning Desk: Spotting SEC Cash-Flow & Dilution Risks Before Downgrades (Featuring AMBA)
- ✓Walkthrough of AMBA's RQD Radar, SEC cash-conversion gap & downside invalidation levels
- ✓3 asymmetric Bear/Hedge frameworks when 10-year Treasury yields stay elevated
- ✓Includes nightly RQD rating-change & forensic signal email alerts on your tracked stocks
AMBA Dilution Monitor, Expectations Hurdle, Butterfly Connections & Policy Exposure
Multi-year comparable XBRL diluted share count not disclosed (ETF or recent listing).
vs. +37.2% actual YoY revenue growth (assuming 9.25% cost of equity & 16.5x terminal multiple).
No active Ellis Vennor swing setup published on AMBA today. View full Setup Ledger →
No direct multi-tier Butterfly edges indexed yet for AMBA. Explore sector supply chains on /butterfly.
📊 Quantitative Sector Peer Comparison, SEC Filing Delta & Investment FAQ (AMBA)
1. Head-to-Head Technology Peer Comparison (AMBA vs. POWI, UCTT, IPGP, OSIS)
Industry: Semiconductors (95 Tracked Issuers)Across 714 tracked Technology securities in the Roarable RQD universe, Ambarella Inc. (AMBA) ranks #356 by composite RQD confidence (50/100, grade D) and #259 by equity capitalization ($2.85B). Within this direct 5-issuer industry benchmark cohort, OSIS leads on earnings valuation at 21.9x trailing P/E, while OSIS leads on capital efficiency and profitability with 11.4% ROIC and 34.3% gross margin. OSIS currently holds the highest overall quantitative score in the immediate peer group at 55/100 (D+) compared with AMBA at 50/100 (D).
| Ticker / Company | Roarable Grade | RQD Score | Trailing P/E | Gross Margin | ROIC | 1D Change | Market Cap | Head-to-Head |
|---|---|---|---|---|---|---|---|---|
| AMBA
ACTIVE
Ambarella Inc. | D | 50/100 | — | 59.2% | -16.1% | -2.26% | $2.85B | Benchmark Subject |
| POWI Power Integrations Inc. | D+ | 53/100 | 124.0x | 54.5% | 1.3% | -10.54% | $2.74B | /powi-vs-amba → |
| UCTT Ultra Clean Holdings Inc. | D- | 43/100 | — | 15.7% | -9.8% | -9.12% | $2.62B | /uctt-vs-amba → |
| IPGP IPG Photonics Corporation | E | 31/100 | 103.5x | 38.0% | 0.6% | -4.11% | $3.22B | /ipgp-vs-amba → |
| OSIS OSI Systems Inc. | D+ | 55/100 | 21.9x | 34.3% | 11.4% | -4.19% | $3.27B | /osis-vs-amba → |
2. Multi-Year SEC XBRL Revenue, Cash Flow & Balance-Sheet Trajectory (FY2023–FY2025)
SEC EDGAR 10-K • FILED 2026-01-31 • CIK 0001280263In its most recent audited fiscal period (FY2025, filed 2026-01-31), Ambarella Inc. (AMBA) reported GAAP revenue of $390.7M (+37.2% vs. FY2024 revenue of $284.9M , and +72.5% cumulative change since FY2023) , GAAP net income of -$75.9M, operating cash flow of $73.5M, and free cash flow of $73.5M (+117.3% YoY). On the balance sheet, AMBA closed FY2025 with $798.6M in total assets against $0 in total debt (Altman Z-Score: 8.31, Piotroski F-Score: 7/9).
| Fiscal Period | Filing Date | Revenue | Net Income | Operating Cash Flow | Free Cash Flow | Total Assets | Total Debt |
|---|---|---|---|---|---|---|---|
| FY2025 (FY) | 2026-01-31 | $390.7M | -$75.9M | $73.5M | $73.5M | $798.6M | — |
| FY2024 (FY) | 2025-01-31 | $284.9M | -$117.1M | $33.8M | $33.8M | $689.0M | — |
| FY2023 (FY) | 2024-01-31 | $226.5M | -$169.4M | $19.0M | $19.0M | — | — |
3. AMBA Data-Verified Investor FAQ (RQD Rating, Sector Peers, SEC Forensics & Technicals)
✓ SCHEMA.ORG FAQPAGE JSON-LD ENABLEDIs AMBA stock a Buy, Hold, or Sell right now according to Roarable's RQD model?
As of 2026-11-02, Ambarella Inc. (NASDAQ: AMBA) is rated D (Sell / SELL) by Roarable's 5-pillar RQD engine with a composite confidence score of 50/100 at a spot price of $63.12 (-2.26% 1D, market cap $2.85B). Pillar breakdown: Fundamental Cash Engine 13/20, Institutional 13F & Options Flow 8/20, Executive Insider Alignment 16/20, FRED Macro Regime Fit 5/20, and SEC Balance-Sheet Forensics 8/20. Across 714 tracked Technology issuers, AMBA ranks #356 in composite RQD confidence.
How does AMBA compare to POWI and UCTT in the Technology sector?
Within the Technology sector (Semiconductors), AMBA carries a Roarable D (50/100 RQD), trailing P/E of N/A, gross margin of 59.2%, and ROIC of -16.1%. By comparison, POWI (Power Integrations Inc.) holds a D+ grade (53/100 RQD, P/E 124.0x, ROIC 1.3%, cap $2.74B) and UCTT (Ultra Clean Holdings Inc.) posts a D- grade (43/100 RQD, P/E N/A, ROIC -9.8%, cap $2.62B). Among the 5-stock peer group, OSIS leads on earnings multiple (21.9x) while OSIS leads on capital efficiency (11.4% ROIC).
What are the biggest fundamental strengths and SEC risk factors for AMBA?
Per AMBA's SEC EDGAR XBRL 10-K filing (FY2025, filed 2026-01-31, CIK 0001280263), Ambarella Inc. generated $390.7M in revenue (+37.2% YoY), -$75.9M in net income, and $73.5M in free cash flow against $798.6M in total assets and $0 in total debt. Key quantitative strengths: Clean SEC annual filing review with no major hidden accounting time-bombs.. Primary risk factors monitored: Company executives have done more routine share selling than personal cash buying lately.. Institutional options positioning shows a 50% call / 50% put premium split.
Where is AMBA trading relative to its 50-day, 200-day, and 52-week technical levels?
AMBA last traded at $63.12 (-2.26% on volume of 3,275,866 shares), positioning the stock -5.18% below its 50-day simple moving average ($66.57) and -6.45% below its 200-day simple moving average ($67.47). Across its 52-week range of $48.30 to $96.69, AMBA sits at the 30.6% percentile with a 14-day RSI of 47.4 (NEUTRAL RANGE) and an implied next-earnings move of ±11.7% ($55.73 to $70.51).
AMBA Investor FAQ & Complete 8-Part Research Index
100% OPEN ACCESS • SEC EDGAR × CBOE × FREDWhy is AMBA stock moving today?
Why AMBA Stock dropped -2.26% Today — RQD Quant Desk Flash. Stretched risk/reward at current multiples (-16% return on capital) under elevated 10-year interest-rate pressure.
AMBA — Ambarella Inc.: What the Facts Mean to a Prospective Investor
Roarable Rating Brief: What This Means to a Prospective Investor
Per the Roarable RQD rating, AMBA carries an RQD Score of 50 out of 100, a letter grade of D, and the verdict "Roarable Sell — Underperform / Distribution Warning." The five pillars break down as follows:
- Fundamental Cash Engine: 13 / 20. The rating cites ROIC of -16.1% and an FCF yield of 2.58%. Reported free cash flow is positive in the SEC financials, but the return on invested capital is negative, indicating capital is not currently generating returns above its cost. For an investor, the positive cash generation is the main upside support, while the negative ROIC is the main valuation drag.
- Whale 13F Flow: 8 / 20. The rating characterizes institutional accumulation and options positioning as weak. For a prospective investor, this suggests limited sponsorship from large institutional holders, which can reduce price support during periods of selling pressure.
- Insider Conviction: 8 / 20. Per the rating, SEC Form 4 and Congressional PTR flow is weak. Without strong insider buying conviction, investors lack an internal signal that management sees near-term value.
- Macro Regime Fit: 5 / 20. The rating cites a beta of 1.0 and sector sensitivity. A beta of 1.0 means the stock is expected to move in line with the broad market, and the low pillar score signals the current macro backdrop is not favorable for this profile.
- Forensic Balance Sheet: 16 / 20. The rating cites an Altman Z-Score of 8.31, a Piotroski F-Score of 7/9, and a Debt/Equity ratio of 0.5. This is the strongest pillar and indicates low near-term solvency risk, which partially offsets weakness elsewhere.
Taken together, the balance sheet provides a cushion, but the weak cash return, institutional, and insider signals, combined with a poor macro fit, produce a sell-leaning verdict. A prospective investor should weigh the strong solvency profile against the negative operating economics and the distribution warning.
Financial Trend
| Period | Revenue | Operating Income | Net Income | EPS | FCF | Cash | Debt |
|---|---|---|---|---|---|---|---|
| FY 2025 | $390.7M | $-82.5M | $-75.9M | N/A | $73.5M | $191.0M | N/A |
| FY 2024 | $284.9M | $-126.6M | $-117.1M | N/A | $33.8M | $144.6M | N/A |
| FY 2023 | $226.5M | $-154.6M | $-169.4M | N/A | $19.0M | N/A | N/A |
Per the SEC financials, revenue grew from $226.5M in FY 2023 to $390.7M in FY 2025, while operating losses narrowed from $-154.6M to $-82.5M over the same span. Per the market data, gross margin is 59.2%, operating margin is -21.1%, and net margin is -19.4%. ROIC is -16.1%. Per the Roarable RQD rating, the Altman Z-Score is 8.31 and the Piotroski F-Score is 7/9, with a Debt/Equity ratio of 0.5. Reported cash rose to $191.0M in FY 2025.
Recent Catalysts & News Wire Analysis
Per the recent news feed, six items are listed for AMBA. Two are tagged CATALYST or flagged as positive in the feed: a Seeking Alpha piece titled that the biggest AI growth opportunity is still ahead, which is tagged GREEN. Multiple items reference Nvidia, including a Barchart.com headline about Nvidia rumors providing a boost and a GuruFocus headline noting shares rose 2.4% amid Nvidia acquisition speculation. These are speculative market-wire items and the source data does not confirm any transaction. Other items include a Yahoo Finance report on options traders betting on a big move and a StockInvest.us forecast piece. Risk watch: the feed contains no confirmed fundamental disclosures, and the Nvidia references are rumor-based. Proprietary signals: per the Butterfly Supply-Chain Graph, no proprietary signals are recorded.
Butterfly Effect: 2nd-Order Supply-Chain & Sector Ripples
Per the Butterfly Supply-Chain Graph, the supply chain is recorded as NONE, with no butterfly links and no proprietary signals. The source data therefore does not establish upstream or downstream dependencies, sector correlations, or bottlenecks for AMBA. Investors should note that the only sector-level linkage in the source is the Nvidia speculation within the news feed, which is unconfirmed.
Open Questions
- What are AMBA's product lines, customer concentration, and revenue drivers, given the source data provides only sector classification?
- What is the status of the Nvidia acquisition speculation referenced in the news feed, and is any transaction confirmed?
- What are the EPS, debt, and P/E figures, which the source marks as unavailable despite positive free cash flow?
- What is the source of the cash and debt reconciliation, given FY 2023 cash and all debt figures are unavailable?
- What is driving the negative ROIC despite revenue growth and narrowing operating losses?
AMBA Live News Feed, Press Releases & Catalyst Wire
Real-time company headlines, analyst actions, and sector developments for Ambarella Inc. (AMBA) • Click "Debate This Headline" to argue it in the Roar Pit below
Yahoo Finance UK report covering Ambarella Inc. (AMBA) market action, institutional positioning, and fundamental catalysts.
Barchart.com report covering Ambarella Inc. (AMBA) market action, institutional positioning, and fundamental catalysts.
StockInvest.us report covering Ambarella Inc. (AMBA) market action, institutional positioning, and fundamental catalysts.
Seeking Alpha report covering Ambarella Inc. (AMBA) market action, institutional positioning, and fundamental catalysts.
Yahoo Finance report covering Ambarella Inc. (AMBA) market action, institutional positioning, and fundamental catalysts.
GuruFocus report covering Ambarella Inc. (AMBA) market action, institutional positioning, and fundamental catalysts.
Barchart.com report covering Ambarella Inc. (AMBA) market action, institutional positioning, and fundamental catalysts.
Simply Wall St report covering Ambarella Inc. (AMBA) market action, institutional positioning, and fundamental catalysts.
AMBA Bull vs. Bear Conversation Board — What's Your Call at $63.12?
🔥 Official Bull vs. Bear Debate: Is AMBA (D • RQD 50/100) a Buy at $64.58?
Welcome to the AMBA (Ambarella Inc.) Roar Pit. Current RQD Composite is 50/100 (Roarable Sell — Underperform / Distribution Warning) in Semiconductors. Bulls point to operating leverage and sector positioning, while bears focus on macro rate sensitivity and margin execution. Pick your side (🐂 Bull or 🐻 Bear) and drop your price target below.
Pump the brakes on AMBA — check the valuation vs. margin headwinds
Everyone in here is repeating the bull case on AMBA, but look at what you are paying: current EV/EBITDA multiples with 59.2% gross margins. Unless Ambarella Inc. expands free cash flow yield next quarter, I would rather wait for a pullback closer to the 200-day moving average before touching this.
AMBA cash flow & RQD setup is being underpriced by the Street here
Looking at the 5-pillar RQD breakdown on AMBA, the market is fixating on short-term headline noise in Semiconductors and ignoring the balance sheet and cash flow trajectory. At $64.58 (52-wk range $48.30 - $96.69), any beat on forward guidance forces shorts and underweight funds to chase.