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Research & education only — not financial advice.TENK is not a registered investment adviser; calls are impersonal, generated from SEC filings and a delayed/third-party price feed, and may be wrong or out of date. The operator and an affiliated trading operation may hold or trade the securities TENK rates — see Disclosures. Do your own research.

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Home›Stocks›AMBQ

AMBQ

Ambiq Micro, Inc.

Next earnings Aug 31, 2026 · consensus $-0.26 EPS, $32.1M rev

Last earnings +45.3% on 2026-05-12

Sell
$82.85
▼ -6.28%
$82.85▲ +245.21%
over 1Y
L $22.76H $90.48
Earnings Dividend Split Congress buy Congress sellGrouped by date · hover a pin to expand
Today-6.3%
1W-0.7%
1M+0.0%
3M+190.4%
YTD+173.0%
1Y+245.2%
OverviewFinancialsValuationQualityTimelineFilings
Rating
Sell
Quality
F
Valuation
Fair value
Filings
Flagged
Sell
Conviction
Horizon
Medium (3–12mo)
12-mo target
$•••
Street · 11 analysts
Buy

Pristine post-IPO balance sheet and expanding margins can't justify ~25x sales on a top line that is shrinking, not growing.

P/S (mkt cap / FY revenue) 24.9 · FY2025

Ambiq is a real ultra-low-power edge-AI semiconductor franchise with a genuinely improving cost structure: FY2025 gross profit rose +32.1% to $32.1M even as revenue fell, lifting gross margin to 44.3%, and the net loss narrowed +8.1% to -$36.5M. The balance sheet is the standout — the July 2025 NYSE IPO left $140M of cash (up 130%), equity of $162M against just $22.2M of liabilities (0.14x), and current assets of $168M vs. $19.2M current liabilities. With operating cash burn of only -$19.7M, the company has multiple years of runway and no solvency risk. This is not a quality-disaster 'avoid.'

The problem is the price, not the company. At $85.05 the market cap is $1.81B — roughly 24.9x FY2025 revenue — yet that revenue is DECLINING: $72.5M in FY2025 vs. $76.1M in FY2024, a -4.7% drop. A ~25x sales multiple is the kind of figure paid for hyper-growth; here it is being paid for contraction. The operating model is still deeply red (operating income -$39.5M, -54.5% operating margin; net margin -50.3%; ROE -22.4%) with R&D of $38.5M consuming more than half of all revenue and a -$357M accumulated deficit. The improving gross margin and narrowing loss are encouraging, but they are improvements on a shrinking base — the valuation is discounting a re-acceleration the filings describe only as aspiration (design wins, AI integration) rather than as realized results.

AI-generated analysis, produced by our proprietary engine from SEC filing data.

Investment recommendation produced by TENK/calls (tenkcalls.com), Luxembourg. Completed Jun 30, 2026, 12:58 AM ET. Ratings & methodology: definitions · All recommendations to date: track record · Conflicts: disclosures. Not investment advice.

Financials · annual, by fiscal year

Line itemFY24FY25
Revenue$76.1M$72.5M
Gross profit$24.3M$32.1M
Operating income-$40.6M-$39.5M
Net income-$39.7M-$36.5M
Diluted EPS-$113.50-$4.57
Net margin-52.1%-50.3%

Annual figures from SEC 10-K XBRL filings. Open the filing links below for full statement detail.

Key statistics

Valuation

Enterprise value$1.84B
EV / EBITDA—
EV / Sales25.3
EV / FCF—
P / FCF—
PEG (trailing)—
Earnings yield-1.8%
FCF yield—

Quality & risk

ROIC (est.)-19.2%
Free cash flow—
Total debt—
Net cash$140M
Altman Z-Score51.29 safe
Piotroski F-Score4/7

Capital returns

Buyback yield—
Dividend yield (est.)—
Shareholder yield—

Computed from SEC XBRL annual figures + the current quote. EV and ROIC use long-term + current debt where filed; estimates, not investment advice.

Disclosure timeline

SEC · 8-Ks + reports
Recent disclosure tone has skewed negative — read the flagged items.
  1. S-1 Securities registration2026-06-22

    Resale registration adds selling-stockholder share overhang post-lockup

  2. 8-K Shareholder vote2026-06-08

    Annual meeting vote results (Item 5.07) — routine director/auditor approvals

  3. 8-K Earnings results2026-05-12

    Q1 FY26 10-Q: still operating losses, but $140M cash cushions runway

  4. 10-Q Quarterly report2026-05-12

    Q1 FY26 10-Q: still operating losses, but $140M cash cushions runway

  5. DEF 14A Proxy statement2026-04-22

    First proxy: annual meeting, board slate and exec comp up for vote

  6. 8-K Earnings results2026-03-05

    First 10-K: revenue -4.7%, loss narrowed, gross margin up to 44%, $140M cash

  7. 10-K Annual report2026-03-05

    First 10-K: revenue -4.7%, loss narrowed, gross margin up to 44%, $140M cash

  8. 8-K Earnings results2026-01-21

    Resale S-1 registers selling-holder shares, creating dilution/overhang risk

  9. S-1 Securities registration2026-01-21

    Resale S-1 registers selling-holder shares, creating dilution/overhang risk

Recent filings

all on EDGAR ↗
424B4Filing2026-06-25open ↗EFFECTFiling2026-06-23open ↗S-1MEFFiling2026-06-23open ↗S-1Filing2026-06-22open ↗DRSFiling2026-06-11open ↗4Period ending 2026-06-082026-06-10open ↗4Period ending 2026-06-082026-06-10open ↗4Period ending 2026-06-082026-06-10open ↗4Period ending 2026-06-082026-06-10open ↗4Period ending 2026-06-082026-06-10open ↗8-KPeriod ending 2026-06-082026-06-08open ↗4Period ending 2026-06-022026-06-04open ↗

Quality score

F
ValueGrowthProfitHealthMom.
ValueF
GrowthC-
ProfitabilityF
Financial healthB-
Momentum—
  • ✗Revenue growing year-over-year
  • ✗Profitable (positive net income)
  • ✗Net margin above 10%
  • ✗Return on equity above 15%
  • ✓Liabilities below 2× equity
0.0052-week0.00
Revenue
$72.5M
-4.7% YoY
Net margin
-50.3%
ROE
-22.4%
P/E
—

SEC fundamentals · FY 2025

'24'25

■ revenue · ■ net income, by fiscal year

Revenue$72.5M-4.7%
Net income-$36.5M+8.1%
Gross profit$32.1M+32.1%
Operating income-$39.5M+2.6%
Diluted EPS-$4.57+96.0%
Cash & equivalents$140M+130.0%
Total assets$185M+77.1%
Total liabilities$22.2M+19.9%
Stockholders' equity$162M+155.6%
Gross: 44.3%Op.: -54.5%L/E: 0.14x

Frequently asked

Is Ambiq Micro, Inc. (AMBQ) a buy?
AMBQ currently carries a Sell rating with 3/5 conviction, derived from its latest SEC filings. Pristine post-IPO balance sheet and expanding margins can't justify ~25x sales on a top line that is shrinking, not growing.
What is Ambiq Micro, Inc.'s quality score?
AMBQ scores 39.11764705882352/100 (grade F) on a SEC-grounded quality model spanning value, growth, profitability, financial health and momentum.

Sources: SEC EDGAR (CIK 0001500412, latest 10-Q filed 2026-05-12) · EODHD · Proprietary analysis · as of 6/30/2026, 4:58:31 AM.

Research and education only — not financial advice. TENKis not a registered investment adviser or broker-dealer and gives no personalized advice. Every call is impersonal — identical for all users, generated on a schedule from SEC filings plus a delayed/third-party price feed — may be wrong or out of date, and is not a recommendation to buy or sell any security. The operator and an affiliated trading operation may hold or trade the securities TENK rates; see Disclosures. Past performance does not guarantee future results. Do your own research.

Insider activity

Form 4 · SEC

Last 90 days: 0 open-market buys · 6 sales

2026-06-08
HSIEH Wen Hsuan
Director
Award4.96K
2026-06-08
Chen Timothy
Director
Award4.96K
2026-06-08
Banks Bernard Bennett
Director
Award4.96K
2026-06-08
TAUTGES JOSEPH A
Director
Award4.96K
2026-06-08
ZHANG KER
Director
Award4.96K
2026-06-02
Winzeler Jeffrey G
Chief Financial Officer
Exercise5.95K @ $16.80$100.0K
2026-05-27
Chen Timothy
Director
Sell22.4K @ $78.85$1.77M
2026-05-27
Chen Timothy
Director
Sell24.2K @ $79.72$1.93M
2026-05-27
Chen Timothy
Director
Sell20.7K @ $80.61$1.67M
2026-05-27
Chen Timothy
Director
Sell3.26K @ $81.57$266K
2026-05-15
Winzeler Jeffrey G
Chief Financial Officer
Exercise5.95K @ $16.80$100.0K
2026-05-14
Winzeler Jeffrey G
Chief Financial Officer
Exercise26.0K @ $16.80$437K

Earnings history

beat/miss · move
2026-05-12Beat +31.2% est▲ +45.33%8-K ↗
2026-03-05Beat +17.9% est▲ +7.09%8-K ↗
2026-01-21Beat +17.9% est▲ +0.03%8-K ↗
2025-11-06Beat +31.5% est▲ +2.82%8-K ↗
2025-09-04Beat +4.7% est▲ +5.70%8-K ↗

Dates from 8-K (Item 2.02); beat/miss = reported EPS vs consensus (Finnhub, recent quarters); move = prior close → close on/after.

Recent news

market news →
Ambiq Micro prices upsized public offering at $78.00 per share to raise $156MBullish
seekingalpha.com· 2026-06-24
Are Computer and Technology Stocks Lagging Amphenol (APH) This Year?Bullish
finance.yahoo.com· 2026-06-18
Should Investors Buy Ambiq Micro After Its Big Stock Rally?Bullish
finance.yahoo.com· 2026-06-15
Is Keysight Technologies (KEYS) Outperforming Other Computer and Technology Stocks This Year?Bullish
finance.yahoo.com· 2026-06-02
Here’s What Analysts Are Saying About Ambiq Micro (AMBQ)Bullish
finance.yahoo.com· 2026-05-28
Ambiq Micro's CFO Sold Company Shares Worth $1.8 Million. Here's What That Means for Investors.Bullish
nasdaq.com· 2026-05-23

Vs tracked universe

compare →

1195 tracked peers · median

TENK Score39 vs 67
Revenue growth-4.7% vs 7.5%
Net margin-50.3% vs 10.0%
Return on equity-22.4% vs 12.0%
P/E— vs 26.2

News sentiment

EODHD · 12d
Bullish
+0.16
vs typical · 14 articles

Recent news tone vs the market's typical (which skews positive). A soft signal, not a recommendation.