# Ambiq Micro Inc. (AMBQ) fundamentals

Data as of 2026-09-08. NYSE, United States. Sector: Technology / Semiconductors & Semiconductor Equipment. Price $57.45, market value $1.4 billion.

## Valuation
- **P/E (trailing): n/a** (negative earnings). Ambiq Micro Inc. reported negative earnings over the last twelve months, so the P/E is not meaningful; use price-to-sales, EV/EBITDA and free-cash-flow yield instead.
- **Price / sales: 14.2×**. Each dollar of revenue is priced at 14.2×, a level that requires very high margins or very fast growth to justify.
- **Price / book: 3.4×**. The shares trade at 3.4× book value; book value is a meaningful part of the valuation.

## Profitability
- **Gross margin: 43.6%**. Ambiq Micro Inc. keeps 43.6% of revenue after the direct cost of what it sells.
- **Operating margin: -43.3%**. Operating margin is negative: the business loses money before interest and tax.
- **Net margin: -50.3%**. The company reported a net loss over the last twelve months.
- **Return on equity: -22.4%**. Return on equity is negative because earnings are negative.
- **Return on assets: -20.0%**. Each dollar of assets produces -20.0% of profit.

## Growth
- **Revenue growth (1 yr): -4.7%**. Revenue fell 4.7% over the last year.
- **EPS growth (1 yr): 96.0%**. Earnings per share rose 96.0%, faster than revenue, so margins expanded or the share count shrank.

## Financial health
- **Current ratio: 8.76** (quick 8.76). Current assets cover the next year's liabilities 8.76 times.
- **Altman Z-score: 39.40**. A Z-score of 39.40 places the company in the safe zone for bankruptcy risk.
- **Piotroski F-score: 4/9**. 4 of 9 checks pass: mixed.

## Dividends
- **Dividend: none**. Ambiq Micro Inc. does not currently pay a dividend.

## Price and momentum
- **Total return (1 yr): 41.5%** (YTD 101.6%, 3-mo -22.9%). The shares are up 41.5% over twelve months including dividends.
- **From 52-week high: -37.3%** (159.7% above the low). Trading 37% below its 52-week high, deep in a drawdown.
- **200-day average: above**. The price sits above its 200-day moving average, the usual definition of an uptrend.
- **RSI (14-day): 42**. An RSI of 42 is neutral.
- **Beta (1 yr): 3.23** (volatility 85%). Beta of 3.23 against the S&P 500: the shares move much more than the market.

Live score and charts: https://foliofundamentals.com/analyzer?s=AMBQ · Page: https://foliofundamentals.com/stocks/ambq

Not investment advice.