# Ambiq Micro, Inc.: overview

AMBQ · NYSE · CIK 1500412 · [Technology](/sectors/technology.md) · fiscal year ends Dec 31

Pages: [Overview](/companies/ambq.md) · [Financials](/companies/ambq/financials.md) · [Filings](/companies/ambq/filings.md) · [Insiders](/companies/ambq/insiders.md)

Latest reported revenue: [$33.9m](/filings/0001193125-26-344145.md) for Q2 FY2026, three months to 2026-06-30, from the 10-Q filed Aug 11, 2026 (XBRL us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax, accession 0001193125-26-344145).

## Last eight quarters

| Line item | Unit | period not labelled (2024-09-30) | period not labelled (2024-12-31) | period not labelled (2025-03-31) | Q2 FY2025 (2025-06-30) | Q3 FY2025 (2025-09-30) | Q4 FY2025 (2025-12-31) | Q1 FY2026 (2026-03-31) | Q2 FY2026 (2026-06-30) |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: |
| Revenue | $m | [20.3](/filings/0001193125-25-269678.md) | [20.3 d](/filings/0001193125-26-094004.md) | [15.7](/filings/0001193125-26-219341.md) | [17.9](/filings/0001193125-26-344145.md) | [18.2](/filings/0001193125-25-269678.md) | [20.7 d](/filings/0001193125-26-094004.md) | [25.1](/filings/0001193125-26-219341.md) | [33.9](/filings/0001193125-26-344145.md) |
| Gross margin | % | [32.6%](/filings/0001193125-25-269678.md) | [24.8% d](/filings/0001193125-26-094004.md) | [53.3%](/filings/0001193125-26-219341.md) | [40.1%](/filings/0001193125-26-344145.md) | [42.3%](/filings/0001193125-25-269678.md) | [42.7% d](/filings/0001193125-26-094004.md) | [43.5%](/filings/0001193125-26-219341.md) | [45.0%](/filings/0001193125-26-344145.md) |
| Operating margin | % | [(49.8%)](/filings/0001193125-25-269678.md) | [(51.0%) d](/filings/0001193125-26-094004.md) | [(55.6%)](/filings/0001193125-26-219341.md) | [(49.2%)](/filings/0001193125-26-344145.md) | [(55.3%)](/filings/0001193125-25-269678.md) | [(57.7%) d](/filings/0001193125-26-094004.md) | [(46.6%)](/filings/0001193125-26-219341.md) | [(25.7%)](/filings/0001193125-26-344145.md) |
| Net margin | % | [(46.6%)](/filings/0001193125-25-269678.md) | [(50.1%) d](/filings/0001193125-26-094004.md) | [(52.7%)](/filings/0001193125-26-219341.md) | [(47.5%)](/filings/0001193125-26-344145.md) | [(49.6%)](/filings/0001193125-25-269678.md) | [(51.5%) d](/filings/0001193125-26-094004.md) | [(40.6%)](/filings/0001193125-26-219341.md) | [(21.0%)](/filings/0001193125-26-344145.md) |
| Diluted EPS | $ per share | [(26.03)](/filings/0001193125-25-269678.md) | not reported | [(18.96)](/filings/0001193125-26-219341.md) | [(18.89)](/filings/0001193125-26-344145.md) | [(0.72)](/filings/0001193125-25-269678.md) | not reported | [(0.50)](/filings/0001193125-26-219341.md) | [(0.32)](/filings/0001193125-26-344145.md) |
| Free cash flow | $m | not reported | not reported | not reported | not reported | not reported | not reported | not reported | not reported |

- Revenue. XBRL Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. Derived values: 12-month figure less the 9-month figure.
- Gross margin (gross profit / revenue). XBRL Gross profit: us-gaap:GrossProfit; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. Derived values: 12-month figure less the 9-month figure.
- Operating margin (operating income / revenue). XBRL Operating income: us-gaap:OperatingIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. Derived values: 12-month figure less the 9-month figure.
- Net margin (net income / revenue). XBRL Net income: us-gaap:NetIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. Derived values: 12-month figure less the 9-month figure.
- Diluted EPS. XBRL Diluted EPS: us-gaap:EarningsPerShareDiluted.
- Free cash flow (operating cash flow − capital expenditure). XBRL Operating cash flow: us-gaap:NetCashProvidedByUsedInOperatingActivities. Derived values: 9-month figure less the 6-month figure; 12-month figure less the 9-month figure; 6-month figure less the 3-month figure.

## Last five fiscal years

| Line item | Unit | FY (2024-12-31) | FY2025 (2025-12-31) |
| --- | --- | ---: | ---: |
| Revenue | $m | [76.1](/filings/0001193125-26-094004.md) | [72.5](/filings/0001193125-26-094004.md) |
| Gross margin | % | [31.9%](/filings/0001193125-26-094004.md) | [44.3%](/filings/0001193125-26-094004.md) |
| Operating margin | % | [(53.4%)](/filings/0001193125-26-094004.md) | [(54.5%)](/filings/0001193125-26-094004.md) |
| Net margin | % | [(52.1%)](/filings/0001193125-26-094004.md) | [(50.3%)](/filings/0001193125-26-094004.md) |
| Diluted EPS | $ per share | [(113.50)](/filings/0001193125-26-094004.md) | [(4.57)](/filings/0001193125-26-094004.md) |
| Free cash flow | $m | not reported | not reported |

- Revenue. XBRL Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Gross margin (gross profit / revenue). XBRL Gross profit: us-gaap:GrossProfit; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Operating margin (operating income / revenue). XBRL Operating income: us-gaap:OperatingIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Net margin (net income / revenue). XBRL Net income: us-gaap:NetIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Diluted EPS. XBRL Diluted EPS: us-gaap:EarningsPerShareDiluted.
- Free cash flow (operating cash flow − capital expenditure). XBRL Operating cash flow: us-gaap:NetCashProvidedByUsedInOperatingActivities.

Each value links to the filing it came from. d marks a derived value. A ratio is not reported when any input is missing.

## Insider purchases and sales

The last 20 open-market transactions on Form 4 (codes P and S). Reported price is as stated on the form, not a market price. [All insider transactions](/companies/ambq/insiders.md)

None in coverage.

## Funds that report holding it

From each manager’s latest Form 13F, largest reported value first. Reported value is as filed: filing data, not a price. [All funds](/funds.md)

| Fund | Quarter ended | Reported value | Shares | Put or call | Change on the quarter before |
| --- | --- | ---: | ---: | --- | --- |
| [BlackRock, Inc.](/funds/2012383.md) | 2026-06-30 | $121.9m | 1,380,623 |  | Added +367,462 |
| [D. E. Shaw & Co., Inc.](/funds/1009207.md) | 2026-06-30 | $86.9m | 983,916 |  | New +983,916 |
| [Atreides Management, LP](/funds/1777813.md) | 2026-06-30 | $77.4m | 877,123 |  | Added +14,948 |
| [STATE STREET CORP](/funds/93751.md) | 2026-06-30 | $76.1m | 861,979 |  | Added +601,752 |
| [VANGUARD CAPITAL MANAGEMENT LLC](/funds/2100119.md) | 2026-06-30 | $67.9m | 768,539 |  | Added +61,135 |
| [TWO SIGMA INVESTMENTS, LP](/funds/1179392.md) | 2026-06-30 | $57.6m | 651,786 |  | Added +614,992 |
| [GOLDMAN SACHS GROUP INC](/funds/886982.md) | 2026-06-30 | $39.5m | 446,950 |  | Added +33,524 |
| [GEODE CAPITAL MANAGEMENT, LLC](/funds/1214717.md) | 2026-06-30 | $30.0m | 339,327 |  | Added +41,779 |
| [NEEDHAM INVESTMENT MANAGEMENT LLC](/funds/1167212.md) | 2026-06-30 | $28.6m | 323,700 |  | Added +123,700 |
| [Schonfeld Strategic Advisors LLC](/funds/1665241.md) | 2026-06-30 | $27.9m | 315,455 |  | Reduced −341,097 |

## Recent filings

[All 185 filings](/companies/ambq/filings.md)

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-08-11 | 18:17 ET | [10-Q](/filings/0001193125-26-344145.md) | Quarterly report, period 2026-06-30 | 0001193125-26-344145 |
| 2026-08-11 | 11:31 ET | [8-K](/filings/0001193125-26-343443.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-26-343443 |
| 2026-07-30 | 12:30 ET | [8-K](/filings/0001193125-26-325025.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-325025 |
| 2026-06-22 | 11:35 ET | [S-1](/filings/0001193125-26-276706.md) | Registration statement | 0001193125-26-276706 |
| 2026-06-08 | 18:18 ET | [8-K](/filings/0001193125-26-261248.md) | 5.07 Shareholder vote results | 0001193125-26-261248 |
| 2026-05-12 | 20:02 ET | [10-Q](/filings/0001193125-26-219341.md) | Quarterly report, period 2026-03-31 | 0001193125-26-219341 |
| 2026-05-12 | 11:31 ET | [8-K](/filings/0001193125-26-218189.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-26-218189 |
| 2026-04-22 | 20:05 ET | [DEF 14A](/filings/0001193125-26-170349.md) | Proxy statement, period 2026-04-22 | 0001193125-26-170349 |
| 2026-03-05 | 21:17 ET | [10-K](/filings/0001193125-26-094004.md) | Annual report, period 2025-12-31 | 0001193125-26-094004 |
| 2026-03-05 | 13:33 ET | [8-K](/filings/0001193125-26-092653.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-26-092653 |

## Latest annual report

[Form 10-K for the fiscal year ended Dec 31, 2025](/filings/0001193125-26-094004.md), filed Mar 5, 2026.

## Forecast league

Q3 FY2026, the quarter ended 2026-09-30, is open for forecasts until the first results filing for it is accepted by EDGAR. Results are due by \[object Promise\]. [Forecast this quarter](/leagues/2026q3/targets/ddbca82b-7f63-4eab-b1a0-13af554c7d86)

## About the filer

- CIK: 1500412
- Tickers: AMBQ
- Exchange: NYSE
- SIC code: 3674 Semiconductors & Related Devices
- State of incorporation: DE
- Filer category: Non-accelerated filer<br>Smaller reporting company<br>Emerging growth company

Source: SEC EDGAR, XBRL company facts, the filing index and Forms 4. Last ingested by Listed: Oct 24, 2026, 15:41 ET. No prices; not investment advice.