Ambiq Micro, Inc. is an American semiconductor company specializing in low-power microcontrollers and systems-on-chip, including products for devices smartwatches, medical devices, and sensors. Founded in 2010 by University of Michigan researchers Scott Hanson, David Blaauw, and Dennis Sylvester, the company is headquartered in Austin, Texas. Its products employ Subthreshold Power Optimized Technology (SPOT) to reduce energy consumption and enable on-device edge AI. In 2025, Ambiq went public on the New York Stock Exchange.
| trading_symbol | registrant_name | time | price | change | percentage_change |
|---|---|---|---|---|---|
| AMBQ | Ambiq Micro, Inc. | 2026-05-19 14:59:58 | 71.12 | -0.48 | -0.68 |
| trading_symbol | central_index_key | registrant_name | isin_number | lei_number | ein_number | exchange | sic_code | sic_description | fiscal_year_end | state_of_incorporation | address_street | address_city | address_state | address_zip_code | address_country | address_country_code | phone_number | mailing_address | business_address | former_name | industry | founding_date | chief_executive_officer | number_of_employees | website | market_cap | shares_issued | shares_outstanding | description | update_time |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AMBQ | 0001500412 | Ambiq Micro, Inc. | US0231931058 | 529900H4UP6I4UMDAA87 | 271911389 | NYSE | 3674 | Semiconductors & Related Devices | 1231 | DE | 6500 RIVER PLACE BOULEVARD | AUSTIN | TX | 78730 | UNITED STATES | US | (512) 879-2850 | 6500 RIVER PLACE BOULEVARD, AUSTIN, TX, 78730 | 6500 RIVER PLACE BOULEVARD, AUSTIN, TX, 78730 | — | Semiconductors | 2010 | Fumihide Esaka | — | https://ambiq.com | 0 | 21,359,204 | 21,375,754 | Ambiq Micro, Inc. is an American semiconductor company specializing in low-power microcontrollers and systems-on-chip, including products for devices smartwatches, medical devices, and sensors. Founded in 2010 by University of Michigan researchers Scott Hanson, David Blaauw, and Dennis Sylvester, the company is headquartered in Austin, Texas. Its products employ Subthreshold Power Optimized Technology (SPOT) to reduce energy consumption and enable on-device edge AI. In 2025, Ambiq went public on the New York Stock Exchange. | 2026-05-14 17:27:29 |
| Fiscal Year | Market Cap | Change In Market Cap | Percentage Change In Market Cap | Shares Outstanding | Change In Shares Outstanding | Percentage Change In Shares Outstanding |
|---|---|---|---|---|---|---|
| 2025 | 0 | 0 | 100 | 21,262,691 | 21,262,691 | 100 |
| Executive Name | Executive Position | Fiscal Year | Salary | Bonus | Stock Awards | Incentive Plan Compensation | Other Compensation | Total Compensation |
|---|---|---|---|---|---|---|---|---|
| Fumihide Esaka | Chief Executive Officer | 2025 | 832,166 | 513,800 | 4,746,040 | — | 179,298 | 6,271,304 |
| Jeff Winzeler | Chief Financial Officer | 2025 | 270,979 | 360,073 | 1,563,157 | — | 20,000 | 4,207,118 |
| Scott Hanson | Chief Technology Officer | 2025 | 433,506 | 413,540 | 2,487,748 | — | 0 | 3,334,794 |
| Fumihide Esaka | Chief Executive Officer | 2024 | 614,000 | 518,000 | 0 | — | 178,557 | 2,744,676 |
| Jeff Winzeler | Chief Financial Officer | 2024 | 0 | 0 | 0 | — | 0 | 0 |
| Fiscal Year | Employee Count |
|---|---|
| 2025 | 202 |
| Fiscal Year | 2025 |
|---|---|
| Revenue | 72,514,000 |
| Cost Of Revenue | 40,419,000 |
| Gross Profit | 32,095,000 |
| Research And Development Expenses | 38,486,000 |
| General And Administrative Expenses | 33,152,000 |
| Operating Expenses | 71,638,000 |
| Operating Income | -39,543,000 |
| Net Income | -36,461,000 |
| Earnings Per Share Basic | -4.57 |
| Earnings Per Share Diluted | -4.57 |
| Weighted Average Shares Outstanding Basic | 7,977,360 |
| Weighted Average Shares Outstanding Diluted | 7,977,360 |
| Fiscal Year | 2025 |
|---|---|
| Cash And Cash Equivalents | 140,275,000 |
| Marketable Securities Current | — |
| Accounts Receivable | 7,286,000 |
| Inventories | 16,937,000 |
| Non Trade Receivables | — |
| Other Assets Current | 3,421,000 |
| Total Assets Current | 167,919,000 |
| Marketable Securities Non Current | — |
| Property Plant And Equipment | 4,137,000 |
| Other Assets Non Current | 393,000 |
| Total Assets Non Current | 16,761,000 |
| Total Assets | 184,680,000 |
| Accounts Payable | 8,577,000 |
| Deferred Revenue | — |
| Short Term Debt | — |
| Other Liabilities Current | 10,201,000 |
| Total Liabilities Current | 19,178,000 |
| Long Term Debt | — |
| Other Liabilities Non Current | 2,765,000 |
| Total Liabilities Non Current | 3,043,000 |
| Total Liabilities | 22,221,000 |
| Common Stock | 0 |
| Retained Earnings | -356,711,000 |
| Accumulated Other Comprehensive Income | -440,000 |
| Total Shareholders Equity | 162,459,000 |
| Fiscal Year | 2025 |
|---|---|
| Depreciation And Amortization | 7,215,000 |
| Share Based Compensation Expense | 6,835,000 |
| Other Non Cash Income Expense | — |
| Change In Accounts Receivable | -3,226,000 |
| Change In Inventories | 2,128,000 |
| Change In Non Trade Receivables | — |
| Change In Other Assets | 344,000 |
| Change In Accounts Payable | 2,859,000 |
| Change In Other Liabilities | 1,022,000 |
| Cash From Operating Activities | -19,690,000 |
| Purchases Of Marketable Securities | — |
| Sales Of Marketable Securities | — |
| Acquisition Of Property Plant And Equipment | — |
| Acquisition Of Business | — |
| Other Investing Activities | — |
| Cash From Investing Activities | -7,443,000 |
| Tax Withholding For Share Based Compensation | — |
| Payments Of Dividends | — |
| Issuance Of Common Stock | 102,672,000 |
| Repurchase Of Common Stock | — |
| Issuance Of Long Term Debt | — |
| Repayment Of Long Term Debt | — |
| Other Financing Activities | — |
| Cash From Financing Activities | 106,384,000 |
| Change In Cash | 79,294,000 |
| Cash At End Of Period | 140,275,000 |
| Income Taxes Paid | — |
| Interest Paid | — |
| Insider Name | Relationship To Issuer | Transaction Date | Amount Of Securities | Acquired Or Disposed | Securities Owned Following Transaction |
|---|---|---|---|---|---|
| Hanson Scott McLean | Director, Chief Technology Officer | 2026-05-15 | 8,100 | D | 69,279 |
| Esaka Fumihide | Director, Chief Executive Officer | 2026-05-15 | 45,463 | A | 436,652 |
| Esaka Fumihide | Director, Chief Executive Officer | 2026-05-15 | 14,537 | A | 451,189 |
| Esaka Fumihide | Director, Chief Executive Officer | 2026-05-15 | 45,463 | D | 99,007 |
| Esaka Fumihide | Director, Chief Executive Officer | 2026-05-15 | 7,936 | D | 114,007 |
| Investor Name | Period Of Report | Market Value | Amount Of Securities | Price Per Security |
|---|---|---|---|---|
| Atreides Management, LP | 2026-03-31 | 21,907,867 | 862,175 | 25.41 |
| EverSource Wealth Advisors, LLC | 2026-03-31 | 51 | 2 | 25.5 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 2026-03-31 | 25,130 | 989 | 25.4095 |
| BANK OF AMERICA CORP /DE/ | 2026-03-31 | 1,220,518 | 48,033 | 25.41 |
| ALLIANCEBERNSTEIN L.P. | 2026-03-31 | 19,553,793 | 686,098 | 28.5 |
| Registrant Name | Period Of Report | Fund Name | Fund Symbol | Amount Of Units | Value In Usd | Percentage Value Compared To Assets |
|---|---|---|---|---|---|---|
| NEEDHAM FUNDS INC | 2026-03-31 | Institutional Class | NEAIX | 175,000 | 4,446,750 | 0.2825 |
| NEEDHAM FUNDS INC | 2026-03-31 | Retail Class | NEAGX | 175,000 | 4,446,750 | 0.2825 |
| NEEDHAM FUNDS INC | 2026-03-31 | Institutional Class | NESIX | 25,000 | 635,250 | 0.3663 |
| NEEDHAM FUNDS INC | 2026-03-31 | Retail Class | NESGX | 25,000 | 635,250 | 0.3663 |
| WASATCH FUNDS TRUST | 2026-03-31 | Institutional Class Shares | WGICX | 251,831 | 6,399,025.71 | 1.1406 |