Ambiq Micro, Inc.
Business
Ambiq Micro is a fabless semiconductor designer providing ultra-low power SoC solutions and software for edge AI applications. Its proprietary SPOT platform delivers two to five times lower power consumption than traditional designs, enabling AI compute in battery-powered devices including wearables, healthcare monitors, AR/VR glasses, and industrial systems. The company sells through direct sales and global distributors to OEMs and ODMs across personal devices, medical/healthcare, industrial, and smart-home markets.
Summary from 10-K filed 2026-07-01
Financials
Consolidated Statement of Income
| Concept | Trend | FY 2025 2025-12-31 | FY 2024 2024-12-31 |
|---|---|---|---|
| Net sales | 73 | 76 | |
| Cost of sales | 40 | 52 | |
| Gross profit | 32 | 24 | |
| Research and development | 39 | 37 | |
| Selling, general, and administrative | 33 | 28 | |
| Total operating expenses | 72 | 65 | |
| Loss from operations | −40 | −41 | |
| Other income, net | 3 | 980,000 | |
| Loss before provision for income taxes | −36 | −40 | |
| Provision for income taxes | 40,000 | 28,000 | |
| Net loss | −37 | −40 | |
| Deemed dividends | 0 | −3 | |
| Net loss attributable to common stockholders | −36 | −42 | |
| Net loss per share attributable to common stockholders, basic | −4.57 | −113.5 | |
| Net loss per share attributable to common stockholders, diluted | −4.57 | −113.5 | |
| Weighted-average shares used in computing net loss per share attributable to common stockholders, basic | 8 | 373,446 | |
| Weighted-average shares used in computing net loss per share attributable to common stockholders, diluted | 8 | 373,446 | |
| Currency translation adjustment | 80,000 | 319,000 | |
| Comprehensive loss | −36 | −39 | |
| Deemed dividends | 0 | −3 | |
| Comprehensive loss attributable to common stockholders | −36 | −42 |
Consolidated Balance Sheet
| Concept | Trend | FY 2025 2025-12-31 | FY 2024 2024-12-31 | FY 2023 2023-12-31 |
|---|---|---|---|---|
| Cash and cash equivalents | 140 | 61 | — | |
| Accounts receivable, net | 7 | 10 | — | |
| Inventories, net | 17 | 15 | — | |
| Prepaid expenses and other current assets | 3 | 3 | — | |
| Total current assets | 168 | 89 | — | |
| Property, equipment and software, net of accumulated depreciation and amortization of $14,632 and $13,158, respectively | 4 | 3 | — | |
| Right-of-use assets, net | 638,000 | 928,000 | — | |
| Intangible assets, net of accumulated amortization of $10,752 and $5,082, respectively | 12 | 12 | — | |
| Other assets | 393,000 | 49,000 | — | |
| Total assets | 185 | 104 | — | |
| Accounts payable | 9 | 3 | — | |
| Accrued and other current liabilities | 10 | 8 | — | |
| Short-term lease liabilities | 400,000 | 633,000 | — | |
| Total current liabilities | 19 | 12 | — | |
| Long-term lease liabilities | 278,000 | 333,000 | — | |
| Warrant liabilities | 0 | 112,000 | — | |
| Other long-term liabilities | 3 | 6 | — | |
| Total liabilities | 22 | 19 | — | |
| Commitments and contingencies (Note 9) | — | — | — | |
| Redeemable convertible preferred stock, $0.000001 par value; 10,000,000 shares authorized; 0 and 341,496,158 shares issued and outstanding at December 31, 2025 and December 31, 2024. | 0 | 378 | — | |
| Common stock, $0.000001 par value; 500,000,000 shares authorized; 18,316,928 shares and 434,720 shares issued and outstanding at December 31, 2025 and December 31, 2024, respectively | 0 | 0 | — | |
| Additional paid-in-capital | 520 | 28 | — | |
| Accumulated deficit | −357 | −320 | — | |
| Accumulated other comprehensive loss | −440,000 | −520,000 | — | |
| Total stockholders' equity (deficit) | 162 | −292 | −261 | |
| Total liabilities, redeemable convertible preferred stock and stockholders' equity (deficit) | 185 | 104 | — |
Consolidated Statement of Cash Flows
| Concept | Trend | FY 2025 2025-12-31 | FY 2024 2024-12-31 |
|---|---|---|---|
| Depreciation and amortization | 7 | 6 | |
| Stock-based compensation | 7 | 5 | |
| Gain on receipt of nonmonetary tangible assets | −2 | −2 | |
| Change in right-of-use assets | 698,000 | 987,000 | |
| Non-cash issuance of warrants | 0 | 2 | |
| Change in warrant valuations and cancellations | 60,000 | −51,000 | |
| Inventory valuation adjustment | 199,000 | 428,000 | |
| Other | −110,000 | 0 | |
| Accounts receivable | 3 | 2 | |
| Inventories | −2 | 6 | |
| Prepaid expenses and other assets | −844,000 | 521,000 | |
| Other long-term assets | −344,000 | 0 | |
| Accounts payable | 3 | 821,000 | |
| Accrued and other current liabilities | 1 | −4 | |
| Other long-term liabilities | −317,000 | −463,000 | |
| Net cash used in operating activities | −20 | −21 | |
| Purchase of intangible assets | −6 | −3 | |
| Purchases of property, equipment and software | −1 | −658,000 | |
| Net cash used in investing activities | −7 | −4 | |
| Proceeds from issuance of common stock in connection with initial public offering, net of underwriting discounts and commissions | 103 | 0 | |
| Payment of deferred offering costs | −3 | 0 | |
| Proceeds from issuance of preferred stock, net of issuance costs | 0 | 58 | |
| Proceeds from exercise of stock options | 839,000 | 854,000 | |
| Proceeds from exercise of warrants | 6 | 0 | |
| Net cash provided by financing activities | 106 | 59 | |
| Effect of exchange rate changes on cash and cash equivalents | 43,000 | −24,000 | |
| Net increase in cash and cash equivalents | 79 | 34 | |
| Intangible assets in accounts payable, accrued and other long-term liabilities | 10 | 10 | |
| Gain on receipt of nonmonetary tangible asset | 2 | 2 | |
| Right-of-use assets obtained in exchange for new operating lease liabilities | 382,000 | 1 | |
| Non-cash deferred offering costs | −300,000 | 0 | |
| Deemed dividends | 0 | 3 |
Filings
Material Events
Insiders
Institutional Holders
Frequently asked questions
What is Ambiq Micro, Inc.'s CIK number?
Ambiq Micro, Inc.'s SEC CIK number is 0001500412 (1500412). The CIK (Central Index Key) is the permanent identifier the SEC assigns to every EDGAR filer — unlike a ticker symbol, it never changes.
Where can I find Ambiq Micro, Inc.'s SEC filings?
All of Ambiq Micro, Inc.'s EDGAR filings — 10-K annual reports, 10-Q quarterly reports, 8-K material events, and insider transactions — are listed on this page, sourced live from SEC EDGAR.
When did Ambiq Micro, Inc. last report earnings?
Ambiq Micro, Inc. (AMBQ) most recently filed an earnings 8-K with the SEC on May 12, 2026, furnishing its results under Item 2.02 (Results of Operations and Financial Condition). The earnings press release is attached to that filing (accession 0001193125-26-218189). This is Ambiq Micro, Inc.'s most recent earnings filing of record — not a forecast of its next earnings date.
What is Ambiq Micro, Inc.'s most recent earnings 8-K?
Ambiq Micro, Inc.'s latest earnings 8-K (Item 2.02) was filed May 12, 2026 under accession 0001193125-26-218189. It carries the quarterly or annual earnings press release — the earliest official, SEC-filed version of the results.
View Ambiq Micro, Inc.'s latest earnings 8-K →
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