Ambiq Micro, Inc.
AMBQ- Exchange
- NYSE
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0001500412
In the last 90 days, Ambiq Micro, Inc. insiders filed 0 open-market purchases and 10 sales; 184 institutions reported holding it in 13F filings for Q2 2026, worth $1.48B in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Ambiq Micro, Inc. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 75
- +2 vs. Q3 2025
- Shares held
- 4.71M
- +207.7K (+4.6%) vs. Q3 2025
- Total value
- $134.4M
- −$213.5K (−0.2%) vs. Q3 2025
- New holders
- 17
- 27 more added
- Sold out
- 15
- 17 more reduced
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting AMBQ on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 184 | $1.48B |
| Q1 2026 | 97 | $281.5M |
| Q4 2025 | 75 | $134.4M |
| Q3 2025 | 73 | $134.6M |
| Q2 2025 | 0 | $0 |
| Q1 2025 | 0 | $0 |
| Q4 2024 | 0 | $0 |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Ambiq Micro, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Atreides Management, LP | 696,420 | $19.8M | 0.42% | +12,113+1.8% | Added |
| Alliancebernstein L.P. | 395,371 | $11.3M | 0.00% | −40,783−9.4% | Reduced |
| Kadensa Capital Ltd | 394,991 | $11.3M | 1.17% | 00.0% | Unchanged |
| Vanguard Group Inc | 328,182 | $9.35M | 0.00% | +20,346+6.6% | Added |
| BlackRock, Inc. | 307,896 | $8.78M | 0.00% | +16,020+5.5% | Added |
| Franklin Resources Inc | 307,887 | $8.77M | 0.00% | +295,927+2,474.3% | Added |
| Schonfeld Strategic Advisors LLC | 221,810 | $6.32M | 0.03% | −52,277−19.1% | Reduced |
| Wasatch Advisors Inc | 217,512 | $6.20M | 0.04% | +72,086+49.6% | Added |
| First Eagle Investment Management, LLC | 189,723 | $5.41M | 0.01% | +130,823+222.1% | Added |
| Silvercrest Asset Management Group LLC | 188,690 | $5.38M | 0.04% | 00.0% | Unchanged |
| Softbank Group Corp | 148,939 | $4.24M | 0.03% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 132,112 | $3.77M | 0.00% | +10,709+8.8% | Added |
| Summit Partners Public Asset Management, LLC | 123,597 | $3.52M | 0.10% | +30,000+32.1% | Added |
| Geode Capital Management, LLC | 104,184 | $2.97M | 0.00% | +6,158+6.3% | Added |
| Gilder Gagnon Howe & Co LLC | 93,745 | $2.67M | 0.03% | −2,003−2.1% | Reduced |
| Monashee Investment Management LLC | 85,089 | $2.43M | 1.37% | −114,911−57.5% | Reduced |
| State Street Corp | 84,507 | $2.41M | 0.00% | +12,211+16.9% | Added |
| Millennium Management LLC | 62,018 | $1.77M | 0.00% | +62,018 | New |
| Maverick Capital LtdSuperinvestorMaverick Capital | 59,248 | $1.69M | 0.02% | 00.0% | Unchanged |
| Seven Grand Managers, LLC | 50,000 | $1.43M | 0.11% | 00.0% | Unchanged |
| Morgan Stanley | 39,284 | $1.12M | 0.00% | +30,573+351.0% | Added |
| PEAK6 LLC | 35,835 | $1.02M | 0.03% | −4,164−10.4% | Reduced |
| UBS Group AG | 35,789 | $1.02M | 0.00% | −5,641−13.6% | Reduced |
| Charles Schwab Investment Management Inc | 33,833 | $964.2K | 0.00% | +2,981+9.7% | Added |
| Alyeska Investment Group, L.P. | 32,832 | $935.7K | 0.00% | +14,122+75.5% | Added |
| Tudor Investment Corp Et Al | 26,976 | $768.8K | 0.00% | +26,976 | New |
| Polar Asset Management Partners Inc. | 26,088 | $743.5K | 0.01% | +26,088 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 22,179 | $632.1K | 0.00% | +20,013+924.0% | Added |
| Ameriprise Financial Inc | 20,456 | $583.0K | 0.00% | −2,171−9.6% | Reduced |
| Northern Trust Corp | 20,284 | $578.1K | 0.00% | −13,685−40.3% | Reduced |
| Hound Partners, LLC | 20,000 | $570.0K | 0.08% | 00.0% | Unchanged |
| Ghisallo Capital Management LLC | 20,000 | $570.0K | 0.03% | 00.0% | Unchanged |
| Norges Bank | 20,000 | $570.0K | 0.00% | +20,000 | New |
| D. E. Shaw & Co., Inc. | 19,574 | $557.9K | 0.00% | +4,405+29.0% | Added |
| Kornitzer Capital Management Inc | 17,073 | $486.6K | 0.01% | +73+0.4% | Added |
| Readystate Asset Management LP | 16,596 | $473.0K | 0.02% | −4,904−22.8% | Reduced |
| CWM Advisors, LLC | 16,141 | $460.0K | 0.04% | +1,065+7.1% | Added |
| Deutsche Bank AG | 15,389 | $438.6K | 0.00% | −4,502−22.6% | Reduced |
| JPMorgan Chase & Co | 12,691 | $361.7K | 0.00% | +10,814+576.1% | Added |
| Walleye Capital LLC | 11,555 | $329.3K | 0.00% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 10,818 | $308.3K | 0.00% | −235−2.1% | Reduced |
| Los Angeles Capital Management LLC | 8,658 | $257.3K | 0.00% | +8,658 | New |
| Barclays PLC | 8,451 | $240.9K | 0.00% | +1,883+28.7% | Added |
| Bank of America Corp | 6,559 | $186.9K | 0.00% | +647+10.9% | Added |
| Wells Fargo & Company | 5,344 | $152.3K | 0.00% | +2,228+71.5% | Added |
| Quantbot Technologies LP | 3,865 | $110.2K | 0.00% | +3,865 | New |
| Rhumbline Advisers | 3,408 | $97.1K | 0.00% | −575−14.4% | Reduced |
| New York State Common Retirement Fund | 1,700 | $48.5K | 0.00% | +1,700 | New |
| Advisor Group Holdings, Inc. | 1,595 | $45.5K | 0.00% | −250−13.6% | Reduced |
| SBI Securities Co., Ltd. | 1,236 | $35.2K | 0.00% | −2,141−63.4% | Reduced |
| Citigroup Inc | 1,101 | $31.4K | 0.00% | +955+654.1% | Added |
| Police & Firemen's Retirement System of New Jersey | 1,025 | $29.2K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 989 | $28.2K | 0.00% | +49+5.2% | Added |
| Royal Bank of Canada | 810 | $24.0K | 0.00% | −3,962−83.0% | Reduced |
| STRS Ohio | 800 | $22.8K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 572 | $16.3K | 0.00% | +461+415.3% | Added |
| Legal & General Group Plc | 473 | $13.5K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 440 | $12.5K | 0.00% | −548−55.5% | Reduced |
| Russell Investments Group, Ltd. | 412 | $11.7K | 0.00% | +13+3.3% | Added |
| Ameritas Investment Partners, Inc. | 389 | $11.1K | 0.00% | 00.0% | Unchanged |
| Quarry LP | 304 | $8.66K | 0.00% | +286+1,588.9% | Added |
| California State Teachers Retirement System | 287 | $8.18K | 0.00% | +287 | New |
| Hurley Capital, LLC | 200 | $5.70K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 146 | $4.00K | 0.00% | −5−3.3% | Reduced |
| Sterling Capital Management LLC | 135 | $3.85K | 0.00% | +13+10.7% | Added |
| CWM, LLC | 49 | $1.00K | 0.00% | +49 | New |
| Nisa Investment Advisors, LLC | 12 | $342 | 0.00% | +12 | New |
| GAMMA Investing LLC | 11 | $314 | 0.00% | +11 | New |
| Rachor Investment Advisory Services, LLC | 9 | $257 | 0.00% | +9 | New |
| Rothschild Investment LLC | 5 | $143 | 0.00% | +5 | New |
| Allworth Financial LP | 2 | $57 | 0.00% | +2 | New |
| EverSource Wealth Advisors, LLC | 1 | $29 | 0.00% | +1 | New |
| Essential Partners LLC | 1 | $29 | 0.00% | +1 | New |
| IFP Advisors, Inc | 1 | $28 | 0.00% | +1 | New |
| Coston, McIsaac & Partners | 1 | $0 | 0.00% | 00.0% | Unchanged |
| Fortress Investment Group LLC | 0 | $0 | 0.00% | −150,000−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −60,000−100.0% | Sold out |
| LMR Partners LLP | 0 | $0 | 0.00% | −39,850−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −29,572−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −26,662−100.0% | Sold out |
| Blackstone Group Inc. | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| Freestone Grove Partners LP | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| Global Retirement Partners, LLC | 0 | $0 | 0.00% | −11,996−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −9,246−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −7,466−100.0% | Sold out |
| Kingswood Wealth Advisors, LLC | 0 | $0 | 0.00% | −6,900−100.0% | Sold out |
| MetLife Investment Management | 0 | $0 | 0.00% | −3,032−100.0% | Sold out |
| Whittier Trust Co of Nevada Inc | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| Caitong International Asset Management Co., Ltd | 0 | $0 | 0.00% | −454−100.0% | Sold out |
| Massmutual Trust Co FSB | 0 | $0 | 0.00% | −58−100.0% | Sold out |