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, Q3 2025
Institutional positions in Ambiq Micro, Inc. as of Sep 30, 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
- 73
- +73 vs. Q2 2025
- Shares held
- 4.51M
- +4.51M vs. Q2 2025
- Total value
- $134.6M
- +$134.6M vs. Q2 2025
- New holders
- 73
- 0 more added
- Sold out
- 0
- 0 more reduced
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Ambiq Micro, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Atreides Management, LP | 684,307 | $20.5M | 0.53% | +684,307 | New |
| Alliancebernstein L.P. | 436,154 | $13.0M | 0.00% | +436,154 | New |
| Kadensa Capital Ltd | 394,991 | $11.8M | 1.22% | +394,991 | New |
| Vanguard Group Inc | 307,836 | $9.21M | 0.00% | +307,836 | New |
| BlackRock, Inc. | 291,876 | $8.73M | 0.00% | +291,876 | New |
| Schonfeld Strategic Advisors LLC | 274,087 | $8.20M | 0.06% | +274,087 | New |
| Monashee Investment Management LLC | 200,000 | $5.98M | 2.98% | +200,000 | New |
| Silvercrest Asset Management Group LLC | 188,690 | $5.65M | 0.04% | +188,690 | New |
| Fortress Investment Group LLC | 150,000 | $4.49M | 0.60% | +150,000 | New |
| Softbank Group Corp | 148,939 | $4.46M | 0.02% | +148,939 | New |
| Wasatch Advisors Inc | 145,426 | $4.35M | 0.02% | +145,426 | New |
| Goldman Sachs Group Inc | 121,403 | $3.63M | 0.00% | +121,403 | New |
| Geode Capital Management, LLC | 98,026 | $2.93M | 0.00% | +98,026 | New |
| Gilder Gagnon Howe & Co LLC | 95,748 | $2.86M | 0.03% | +95,748 | New |
| Summit Partners Public Asset Management, LLC | 93,597 | $2.80M | 0.09% | +93,597 | New |
| State Street Corp | 72,296 | $2.16M | 0.00% | +72,296 | New |
| Citadel Advisors LLC | 60,000 | $1.80M | 0.00% | +60,000 | New |
| Maverick Capital LtdSuperinvestorMaverick Capital | 59,248 | $1.77M | 0.02% | +59,248 | New |
| First Eagle Investment Management, LLC | 58,900 | $1.76M | 0.00% | +58,900 | New |
| Seven Grand Managers, LLC | 50,000 | $1.50M | 0.12% | +50,000 | New |
| UBS Group AG | 41,430 | $1.24M | 0.00% | +41,430 | New |
| PEAK6 LLC | 39,999 | $1.20M | 0.03% | +39,999 | New |
| LMR Partners LLP | 39,850 | $1.19M | 0.02% | +39,850 | New |
| Northern Trust Corp | 33,969 | $1.02M | 0.00% | +33,969 | New |
| Charles Schwab Investment Management Inc | 30,852 | $923.1K | 0.00% | +30,852 | New |
| Verition Fund Management LLC | 29,572 | $884.8K | 0.01% | +29,572 | New |
| XTX Topco Ltd | 26,662 | $797.7K | 0.04% | +26,662 | New |
| Ameriprise Financial Inc | 22,627 | $677.0K | 0.00% | +22,627 | New |
| Readystate Asset Management LP | 21,500 | $643.3K | 0.03% | +21,500 | New |
| Hound Partners, LLC | 20,000 | $598.4K | 0.08% | +20,000 | New |
| Blackstone Group Inc. | 20,000 | $598.4K | 0.00% | +20,000 | New |
| Ghisallo Capital Management LLC | 20,000 | $598.4K | 0.02% | +20,000 | New |
| Freestone Grove Partners LP | 20,000 | $598.4K | 0.00% | +20,000 | New |
| Deutsche Bank AG | 19,891 | $595.1K | 0.00% | +19,891 | New |
| Alyeska Investment Group, L.P. | 18,710 | $559.8K | 0.00% | +18,710 | New |
| Kornitzer Capital Management Inc | 17,000 | $508.6K | 0.01% | +17,000 | New |
| D. E. Shaw & Co., Inc. | 15,169 | $453.9K | 0.00% | +15,169 | New |
| CWM Advisors, LLC | 15,076 | $451.1K | 0.04% | +15,076 | New |
| Global Retirement Partners, LLC | 11,996 | $358.9K | 0.01% | +11,996 | New |
| Walleye Capital LLC | 11,555 | $345.7K | 0.00% | +11,555 | New |
| Bank of New York Mellon Corp | 11,053 | $330.7K | 0.00% | +11,053 | New |
| Squarepoint Ops LLC | 9,246 | $276.6K | 0.00% | +9,246 | New |
| Morgan Stanley | 8,711 | $260.6K | 0.00% | +8,711 | New |
| Two Sigma Investments, LP | 7,466 | $223.4K | 0.00% | +7,466 | New |
| Kingswood Wealth Advisors, LLC | 6,900 | $206.4K | 0.01% | +6,900 | New |
| Barclays PLC | 6,568 | $196.5K | 0.00% | +6,568 | New |
| Bank of America Corp | 5,912 | $176.9K | 0.00% | +5,912 | New |
| Royal Bank of Canada | 4,772 | $143.0K | 0.00% | +4,772 | New |
| Rhumbline Advisers | 3,983 | $119.2K | 0.00% | +3,983 | New |
| SBI Securities Co., Ltd. | 3,377 | $101.0K | 0.00% | +3,377 | New |
| Franklin Resources Inc | 11,960 | $99.7K | 0.00% | +11,960 | New |
| Wells Fargo & Company | 3,116 | $93.2K | 0.00% | +3,116 | New |
| MetLife Investment Management | 3,032 | $90.7K | 0.00% | +3,032 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 2,166 | $64.8K | 0.00% | +2,166 | New |
| JPMorgan Chase & Co | 1,877 | $56.2K | 0.00% | +1,877 | New |
| Advisor Group Holdings, Inc. | 1,845 | $56.1K | 0.00% | +1,845 | New |
| Police & Firemen's Retirement System of New Jersey | 1,025 | $30.7K | 0.00% | +1,025 | New |
| Whittier Trust Co of Nevada Inc | 1,000 | $29.8K | 0.00% | +1,000 | New |
| Tower Research Capital LLC (TRC) | 988 | $29.6K | 0.00% | +988 | New |
| BNP Paribas Arbitrage, SA | 940 | $28.1K | 0.00% | +940 | New |
| STRS Ohio | 800 | $23.9K | 0.00% | +800 | New |
| Legal & General Group Plc | 473 | $14.1K | 0.00% | +473 | New |
| Caitong International Asset Management Co., Ltd | 454 | $13.6K | 0.01% | +454 | New |
| Russell Investments Group, Ltd. | 399 | $11.9K | 0.00% | +399 | New |
| Ameritas Investment Partners, Inc. | 389 | $11.6K | 0.00% | +389 | New |
| Hurley Capital, LLC | 200 | $5.98K | 0.00% | +200 | New |
| Amalgamated Bank | 151 | $5.00K | 0.00% | +151 | New |
| Citigroup Inc | 146 | $4.37K | 0.00% | +146 | New |
| Sterling Capital Management LLC | 122 | $3.65K | 0.00% | +122 | New |
| FMR LLC | 111 | $3.32K | 0.00% | +111 | New |
| Massmutual Trust Co FSB | 58 | $1.74K | 0.00% | +58 | New |
| Quarry LP | 18 | $539 | 0.00% | +18 | New |
| Coston, McIsaac & Partners | 1 | $0 | 0.00% | +1 | New |