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, Q2 2026
Institutional positions in Ambiq Micro, Inc. as of Jun 30, 2026. 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
- 184
- +88 vs. Q1 2026
- Shares held
- 17.2M
- +6.25M (+56.9%) vs. Q1 2026
- Total value
- $1.48B
- +$1.20B (+427.1%) vs. Q1 2026
- New holders
- 98
- 50 more added
- Sold out
- 10
- 32 more reduced
1 institution that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Ambiq Micro, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Avion Wealth | 5 | $0 | 0.00% | +5 | New |
| Coston, McIsaac & Partners | 1 | $0 | 0.00% | +1 | New |
| EverSource Wealth Advisors, LLC | 1 | $88 | 0.00% | −1−50.0% | Reduced |
| Pinnacle Wealth Planning Services, Inc. | 2 | $177 | 0.00% | +2 | New |
| Essential Partners LLC | 6 | $530 | 0.00% | +3+100.0% | Added |
| Rialto Wealth Management, LLC | 6 | $530 | 0.00% | +6 | New |
| Hughes Financial Services, LLC | 7 | $618 | 0.00% | +7 | New |
| Fifth Third Bancorp | 10 | $883 | 0.00% | +10 | New |
| Parallel Advisors, LLC | 13 | $1.15K | 0.00% | +13 | New |
| Rothschild Investment LLC | 14 | $1.24K | 0.00% | +13+1,300.0% | Added |
| Quarry LP | 15 | $1.32K | 0.00% | +15 | New |
| Zions Bancorporation, National Association | 17 | $1.50K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 29 | $2.56K | 0.00% | +22+314.3% | Added |
| Bare Financial Services, Inc | 39 | $3.44K | 0.00% | +39 | New |
| GAMMA Investing LLC | 50 | $4.42K | 0.00% | +39+354.5% | Added |
| Clearstead Advisors, LLC | 60 | $5.30K | 0.00% | +60 | New |
| Sterling Capital Management LLC | 65 | $5.74K | 0.00% | −225−77.6% | Reduced |
| Kemnay Advisory Services Inc. | 85 | $7.51K | 0.00% | +85 | New |
| Advisor Group Holdings, Inc. | 100 | $8.83K | 0.00% | −235−70.1% | Reduced |
| Caitong International Asset Management Co., Ltd | 103 | $9.10K | 0.00% | −89−46.4% | Reduced |
| Farther Finance Advisors, LLC | 139 | $11.9K | 0.00% | +120+631.6% | Added |
| Simplex Trading, LLC | 147 | $13.0K | 0.00% | +114+345.5% | Added |
| Versant Capital Management, Inc | 190 | $16.8K | 0.00% | +190 | New |
| SRS Capital Advisors, Inc. | 223 | $19.7K | 0.00% | +218+4,360.0% | Added |
| UBS Asset Management Americas Inc | 227 | $20.0K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 236 | $20.8K | 0.00% | +236 | New |
| California State Teachers Retirement System | 254 | $22.4K | 0.00% | −735−74.3% | Reduced |
| Tower Research Capital LLC (TRC) | 579 | $51.1K | 0.00% | −769−57.0% | Reduced |
| Group One Trading, L.P. | 883 | $78.0K | 0.00% | +883 | New |
| STRS Ohio | 1,000 | $88.3K | 0.00% | +200+25.0% | Added |
| IFG Advisory, LLC | 1,125 | $99.3K | 0.00% | +1,125 | New |
| Aster Capital Management (DIFC) Ltd | 1,290 | $113.9K | 0.02% | +1,290 | New |
| Natixis | 1,487 | $131.6K | 0.00% | +1,487 | New |
| Ameritas Investment Partners, Inc. | 1,687 | $149.0K | 0.00% | +205+13.8% | Added |
| Legal & General Group Plc | 1,804 | $159.3K | 0.00% | +220+13.9% | Added |
| SBI Securities Co., Ltd. | 2,090 | $184.5K | 0.00% | +1,259+151.5% | Added |
| IMC-Chicago, LLC | 2,291 | $202.3K | 0.00% | +2,291 | New |
| Brevan Howard Capital Management LP | 2,452 | $216.5K | 0.00% | +2,452 | New |
| US Bancorp | 2,499 | $220.7K | 0.00% | +2,499 | New |
| Mercer Global Advisors Inc | 2,602 | $229.8K | 0.00% | +2,602 | New |
| Azimuth Capital Investment Management LLC | 2,650 | $234.0K | 0.01% | +2,650 | New |
| nVerses Capital, LLC | 2,675 | $236.2K | 0.36% | +2,675 | New |
| Calamos Advisors LLC | 2,727 | $240.8K | 0.00% | +2,727 | New |
| Omers Administration Corp | 3,000 | $264.9K | 0.00% | +3,000 | New |
| Resolute Partners Group | 3,000 | $264.9K | 0.06% | +3,000 | New |
| Prudential Financial Inc | 3,025 | $267.1K | 0.00% | +3,025 | New |
| Vanguard Global Advisers, LLC | 3,087 | $272.6K | 0.00% | −44−1.4% | Reduced |
| Two Sigma Securities, LLC | 3,321 | $293.2K | 0.03% | +3,321 | New |
| Centiva Capital, LP | 3,468 | $306.2K | 0.01% | +3,468 | New |
| Bank of Nova Scotia | 3,500 | $309.1K | 0.00% | +3,500 | New |
| Voya Investment Management LLC | 3,590 | $317.0K | 0.00% | +3,590 | New |
| Brinker Capital Investments, LLC | 4,198 | $370.7K | 0.00% | +4,198 | New |
| LPL Financial LLC | 4,491 | $396.6K | 0.00% | +4,491 | New |
| Royal Bank of Canada | 4,488 | $397.0K | 0.00% | −7,112−61.3% | Reduced |
| Kingswood Wealth Advisors, LLC | 4,850 | $428.3K | 0.02% | +4,850 | New |
| Magnetar Financial LLC | 4,865 | $429.6K | 0.00% | +4,865 | New |
| Fuller & Thaler Asset Management, Inc. | 4,867 | $429.8K | 0.00% | +4,867 | New |
| Manufacturers Life Insurance Company, The | 4,916 | $434.1K | 0.00% | +4,916 | New |
| Intech Investment Management LLC | 5,209 | $460.0K | 0.00% | +5,209 | New |
| State Board of Administration of Florida Retirement System | 5,436 | $480.0K | 0.00% | +5,436 | New |
| Lotus Technology Management, LP | 5,443 | $480.6K | 0.59% | +5,443 | New |
| Police & Firemen's Retirement System of New Jersey | 5,484 | $484.2K | 0.00% | +903+19.7% | Added |
| Canada Pension Plan Investment Board | 5,500 | $485.6K | 0.00% | +5,500 | New |
| Diametric Capital, LP | 5,935 | $524.1K | 0.06% | +5,935 | New |
| Engineers Gate Manager LP | 5,942 | $524.7K | 0.01% | +5,942 | New |
| Axq Capital, LP | 6,103 | $538.9K | 0.06% | +6,103 | New |
| Prelude Capital Management, LLC | 6,292 | $555.6K | 0.04% | +6,292 | New |
| SG Americas Securities, LLC | 6,688 | $591.0K | 0.00% | +6,688 | New |
| AQR Capital Management LLC | 6,779 | $598.6K | 0.00% | +6,779 | New |
| New York State Common Retirement Fund | 6,900 | $609.3K | 0.00% | +5,200+305.9% | Added |
| Boothbay Fund Management, LLC | 7,099 | $626.8K | 0.01% | +7,099 | New |
| CWM Advisors, LLC | 7,640 | $674.6K | 0.03% | −13,166−63.3% | Reduced |
| Susquehanna International Group, LLP | 7,726 | $682.2K | 0.00% | +7,726 | New |
| Jain Global LLC | 8,029 | $709.0K | 0.01% | +8,029 | New |
| Entropy Technologies, LP | 8,415 | $743.0K | 0.03% | +8,415 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 8,562 | $756.0K | 0.00% | +70+0.8% | Added |
| DnB Asset Management AS | 8,587 | $758.2K | 0.00% | +8,587 | New |
| Perpetual Ltd | 8,671 | $765.6K | 0.01% | −7,978−47.9% | Reduced |
| Spark Investment Management LLC | 8,800 | $777.0K | 1.52% | +8,800 | New |
| ProShare Advisors LLC | 9,227 | $814.7K | 0.00% | +9,227 | New |
| Invesco Ltd. | 10,205 | $901.1K | 0.00% | +10,205 | New |
| Alyeska Investment Group, L.P. | 10,329 | $912.1K | 0.00% | −67,976−86.8% | Reduced |
| American Century Companies Inc | 10,630 | $938.6K | 0.00% | +10,630 | New |
| State of Wyoming | 10,658 | $941.1K | 0.10% | +10,658 | New |
| Quantinno Capital Management LP | 10,878 | $960.5K | 0.00% | +10,878 | New |
| FORA Capital, LLC | 10,902 | $963.2K | 0.07% | +10,902 | New |
| MetLife Investment Management | 10,932 | $965.3K | 0.00% | +763+7.5% | Added |
| Envestnet Asset Management Inc | 11,532 | $1.02M | 0.00% | +11,532 | New |
| Stifel Financial Corp | 12,112 | $1.07M | 0.00% | −15,583−56.3% | Reduced |
| Russell Investments Group, Ltd. | 12,268 | $1.08M | 0.00% | +10,847+763.3% | Added |
| Quantbot Technologies LP | 12,832 | $1.13M | 0.04% | −2,324−15.3% | Reduced |
| Lighthouse Investment Partners, LLC | 12,834 | $1.13M | 0.04% | +12,834 | New |
| Ilex Capital Partners (UK) LLP | 13,515 | $1.19M | 0.02% | +13,515 | New |
| Essex Investment Management Co LLC | 13,679 | $1.21M | 0.16% | −5,537−28.8% | Reduced |
| Quadrature Capital Ltd | 16,432 | $1.45M | 0.01% | +5,380+48.7% | Added |
| XTX Topco Ltd | 16,723 | $1.48M | 0.02% | −8,131−32.7% | Reduced |
| Wells Fargo & Company | 17,012 | $1.50M | 0.00% | +10,142+147.6% | Added |
| Glenmede Trust Co NA | 18,329 | $1.62M | 0.01% | +18,329 | New |
| Capital Asset Advisory Services LLC | 18,928 | $1.67M | 0.06% | 00.0% | Unchanged |
| Axxcess Wealth Management, LLC | 18,928 | $1.67M | 0.03% | +18,928 | New |