Ambarella Inc
AMBA- Exchange
- Nasdaq
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0001280263
In the last 90 days, Ambarella Inc insiders filed 0 open-market purchases and 9 sales; 342 institutions reported holding it in 13F filings for Q2 2026, worth $3.13B in total; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in Ambarella 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
- 329
- +26 vs. Q2 2025
- Shares held
- 35.6M
- +432.6K (+1.2%) vs. Q2 2025
- Total value
- $2.93B
- +$613.6M (+26.4%) vs. Q2 2025
- New holders
- 66
- 113 more added
- Sold out
- 40
- 105 more reduced
2 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting AMBA 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 | 342 | $3.13B |
| Q1 2026 | 307 | $1.88B |
| Q4 2025 | 324 | $2.62B |
| Q3 2025 | 329 | $2.93B |
| Q2 2025 | 305 | $2.32B |
| Q1 2025 | 298 | $1.77B |
| Q4 2024 | 299 | $2.46B |
| Q3 2024 | 265 | $1.86B |
| Q2 2024 | 262 | $1.83B |
| Q1 2024 | 269 | $1.69B |
| Q4 2023 | 258 | $2.02B |
| Q3 2023 | 254 | $1.64B |
| Q2 2023 | 258 | $2.58B |
| Q1 2023 | 273 | $2.35B |
| Q4 2022 | 265 | $2.58B |
| Q3 2022 | 244 | $1.70B |
| Q2 2022 | 267 | $1.92B |
| Q1 2022 | 293 | $3.01B |
| Q4 2021 | 328 | $5.72B |
| Q3 2021 | 281 | $4.44B |
| Q2 2021 | 260 | $2.92B |
| Q1 2021 | 266 | $2.78B |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Ambarella Inc; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Bailard, Inc. | 4,208 | $347.2K | 0.01% | +8+0.2% | Added |
| Cim Investment Mangement Inc | 4,188 | $345.6K | 0.09% | −4,510−51.9% | Reduced |
| PharVision Advisers, LLC | 4,153 | $342.7K | 0.19% | +4,153 | New |
| Public Employees Retirement Association of Colorado | 4,125 | $340.0K | 0.00% | 00.0% | Unchanged |
| Trust Point Inc. | 3,884 | $320.5K | 0.03% | +238+6.5% | Added |
| State of Tennessee, Treasury Department | 3,828 | $315.9K | 0.00% | −5,825−60.3% | Reduced |
| Stephens Inc | 3,804 | $313.9K | 0.00% | +137+3.7% | Added |
| SRS Capital Advisors, Inc. | 3,799 | $313.5K | 0.00% | +3,563+1,509.7% | Added |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 3,695 | $304.9K | 0.00% | +51+1.4% | Added |
| Y-Intercept (Hong Kong) Ltd | 3,638 | $300.2K | 0.01% | −15,971−81.4% | Reduced |
| Pitcairn Co | 3,613 | $298.1K | 0.02% | −952−20.9% | Reduced |
| Canada Pension Plan Investment Board | 3,600 | $297.1K | 0.00% | +1,200+50.0% | Added |
| Walleye Capital LLC | 3,565 | $294.2K | 0.00% | −5,213−59.4% | Reduced |
| Scientech Research LLC | 3,548 | $292.8K | 0.10% | +3,548 | New |
| Xponance, Inc. | 3,516 | $290.1K | 0.00% | −514−12.8% | Reduced |
| CAPROCK Group, Inc. | 3,481 | $287.1K | 0.01% | +3,481 | New |
| Rockefeller Capital Management L.P. | 3,441 | $284.0K | 0.00% | +3,441 | New |
| Ameritas Investment Partners, Inc. | 3,404 | $280.9K | 0.01% | −756−18.2% | Reduced |
| Register Financial Advisors LLC | 3,300 | $272.3K | 0.11% | 00.0% | Unchanged |
| US Bancorp | 3,291 | $271.6K | 0.00% | −10,365−75.9% | Reduced |
| NorthCrest Asset Manangement, LLC | 3,288 | $268.2K | 0.01% | −145−4.2% | Reduced |
| Aigen Investment Management, LP | 3,207 | $264.6K | 0.04% | +3,207 | New |
| DRW Securities, LLC | 3,187 | $263.5K | 0.01% | +3,187 | New |
| Change Path, LLC | 3,169 | $261.5K | 0.01% | +3,169 | New |
| Janney Montgomery Scott LLC | 3,162 | $261.0K | 0.00% | −11−0.3% | Reduced |
| Asset Management One Co.,Ltd. | 3,125 | $257.9K | 0.00% | −2,282−42.2% | Reduced |
| Principal Financial Group Inc | 3,119 | $257.4K | 0.00% | +3,119 | New |
| Polymer Capital Management (US) LLC | 3,010 | $248.4K | 0.03% | −3,578−54.3% | Reduced |
| Cetera Investment Advisers | 2,924 | $241.3K | 0.00% | +2,924 | New |
| Pallas Capital Advisors LLC | 2,919 | $240.9K | 0.01% | +2,919 | New |
| Farringdon Capital, Ltd. | 2,904 | $239.6K | 0.06% | +2,904 | New |
| Heritage Family Offices, LLP | 2,870 | $236.8K | 0.11% | +2,870 | New |
| Point72 (DIFC) Ltd | 2,866 | $236.5K | 0.02% | +2,866 | New |
| McCollum Christoferson Group LLC | 2,750 | $226.9K | 0.07% | +2,750 | New |
| First Manhattan Co | 2,745 | $226.5K | 0.00% | +2,745 | New |
| Winslow Asset Management Inc | 2,740 | $226.0K | 0.04% | −1,285−31.9% | Reduced |
| Gotham Asset Management, LLC | 2,672 | $220.5K | 0.00% | +2,672 | New |
| TradeLink Capital LLC | 2,630 | $217.0K | 1.69% | +2,630 | New |
| Group One Trading, L.P. | 2,611 | $215.5K | 0.01% | +2,611 | New |
| Two Sigma Advisers, LP | 2,600 | $214.6K | 0.00% | +2,600 | New |
| Commonwealth Equity Services, LLC | 2,590 | $214.0K | 0.00% | −3,205−55.3% | Reduced |
| Stoneridge Investment Partners LLC | 2,569 | $212.0K | 0.15% | +2,569 | New |
| Western Wealth Management, LLC | 2,500 | $206.3K | 0.01% | +2,500 | New |
| Torrey Growth & Income Advisors | 2,500 | $206.3K | 0.06% | +2,500 | New |
| Buckingham Strategic Partners | 2,209 | $200.6K | 0.00% | +2,209 | New |
| Pacer Advisors, Inc. | 2,322 | $191.6K | 0.00% | +1,553+202.0% | Added |
| Tower Research Capital LLC (TRC) | 2,191 | $180.8K | 0.00% | −4,733−68.4% | Reduced |
| Bank Julius Baer & Co. Ltd, Zurich | 2,139 | $176.5K | 0.00% | −9−0.4% | Reduced |
| Point72 Asia (Singapore) Pte. Ltd. | 2,035 | $167.9K | 0.03% | +2,035 | New |
| Farther Finance Advisors, LLC | 1,973 | $162.8K | 0.00% | +19+1.0% | Added |
| State of Alaska, Department of Revenue | 1,968 | $162.0K | 0.00% | +1,968 | New |
| Abich Financial Wealth Management LLC | 1,905 | $157.2K | 0.06% | +1,905 | New |
| Advisors Asset Management, Inc. | 1,502 | $123.9K | 0.00% | +368+32.5% | Added |
| Amalgamated Bank | 1,330 | $110.0K | 0.00% | 00.0% | Unchanged |
| DekaBank Deutsche Girozentrale | 1,266 | $104.0K | 0.00% | 00.0% | Unchanged |
| Manchester Capital Management LLC | 1,170 | $96.5K | 0.01% | 00.0% | Unchanged |
| National Bank of Canada | 1,146 | $94.5K | 0.00% | +182+18.9% | Added |
| Daiwa Securities Group Inc. | 1,043 | $86.0K | 0.00% | −100−8.7% | Reduced |
| Johnson Financial Group, Inc. | 1,018 | $84.0K | 0.00% | 00.0% | Unchanged |
| State of Wyoming | 913 | $75.3K | 0.01% | −35−3.7% | Reduced |
| Quarry LP | 793 | $65.4K | 0.02% | +348+78.2% | Added |
| Rothschild Investment LLC | 641 | $52.9K | 0.00% | +281+78.1% | Added |
| Point72 Europe (London) LLP | 561 | $46.3K | 0.00% | +561 | New |
| Signaturefd, LLC | 536 | $44.2K | 0.00% | +33+6.6% | Added |
| CoreCap Advisors, LLC | 516 | $42.6K | 0.00% | +516 | New |
| Federation des caisses Desjardins du Quebec | 460 | $38.0K | 0.00% | +125+37.3% | Added |
| EverSource Wealth Advisors, LLC | 452 | $37.3K | 0.00% | +36+8.7% | Added |
| Advisory Services Network, LLC | 401 | $33.1K | 0.00% | +401 | New |
| Nisa Investment Advisors, LLC | 398 | $32.8K | 0.00% | +17+4.5% | Added |
| Allworth Financial LP | 394 | $32.5K | 0.00% | +92+30.5% | Added |
| Versant Capital Management, Inc | 367 | $30.3K | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 363 | $30.0K | 0.01% | +116+47.0% | Added |
| AdvisorNet Financial, Inc | 340 | $28.1K | 0.00% | −50−12.8% | Reduced |
| GAMMA Investing LLC | 322 | $26.6K | 0.00% | −4−1.2% | Reduced |
| SBI Securities Co., Ltd. | 276 | $22.8K | 0.00% | +27+10.8% | Added |
| Ronald Blue Trust, Inc. | 275 | $22.7K | 0.00% | 00.0% | Unchanged |
| JPL Wealth Management, LLC | 275 | $22.7K | 0.01% | +275 | New |
| Jones Financial Companies LLLP | 266 | $22.2K | 0.00% | +71+36.4% | Added |
| Truvestments Capital LLC | 262 | $21.6K | 0.00% | −436−62.5% | Reduced |
| Steward Partners Investment Advisory, LLC | 200 | $16.5K | 0.00% | +25+14.3% | Added |
| Caitong International Asset Management Co., Ltd | 195 | $16.1K | 0.01% | +195 | New |
| Umb Bank N A | 190 | $15.7K | 0.00% | −3−1.6% | Reduced |
| Larson Financial Group LLC | 188 | $15.5K | 0.00% | +20+11.9% | Added |
| Private Trust Co NA | 185 | $15.3K | 0.00% | +103+125.6% | Added |
| Quadrant Capital Group LLC | 178 | $14.7K | 0.00% | +178 | New |
| Parallel Advisors, LLC | 172 | $14.2K | 0.00% | 00.0% | Unchanged |
| Global X Japan Co., Ltd. | 170 | $14.0K | 0.00% | +19+12.6% | Added |
| CIBC Private Wealth Group, LLC | 161 | $13.3K | 0.00% | −1,000−86.1% | Reduced |
| IFP Advisors, Inc | 151 | $12.5K | 0.00% | +3+2.0% | Added |
| Caldwell Sutter Capital, Inc. | 125 | $10.3K | 0.00% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 119 | $9.86K | 0.00% | +52+77.6% | Added |
| Greykasell Wealth Strategies, Inc. | 115 | $9.49K | 0.00% | 00.0% | Unchanged |
| Danske Bank A/S | 100 | $8.25K | 0.00% | 00.0% | Unchanged |
| GWM Advisors LLC | 100 | $8.25K | 0.00% | 00.0% | Unchanged |
| CoreFirst Bank & Trust | 100 | $8.25K | 0.00% | 00.0% | Unchanged |
| Cedar Mountain Advisors, LLC | 100 | $8.25K | 0.00% | +100 | New |
| Sterling Capital Management LLC | 99 | $8.17K | 0.00% | +1+1.0% | Added |
| Albion Financial Group | 75 | $6.19K | 0.00% | 00.0% | Unchanged |
| Ameritas Advisory Services, LLC | 70 | $5.78K | 0.00% | 00.0% | Unchanged |
| Massmutual Trust Co FSB | 66 | $5.45K | 0.00% | 00.0% | Unchanged |