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; 341 institutions reported holding it in 13F filings for Q2 2026, worth $3.13B in total; no superinvestor holds it.
13F holders, Q4 2021
Institutional positions in Ambarella Inc as of Dec 31, 2021. 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
- 328
- +52 vs. Q3 2021
- Shares held
- 28.2M
- −174.4K (−0.6%) vs. Q3 2021
- Total value
- $5.72B
- +$1.30B (+29.4%) vs. Q3 2021
- New holders
- 82
- 95 more added
- Sold out
- 30
- 126 more reduced
5 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2021: 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 | 341 | $3.13B |
| Q1 2026 | 307 | $1.88B |
| Q4 2025 | 324 | $2.69B |
| Q3 2025 | 329 | $2.95B |
| Q2 2025 | 305 | $2.33B |
| Q1 2025 | 298 | $1.78B |
| Q4 2024 | 299 | $2.46B |
| Q3 2024 | 265 | $1.87B |
| Q2 2024 | 262 | $1.86B |
| Q1 2024 | 269 | $1.84B |
| Q4 2023 | 258 | $2.15B |
| Q3 2023 | 254 | $1.64B |
| Q2 2023 | 258 | $2.58B |
| Q1 2023 | 272 | $2.35B |
| Q4 2022 | 265 | $2.58B |
| Q3 2022 | 244 | $1.78B |
| Q2 2022 | 267 | $1.96B |
| Q1 2022 | 293 | $3.09B |
| Q4 2021 | 328 | $5.73B |
| Q3 2021 | 281 | $4.44B |
| Q2 2021 | 259 | $2.99B |
| Q1 2021 | 266 | $2.80B |
Institutions, Q4 2021
Shares, value and share of portfolio for each institution holding Ambarella Inc; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 3,505,323 | $711.2M | 0.02% | +179,065+5.4% | Added |
| Vanguard Group Inc | 3,458,435 | $701.7M | 0.02% | +77,924+2.3% | Added |
| Invesco Ltd. | 1,256,761 | $255.0M | 0.06% | +59,161+4.9% | Added |
| Macquarie Group Ltd | 1,062,103 | $215.5M | 0.18% | −15,344−1.4% | Reduced |
| State Street Corp | 987,653 | $200.4M | 0.01% | −68,383−6.5% | Reduced |
| Alliancebernstein L.P. | 912,521 | $185.1M | 0.07% | −178,140−16.3% | Reduced |
| Geode Capital Management, LLC | 627,815 | $127.4M | 0.02% | +4,234+0.7% | Added |
| Dimensional Fund Advisors LP | 589,755 | $119.7M | 0.04% | −46,534−7.3% | Reduced |
| Driehaus Capital Management LLC | 587,594 | $119.2M | 1.22% | +10,253+1.8% | Added |
| JPMorgan Chase & Co | 580,037 | $117.7M | 0.01% | −94,987−14.1% | Reduced |
| Baillie Gifford & Co | 569,144 | $115.5M | 0.06% | −1,575−0.3% | Reduced |
| Lord, Abbett & Co. LLC | 495,172 | $100.5M | 0.23% | +87,257+21.4% | Added |
| Polar Capital Holdings Plc | 456,514 | $92.6M | 0.37% | +98,786+27.6% | Added |
| AXA S.A. | 434,776 | $88.2M | 0.23% | −45,285−9.4% | Reduced |
| Norges Bank | 418,659 | $84.9M | 0.02% | +74,212+21.5% | Added |
| Eaton Vance Management | 413,931 | $84.0M | 0.10% | +10,928+2.7% | Added |
| Northern Trust Corp | 380,482 | $77.2M | 0.01% | +2,119+0.6% | Added |
| Morgan Stanley | 380,160 | $77.1M | 0.01% | −117,431−23.6% | Reduced |
| Allianz Asset Management GmbH | 370,984 | $75.3M | 0.05% | +2,140+0.6% | Added |
| Pinnacle Associates Ltd | 353,912 | $71.8M | 1.24% | −70,192−16.6% | Reduced |
| Newbrook Capital Advisors LP | 339,253 | $68.8M | 5.46% | −9,720−2.8% | Reduced |
| Marshall Wace, LLP | 309,665 | $62.8M | 0.13% | +306,894+11,075.2% | Added |
| KCL Capital, L.P. | 300,000 | $60.9M | 8.36% | +84,500+39.2% | Added |
| Janus Henderson Group PLC | 288,807 | $58.5M | 0.02% | −173,309−37.5% | Reduced |
| Nuveen Asset Management, LLC | 291,313 | $57.3M | 0.02% | +104,926+56.3% | Added |
| Charles Schwab Investment Management Inc | 278,177 | $56.4M | 0.02% | +3,362+1.2% | Added |
| D. E. Shaw & Co., Inc. | 252,984 | $51.3M | 0.06% | +29,491+13.2% | Added |
| Renaissance Technologies LLC | 251,200 | $51.0M | 0.06% | −48,800−16.3% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 238,882 | $48.5M | 0.10% | +31,078+15.0% | Added |
| Bank of New York Mellon Corp | 231,584 | $47.0M | 0.01% | +26,285+12.8% | Added |
| Holocene Advisors, LP | 217,811 | $44.2M | 0.23% | −202,901−48.2% | Reduced |
| Candriam Luxembourg S.C.A. | 200,097 | $40.6M | 0.26% | +3,510+1.8% | Added |
| DekaBank Deutsche Girozentrale | 193,800 | $39.0M | 0.09% | +94,600+95.4% | Added |
| Citadel Advisors LLC | 182,886 | $37.1M | 0.04% | +146,252+399.2% | Added |
| Federated Hermes, Inc. | 173,133 | $35.1M | 0.07% | +60,408+53.6% | Added |
| Principal Financial Group Inc | 161,307 | $32.7M | 0.02% | −73,035−31.2% | Reduced |
| Goldman Sachs Group Inc | 155,536 | $31.6M | 0.01% | −62,963−28.8% | Reduced |
| Artisan Partners Limited Partnership | 145,388 | $29.5M | 0.04% | +57,488+65.4% | Added |
| Primecap Management Co | 145,140 | $29.4M | 0.02% | −29,760−17.0% | Reduced |
| Maplelane Capital, LLC | 142,000 | $28.8M | 2.44% | +33,000+30.3% | Added |
| Balyasny Asset Management LLC | 141,850 | $28.8M | 0.12% | −9,023−6.0% | Reduced |
| Voloridge Investment Management, LLC | 139,264 | $28.3M | 0.15% | +8,722+6.7% | Added |
| Stephens Investment Management Group LLC | 133,839 | $27.2M | 0.35% | +133,839 | New |
| KBC Group NV | 129,547 | $26.3M | 0.09% | +13,779+11.9% | Added |
| FMR LLC | 128,956 | $26.2M | 0.00% | −81,740−38.8% | Reduced |
| Bank of America Corp | 120,641 | $24.5M | 0.00% | −54,151−31.0% | Reduced |
| Shannon River Fund Management LLC | 120,560 | $24.5M | 2.48% | −91,997−43.3% | Reduced |
| Legal & General Group Plc | 119,548 | $24.3M | 0.01% | −25,322−17.5% | Reduced |
| Vident Investment Advisory, LLC | 117,948 | $23.9M | 0.62% | −49,052−29.4% | Reduced |
| Neuberger Berman Group LLC | 118,761 | $23.9M | 0.02% | +47,561+66.8% | Added |
| AO Asset Management, LP | 115,481 | $23.4M | 2.28% | −75,119−39.4% | Reduced |
| Point72 Asset Management, L.P. | 114,320 | $23.2M | 0.10% | +77,030+206.6% | Added |
| G2 Investment Partners Management LLC | 107,000 | $21.7M | 3.74% | −8,000−7.0% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 105,852 | $21.5M | 0.12% | +430.0% | Added |
| Millennium Management LLC | 102,266 | $20.7M | 0.02% | +102,266 | New |
| Scout Investments, Inc. | 101,593 | $20.6M | 0.30% | −2,281−2.2% | Reduced |
| State of Wisconsin Investment Board | 98,800 | $20.0M | 0.04% | −400−0.4% | Reduced |
| Deutsche Bank AG | 96,594 | $19.6M | 0.01% | −82,462−46.1% | Reduced |
| HRT Financial LP | 84,099 | $17.1M | 0.10% | +76,189+963.2% | Added |
| Swiss National Bank | 79,933 | $16.2M | 0.01% | −200−0.2% | Reduced |
| Schonfeld Strategic Advisors LLC | 77,200 | $15.7M | 0.15% | +75,700+5,046.7% | Added |
| Gilder Gagnon Howe & Co LLC | 76,501 | $15.5M | 0.09% | +60,516+378.6% | Added |
| First Trust Advisors LP | 76,419 | $15.5M | 0.02% | −8,969−10.5% | Reduced |
| ArrowMark Colorado Holdings LLC | 75,000 | $15.2M | 0.12% | −5,000−6.3% | Reduced |
| California Public Employees Retirement System | 74,506 | $15.1M | 0.01% | −2,455−3.2% | Reduced |
| PEAK6 Investments LLC | 72,490 | $14.7M | 0.41% | +51,855+251.3% | Added |
| Parametric Portfolio Associates LLC | 72,196 | $14.6M | 0.01% | +676+0.9% | Added |
| Thornburg Investment Management Inc | 67,352 | $13.7M | 0.16% | +67,352 | New |
| Victory Capital Management Inc | 66,751 | $13.5M | 0.01% | −38,976−36.9% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 61,448 | $13.3M | 0.05% | −65,815−51.7% | Reduced |
| American Century Companies Inc | 63,716 | $12.9M | 0.01% | +57,709+960.7% | Added |
| Squarepoint Ops LLC | 62,854 | $12.8M | 0.06% | +62,854 | New |
| Walleye Trading LLC | 61,735 | $12.5M | 0.20% | −29,092−32.0% | Reduced |
| Potrero Capital Research LLC | 57,437 | $11.7M | 3.48% | 00.0% | Unchanged |
| Tributary Capital Management, LLC | 56,969 | $11.6M | 0.87% | −39,959−41.2% | Reduced |
| Credit Suisse AG | 53,967 | $10.9M | 0.01% | +4,716+9.6% | Added |
| Polar Asset Management Partners Inc. | 52,665 | $10.7M | 0.13% | −64,000−54.9% | Reduced |
| S Squared Technology, LLC | 52,551 | $10.7M | 4.77% | −27,000−33.9% | Reduced |
| Ameriprise Financial Inc | 52,110 | $10.6M | 0.00% | −588−1.1% | Reduced |
| Man Group plc | 50,913 | $10.3M | 0.03% | +11,341+28.7% | Added |
| Natixis | 50,836 | $10.3M | 0.04% | +8,884+21.2% | Added |
| Stanley-Laman Group, Ltd. | 50,727 | $10.3M | 1.21% | +50,727 | New |
| UBS Group AG | 49,947 | $10.1M | 0.00% | +18,937+61.1% | Added |
| California State Teachers Retirement System | 49,930 | $10.1M | 0.01% | +1,364+2.8% | Added |
| Barclays PLC | 48,437 | $9.83M | 0.01% | +23,696+95.8% | Added |
| Wells Fargo & Company | 47,689 | $9.68M | 0.00% | +4,828+11.3% | Added |
| New York State Common Retirement Fund | 47,057 | $9.55M | 0.01% | +7,493+18.9% | Added |
| Royal Bank of Canada | 46,821 | $9.50M | 0.00% | −866−1.8% | Reduced |
| Granahan Investment Management Inc | 46,410 | $9.42M | 0.19% | +6,662+16.8% | Added |
| Royce & Associates LP | 45,500 | $9.23M | 0.07% | 00.0% | Unchanged |
| Crawford Lake Capital Management, LLC | 45,326 | $9.20M | 3.81% | −32,978−42.1% | Reduced |
| Point72 Hong Kong Ltd | 41,955 | $8.51M | 0.72% | +41,955 | New |
| Citigroup Inc | 41,058 | $8.33M | 0.01% | +19,249+88.3% | Added |
| Advisor Group Holdings, Inc. | 40,237 | $8.22M | 0.02% | +14,737+57.8% | Added |
| Lisanti Capital Growth, LLC | 40,020 | $8.12M | 1.17% | +5,105+14.6% | Added |
| Castleark Management LLC | 36,470 | $7.40M | 0.27% | +36,470 | New |
| Rhumbline Advisers | 35,846 | $7.27M | 0.01% | −451−1.2% | Reduced |
| Hillsdale Investment Management Inc. | 35,810 | $7.26M | 0.49% | +27,910+353.3% | Added |
| Silvercrest Asset Management Group LLC | 33,583 | $6.81M | 0.04% | −24,046−41.7% | Reduced |
| UBS Asset Management Americas Inc | 33,366 | $6.77M | 0.00% | +1,697+5.4% | Added |