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, Q1 2024
Institutional positions in Ambarella Inc as of Mar 31, 2024. 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
- 269
- +15 vs. Q4 2023
- Shares held
- 33.1M
- +97.8K (+0.3%) vs. Q4 2023
- Total value
- $1.69B
- −$337.0M (−16.7%) vs. Q4 2023
- New holders
- 46
- 111 more added
- Sold out
- 31
- 75 more reduced
4 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2023: 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, Q1 2024
Shares, value and share of portfolio for each institution holding Ambarella Inc; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 4,340,831 | $220.4M | 0.00% | +248,297+6.1% | Added |
| BlackRock Inc. | 3,439,401 | $174.6M | 0.00% | +58,204+1.7% | Added |
| State Street Corp | 1,889,310 | $95.9M | 0.00% | +103,967+5.8% | Added |
| William Blair Investment Management, LLC | 1,602,479 | $81.4M | 0.21% | −35,316−2.2% | Reduced |
| Morgan Stanley | 1,376,801 | $69.9M | 0.01% | −222,236−13.9% | Reduced |
| Millennium Management LLC | 1,353,209 | $68.7M | 0.06% | −176,593−11.5% | Reduced |
| Macquarie Group Ltd | 1,183,492 | $60.1M | 0.07% | −209,540−15.0% | Reduced |
| Kodai Capital Management LP | 1,009,890 | $51.3M | 1.20% | −59,501−5.6% | Reduced |
| Manufacturers Life Insurance Company, The | 948,515 | $48.2M | 0.04% | +414,551+77.6% | Added |
| Citadel Advisors LLC | 890,486 | $45.2M | 0.04% | +60,761+7.3% | Added |
| Geode Capital Management, LLC | 868,316 | $44.1M | 0.00% | +27,994+3.3% | Added |
| Credit Suisse AG | 763,471 | $38.8M | 0.04% | −77,359−9.2% | Reduced |
| Dimensional Fund Advisors LP | 680,125 | $34.5M | 0.01% | −24,225−3.4% | Reduced |
| Legal & General Group Plc | 549,757 | $27.9M | 0.01% | +93,111+20.4% | Added |
| Baillie Gifford & Co | 502,879 | $25.5M | 0.02% | −15,401−3.0% | Reduced |
| Pinnacle Associates Ltd | 484,906 | $24.6M | 0.39% | +109,719+29.2% | Added |
| Voloridge Investment Management, LLC | 429,365 | $21.8M | 0.08% | +109,882+34.4% | Added |
| Exchange Traded Concepts, LLC | 422,401 | $21.4M | 0.56% | +57,183+15.7% | Added |
| Two Sigma Advisers, LP | 410,300 | $20.8M | 0.05% | −29,300−6.7% | Reduced |
| Assenagon Asset Management S.A. | 402,507 | $20.4M | 0.05% | −690−0.2% | Reduced |
| AXA S.A. | 392,143 | $19.9M | 0.06% | −15,946−3.9% | Reduced |
| Northern Trust Corp | 372,504 | $18.9M | 0.00% | −3,858−1.0% | Reduced |
| Marshall Wace, LLP | 362,568 | $18.4M | 0.03% | +249,417+220.4% | Added |
| Robeco Schweiz AG | 346,425 | $17.6M | 0.31% | −22,130−6.0% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 254,470 | $17.5M | 0.04% | −12,921−4.8% | Reduced |
| Bank of America Corp | 321,458 | $16.3M | 0.00% | +96,081+42.6% | Added |
| Stephens Investment Management Group LLC | 318,219 | $16.2M | 0.22% | +490.0% | Added |
| Charles Schwab Investment Management Inc | 305,930 | $15.5M | 0.00% | +6,868+2.3% | Added |
| Tributary Capital Management, LLC | 279,647 | $14.2M | 1.16% | +53,710+23.8% | Added |
| Two Sigma Investments, LP | 235,925 | $12.0M | 0.03% | +45,421+23.8% | Added |
| JPMorgan Chase & Co | 230,649 | $11.7M | 0.00% | +145,279+170.2% | Added |
| Cubist Systematic Strategies, LLC | 218,047 | $11.1M | 0.13% | +133,054+156.5% | Added |
| Woodline Partners LP | 196,084 | $9.96M | 0.09% | +196,084 | New |
| First Trust Advisors LP | 192,523 | $9.77M | 0.01% | +52,990+38.0% | Added |
| Nuveen Asset Management, LLC | 190,281 | $9.66M | 0.00% | +87,940+85.9% | Added |
| D. E. Shaw & Co., Inc. | 183,457 | $9.31M | 0.01% | +169,630+1,226.8% | Added |
| Bank of New York Mellon Corp | 182,957 | $9.29M | 0.00% | +2,665+1.5% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 181,190 | $9.20M | 0.04% | +33,510+22.7% | Added |
| Westerly Capital Management, LLC | 175,000 | $8.88M | 4.64% | +140,000+400.0% | Added |
| UBS Group AG | 172,272 | $8.75M | 0.00% | +107,781+167.1% | Added |
| Neuberger Berman Group LLC | 170,915 | $8.68M | 0.01% | −79,119−31.6% | Reduced |
| Goldman Sachs Group Inc | 148,243 | $7.53M | 0.00% | +25,375+20.7% | Added |
| S Squared Technology, LLC | 125,551 | $6.37M | 2.93% | +25,000+24.9% | Added |
| Capital Fund Management S.A. | 120,870 | $6.14M | 0.07% | +33,846+38.9% | Added |
| Engineers Gate Manager LP | 119,109 | $6.05M | 0.16% | +11,952+11.2% | Added |
| Barclays PLC | 104,869 | $5.32M | 0.00% | +28,289+36.9% | Added |
| Tudor Investment Corp Et Al | 103,008 | $5.23M | 0.06% | −2,999−2.8% | Reduced |
| Scout Investments, Inc. | 103,197 | $5.17M | 0.13% | −6,578−6.0% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 95,857 | $4.87M | 0.01% | −9,142−8.7% | Reduced |
| ExodusPoint Capital Management, LP | 92,702 | $4.71M | 0.06% | −31,813−25.5% | Reduced |
| Man Group plc | 91,088 | $4.62M | 0.01% | +77,023+547.6% | Added |
| Balyasny Asset Management LLC | 86,091 | $4.37M | 0.01% | −44,314−34.0% | Reduced |
| Holocene Advisors, LP | 82,483 | $4.19M | 0.02% | −21,702−20.8% | Reduced |
| Allspring Global Investments Holdings, LLC | 80,028 | $4.06M | 0.01% | −55,090−40.8% | Reduced |
| Victory Capital Management Inc | 77,635 | $3.94M | 0.00% | −34,968−31.1% | Reduced |
| Swiss National Bank | 75,433 | $3.83M | 0.00% | +700+0.9% | Added |
| Granite Investment Partners, LLC | 72,257 | $3.67M | 0.14% | +18,165+33.6% | Added |
| Squarepoint Ops LLC | 68,213 | $3.46M | 0.01% | +20,006+41.5% | Added |
| ArrowMark Colorado Holdings LLC | 65,000 | $3.30M | 0.04% | 00.0% | Unchanged |
| Twinbeech Capital LP | 64,145 | $3.26M | 0.07% | −38,197−37.3% | Reduced |
| SWS Partners | 63,473 | $3.22M | 0.96% | −782−1.2% | Reduced |
| Ameriprise Financial Inc | 62,416 | $3.17M | 0.00% | −6,274−9.1% | Reduced |
| Kennedy Capital Management, Inc. | 61,972 | $3.15M | 0.06% | −29,018−31.9% | Reduced |
| Soros Fund Management LLCSuperinvestorSoros Fund Management | 60,000 | $3.05M | 0.07% | +60,000 | New |
| Quantbot Technologies LP | 58,427 | $2.97M | 0.17% | +19,033+48.3% | Added |
| Rhumbline Advisers | 57,603 | $2.92M | 0.00% | +930+1.6% | Added |
| Algert Global LLC | 56,193 | $2.85M | 0.11% | +3,860+7.4% | Added |
| Envestnet Asset Management Inc | 52,719 | $2.68M | 0.00% | +15,535+41.8% | Added |
| Jump Financial, LLC | 52,419 | $2.66M | 0.07% | +24,826+90.0% | Added |
| Acadian Asset Management LLC | 52,240 | $2.65M | 0.01% | +49,802+2,042.7% | Added |
| State of New Jersey Common Pension Fund D | 49,069 | $2.49M | 0.01% | +3,799+8.4% | Added |
| Qube Research & Technologies Ltd | 48,817 | $2.48M | 0.00% | +32,937+207.4% | Added |
| Wells Fargo & Company | 46,074 | $2.34M | 0.00% | +3,345+7.8% | Added |
| Alliancebernstein L.P. | 45,665 | $2.32M | 0.00% | −63,008−58.0% | Reduced |
| Jacobs Levy Equity Management, Inc | 43,836 | $2.23M | 0.01% | −105−0.2% | Reduced |
| BNP Paribas Arbitrage, SA | 43,607 | $2.21M | 0.00% | +4,792+12.3% | Added |
| KBC Group NV | 41,310 | $2.10M | 0.01% | 00.0% | Unchanged |
| Aquila Investment Management LLC | 40,000 | $2.03M | 1.73% | 00.0% | Unchanged |
| Deutsche Bank AG | 38,941 | $1.98M | 0.00% | +8,087+26.2% | Added |
| California State Teachers Retirement System | 38,264 | $1.94M | 0.00% | −2,113−5.2% | Reduced |
| Invesco Ltd. | 38,011 | $1.93M | 0.00% | +7,213+23.4% | Added |
| UBS Asset Management Americas Inc | 35,129 | $1.78M | 0.00% | −175−0.5% | Reduced |
| Duality Advisers, LP | 34,292 | $1.74M | 0.17% | +13,866+67.9% | Added |
| Royal Bank of Canada | 32,651 | $1.66M | 0.00% | −11,005−25.2% | Reduced |
| Thrivent Financial for Lutherans | 32,646 | $1.66M | 0.00% | +32,646 | New |
| Numerai GP LLC | 32,218 | $1.64M | 0.71% | +10,607+49.1% | Added |
| Primecap Management Co | 31,300 | $1.59M | 0.00% | 00.0% | Unchanged |
| Point72 Asset Management, L.P. | 30,600 | $1.55M | 0.00% | −513,700−94.4% | Reduced |
| First National Bank of Omaha | 29,677 | $1.49M | 0.10% | +17+0.1% | Added |
| Janus Henderson Group PLC | 28,927 | $1.47M | 0.00% | −408,310−93.4% | Reduced |
| Citigroup Inc | 28,276 | $1.44M | 0.00% | +3,453+13.9% | Added |
| Aquatic Capital Management LLC | 28,000 | $1.42M | 0.05% | −4,800−14.6% | Reduced |
| Natixis Advisors, L.P. | 26,160 | $1.33M | 0.00% | +5,751+28.2% | Added |
| Gsa Capital Partners LLP | 24,870 | $1.26M | 0.10% | +17,527+238.7% | Added |
| Amundi | 29,455 | $1.25M | 0.00% | +1,566+5.6% | Added |
| Russell Investments Group, Ltd. | 24,610 | $1.25M | 0.00% | +7,464+43.5% | Added |
| Edgestream Partners, L.P. | 23,113 | $1.17M | 0.06% | −7,523−24.6% | Reduced |
| Dynamic Technology Lab Private Ltd | 21,979 | $1.12M | 0.12% | −8,260−27.3% | Reduced |
| Verition Fund Management LLC | 21,258 | $1.08M | 0.01% | +14,539+216.4% | Added |
| HSBC Holdings PLC | 21,209 | $1.08M | 0.00% | +3,088+17.0% | Added |