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, Q3 2023
Institutional positions in Ambarella Inc as of Sep 30, 2023. 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
- 254
- −3 vs. Q2 2023
- Shares held
- 31.0M
- +181.4K (+0.6%) vs. Q2 2023
- Total value
- $1.64B
- −$932.3M (−36.2%) vs. Q2 2023
- New holders
- 40
- 91 more added
- Sold out
- 43
- 81 more reduced
1 institution that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2023
Shares, value and share of portfolio for each institution holding Ambarella Inc; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 4,022,670 | $213.3M | 0.01% | +139,767+3.6% | Added |
| BlackRock Inc. | 3,326,468 | $176.4M | 0.01% | −9,029−0.3% | Reduced |
| William Blair Investment Management, LLC | 1,667,930 | $88.5M | 0.29% | −10,210−0.6% | Reduced |
| State Street Corp | 1,611,321 | $85.4M | 0.00% | +152,292+10.4% | Added |
| Millennium Management LLC | 1,540,400 | $81.7M | 0.08% | +725,821+89.1% | Added |
| Macquarie Group Ltd | 1,393,032 | $73.9M | 0.09% | −256,165−15.5% | Reduced |
| Geode Capital Management, LLC | 798,691 | $42.4M | 0.01% | +42,830+5.7% | Added |
| Dimensional Fund Advisors LP | 674,971 | $35.8M | 0.01% | +8,952+1.3% | Added |
| Credit Suisse AG | 671,953 | $35.6M | 0.04% | −9,353−1.4% | Reduced |
| Rokos Capital Management LLP | 649,574 | $34.6M | 1.26% | +355,689+121.0% | Added |
| Point72 Asset Management, L.P. | 644,814 | $34.2M | 0.12% | −691,570−51.7% | Reduced |
| Two Sigma Advisers, LP | 637,900 | $33.8M | 0.09% | +284,400+80.5% | Added |
| Baillie Gifford & Co | 584,312 | $31.0M | 0.03% | −38,694−6.2% | Reduced |
| Two Sigma Investments, LP | 459,430 | $24.4M | 0.07% | +144,907+46.1% | Added |
| AXA S.A. | 451,140 | $23.9M | 0.08% | −87,934−16.3% | Reduced |
| Janus Henderson Group PLC | 440,780 | $23.4M | 0.02% | −26,476−5.7% | Reduced |
| Manufacturers Life Insurance Company, The | 429,892 | $22.8M | 0.01% | +103,978+31.9% | Added |
| Morgan Stanley | 404,884 | $21.5M | 0.00% | +104,722+34.9% | Added |
| Robeco Schweiz AG | 391,510 | $20.8M | 0.35% | −22,500−5.4% | Reduced |
| Norges Bank | 390,116 | $20.7M | 0.00% | +18,278+4.9% | Added |
| Pinnacle Associates Ltd | 377,063 | $20.0M | 0.37% | −11,041−2.8% | Reduced |
| Northern Trust Corp | 374,444 | $19.9M | 0.00% | +8,587+2.3% | Added |
| FMR LLC | 351,943 | $18.7M | 0.00% | −669−0.2% | Reduced |
| Scopia Capital Management LP | 337,540 | $17.9M | 2.34% | +28,185+9.1% | Added |
| Legal & General Group Plc | 332,829 | $17.6M | 0.01% | +39,008+13.3% | Added |
| Stephens Investment Management Group LLC | 326,409 | $17.3M | 0.28% | −193,074−37.2% | Reduced |
| Exchange Traded Concepts, LLC | 296,494 | $15.7M | 0.45% | +48,917+19.8% | Added |
| Charles Schwab Investment Management Inc | 294,469 | $15.6M | 0.00% | +10,774+3.8% | Added |
| Mirae Asset Global Investments Co., Ltd. | 265,633 | $14.1M | 0.03% | +27,730+11.7% | Added |
| Neuberger Berman Group LLC | 252,556 | $13.4M | 0.01% | −23,575−8.5% | Reduced |
| Artisan Partners Limited Partnership | 235,039 | $12.5M | 0.02% | −9,710−4.0% | Reduced |
| Candriam Luxembourg S.C.A. | 232,785 | $12.3M | 0.09% | −3,805−1.6% | Reduced |
| Voloridge Investment Management, LLC | 208,012 | $11.0M | 0.05% | +199,695+2,401.0% | Added |
| Bank of New York Mellon Corp | 193,602 | $10.3M | 0.00% | +12,693+7.0% | Added |
| Bank of America Corp | 190,493 | $10.1M | 0.00% | +29,980+18.7% | Added |
| Tributary Capital Management, LLC | 187,919 | $9.97M | 0.94% | −13,154−6.5% | Reduced |
| Polar Asset Management Partners Inc. | 177,065 | $9.39M | 0.23% | −69,500−28.2% | Reduced |
| JPMorgan Chase & Co | 139,893 | $7.42M | 0.00% | −35,139−20.1% | Reduced |
| Allspring Global Investments Holdings, LLC | 133,343 | $7.07M | 0.01% | +6,786+5.4% | Added |
| Goldman Sachs Group Inc | 130,052 | $6.90M | 0.00% | +35,070+36.9% | Added |
| Woodline Partners LP | 128,309 | $6.80M | 0.08% | +128,309 | New |
| First Trust Advisors LP | 124,755 | $6.62M | 0.01% | −22,533−15.3% | Reduced |
| Jacobs Levy Equity Management, Inc | 120,965 | $6.41M | 0.04% | −241,734−66.6% | Reduced |
| Victory Capital Management Inc | 112,499 | $5.97M | 0.01% | +5,079+4.7% | Added |
| Scout Investments, Inc. | 111,498 | $5.87M | 0.13% | −3,242−2.8% | Reduced |
| Alliancebernstein L.P. | 110,318 | $5.85M | 0.00% | −32,505−22.8% | Reduced |
| Freemont Management S.A. | 107,300 | $5.69M | 0.92% | +101,900+1,887.0% | Added |
| Holocene Advisors, LP | 105,991 | $5.62M | 0.03% | +51,835+95.7% | Added |
| Nuveen Asset Management, LLC | 104,709 | $5.55M | 0.00% | −56,097−34.9% | Reduced |
| Cubist Systematic Strategies, LLC | 103,524 | $5.49M | 0.07% | +103,524 | New |
| S Squared Technology, LLC | 100,551 | $5.33M | 2.88% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 100,300 | $5.32M | 0.01% | +59,500+145.8% | Added |
| CenterBook Partners LP | 96,882 | $5.14M | 0.64% | +83,527+625.4% | Added |
| Ameriprise Financial Inc | 95,861 | $5.08M | 0.00% | −2,352−2.4% | Reduced |
| Kennedy Capital Management, Inc. | 94,605 | $5.02M | 0.12% | +26,621+39.2% | Added |
| Citadel Advisors LLC | 92,465 | $4.90M | 0.01% | −220,599−70.5% | Reduced |
| Capital Fund Management S.A. | 92,010 | $4.88M | 0.07% | +92,010 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 86,273 | $4.58M | 0.02% | +25,104+41.0% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 85,170 | $4.52M | 0.01% | −4,048−4.5% | Reduced |
| Quadrature Capital Ltd | 83,092 | $4.41M | 0.09% | +83,092 | New |
| Swiss National Bank | 82,733 | $4.39M | 0.00% | +800+1.0% | Added |
| ArrowMark Colorado Holdings LLC | 76,000 | $4.03M | 0.05% | −40,000−34.5% | Reduced |
| Prelude Capital Management, LLC | 71,031 | $3.77M | 0.34% | +21,833+44.4% | Added |
| Wellington Management Group LLP | 69,771 | $3.70M | 0.00% | −1,497−2.1% | Reduced |
| SWS Partners | 65,284 | $3.46M | 1.28% | +9,796+17.7% | Added |
| California Public Employees Retirement System | 63,220 | $3.35M | 0.00% | +9,820+18.4% | Added |
| New York State Common Retirement Fund | 56,260 | $2.98M | 0.00% | +100.0% | Added |
| Rhumbline Advisers | 56,012 | $2.97M | 0.00% | +2,540+4.8% | Added |
| Frontier Capital Management Co LLC | 54,951 | $2.91M | 0.03% | −57,540−51.2% | Reduced |
| Granite Investment Partners, LLC | 54,300 | $2.88M | 0.12% | +13,321+32.5% | Added |
| PEAK6 Investments LLC | 51,455 | $2.73M | 0.13% | +51,455 | New |
| UBS Asset Management Americas Inc | 48,757 | $2.59M | 0.00% | −50,191−50.7% | Reduced |
| Walleye Trading LLC | 47,279 | $2.51M | 0.06% | +47,279 | New |
| State of Wisconsin Investment Board | 46,305 | $2.46M | 0.01% | −274−0.6% | Reduced |
| Jump Financial, LLC | 45,982 | $2.44M | 0.09% | +20,946+83.7% | Added |
| California State Teachers Retirement System | 41,620 | $2.21M | 0.00% | −3,623−8.0% | Reduced |
| State of New Jersey Common Pension Fund D | 41,405 | $2.20M | 0.01% | +8,277+25.0% | Added |
| SG Americas Securities, LLC | 41,302 | $2.19M | 0.03% | +39,012+1,703.6% | Added |
| KBC Group NV | 41,041 | $2.18M | 0.01% | −699−1.7% | Reduced |
| LGT Group Foundation | 41,276 | $2.17M | 0.05% | +2,400+6.2% | Added |
| Royal Bank of Canada | 40,687 | $2.16M | 0.00% | −13,645−25.1% | Reduced |
| BNP Paribas Arbitrage, SA | 40,513 | $2.15M | 0.00% | +19,609+93.8% | Added |
| Seven Eight Capital, LP | 39,399 | $2.09M | 0.24% | +39,399 | New |
| Squarepoint Ops LLC | 38,855 | $2.06M | 0.01% | −2,485−6.0% | Reduced |
| UBS Group AG | 38,182 | $2.02M | 0.00% | +3,525+10.2% | Added |
| Boothbay Fund Management, LLC | 36,004 | $1.91M | 0.06% | +11,639+47.8% | Added |
| Aquila Investment Management LLC | 36,000 | $1.91M | 1.76% | +11,000+44.0% | Added |
| Oak Associates, Ltd | 35,267 | $1.87M | 0.16% | 00.0% | Unchanged |
| Wells Fargo & Company | 34,581 | $1.83M | 0.00% | −11,340−24.7% | Reduced |
| Primecap Management Co | 33,100 | $1.76M | 0.00% | 00.0% | Unchanged |
| Envestnet Asset Management Inc | 32,844 | $1.74M | 0.00% | +9,675+41.8% | Added |
| Invesco Ltd. | 31,990 | $1.70M | 0.00% | −323,350−91.0% | Reduced |
| Penserra Capital Management LLC | 31,275 | $1.66M | 0.03% | +2,574+9.0% | Added |
| Simplex Trading, LLC | 30,690 | $1.63M | 0.06% | +30,690 | New |
| Algert Global LLC | 30,303 | $1.61M | 0.08% | +11,373+60.1% | Added |
| Assenagon Asset Management S.A. | 29,282 | $1.55M | 0.01% | +29,282 | New |
| First National Bank of Omaha | 28,842 | $1.53M | 0.10% | −1,068−3.6% | Reduced |
| Gsa Capital Partners LLP | 28,746 | $1.52M | 0.13% | +17,079+146.4% | Added |
| Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna | 28,673 | $1.52M | 0.82% | −1,150−3.9% | Reduced |
| HSBC Holdings PLC | 28,546 | $1.51M | 0.00% | +16,942+146.0% | Added |