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 2024
Institutional positions in Ambarella Inc as of Sep 30, 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
- 265
- +5 vs. Q2 2024
- Shares held
- 33.0M
- +2.49M (+8.2%) vs. Q2 2024
- Total value
- $1.86B
- +$217.1M (+13.2%) vs. Q2 2024
- New holders
- 39
- 96 more added
- Sold out
- 34
- 93 more reduced
2 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2024: 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 | $2.62B |
| 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 2024
Shares, value and share of portfolio for each institution holding Ambarella Inc; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| STRS Ohio | 8,300 | $468.2K | 0.00% | +5,300+176.7% | Added |
| Arrowstreet Capital, Limited Partnership | 8,329 | $469.8K | 0.00% | −28,340−77.3% | Reduced |
| Alpha DNA Investment Management LLC | 8,480 | $478.3K | 0.26% | +1,175+16.1% | Added |
| Sender Co & Partners, Inc. | 8,522 | $480.7K | 1.03% | +8,522 | New |
| Oak Associates, Ltd | 9,311 | $525.2K | 0.04% | 00.0% | Unchanged |
| SEI Investments Co | 9,320 | $525.7K | 0.00% | −39,143−80.8% | Reduced |
| Magnetar Financial LLC | 9,964 | $562.0K | 0.01% | −2,721−21.5% | Reduced |
| Simplex Trading, LLC | 10,011 | $564.0K | 0.02% | +10,011 | New |
| Keel Point, LLC | 10,006 | $564.4K | 0.05% | 00.0% | Unchanged |
| Trust Point Inc. | 10,063 | $567.6K | 0.04% | +869+9.5% | Added |
| Azzad Asset Management Inc | 10,104 | $569.9K | 0.06% | +121+1.2% | Added |
| Headlands Technologies LLC | 10,142 | $572.1K | 0.07% | −5,317−34.4% | Reduced |
| ExodusPoint Capital Management, LP | 10,482 | $591.0K | 0.01% | −79,925−88.4% | Reduced |
| Woodline Partners LP | 10,674 | $602.1K | 0.01% | −63,000−85.5% | Reduced |
| State Board of Administration of Florida Retirement System | 10,785 | $608.3K | 0.00% | 00.0% | Unchanged |
| Natixis Advisors, L.P. | 10,927 | $616.0K | 0.00% | −17,501−61.6% | Reduced |
| Arizona State Retirement System | 11,212 | $632.4K | 0.00% | +319+2.9% | Added |
| Bayesian Capital Management, LP | 11,277 | $636.1K | 0.07% | −6,300−35.8% | Reduced |
| Advisor Group Holdings, Inc. | 11,281 | $636.3K | 0.00% | +62+0.6% | Added |
| Hennion & Walsh Asset Management, Inc. | 11,315 | $638.2K | 0.03% | −304−2.6% | Reduced |
| LPL Financial LLC | 11,368 | $641.2K | 0.00% | +1,130+11.0% | Added |
| ProShare Advisors LLC | 11,471 | $647.0K | 0.00% | +2,199+23.7% | Added |
| Mirae Asset Global Investments Co., Ltd. | 11,711 | $661.0K | 0.00% | −4,223−26.5% | Reduced |
| Oppenheimer & Co Inc | 11,750 | $662.8K | 0.01% | +11,750 | New |
| Fox Run Management, L.L.C. | 11,770 | $663.9K | 0.15% | +11,770 | New |
| Man Group plc | 12,103 | $682.7K | 0.00% | +675+5.9% | Added |
| Steel Peak Wealth Management LLC | 12,204 | $688.4K | 0.03% | +3,819+45.5% | Added |
| Voya Investment Management LLC | 12,259 | $691.5K | 0.00% | −257−2.1% | Reduced |
| Ensign Peak Advisors, Inc | 12,290 | $693.2K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 12,325 | $695.2K | 0.00% | −3,200−20.6% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 12,573 | $709.2K | 0.04% | +1,002+8.7% | Added |
| Intech Investment Management LLC | 12,801 | $722.0K | 0.01% | +12,801 | New |
| Cresset Asset Management, LLC | 12,902 | $727.7K | 0.00% | −2,427−15.8% | Reduced |
| Ashburton (Jersey) Ltd | 14,015 | $760.0K | 0.28% | +14,015 | New |
| Jefferies Financial Group Inc. | 13,483 | $760.5K | 0.01% | +6,233+86.0% | Added |
| White Pine Capital LLC | 14,026 | $791.1K | 0.27% | +4,204+42.8% | Added |
| Guggenheim Capital LLC | 14,089 | $794.7K | 0.01% | −859−5.7% | Reduced |
| Handelsbanken Fonder AB | 14,144 | $798.0K | 0.00% | +4,400+45.2% | Added |
| Scientech Research LLC | 14,157 | $798.5K | 0.16% | +14,157 | New |
| Legato Capital Management LLC | 14,648 | $826.2K | 0.10% | 00.0% | Unchanged |
| Creative Planning | 14,719 | $830.2K | 0.00% | +8,687+144.0% | Added |
| XTX Topco Ltd | 14,938 | $842.6K | 0.06% | +14,938 | New |
| Allianz SE | 15,768 | $889.4K | 0.02% | +9,400+147.6% | Added |
| Stifel Financial Corp | 16,396 | $924.8K | 0.00% | +3,224+24.5% | Added |
| FMR LLC | 17,102 | $964.6K | 0.00% | +11,110+185.4% | Added |
| Raymond James & Associates | 17,296 | $975.6K | 0.00% | −576−3.2% | Reduced |
| Linden Thomas Advisory Services, LLC | 17,433 | $983.3K | 0.13% | −89−0.5% | Reduced |
| Leonteq Securities AG | 17,980 | $1.01M | 0.12% | +14,830+470.8% | Added |
| Pathstone Holdings, LLC | 18,717 | $1.06M | 0.00% | +3,055+19.5% | Added |
| Quantbot Technologies LP | 18,872 | $1.06M | 0.04% | −7,649−28.8% | Reduced |
| Gamco Investors, Inc. Et Al | 18,878 | $1.06M | 0.01% | +6,587+53.6% | Added |
| AQR Capital Management LLC | 19,075 | $1.08M | 0.00% | +14,483+315.4% | Added |
| Wolverine Trading, LLC | 19,625 | $1.11M | 0.03% | +13,100+200.8% | Added |
| Redmond Asset Management, LLC | 19,800 | $1.12M | 0.35% | −400−2.0% | Reduced |
| Sherbrooke Park Advisers LLC | 20,253 | $1.14M | 0.26% | +7,519+59.0% | Added |
| Corebridge Financial, Inc. | 20,260 | $1.14M | 0.01% | −125−0.6% | Reduced |
| McDonald Partners LLC | 20,721 | $1.17M | 0.29% | −300−1.4% | Reduced |
| MetLife Investment Management | 21,827 | $1.23M | 0.01% | −470−2.1% | Reduced |
| Price T Rowe Associates Inc | 21,975 | $1.24M | 0.00% | +332+1.5% | Added |
| Graham Capital Management, L.P. | 22,013 | $1.24M | 0.04% | +17,372+374.3% | Added |
| Kennedy Capital Management, Inc. | 22,403 | $1.26M | 0.03% | −18,704−45.5% | Reduced |
| Aquatic Capital Management LLC | 22,500 | $1.27M | 0.03% | +18,800+508.1% | Added |
| Verition Fund Management LLC | 22,894 | $1.29M | 0.01% | +7,219+46.1% | Added |
| Russell Investments Group, Ltd. | 24,714 | $1.39M | 0.00% | +1,272+5.4% | Added |
| Dynamic Technology Lab Private Ltd | 25,883 | $1.46M | 0.15% | +22,144+592.2% | Added |
| Schonfeld Strategic Advisors LLC | 26,177 | $1.48M | 0.01% | +12,071+85.6% | Added |
| Mirabella Financial Services LLP | 28,224 | $1.53M | 0.09% | +28,224 | New |
| Atom Investors LP | 27,473 | $1.55M | 0.16% | −54,690−66.6% | Reduced |
| Squarepoint Ops LLC | 27,908 | $1.57M | 0.01% | +12,524+81.4% | Added |
| Janus Henderson Group PLC | 29,191 | $1.65M | 0.00% | +823+2.9% | Added |
| Primecap Management Co | 29,400 | $1.66M | 0.00% | −700−2.3% | Reduced |
| Thrivent Financial for Lutherans | 30,291 | $1.71M | 0.00% | −1,019−3.3% | Reduced |
| Nebula Research & Development LLC | 30,535 | $1.72M | 0.21% | +16,050+110.8% | Added |
| HSBC Holdings PLC | 33,576 | $1.87M | 0.00% | +5,746+20.6% | Added |
| Holocene Advisors, LP | 34,659 | $1.95M | 0.01% | −26,152−43.0% | Reduced |
| Neuberger Berman Group LLC | 35,035 | $1.98M | 0.00% | −150−0.4% | Reduced |
| California State Teachers Retirement System | 36,755 | $2.07M | 0.00% | −1,126−3.0% | Reduced |
| First National Bank of Omaha | 37,181 | $2.10M | 0.13% | −516−1.4% | Reduced |
| State of New Jersey Common Pension Fund D | 38,780 | $2.19M | 0.01% | +940+2.5% | Added |
| Invesco Ltd. | 40,124 | $2.26M | 0.00% | +459+1.2% | Added |
| BNP Paribas Arbitrage, SA | 41,310 | $2.33M | 0.00% | +7,783+23.2% | Added |
| KBC Group NV | 41,835 | $2.36M | 0.01% | +525+1.3% | Added |
| HRT Financial LP | 42,277 | $2.38M | 0.01% | −7,909−15.8% | Reduced |
| Susquehanna International Group, LLP | 42,459 | $2.39M | 0.00% | +23,874+128.5% | Added |
| Alliancebernstein L.P. | 42,506 | $2.40M | 0.00% | −1,455−3.3% | Reduced |
| Walleye Capital LLC | 42,522 | $2.40M | 0.03% | +39,064+1,129.7% | Added |
| Numerai GP LLC | 42,726 | $2.41M | 0.64% | −8,156−16.0% | Reduced |
| Ameriprise Financial Inc | 43,181 | $2.44M | 0.00% | −8,353−16.2% | Reduced |
| Jacobs Levy Equity Management, Inc | 43,420 | $2.45M | 0.01% | −416−0.9% | Reduced |
| Wells Fargo & Company | 46,085 | $2.60M | 0.00% | −2,014−4.2% | Reduced |
| Deutsche Bank AG | 46,406 | $2.62M | 0.00% | +6,947+17.6% | Added |
| Franklin Resources Inc | 44,084 | $2.65M | 0.00% | +133+0.3% | Added |
| Qube Research & Technologies Ltd | 48,591 | $2.74M | 0.01% | +48,591 | New |
| PEAK6 Investments LLC | 49,514 | $2.79M | 0.14% | +49,514 | New |
| Envestnet Asset Management Inc | 51,396 | $2.90M | 0.00% | −3,347−6.1% | Reduced |
| Citigroup Inc | 53,736 | $3.03M | 0.00% | +1,303+2.5% | Added |
| Royal Bank of Canada | 55,092 | $3.11M | 0.00% | +8,854+19.1% | Added |
| Granite Investment Partners, LLC | 55,840 | $3.15M | 0.13% | −41,615−42.7% | Reduced |
| Rhumbline Advisers | 56,607 | $3.19M | 0.00% | −4,173−6.9% | Reduced |
| Jane Street Group, LLC | 61,026 | $3.44M | 0.01% | +1,839+3.1% | Added |