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 2023
Institutional positions in Ambarella Inc as of Mar 31, 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
- 272
- +9 vs. Q4 2022
- Shares held
- 30.3M
- −1.11M (−3.5%) vs. Q4 2022
- Total value
- $2.35B
- −$229.8M (−8.9%) vs. Q4 2022
- New holders
- 44
- 89 more added
- Sold out
- 35
- 92 more reduced
2 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2022: 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 | 272 | $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 | 259 | $2.92B |
| Q1 2021 | 266 | $2.78B |
Institutions, Q1 2023
Shares, value and share of portfolio for each institution holding Ambarella Inc; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 3,646,106 | $282.3M | 0.01% | +50,107+1.4% | Added |
| BlackRock Inc. | 3,336,602 | $258.3M | 0.01% | −121,862−3.5% | Reduced |
| Macquarie Group Ltd | 1,655,964 | $128.2M | 0.15% | −163,561−9.0% | Reduced |
| Millennium Management LLC | 1,457,161 | $112.8M | 0.13% | +193,972+15.4% | Added |
| State Street Corp | 1,434,284 | $111.0M | 0.01% | +161,223+12.7% | Added |
| William Blair Investment Management, LLC | 1,413,763 | $109.5M | 0.38% | +25,957+1.9% | Added |
| Geode Capital Management, LLC | 727,700 | $56.3M | 0.01% | +39,575+5.8% | Added |
| Credit Suisse AG | 722,643 | $55.9M | 0.06% | +38,903+5.7% | Added |
| Baillie Gifford & Co | 641,541 | $49.7M | 0.04% | −2,934−0.5% | Reduced |
| Dimensional Fund Advisors LP | 631,014 | $48.9M | 0.02% | +24,920+4.1% | Added |
| AXA S.A. | 542,715 | $42.0M | 0.14% | +1,734+0.3% | Added |
| Scopia Capital Management LP | 539,560 | $41.8M | 4.33% | +25,960+5.1% | Added |
| Stephens Investment Management Group LLC | 507,606 | $39.3M | 0.66% | +3,868+0.8% | Added |
| Janus Henderson Group PLC | 463,898 | $35.9M | 0.02% | +7,508+1.6% | Added |
| Citadel Advisors LLC | 395,450 | $30.6M | 0.03% | +173,202+77.9% | Added |
| Northern Trust Corp | 368,941 | $28.6M | 0.01% | +10,728+3.0% | Added |
| Jacobs Levy Equity Management, Inc | 361,576 | $28.0M | 0.17% | +12,241+3.5% | Added |
| Norges Bank | 357,011 | $27.6M | 0.01% | +15,933+4.7% | Added |
| Pinnacle Associates Ltd | 356,803 | $27.6M | 0.56% | −5,716−1.6% | Reduced |
| Robeco Schweiz AG | 354,875 | $27.5M | 0.44% | −17,635−4.7% | Reduced |
| Dorsal Capital Management, LLC | 350,000 | $27.1M | 1.05% | −10,000−2.8% | Reduced |
| Manufacturers Life Insurance Company, The | 326,437 | $25.3M | 0.01% | −4,728−1.4% | Reduced |
| Allianz Asset Management GmbH | 319,784 | $24.8M | 0.05% | 00.0% | Unchanged |
| Invesco Ltd. | 306,483 | $23.7M | 0.01% | +35,908+13.3% | Added |
| Two Sigma Advisers, LP | 287,700 | $22.3M | 0.06% | −24,700−7.9% | Reduced |
| Charles Schwab Investment Management Inc | 279,681 | $21.7M | 0.01% | −35,303−11.2% | Reduced |
| Morgan Stanley | 268,060 | $20.8M | 0.00% | −60,830−18.5% | Reduced |
| KCL Capital, L.P. | 264,220 | $20.5M | 3.27% | +14,220+5.7% | Added |
| Artisan Partners Limited Partnership | 247,980 | $19.2M | 0.03% | −8,419−3.3% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 231,445 | $17.9M | 0.04% | −8,484−3.5% | Reduced |
| Candriam Luxembourg S.C.A. | 236,590 | $16.9M | 0.12% | 00.0% | Unchanged |
| Exchange Traded Concepts, LLC | 208,414 | $16.1M | 0.44% | +5,333+2.6% | Added |
| Alliancebernstein L.P. | 198,983 | $15.4M | 0.01% | +19,455+10.8% | Added |
| Allspring Global Investments Holdings, LLC | 198,854 | $15.4M | 0.03% | +73,845+59.1% | Added |
| JPMorgan Chase & Co | 192,750 | $14.9M | 0.00% | +76,836+66.3% | Added |
| Neuberger Berman Group LLC | 187,580 | $14.4M | 0.01% | +18,974+11.3% | Added |
| Two Sigma Investments, LP | 184,672 | $14.3M | 0.04% | −35,194−16.0% | Reduced |
| Liontrust Investment Partners LLP | 105,234 | $13.9M | 0.21% | +105,234 | New |
| Polar Asset Management Partners Inc. | 173,165 | $13.4M | 0.24% | −53,100−23.5% | Reduced |
| Tributary Capital Management, LLC | 169,091 | $13.1M | 1.21% | +4,269+2.6% | Added |
| Bank of America Corp | 165,214 | $12.8M | 0.00% | +4,103+2.5% | Added |
| Nuveen Asset Management, LLC | 160,396 | $12.4M | 0.00% | −32,214−16.7% | Reduced |
| Bank of New York Mellon Corp | 155,627 | $12.0M | 0.00% | +979+0.6% | Added |
| Goldman Sachs Group Inc | 155,191 | $12.0M | 0.00% | −19,229−11.0% | Reduced |
| KBC Group NV | 145,613 | $11.3M | 0.05% | +1,412+1.0% | Added |
| Driehaus Capital Management LLC | 139,095 | $10.8M | 0.15% | −146,090−51.2% | Reduced |
| Eagle Asset Management Inc | 130,819 | $10.1M | 0.06% | +130,819 | New |
| Emerald Advisers, LLC | 118,659 | $9.19M | 0.44% | +25,536+27.4% | Added |
| Scout Investments, Inc. | 118,228 | $9.15M | 0.19% | −1,385−1.2% | Reduced |
| ArrowMark Colorado Holdings LLC | 116,000 | $8.98M | 0.10% | +10,000+9.4% | Added |
| Woodline Partners LP | 105,037 | $8.13M | 0.11% | +105,037 | New |
| Kornitzer Capital Management Inc | 103,345 | $8.00M | 0.16% | +103,345 | New |
| Ameriprise Financial Inc | 102,623 | $7.94M | 0.00% | +7,282+7.6% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 101,806 | $7.88M | 0.02% | +991+1.0% | Added |
| UBS Asset Management Americas Inc | 98,948 | $7.66M | 0.00% | −19,366−16.4% | Reduced |
| Emerald Mutual Fund Advisers Trust | 97,480 | $7.55M | 0.45% | +25,670+35.7% | Added |
| S Squared Technology, LLC | 95,551 | $7.40M | 4.39% | +20,000+26.5% | Added |
| Cubist Systematic Strategies, LLC | 92,296 | $7.15M | 0.07% | +89,222+2,902.5% | Added |
| Primecap Management Co | 90,600 | $7.01M | 0.01% | −800−0.9% | Reduced |
| Granahan Investment Management Inc | 89,532 | $6.93M | 0.21% | −115,081−56.2% | Reduced |
| Victory Capital Management Inc | 87,129 | $6.75M | 0.01% | +9,909+12.8% | Added |
| Weiss Multi-Strategy Advisers LLC | 85,000 | $6.58M | 0.16% | −5,167−5.7% | Reduced |
| DekaBank Deutsche Girozentrale | 82,000 | $6.15M | 0.02% | +40,500+97.6% | Added |
| Swiss National Bank | 78,833 | $6.10M | 0.00% | −8,600−9.8% | Reduced |
| Marshall Wace, LLP | 75,596 | $5.85M | 0.01% | −104,770−58.1% | Reduced |
| First Trust Advisors LP | 69,832 | $5.41M | 0.01% | +7,384+11.8% | Added |
| Prelude Capital Management, LLC | 69,684 | $5.39M | 0.37% | +17,172+32.7% | Added |
| Tudor Investment Corp Et Al | 68,240 | $5.28M | 0.10% | +68,240 | New |
| Cinctive Capital Management LP | 65,214 | $5.05M | 0.19% | −46,714−41.7% | Reduced |
| Point72 Asset Management, L.P. | 65,133 | $5.04M | 0.02% | −492,115−88.3% | Reduced |
| New York State Common Retirement Fund | 61,464 | $4.76M | 0.01% | −19,140−23.7% | Reduced |
| Thornburg Investment Management Inc | 60,063 | $4.65M | 0.08% | −7,043−10.5% | Reduced |
| CenterBook Partners LP | 59,579 | $4.61M | 0.65% | +29,266+96.5% | Added |
| Frontier Capital Management Co LLC | 59,032 | $4.57M | 0.05% | −97,582−62.3% | Reduced |
| Russell Investments Group, Ltd. | 57,754 | $4.47M | 0.01% | +9,498+19.7% | Added |
| California Public Employees Retirement System | 57,093 | $4.42M | 0.00% | −10,468−15.5% | Reduced |
| State of Wisconsin Investment Board | 53,703 | $4.16M | 0.01% | −6,511−10.8% | Reduced |
| Silvercrest Asset Management Group LLC | 52,981 | $4.10M | 0.03% | −15,239−22.3% | Reduced |
| Rhumbline Advisers | 50,177 | $3.88M | 0.00% | +1,539+3.2% | Added |
| SWS Partners | 48,251 | $3.74M | 1.39% | +3,657+8.2% | Added |
| BNP Paribas Arbitrage, SA | 48,006 | $3.72M | 0.01% | +16,386+51.8% | Added |
| California State Teachers Retirement System | 45,856 | $3.55M | 0.01% | −198−0.4% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 44,806 | $3.47M | 0.02% | +31,476+236.1% | Added |
| HRT Financial LP | 44,279 | $3.43M | 0.04% | +44,279 | New |
| Royal Bank of Canada | 43,787 | $3.39M | 0.00% | −1,011−2.3% | Reduced |
| Boothbay Fund Management, LLC | 42,127 | $3.26M | 0.09% | +15,989+61.2% | Added |
| LGT Group Foundation | 40,544 | $3.14M | 0.09% | −1,699−4.0% | Reduced |
| Granite Investment Partners, LLC | 40,339 | $3.12M | 0.13% | +1,250+3.2% | Added |
| Oak Associates, Ltd | 39,958 | $3.09M | 0.25% | 00.0% | Unchanged |
| Legal & General Group Plc | 39,458 | $3.05M | 0.00% | −186,106−82.5% | Reduced |
| Susquehanna International Group, LLP | 39,127 | $3.03M | 0.00% | −4,933−11.2% | Reduced |
| Verition Fund Management LLC | 38,844 | $3.01M | 0.05% | +38,844 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 38,600 | $2.99M | 0.02% | +38,600 | New |
| Wells Fargo & Company | 37,456 | $2.90M | 0.00% | +9,953+36.2% | Added |
| Castleark Management LLC | 36,340 | $2.81M | 0.14% | −1,600−4.2% | Reduced |
| SEI Investments Co | 35,404 | $2.74M | 0.01% | +22,013+164.4% | Added |
| Duality Advisers, LP | 32,479 | $2.51M | 0.28% | +32,479 | New |
| Dynamic Technology Lab Private Ltd | 31,950 | $2.47M | 0.23% | +31,950 | New |
| Qube Research & Technologies Ltd | 29,465 | $2.28M | 0.01% | +29,465 | New |
| Jump Financial, LLC | 29,062 | $2.25M | 0.09% | +29,062 | New |