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 2023
Institutional positions in Ambarella Inc as of Dec 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
- 258
- +5 vs. Q3 2023
- Shares held
- 33.0M
- +2.06M (+6.6%) vs. Q3 2023
- Total value
- $2.02B
- +$380.6M (+23.1%) vs. Q3 2023
- New holders
- 51
- 94 more added
- Sold out
- 46
- 79 more reduced
1 institution that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2023
Shares, value and share of portfolio for each institution holding Ambarella Inc; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 4,092,534 | $250.8M | 0.01% | +69,864+1.7% | Added |
| BlackRock Inc. | 3,381,197 | $207.2M | 0.01% | +54,729+1.6% | Added |
| State Street Corp | 1,785,343 | $109.4M | 0.01% | +174,022+10.8% | Added |
| William Blair Investment Management, LLC | 1,637,795 | $100.4M | 0.29% | −30,135−1.8% | Reduced |
| Morgan Stanley | 1,599,037 | $98.0M | 0.01% | +1,194,153+294.9% | Added |
| Millennium Management LLC | 1,529,802 | $93.8M | 0.09% | −10,598−0.7% | Reduced |
| Macquarie Group Ltd | 1,393,032 | $85.4M | 0.10% | 00.0% | Unchanged |
| Kodai Capital Management LP | 1,069,391 | $65.5M | 1.34% | +1,069,391 | New |
| Credit Suisse AG | 840,830 | $51.5M | 0.05% | +168,877+25.1% | Added |
| Geode Capital Management, LLC | 840,322 | $51.5M | 0.01% | +41,631+5.2% | Added |
| Citadel Advisors LLC | 829,725 | $50.9M | 0.05% | +737,260+797.3% | Added |
| Dimensional Fund Advisors LP | 704,350 | $43.2M | 0.01% | +29,379+4.4% | Added |
| Point72 Asset Management, L.P. | 544,300 | $33.4M | 0.10% | −100,514−15.6% | Reduced |
| Manufacturers Life Insurance Company, The | 533,964 | $32.7M | 0.02% | +104,072+24.2% | Added |
| Baillie Gifford & Co | 518,280 | $31.8M | 0.03% | −66,032−11.3% | Reduced |
| Legal & General Group Plc | 456,646 | $28.0M | 0.01% | +123,817+37.2% | Added |
| Two Sigma Advisers, LP | 439,600 | $26.9M | 0.06% | −198,300−31.1% | Reduced |
| Janus Henderson Group PLC | 437,237 | $26.8M | 0.02% | −3,543−0.8% | Reduced |
| AXA S.A. | 408,089 | $25.0M | 0.08% | −43,051−9.5% | Reduced |
| Assenagon Asset Management S.A. | 403,197 | $24.7M | 0.08% | +373,915+1,276.9% | Added |
| Norges Bank | 383,344 | $23.5M | 0.00% | −6,772−1.7% | Reduced |
| Northern Trust Corp | 376,362 | $23.1M | 0.00% | +1,918+0.5% | Added |
| Pinnacle Associates Ltd | 375,187 | $23.0M | 0.39% | −1,876−0.5% | Reduced |
| Robeco Schweiz AG | 368,555 | $22.6M | 0.38% | −22,955−5.9% | Reduced |
| Exchange Traded Concepts, LLC | 365,218 | $22.4M | 0.60% | +68,724+23.2% | Added |
| FMR LLC | 351,754 | $21.6M | 0.00% | −189−0.1% | Reduced |
| Voloridge Investment Management, LLC | 319,483 | $19.6M | 0.08% | +111,471+53.6% | Added |
| Stephens Investment Management Group LLC | 318,170 | $19.5M | 0.29% | −8,239−2.5% | Reduced |
| Charles Schwab Investment Management Inc | 299,062 | $18.3M | 0.00% | +4,593+1.6% | Added |
| Mirae Asset Global Investments Co., Ltd. | 267,391 | $16.4M | 0.03% | +1,758+0.7% | Added |
| Neuberger Berman Group LLC | 250,034 | $15.3M | 0.01% | −2,522−1.0% | Reduced |
| Tributary Capital Management, LLC | 225,937 | $13.8M | 1.17% | +38,018+20.2% | Added |
| Bank of America Corp | 225,377 | $13.8M | 0.00% | +34,884+18.3% | Added |
| Two Sigma Investments, LP | 190,504 | $11.7M | 0.03% | −268,926−58.5% | Reduced |
| Bank of New York Mellon Corp | 180,292 | $11.1M | 0.00% | −13,310−6.9% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 147,680 | $9.05M | 0.04% | +61,407+71.2% | Added |
| First Trust Advisors LP | 139,533 | $8.55M | 0.01% | +14,778+11.8% | Added |
| Allspring Global Investments Holdings, LLC | 135,118 | $8.28M | 0.01% | +1,775+1.3% | Added |
| Balyasny Asset Management LLC | 130,405 | $7.99M | 0.02% | +130,405 | New |
| ExodusPoint Capital Management, LP | 124,515 | $7.63M | 0.09% | +99,609+399.9% | Added |
| Goldman Sachs Group Inc | 122,868 | $7.53M | 0.00% | −7,184−5.5% | Reduced |
| Marshall Wace, LLP | 113,151 | $6.94M | 0.01% | +113,151 | New |
| Victory Capital Management Inc | 112,603 | $6.90M | 0.01% | +104+0.1% | Added |
| Scout Investments, Inc. | 109,775 | $6.73M | 0.17% | −1,723−1.5% | Reduced |
| Alliancebernstein L.P. | 108,673 | $6.66M | 0.00% | −1,645−1.5% | Reduced |
| Engineers Gate Manager LP | 107,157 | $6.57M | 0.19% | +89,918+521.6% | Added |
| Tudor Investment Corp Et Al | 106,007 | $6.50M | 0.09% | +82,998+360.7% | Added |
| Holocene Advisors, LP | 104,185 | $6.39M | 0.03% | −1,806−1.7% | Reduced |
| Twinbeech Capital LP | 102,342 | $6.27M | 0.10% | +102,342 | New |
| Nuveen Asset Management, LLC | 102,341 | $6.27M | 0.00% | −2,368−2.3% | Reduced |
| S Squared Technology, LLC | 100,551 | $6.16M | 2.99% | 00.0% | Unchanged |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 104,999 | $5.95M | 0.01% | +19,829+23.3% | Added |
| Kennedy Capital Management, Inc. | 90,990 | $5.58M | 0.12% | −3,615−3.8% | Reduced |
| Capital Fund Management S.A. | 87,024 | $5.33M | 0.07% | −4,986−5.4% | Reduced |
| JPMorgan Chase & Co | 85,370 | $5.23M | 0.00% | −54,523−39.0% | Reduced |
| Cubist Systematic Strategies, LLC | 84,993 | $5.21M | 0.06% | −18,531−17.9% | Reduced |
| Jane Street Group, LLC | 80,017 | $4.90M | 0.01% | +75,352+1,615.3% | Added |
| Barclays PLC | 76,580 | $4.69M | 0.00% | +59,923+359.7% | Added |
| Swiss National Bank | 74,733 | $4.58M | 0.00% | −8,000−9.7% | Reduced |
| Ameriprise Financial Inc | 68,690 | $4.21M | 0.00% | −27,171−28.3% | Reduced |
| ArrowMark Colorado Holdings LLC | 65,000 | $3.98M | 0.04% | −11,000−14.5% | Reduced |
| California Public Employees Retirement System | 64,751 | $3.97M | 0.00% | +1,531+2.4% | Added |
| UBS Group AG | 64,491 | $3.95M | 0.00% | +26,309+68.9% | Added |
| SWS Partners | 64,255 | $3.94M | 1.28% | −1,029−1.6% | Reduced |
| Rhumbline Advisers | 56,673 | $3.47M | 0.00% | +661+1.2% | Added |
| Granite Investment Partners, LLC | 54,092 | $3.32M | 0.13% | −208−0.4% | Reduced |
| Algert Global LLC | 52,333 | $3.21M | 0.13% | +22,030+72.7% | Added |
| Frontier Capital Management Co LLC | 52,332 | $3.21M | 0.03% | −2,619−4.8% | Reduced |
| Trexquant Investment LP | 51,812 | $3.18M | 0.07% | +51,812 | New |
| LGT Group Foundation | 48,957 | $3.06M | 0.07% | +7,681+18.6% | Added |
| Squarepoint Ops LLC | 48,207 | $2.95M | 0.01% | +9,352+24.1% | Added |
| State of New Jersey Common Pension Fund D | 45,270 | $2.77M | 0.01% | +3,865+9.3% | Added |
| Jacobs Levy Equity Management, Inc | 43,941 | $2.69M | 0.01% | −77,024−63.7% | Reduced |
| Royal Bank of Canada | 43,656 | $2.67M | 0.00% | +2,969+7.3% | Added |
| Wells Fargo & Company | 42,729 | $2.62M | 0.00% | +8,148+23.6% | Added |
| KBC Group NV | 41,310 | $2.53M | 0.01% | +269+0.7% | Added |
| California State Teachers Retirement System | 40,377 | $2.47M | 0.00% | −1,243−3.0% | Reduced |
| Aquila Investment Management LLC | 40,000 | $2.45M | 2.12% | +4,000+11.1% | Added |
| Quantbot Technologies LP | 39,394 | $2.41M | 0.14% | +16,685+73.5% | Added |
| BNP Paribas Arbitrage, SA | 38,815 | $2.38M | 0.00% | −1,698−4.2% | Reduced |
| Envestnet Asset Management Inc | 37,184 | $2.28M | 0.00% | +4,340+13.2% | Added |
| UBS Asset Management Americas Inc | 35,304 | $2.16M | 0.00% | −13,453−27.6% | Reduced |
| Westerly Capital Management, LLC | 35,000 | $2.15M | 1.30% | +35,000 | New |
| Aquatic Capital Management LLC | 32,800 | $2.01M | 0.05% | +31,700+2,881.8% | Added |
| Point72 Hong Kong Ltd | 31,363 | $1.92M | 0.12% | +31,363 | New |
| Primecap Management Co | 31,300 | $1.92M | 0.00% | −1,800−5.4% | Reduced |
| Deutsche Bank AG | 30,854 | $1.89M | 0.00% | +4,022+15.0% | Added |
| Invesco Ltd. | 30,798 | $1.89M | 0.00% | −1,192−3.7% | Reduced |
| Edgestream Partners, L.P. | 30,636 | $1.88M | 0.14% | +30,636 | New |
| Dynamic Technology Lab Private Ltd | 30,239 | $1.85M | 0.20% | +30,239 | New |
| First National Bank of Omaha | 29,660 | $1.82M | 0.11% | +818+2.8% | Added |
| Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna | 28,673 | $1.76M | 0.74% | 00.0% | Unchanged |
| Jump Financial, LLC | 27,593 | $1.69M | 0.05% | −18,389−40.0% | Reduced |
| Quadrature Capital Ltd | 27,191 | $1.67M | 0.03% | −55,901−67.3% | Reduced |
| Amundi | 27,889 | $1.61M | 0.00% | +14,804+113.1% | Added |
| Susquehanna International Group, LLP | 26,070 | $1.60M | 0.00% | +13,414+106.0% | Added |
| Walleye Capital LLC | 25,738 | $1.58M | 0.02% | +14,607+131.2% | Added |
| AQR Capital Management LLC | 25,507 | $1.56M | 0.00% | +19,516+325.8% | Added |
| Citigroup Inc | 24,823 | $1.52M | 0.00% | +6,445+35.1% | Added |
| State of Wisconsin Investment Board | 24,663 | $1.51M | 0.00% | −21,642−46.7% | Reduced |