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 2021
Institutional positions in Ambarella Inc as of Sep 30, 2021. 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
- 281
- +24 vs. Q2 2021
- Shares held
- 28.5M
- +1.14M (+4.2%) vs. Q2 2021
- Total value
- $4.44B
- +$1.52B (+51.9%) vs. Q2 2021
- New holders
- 53
- 72 more added
- Sold out
- 29
- 121 more reduced
3 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2021: 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 2021
Shares, value and share of portfolio for each institution holding Ambarella Inc; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Formidable Asset Management, LLC | 2,220 | $346.0K | 0.06% | −750−25.3% | Reduced |
| Commonwealth Equity Services, LLC | 2,115 | $329.0K | 0.00% | +2,115 | New |
| Goodwin Daniel L | 2,100 | $327.0K | 0.15% | 00.0% | Unchanged |
| Mackenzie Financial Corp | 1,997 | $311.0K | 0.00% | +1,997 | New |
| Asset Management One Co.,Ltd. | 1,991 | $310.0K | 0.00% | +1,991 | New |
| AlphaCrest Capital Management LLC | 1,943 | $303.0K | 0.02% | −355−15.4% | Reduced |
| Cornerstone Investment Partners, LLC | 1,930 | $301.0K | 0.02% | −500−20.6% | Reduced |
| SeaCrest Wealth Management, LLC | 1,881 | $293.0K | 0.04% | +1,881 | New |
| Platinum Investment Management Ltd | 1,842 | $287.0K | 0.01% | −1,532−45.4% | Reduced |
| Federation des caisses Desjardins du Quebec | 1,800 | $280.3K | 0.00% | −610−25.3% | Reduced |
| Brewin Dolphin Ltd | 1,754 | $273.2K | 0.01% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 1,660 | $259.0K | 0.00% | 00.0% | Unchanged |
| Xponance, Inc. | 1,648 | $257.0K | 0.00% | −269−14.0% | Reduced |
| Montanaro Asset Management Ltd | 1,650 | $257.0K | 0.03% | +300+22.2% | Added |
| Independent Financial Group, LLC | 1,650 | $257.0K | 0.03% | +1,650 | New |
| Acadian Asset Management LLC | 1,597 | $248.0K | 0.00% | −2,738−63.2% | Reduced |
| Amundi | 1,531 | $238.0K | 0.00% | −462−23.2% | Reduced |
| CIBC Asset Management Inc | 1,506 | $235.0K | 0.00% | +1,506 | New |
| Walleye Capital LLC | 1,503 | $234.0K | 0.01% | +1,503 | New |
| Schonfeld Strategic Advisors LLC | 1,500 | $233.0K | 0.00% | −2,878−65.7% | Reduced |
| Kestra Advisory Services, LLC | 1,479 | $230.0K | 0.00% | +1,479 | New |
| Magnetar Financial LLC | 1,469 | $229.0K | 0.00% | +1,469 | New |
| WealthShield Partners, LLC | 1,440 | $224.0K | 0.06% | +1,440 | New |
| State of Wyoming | 1,349 | $210.0K | 0.13% | +1,349 | New |
| SEI Investments Co | 1,324 | $206.0K | 0.00% | +1,324 | New |
| Versor Investments LP | 1,322 | $206.0K | 0.01% | +1,322 | New |
| Fiduciary Trust Co | 1,311 | $204.0K | 0.00% | +1,311 | New |
| Steel Peak Wealth Management LLC | 1,308 | $204.0K | 0.01% | +1,308 | New |
| Belpointe Asset Management LLC | 1,198 | $187.0K | 0.01% | +27+2.3% | Added |
| Tower Research Capital LLC (TRC) | 1,158 | $181.0K | 0.00% | −1,414−55.0% | Reduced |
| Banque Cantonale Vaudoise | 1,139 | $177.0K | 0.01% | −42−3.6% | Reduced |
| Pinnacle Holdings, LLC | 826 | $128.6K | 0.06% | +826 | New |
| Heritage Wealth Management, LLC | 717 | $112.0K | 0.04% | −18−2.4% | Reduced |
| Daiwa Securities Group Inc. | 716 | $112.0K | 0.00% | +716 | New |
| Exchange Traded Concepts, LLC | 643 | $100.0K | 0.00% | −277−30.1% | Reduced |
| Itau Unibanco Holding S.A. | 641 | $100.0K | 0.01% | +214+50.1% | Added |
| Hall Laurie J Trustee | 620 | $97.0K | 0.04% | −240−27.9% | Reduced |
| Security National Trust Co | 900 | $96.0K | 0.02% | 00.0% | Unchanged |
| O'Shaughnessy Asset Management, LLC | 590 | $92.0K | 0.00% | +8+1.4% | Added |
| MUFG Securities EMEA plc | 488 | $76.0K | 0.00% | −3,495−87.7% | Reduced |
| Public Employees Retirement System of Ohio | 482 | $75.0K | 0.00% | −70−12.7% | Reduced |
| Advisors Asset Management, Inc. | 461 | $72.0K | 0.00% | +461 | New |
| American Portfolios Advisors | 426 | $66.3K | 0.00% | +46+12.1% | Added |
| Koshinski Asset Management, Inc. | 420 | $65.4K | 0.01% | +420 | New |
| Northwestern Mutual Wealth Management Co | 281 | $43.0K | 0.00% | +155+123.0% | Added |
| FNY Investment Advisers, LLC | 258 | $40.0K | 0.02% | −4,242−94.3% | Reduced |
| First Horizon Advisors, Inc. | 251 | $39.0K | 0.00% | −112−30.9% | Reduced |
| Reilly Financial Advisors, LLC | 241 | $38.0K | 0.00% | 00.0% | Unchanged |
| Concord Wealth Partners | 208 | $32.0K | 0.01% | −284−57.7% | Reduced |
| Parkside Financial Bank & Trust | 198 | $31.0K | 0.01% | −68−25.6% | Reduced |
| Geneos Wealth Management Inc. | 185 | $28.0K | 0.00% | −20−9.8% | Reduced |
| Liberty Wealth Management LLC | 168 | $28.0K | 0.01% | +81+93.1% | Added |
| Dark Forest Capital Management LP | 130 | $20.0K | 0.01% | +130 | New |
| Spire Wealth Management | 125 | $19.0K | 0.00% | +10+8.7% | Added |
| Sonora Investment Management, LLC | 100 | $16.0K | 0.00% | 00.0% | Unchanged |
| American Research & Management Co. | 100 | $16.0K | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 98 | $15.0K | 0.00% | 00.0% | Unchanged |
| Arkadios Wealth Advisors | 100 | $15.0K | 0.00% | 00.0% | Unchanged |
| Private Capital Group, LLC | 80 | $13.0K | 0.00% | −11−12.1% | Reduced |
| TCI Wealth Advisors, Inc. | 82 | $13.0K | 0.00% | +4+5.1% | Added |
| IFP Advisors, Inc | 86 | $13.0K | 0.00% | +38+79.2% | Added |
| Harbour Investments, Inc. | 69 | $11.0K | 0.00% | −3−4.2% | Reduced |
| Meridian Wealth Partners, LLC | 65 | $10.0K | 0.00% | +65 | New |
| Macroview Investment Management LLC | 60 | $9.00K | 0.01% | +17+39.5% | Added |
| Orion Capital Management LLC | 50 | $8.00K | 0.00% | 00.0% | Unchanged |
| First Manhattan Co | 50 | $7.00K | 0.00% | 00.0% | Unchanged |
| Gerber Kawasaki Wealth & Investment Management | 50 | $7.00K | 0.00% | +50 | New |
| Whittier Trust Co | 40 | $6.00K | 0.00% | 00.0% | Unchanged |
| RPG Investment Advisory, LLC | 40 | $6.00K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 34 | $5.00K | 0.00% | 00.0% | Unchanged |
| Agf Investments Inc. | 33 | $5.00K | 0.00% | +33 | New |
| Captrust Financial Advisors | 20 | $3.00K | 0.00% | +2+11.1% | Added |
| Berman Capital Advisors, LLC | 24 | $3.00K | 0.00% | +9+60.0% | Added |
| HC Financial Advisors Inc | 15 | $2.00K | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 16 | $2.00K | 0.00% | 00.0% | Unchanged |
| Jacobi Capital Management LLC | 16 | $2.00K | 0.00% | 00.0% | Unchanged |
| Berkshire Capital Holdings Inc | 10 | $2.00K | 0.00% | 00.0% | Unchanged |
| Johnson Financial Group, Inc. | 14 | $2.00K | 0.00% | 00.0% | Unchanged |
| Tradewinds Capital Management, LLC | 10 | $2.00K | 0.00% | 00.0% | Unchanged |
| ClariVest Asset Management LLC | 8 | $1.00K | 0.00% | 00.0% | Unchanged |
| Quadrant Capital Group LLC | 1 | $0 | 0.00% | 00.0% | Unchanged |
| Marshall Wace Asia Ltd | 0 | $0 | 0.00% | −150,690−100.0% | Sold out |
| Woodline Partners LP | 0 | $0 | 0.00% | −121,904−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −46,136−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −41,574−100.0% | Sold out |
| Point72 Hong Kong Ltd | 0 | $0 | 0.00% | −39,284−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −35,892−100.0% | Sold out |
| Thrivent Financial for Lutherans | 0 | $0 | 0.00% | −24,395−100.0% | Sold out |
| Castleark Management LLC | 0 | $0 | 0.00% | −23,270−100.0% | Sold out |
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −16,067−100.0% | Sold out |
| CloudAlpha Capital Management Limited/Hong Kong | 0 | $0 | 0.00% | −15,008−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −11,204−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −9,107−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −7,779−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −4,977−100.0% | Sold out |
| Duality Advisers, LP | 0 | $0 | 0.00% | −4,927−100.0% | Sold out |
| PVG Asset Management Corp | 0 | $0 | 0.00% | −4,134−100.0% | Sold out |
| Shay Capital LLC | 0 | $0 | 0.00% | −3,500−100.0% | Sold out |
| IHT Wealth Management, LLC | 0 | $0 | 0.00% | −3,172−100.0% | Sold out |
| Symmetry Peak Management LLC | 0 | $0 | 0.00% | −3,077−100.0% | Sold out |