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 2025
Institutional positions in Ambarella Inc as of Mar 31, 2025. 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
- 298
- +4 vs. Q4 2024
- Shares held
- 35.3M
- +2.13M (+6.4%) vs. Q4 2024
- Total value
- $1.77B
- −$635.6M (−26.4%) vs. Q4 2024
- New holders
- 57
- 115 more added
- Sold out
- 53
- 94 more reduced
5 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2025
Shares, value and share of portfolio for each institution holding Ambarella Inc; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −51,193−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −43,500−100.0% | Sold out |
| Jain Global LLC | 0 | $0 | 0.00% | −40,935−100.0% | Sold out |
| Castleark Management LLC | 0 | $0 | 0.00% | −31,960−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −30,000−100.0% | Sold out |
| D.A. Davidson & Co. | 0 | $0 | 0.00% | −22,980−100.0% | Sold out |
| Kennedy Capital Management, Inc. | 0 | $0 | 0.00% | −21,681−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −21,492−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −20,664−100.0% | Sold out |
| Artemis Wealth Advisors, LLC | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| Parallax Volatility Advisers, L.P. | 0 | $0 | 0.00% | −10,970−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −7,206−100.0% | Sold out |
| Corton Capital Inc. | 0 | $0 | 0.00% | −6,952−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −6,526−100.0% | Sold out |
| Alpha DNA Investment Management LLC | 0 | $0 | 0.00% | −6,466−100.0% | Sold out |
| Toroso Investments, LLC | 0 | $0 | 0.00% | −6,102−100.0% | Sold out |
| Bryce Point Capital, LLC | 0 | $0 | 0.00% | −5,255−100.0% | Sold out |
| Westerly Capital Management, LLC | 0 | $0 | 0.00% | −5,000−100.0% | Sold out |
| Amundi | 0 | $0 | 0.00% | −4,000−100.0% | Sold out |
| Prakash Investment Advisors LLC | 0 | $0 | 0.00% | −4,000−100.0% | Sold out |
| Oak Associates, Ltd | 0 | $0 | 0.00% | −3,986−100.0% | Sold out |
| Wealth Enhancement Advisory Services, LLC | 0 | $0 | 0.00% | −3,828−100.0% | Sold out |
| Procyon Private Wealth Partners, LLC | 0 | $0 | 0.00% | −3,685−100.0% | Sold out |
| Pinnacle Wealth Management Advisory Group, LLC | 0 | $0 | 0.00% | −3,525−100.0% | Sold out |
| Xponance, Inc. | 0 | $0 | 0.00% | −3,516−100.0% | Sold out |
| Stephens Inc | 0 | $0 | 0.00% | −3,506−100.0% | Sold out |
| Register Financial Advisors LLC | 0 | $0 | 0.00% | −3,300−100.0% | Sold out |
| Cornerstone Investment Partners, LLC | 0 | $0 | 0.00% | −3,278−100.0% | Sold out |
| JustInvest LLC | 0 | $0 | 0.00% | −3,005−100.0% | Sold out |
| LMR Partners LLP | 0 | $0 | 0.00% | −3,000−100.0% | Sold out |
| Western Wealth Management, LLC | 0 | $0 | 0.00% | −3,000−100.0% | Sold out |
| Envestnet Portfolio Solutions, Inc. | 0 | $0 | 0.00% | −2,941−100.0% | Sold out |
| Heritage Family Offices, LLP | 0 | $0 | 0.00% | −2,925−100.0% | Sold out |
| McCollum Christoferson Group LLC | 0 | $0 | 0.00% | −2,750−100.0% | Sold out |
| Ardsley Advisory Partners LP | 0 | $0 | 0.00% | −2,500−100.0% | Sold out |
| Perennial Investment Advisors, LLC | 0 | $0 | 0.00% | −2,303−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −1,419−100.0% | Sold out |
| Johnson Financial Group, Inc. | 0 | $0 | 0.00% | −924−100.0% | Sold out |
| R Squared Ltd | 0 | $0 | 0.00% | −930−100.0% | Sold out |
| Aster Capital Management (DIFC) Ltd | 0 | $0 | 0.00% | −510−100.0% | Sold out |
| Meeder Asset Management Inc | 0 | $0 | 0.00% | −483−100.0% | Sold out |
| Coppell Advisory Solutions LLC | 0 | $0 | 0.00% | −331−100.0% | Sold out |
| Point72 (DIFC) Ltd | 0 | $0 | 0.00% | −304−100.0% | Sold out |
| CoreFirst Bank & Trust | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Hazlett, Burt & Watson, Inc. | 0 | $0 | 0.00% | −76−100.0% | Sold out |
| Brown Brothers Harriman & Co | 0 | $0 | 0.00% | −49−100.0% | Sold out |
| Aspect Partners, LLC | 0 | $0 | 0.00% | −40−100.0% | Sold out |
| Cullen/Frost Bankers, Inc. | 0 | $0 | 0.00% | −35−100.0% | Sold out |
| Cornerstone Planning Group LLC | 0 | $0 | 0.00% | −14−100.0% | Sold out |
| Caitong International Asset Management Co., Ltd | 0 | $0 | 0.00% | −11−100.0% | Sold out |
| Riggs Asset Managment Co. Inc. | 0 | $0 | 0.00% | −4−100.0% | Sold out |
| Nuveen Asset Management, LLC | – | – | – | – | Not filed |
| Ashburton (Jersey) Ltd | – | – | – | – | Not filed |
| Chesapeake Capital Corp | – | – | – | – | Not filed |
| Chapman Financial Group, LLC | – | – | – | – | Not filed |
| Global Retirement Partners, LLC | – | – | – | – | Not filed |