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, Q2 2025
Institutional positions in Ambarella Inc as of Jun 30, 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
- 305
- +9 vs. Q1 2025
- Shares held
- 35.1M
- +788.3K (+2.3%) vs. Q1 2025
- Total value
- $2.32B
- +$592.3M (+34.3%) vs. Q1 2025
- New holders
- 59
- 108 more added
- Sold out
- 50
- 105 more reduced
2 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2025: 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, Q2 2025
Shares, value and share of portfolio for each institution holding Ambarella Inc; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Private Wealth Asset Management, LLC | 4 | $264 | 0.00% | 00.0% | Unchanged |
| Stephens Consulting, LLC | 1 | $67 | 0.00% | −9−90.0% | Reduced |
| Kozak & Associates, Inc. | 0 | $5 | 0.00% | 0 | Unchanged |
| Hemington Wealth Management | 14 | $0 | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 2 | $0 | 0.00% | 00.0% | Unchanged |
| Woodline Partners LP | 0 | $0 | 0.00% | −441,385−100.0% | Sold out |
| Intrinsic Edge Capital Management LLC | 0 | $0 | 0.00% | −210,000−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −120,432−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −107,764−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −94,857−100.0% | Sold out |
| Meridiem Capital Partners LP | 0 | $0 | 0.00% | −89,720−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −55,296−100.0% | Sold out |
| Nebula Research & Development LLC | 0 | $0 | 0.00% | −33,274−100.0% | Sold out |
| Prudential Financial Inc | 0 | $0 | 0.00% | −21,946−100.0% | Sold out |
| Principal Financial Group Inc | 0 | $0 | 0.00% | −25,794−100.0% | Sold out |
| Valliance Asset Management Ltd | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| Corebridge Financial, Inc. | 0 | $0 | 0.00% | −18,897−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −18,710−100.0% | Sold out |
| Holocene Advisors, LP | 0 | $0 | 0.00% | −18,301−100.0% | Sold out |
| Bayesian Capital Management, LP | 0 | $0 | 0.00% | −17,269−100.0% | Sold out |
| Scientech Research LLC | 0 | $0 | 0.00% | −16,997−100.0% | Sold out |
| Blueshift Asset Management, LLC | 0 | $0 | 0.00% | −16,043−100.0% | Sold out |
| Counterpoint Mutual Funds LLC | 0 | $0 | 0.00% | −14,549−100.0% | Sold out |
| Steel Peak Wealth Management LLC | 0 | $0 | 0.00% | −13,506−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −13,176−100.0% | Sold out |
| IMC-Chicago, LLC | 0 | $0 | 0.00% | −10,046−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −9,298−100.0% | Sold out |
| Guggenheim Capital LLC | 0 | $0 | 0.00% | −9,004−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −8,420−100.0% | Sold out |
| Semanteon Capital Management, LP | 0 | $0 | 0.00% | −7,978−100.0% | Sold out |
| OmniStar Financial Group, Inc. | 0 | $0 | 0.00% | −7,929−100.0% | Sold out |
| Headlands Technologies LLC | 0 | $0 | 0.00% | −7,193−100.0% | Sold out |
| Empowered Funds, LLC | 0 | $0 | 0.00% | −6,838−100.0% | Sold out |
| William Blair Investment Management, LLC | 0 | $0 | 0.00% | −6,351−100.0% | Sold out |
| DnB Asset Management AS | 0 | $0 | 0.00% | −6,259−100.0% | Sold out |
| Numerai GP LLC | 0 | $0 | 0.00% | −5,658−100.0% | Sold out |
| PharVision Advisers, LLC | 0 | $0 | 0.00% | −5,335−100.0% | Sold out |
| Main Street Financial Solutions, LLC | 0 | $0 | 0.00% | −5,275−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −4,838−100.0% | Sold out |
| Gotham Asset Management, LLC | 0 | $0 | 0.00% | −4,748−100.0% | Sold out |
| 111 Capital | 0 | $0 | 0.00% | −4,635−100.0% | Sold out |
| KG&L Capital Management,LLC | 0 | $0 | 0.00% | −4,222−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −4,013−100.0% | Sold out |
| Point72 Hong Kong Ltd | 0 | $0 | 0.00% | −3,848−100.0% | Sold out |
| Boston Private Wealth LLC | 0 | $0 | 0.00% | −421−100.0% | Sold out |
| Glass Jacobson Investment Advisors llc | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Coldstream Capital Management Inc | 0 | $0 | 0.00% | −109−100.0% | Sold out |
| Private Wealth Management Group, LLC | 0 | $0 | 0.00% | −105−100.0% | Sold out |
| Picton Mahoney Asset Management | 0 | $0 | 0.00% | −118−100.0% | Sold out |
| First Pacific Financial | 0 | $0 | 0.00% | −62−100.0% | Sold out |
| Bell Investment Advisors, Inc | 0 | $0 | 0.00% | −59−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −36−100.0% | Sold out |
| Hughes Financial Services, LLC | 0 | $0 | 0.00% | −9−100.0% | Sold out |
| TD Capital Management LLC | 0 | $0 | 0.00% | −7−100.0% | Sold out |
| South State Corp. | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| Kodai Capital Management LP | – | – | – | – | Not filed |
| Lindbrook Capital, LLC | – | – | – | – | Not filed |