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 |
|---|---|---|---|---|---|
| Phoenix Holdings Ltd. | 4,400 | $290.4K | 0.00% | −300−6.4% | Reduced |
| JustInvest LLC | 4,395 | $290.4K | 0.00% | +4,395 | New |
| Freestone Grove Partners LP | 4,294 | $283.7K | 0.00% | −699−14.0% | Reduced |
| Mercer Global Advisors Inc | 4,294 | $283.7K | 0.00% | +4,294 | New |
| Bailard, Inc. | 4,200 | $277.5K | 0.01% | +4,200 | New |
| Robeco Institutional Asset Management B.V. | 4,191 | $276.9K | 0.00% | +4,191 | New |
| Ameritas Investment Partners, Inc. | 4,160 | $274.8K | 0.01% | +196+4.9% | Added |
| Public Employees Retirement Association of Colorado | 4,125 | $273.0K | 0.00% | 00.0% | Unchanged |
| Xponance, Inc. | 4,030 | $266.2K | 0.00% | +4,030 | New |
| Winslow Asset Management Inc | 4,025 | $266.0K | 0.05% | −625−13.4% | Reduced |
| Prelude Capital Management, LLC | 3,692 | $243.9K | 0.02% | −584−13.7% | Reduced |
| Stephens Inc | 3,667 | $242.3K | 0.00% | +3,667 | New |
| Trust Point Inc. | 3,646 | $240.9K | 0.02% | −2,902−44.3% | Reduced |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 3,644 | $240.7K | 0.00% | −1,945−34.8% | Reduced |
| Emerald Advisers, LLC | 3,558 | $235.1K | 0.01% | +3,558 | New |
| Campbell & CO Investment Adviser LLC | 3,518 | $232.4K | 0.01% | −731−17.2% | Reduced |
| NorthCrest Asset Manangement, LLC | 3,433 | $231.1K | 0.01% | +3,433 | New |
| Register Financial Advisors LLC | 3,300 | $218.0K | 0.10% | +3,300 | New |
| FNY Investment Advisers, LLC | 3,216 | $212.0K | 0.09% | −1,508−31.9% | Reduced |
| Janney Montgomery Scott LLC | 3,173 | $210.0K | 0.00% | −10,301−76.5% | Reduced |
| Oxford Asset Management LLP | 3,084 | $203.7K | 0.07% | +3,084 | New |
| Skandinaviska Enskilda Banken AB (publ) | 2,487 | $164.2K | 0.00% | −10−0.4% | Reduced |
| Canada Pension Plan Investment Board | 2,400 | $158.6K | 0.00% | −42,276−94.6% | Reduced |
| Bank Julius Baer & Co. Ltd, Zurich | 2,148 | $141.9K | 0.00% | −452−17.4% | Reduced |
| Clear Street Markets LLC | 2,000 | $132.1K | 0.05% | +2,000 | New |
| Farther Finance Advisors, LLC | 1,954 | $129.1K | 0.00% | +37+1.9% | Added |
| Amalgamated Bank | 1,330 | $88.0K | 0.00% | 00.0% | Unchanged |
| DekaBank Deutsche Girozentrale | 1,266 | $85.0K | 0.00% | 00.0% | Unchanged |
| Manchester Capital Management LLC | 1,170 | $77.3K | 0.01% | 00.0% | Unchanged |
| CIBC Private Wealth Group, LLC | 1,161 | $76.7K | 0.00% | +1,001+625.6% | Added |
| Daiwa Securities Group Inc. | 1,143 | $76.0K | 0.00% | +247+27.6% | Added |
| Advisors Asset Management, Inc. | 1,134 | $74.9K | 0.00% | +199+21.3% | Added |
| Johnson Financial Group, Inc. | 1,018 | $67.3K | 0.00% | +1,018 | New |
| National Bank of Canada | 964 | $63.6K | 0.00% | +54+5.9% | Added |
| State of Wyoming | 948 | $62.6K | 0.01% | +948 | New |
| Optiver Holding B.V. | 856 | $56.6K | 0.00% | +856 | New |
| Pacer Advisors, Inc. | 769 | $50.8K | 0.00% | −202−20.8% | Reduced |
| Truvestments Capital LLC | 698 | $46.1K | 0.01% | −178−20.3% | Reduced |
| First Horizon Advisors, Inc. | 570 | $37.7K | 0.00% | −32−5.3% | Reduced |
| Signaturefd, LLC | 503 | $33.2K | 0.00% | −44−8.0% | Reduced |
| Total Investment Management Inc | 450 | $29.7K | 0.00% | +450 | New |
| Quarry LP | 445 | $29.4K | 0.01% | −1,348−75.2% | Reduced |
| EverSource Wealth Advisors, LLC | 416 | $27.5K | 0.00% | +326+362.2% | Added |
| AdvisorNet Financial, Inc | 390 | $25.8K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 381 | $25.2K | 0.00% | −15−3.8% | Reduced |
| Versant Capital Management, Inc | 367 | $24.2K | 0.00% | +98+36.4% | Added |
| Rothschild Investment LLC | 360 | $23.8K | 0.00% | +35+10.8% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 351 | $23.0K | 0.00% | +351 | New |
| Federation des caisses Desjardins du Quebec | 335 | $22.1K | 0.00% | +60+21.8% | Added |
| GAMMA Investing LLC | 326 | $21.5K | 0.00% | +5+1.6% | Added |
| Northwestern Mutual Wealth Management Co | 314 | $20.7K | 0.00% | −239−43.2% | Reduced |
| Fifth Third Bancorp | 305 | $20.1K | 0.00% | +305 | New |
| Allworth Financial LP | 302 | $20.0K | 0.00% | +195+182.2% | Added |
| Ronald Blue Trust, Inc. | 275 | $18.2K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 249 | $16.4K | 0.00% | −364−59.4% | Reduced |
| Essential Partners LLC | 247 | $16.3K | 0.01% | +247 | New |
| SRS Capital Advisors, Inc. | 236 | $15.6K | 0.00% | +224+1,866.7% | Added |
| Jones Financial Companies LLLP | 195 | $13.1K | 0.00% | +18+10.2% | Added |
| Skopos Labs, Inc. | 196 | $12.9K | 0.00% | +168+600.0% | Added |
| Umb Bank N A | 193 | $12.8K | 0.00% | −39−16.8% | Reduced |
| Neo Ivy Capital Management | 177 | $11.7K | 0.00% | +177 | New |
| Steward Partners Investment Advisory, LLC | 175 | $11.6K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 172 | $11.4K | 0.00% | +100+138.9% | Added |
| Larson Financial Group LLC | 168 | $11.1K | 0.00% | −1,027−85.9% | Reduced |
| Global X Japan Co., Ltd. | 151 | $9.98K | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 148 | $9.78K | 0.00% | +141+2,014.3% | Added |
| Caldwell Sutter Capital, Inc. | 125 | $8.26K | 0.00% | 00.0% | Unchanged |
| Greykasell Wealth Strategies, Inc. | 115 | $7.60K | 0.00% | +115 | New |
| Danske Bank A/S | 100 | $6.61K | 0.00% | 00.0% | Unchanged |
| GWM Advisors LLC | 100 | $6.61K | 0.00% | +100 | New |
| CoreFirst Bank & Trust | 100 | $6.61K | 0.00% | +100 | New |
| Sterling Capital Management LLC | 98 | $6.47K | 0.00% | −240−71.0% | Reduced |
| Private Trust Co NA | 82 | $5.42K | 0.00% | 00.0% | Unchanged |
| Albion Financial Group | 75 | $4.96K | 0.00% | 00.0% | Unchanged |
| Ameritas Advisory Services, LLC | 70 | $4.63K | 0.00% | +70 | New |
| Smartleaf Asset Management LLC | 67 | $4.49K | 0.00% | −209−75.7% | Reduced |
| Massmutual Trust Co FSB | 66 | $4.36K | 0.00% | +44+200.0% | Added |
| Chapman Financial Group, LLC | 65 | $4.29K | 0.00% | +65 | New |
| Bartlett & Co. Wealth Management LLC | 59 | $3.90K | 0.00% | 00.0% | Unchanged |
| Principal Securities, Inc. | 46 | $3.04K | 0.00% | −3−6.1% | Reduced |
| Rise Advisors, LLC | 43 | $2.84K | 0.00% | +43 | New |
| MJT & Associates Financial Advisory Group, Inc. | 41 | $2.71K | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 40 | $2.65K | 0.00% | +40 | New |
| Whittier Trust Co | 40 | $2.64K | 0.00% | 00.0% | Unchanged |
| Global Retirement Partners, LLC | 33 | $2.18K | 0.00% | +33 | New |
| Public Employees Retirement System of Ohio | 31 | $2.05K | 0.00% | −24,062−99.9% | Reduced |
| Avion Wealth | 35 | $2.00K | 0.00% | +2+6.1% | Added |
| Huntington National Bank | 25 | $1.65K | 0.00% | −27−51.9% | Reduced |
| Harbour Investments, Inc. | 25 | $1.65K | 0.00% | 00.0% | Unchanged |
| Beaird Harris Wealth Management, LLC | 22 | $1.45K | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 17 | $1.12K | 0.00% | −103−85.8% | Reduced |
| North Star Investment Management Corp. | 15 | $991 | 0.00% | 00.0% | Unchanged |
| Spire Wealth Management | 15 | $991 | 0.00% | 00.0% | Unchanged |
| Bare Financial Services, Inc | 14 | $925 | 0.00% | +14 | New |
| MAI Capital Management | 12 | $793 | 0.00% | 00.0% | Unchanged |
| CVA Family Office, LLC | 11 | $727 | 0.00% | +11 | New |
| Tradewinds Capital Management, LLC | 10 | $661 | 0.00% | 00.0% | Unchanged |
| NBT Bank N A | 10 | $661 | 0.00% | 00.0% | Unchanged |
| Riggs Asset Managment Co. Inc. | 5 | $331 | 0.00% | +5 | New |
| Clearstead Advisors, LLC | 4 | $265 | 0.00% | +4 | New |