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 8 sales; 341 institutions reported holding it in 13F filings for Q2 2026, worth $3.13B in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Ambarella Inc as of Dec 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
- 324
- +4 vs. Q3 2025
- Shares held
- 37.0M
- +1.89M (+5.4%) vs. Q3 2025
- Total value
- $2.62B
- −$276.6M (−9.5%) vs. Q3 2025
- New holders
- 58
- 101 more added
- Sold out
- 54
- 118 more reduced
9 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2025
Shares, value and share of portfolio for each institution holding Ambarella Inc; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Covestor Ltd | 2 | $0 | 0.00% | 00.0% | Unchanged |
| Measured Wealth Private Client Group, LLC | 1 | $52 | 0.00% | 00.0% | Unchanged |
| Abound Wealth Management | 2 | $164 | 0.00% | +2 | New |
| Private Wealth Asset Management, LLC | 4 | $283 | 0.00% | 00.0% | Unchanged |
| Keating Financial Advisory Services, Inc. | 6 | $425 | 0.00% | +6 | New |
| McGuire Capital Advisors Inc | 6 | $425 | 0.00% | +6 | New |
| Trust Co | 7 | $496 | 0.00% | +7 | New |
| Optima Capital LLC | 7 | $496 | 0.00% | +7 | New |
| NBT Bank N A | 71 | $708 | 0.00% | −12−14.5% | Reduced |
| Spire Wealth Management | 10 | $708 | 0.00% | 00.0% | Unchanged |
| ORG Partners LLC | 10 | $708 | 0.00% | +10 | New |
| Tradewinds Capital Management, LLC | 10 | $709 | 0.00% | 00.0% | Unchanged |
| CVA Family Office, LLC | 11 | $779 | 0.00% | 00.0% | Unchanged |
| Golden State Wealth Management, LLC | 12 | $850 | 0.00% | +12 | New |
| Bare Financial Services, Inc | 14 | $992 | 0.00% | 00.0% | Unchanged |
| Hantz Financial Services, Inc. | 12 | $1.00K | 0.00% | +12 | New |
| North Star Investment Management Corp. | 15 | $1.06K | 0.00% | 00.0% | Unchanged |
| Torren Management, LLC | 17 | $1.20K | 0.00% | +17 | New |
| True Wealth Design, LLC | 17 | $1.21K | 0.00% | 00.0% | Unchanged |
| Assetmark, Inc | 19 | $1.35K | 0.00% | 00.0% | Unchanged |
| Beaird Harris Wealth Management, LLC | 22 | $1.56K | 0.00% | 00.0% | Unchanged |
| MAI Capital Management | 22 | $1.56K | 0.00% | +10+83.3% | Added |
| MJT & Associates Financial Advisory Group, Inc. | 25 | $1.77K | 0.00% | −16−39.0% | Reduced |
| Huntington National Bank | 25 | $1.77K | 0.00% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 25 | $1.77K | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 25 | $1.77K | 0.00% | +2+8.7% | Added |
| Avion Wealth | 35 | $2.00K | 0.00% | 00.0% | Unchanged |
| Bank of Jackson Hole Trust | 33 | $2.34K | 0.00% | +33 | New |
| Global Retirement Partners, LLC | 35 | $2.48K | 0.00% | −16−31.4% | Reduced |
| Parkside Financial Bank & Trust | 40 | $2.83K | 0.00% | 00.0% | Unchanged |
| Ancora Advisors, LLC | 49 | $3.47K | 0.00% | 00.0% | Unchanged |
| Hilton Head Capital Partners, LLC | 50 | $3.54K | 0.00% | +50 | New |
| Colonial Trust Co | 51 | $3.56K | 0.00% | +51 | New |
| Quattro Advisors LLC | 56 | $3.97K | 0.00% | +56 | New |
| Bartlett & Co. Wealth Management LLC | 59 | $4.18K | 0.00% | 00.0% | Unchanged |
| Massmutual Trust Co FSB | 61 | $4.32K | 0.00% | −5−7.6% | Reduced |
| Chapman Financial Group, LLC | 65 | $4.61K | 0.00% | 00.0% | Unchanged |
| Bessemer Group Inc | 76 | $5.00K | 0.00% | +60+375.0% | Added |
| Albion Financial Group | 75 | $5.31K | 0.00% | 00.0% | Unchanged |
| Quarry LP | 90 | $6.38K | 0.00% | −703−88.7% | Reduced |
| Basecamp Wealth Advisors LLC | 96 | $6.80K | 0.00% | +96 | New |
| Caldwell Sutter Capital, Inc. | 100 | $7.08K | 0.00% | −25−20.0% | Reduced |
| Danske Bank A/S | 100 | $7.08K | 0.00% | 00.0% | Unchanged |
| Cedar Mountain Advisors, LLC | 100 | $7.08K | 0.00% | 00.0% | Unchanged |
| Pinnacle Wealth Planning Services, Inc. | 103 | $7.30K | 0.00% | +103 | New |
| Garner Asset Management Corp | 110 | $7.79K | 0.00% | +110 | New |
| Greykasell Wealth Strategies, Inc. | 115 | $8.15K | 0.00% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 120 | $8.37K | 0.00% | +1+0.8% | Added |
| Silicon Valley Capital Partners | 124 | $8.80K | 0.00% | +124 | New |
| Private Trust Co NA | 145 | $10.3K | 0.00% | −40−21.6% | Reduced |
| CIBC Private Wealth Group, LLC | 161 | $11.4K | 0.00% | 00.0% | Unchanged |
| Bayforest Capital Ltd | 165 | $11.7K | 0.01% | −4,389−96.4% | Reduced |
| Global X Japan Co., Ltd. | 170 | $12.0K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 172 | $12.2K | 0.00% | 00.0% | Unchanged |
| Quadrant Capital Group LLC | 178 | $12.6K | 0.00% | 00.0% | Unchanged |
| Umb Bank N A | 190 | $13.5K | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 198 | $14.0K | 0.00% | +47+31.1% | Added |
| Larson Financial Group LLC | 199 | $14.1K | 0.00% | +11+5.9% | Added |
| Essential Partners LLC | 253 | $17.9K | 0.01% | −110−30.3% | Reduced |
| Truvestments Capital LLC | 262 | $18.6K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 263 | $18.6K | 0.00% | +164+165.7% | Added |
| CoreCap Advisors, LLC | 266 | $18.8K | 0.00% | −250−48.4% | Reduced |
| AdvisorNet Financial, Inc | 270 | $19.1K | 0.00% | −70−20.6% | Reduced |
| Ronald Blue Trust, Inc. | 278 | $19.7K | 0.00% | +3+1.1% | Added |
| GAMMA Investing LLC | 337 | $23.9K | 0.00% | +15+4.7% | Added |
| SRS Capital Advisors, Inc. | 357 | $25.3K | 0.00% | −3,442−90.6% | Reduced |
| Versant Capital Management, Inc | 371 | $26.3K | 0.00% | +4+1.1% | Added |
| Jones Financial Companies LLLP | 392 | $27.8K | 0.00% | +126+47.4% | Added |
| Nisa Investment Advisors, LLC | 398 | $28.2K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 416 | $29.5K | 0.00% | +22+5.6% | Added |
| EverSource Wealth Advisors, LLC | 416 | $29.5K | 0.00% | −36−8.0% | Reduced |
| Federation des caisses Desjardins du Quebec | 460 | $32.6K | 0.00% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 525 | $37.2K | 0.00% | +325+162.5% | Added |
| Signaturefd, LLC | 529 | $37.4K | 0.00% | −7−1.3% | Reduced |
| Rothschild Investment LLC | 645 | $45.7K | 0.00% | +4+0.6% | Added |
| Flagship Harbor Advisors, LLC | 680 | $48.2K | 0.00% | +680 | New |
| Nomura Asset Management Co Ltd | 750 | $53.1K | 0.00% | +750 | New |
| Daiwa Securities Group Inc. | 848 | $60.0K | 0.00% | −195−18.7% | Reduced |
| DekaBank Deutsche Girozentrale | 1,266 | $64.0K | 0.00% | 00.0% | Unchanged |
| Nano Cap New Millennium Growth Fund L P | 1,000 | $70.8K | 0.06% | +1,000 | New |
| Farther Finance Advisors, LLC | 1,001 | $70.9K | 0.00% | −972−49.3% | Reduced |
| Kemnay Advisory Services Inc. | 1,002 | $71.0K | 0.01% | +1,002 | New |
| Johnson Financial Group, Inc. | 1,018 | $72.1K | 0.00% | 00.0% | Unchanged |
| State of Wyoming | 1,176 | $83.3K | 0.01% | +263+28.8% | Added |
| Kestra Advisory Services, LLC | 1,243 | $88.0K | 0.00% | +1,243 | New |
| Amalgamated Bank | 1,280 | $91.0K | 0.00% | −50−3.8% | Reduced |
| SBI Securities Co., Ltd. | 1,464 | $103.7K | 0.00% | +1,188+430.4% | Added |
| State of Alaska, Department of Revenue | 1,968 | $139.0K | 0.00% | 00.0% | Unchanged |
| Advisors Asset Management, Inc. | 1,987 | $140.8K | 0.00% | +485+32.3% | Added |
| US Bancorp | 2,065 | $146.3K | 0.00% | −1,226−37.3% | Reduced |
| Tower Research Capital LLC (TRC) | 2,255 | $159.7K | 0.00% | +64+2.9% | Added |
| Ensign Peak Advisors, Inc | 2,640 | $187.0K | 0.00% | −5,950−69.3% | Reduced |
| Virginia Retirement Systems Et Al | 2,950 | $209.0K | 0.00% | +2,950 | New |
| Krilogy Financial LLC | 3,126 | $209.6K | 0.01% | +3,126 | New |
| Knuff & Co LLC | 3,020 | $213.9K | 0.06% | +3,020 | New |
| Pallas Capital Advisors LLC | 3,109 | $220.2K | 0.01% | +190+6.5% | Added |
| CAPROCK Group, Inc. | 3,179 | $225.2K | 0.00% | −302−8.7% | Reduced |
| Asset Management One Co.,Ltd. | 3,233 | $226.5K | 0.00% | +108+3.5% | Added |
| Versor Investments LP | 3,227 | $228.6K | 0.04% | −8,803−73.2% | Reduced |
| Xponance, Inc. | 3,248 | $230.1K | 0.00% | −268−7.6% | Reduced |