Ambarella Inc
AMBA- 交易所
- Nasdaq
- 產業
- Semiconductors & Related Devices
- SEC CIK
- 0001280263
近 90 天，Ambarella Inc 內部人申報 0 筆公開市場買進、9 筆賣出；2026 年第 2 季末有 341 家機構在 13F 申報持有，市值合計 $31.3 億；沒有大師持有。
2026 年第 2 季 13F 持有人
Ambarella Inc 在 2026/6/30 季末的機構持股。管理 1 億美元以上美股的機構，每季結束後 45 天內要用 13F 申報多頭部位。13F 是什麼
- 持有機構
- 341
- 較 2026 年第 1 季 +38 家
- 持有股數
- 3,590 萬
- 較 2026 年第 1 季 −56.2 萬 (−1.5%)
- 總市值
- $31.3 億
- 較 2026 年第 1 季 +$12.5 億 (+66.9%)
- 新進機構
- 88
- 另有 118 家加碼
- 清倉機構
- 50
- 另有 89 家減碼
另有 4 家機構在 2026 年第 1 季持有、還沒有申報 2026 年第 2 季 13F：沒申報不算清倉，也不計入上面的變化。
歷季持有家數與市值
2021 年第 1 季起，每季在 13F 申報持有 AMBA 的機構家數與合計市值。市值是各季季末的申報市值，也會跟著股價漲跌。
| 季度 | 家數 | 市值 |
|---|---|---|
| 2026 年第 2 季 | 341 | $31.3 億 |
| 2026 年第 1 季 | 307 | $18.8 億 |
| 2025 年第 4 季 | 324 | $26.9 億 |
| 2025 年第 3 季 | 329 | $29.5 億 |
| 2025 年第 2 季 | 305 | $23.3 億 |
| 2025 年第 1 季 | 298 | $17.8 億 |
| 2024 年第 4 季 | 299 | $24.6 億 |
| 2024 年第 3 季 | 265 | $18.7 億 |
| 2024 年第 2 季 | 262 | $18.6 億 |
| 2024 年第 1 季 | 269 | $18.4 億 |
| 2023 年第 4 季 | 258 | $21.5 億 |
| 2023 年第 3 季 | 254 | $16.4 億 |
| 2023 年第 2 季 | 258 | $25.8 億 |
| 2023 年第 1 季 | 272 | $23.5 億 |
| 2022 年第 4 季 | 265 | $25.8 億 |
| 2022 年第 3 季 | 244 | $17.8 億 |
| 2022 年第 2 季 | 267 | $19.6 億 |
| 2022 年第 1 季 | 293 | $30.9 億 |
| 2021 年第 4 季 | 328 | $57.3 億 |
| 2021 年第 3 季 | 281 | $44.4 億 |
| 2021 年第 2 季 | 259 | $29.9 億 |
| 2021 年第 1 季 | 266 | $28.0 億 |
2026 年第 2 季持有機構
每家機構持有 Ambarella Inc 的股數、市值與佔組合比重；股數變化跟 2026 年第 1 季比。
| 機構 | 股數 | 市值 | 佔組合 % | 股數變化 | 動作 |
|---|---|---|---|---|---|
| SWS Partners | 132,050 | $1,133 萬 | 2.45% | +40,613+44.4% | 加碼 |
| Handelsbanken Fonder AB | 134,397 | $1,153 萬 | 0.03% | −262,293−66.1% | 減碼 |
| Needham Investment Management LLC | 135,000 | $1,158 萬 | 0.35% | +115,000+575.0% | 加碼 |
| Samjo Management, LLC | 136,955 | $1,175 萬 | 4.01% | +95,325+229.0% | 加碼 |
| UBS Group AG | 143,071 | $1,228 萬 | 0.00% | −170,975−54.4% | 減碼 |
| Deutsche Bank AG | 150,163 | $1,288 萬 | 0.00% | +54,703+57.3% | 加碼 |
| Panagora Asset Management Inc | 150,261 | $1,289 萬 | 0.04% | +63,094+72.4% | 加碼 |
| Robinhood Asset Management, LLC | 159,123 | $1,365 萬 | 0.73% | +159,123 | 新進 |
| Raymond James Financial Inc | 187,266 | $1,607 萬 | 0.00% | +970+0.5% | 加碼 |
| Algert Global LLC | 297,624 | $2,554 萬 | 0.30% | −111,596−27.3% | 減碼 |
| Vanguard Fiduciary Trust Co | 298,076 | $2,557 萬 | 0.01% | +13,787+4.8% | 加碼 |
| FMR LLC | 316,013 | $2,711 萬 | 0.00% | +13,676+4.5% | 加碼 |
| Oberweis Asset Management Inc | 342,254 | $2,937 萬 | 0.61% | +47,069+15.9% | 加碼 |
| Nomura Asset Management International Inc. | 358,122 | $3,073 萬 | 0.05% | +358,122 | 新進 |
| Squarepoint Ops LLC | 358,889 | $3,079 萬 | 0.06% | −101,691−22.1% | 減碼 |
| Bank of America Corp | 361,932 | $3,105 萬 | 0.00% | −119,826−24.9% | 減碼 |
| Goldman Sachs Group Inc | 379,423 | $3,255 萬 | 0.00% | +169,606+80.8% | 加碼 |
| Charles Schwab Investment Management Inc | 379,551 | $3,257 萬 | 0.00% | +16,260+4.5% | 加碼 |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 394,182 | $3,382 萬 | 0.03% | +9,386+2.4% | 加碼 |
| Northern Trust Corp | 403,692 | $3,464 萬 | 0.00% | +28,912+7.7% | 加碼 |
| Pinnacle Associates Ltd | 408,846 | $3,508 萬 | 0.38% | −21,403−5.0% | 減碼 |
| Nuveen, LLC | 439,002 | $3,767 萬 | 0.01% | −48,818−10.0% | 減碼 |
| AQR Capital Management LLC | 495,583 | $4,252 萬 | 0.01% | −2320.0% | 減碼 |
| Jacobs Levy Equity Management, Inc | 504,409 | $4,328 萬 | 0.16% | +139,980+38.4% | 加碼 |
| T. Rowe Price Investment Management, Inc. | 513,569 | $4,407 萬 | 0.03% | +255,769+99.2% | 加碼 |
| D. E. Shaw & Co., Inc. | 515,084 | $4,419 萬 | 0.03% | +269,919+110.1% | 加碼 |
| Mirae Asset Global ETFs Holdings Ltd. | 562,013 | $4,706 萬 | 0.06% | +20,112+3.7% | 加碼 |
| Morgan Stanley | 611,551 | $5,247 萬 | 0.00% | −113,104−15.6% | 減碼 |
| Exchange Traded Concepts, LLC | 630,697 | $5,411 萬 | 0.27% | +59,117+10.3% | 加碼 |
| Connor, Clark & Lunn Investment Management Ltd. | 685,726 | $5,884 萬 | 0.11% | +85,220+14.2% | 加碼 |
| Dimensional Fund Advisors LP | 718,154 | $6,157 萬 | 0.01% | +79,567+12.5% | 加碼 |
| Stephens Investment Management Group LLC | 721,711 | $6,192 萬 | 0.66% | +246,570+51.9% | 加碼 |
| Menora Mivtachim Holdings Ltd. | 757,571 | $6,500 萬 | 0.25% | +757,571 | 新進 |
| Geode Capital Management, LLC | 1,098,120 | $9,424 萬 | 0.01% | +68,891+6.7% | 加碼 |
| Legal & General Group Plc | 1,116,729 | $9,582 萬 | 0.02% | +190,333+20.5% | 加碼 |
| Manufacturers Life Insurance Company, The | 1,186,541 | $1.58 億 | 0.12% | −399,541−25.2% | 減碼 |
| Vanguard Capital Management LLC | 1,873,539 | $1.61 億 | 0.00% | +58,936+3.2% | 加碼 |
| State Street Corp | 2,562,733 | $2.20 億 | 0.01% | +586,269+29.7% | 加碼 |
| Price T Rowe Associates Inc | 2,598,976 | $2.23 億 | 0.02% | +1,646,661+172.9% | 加碼 |
| Vanguard Portfolio Management LLC | 3,688,405 | $3.16 億 | 0.01% | −28,458−0.8% | 減碼 |
| BlackRock, Inc. | 3,944,592 | $3.38 億 | 0.01% | +155,377+4.1% | 加碼 |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −931,862−100.0% | 清倉 |
| FIFTHDELTA Ltd | 0 | $0 | 0.00% | −546,538−100.0% | 清倉 |
| Woodline Partners LP | 0 | $0 | 0.00% | −349,479−100.0% | 清倉 |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −289,849−100.0% | 清倉 |
| Hawk Ridge Capital Management LP | 0 | $0 | 0.00% | −276,100−100.0% | 清倉 |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −249,542−100.0% | 清倉 |
| Freemont Management S.A. | 0 | $0 | 0.00% | −135,800−100.0% | 清倉 |
| Shannon River Fund Management LLC | 0 | $0 | 0.00% | −114,940−100.0% | 清倉 |
| Lord, Abbett & Co. LLC | 0 | $0 | 0.00% | −76,646−100.0% | 清倉 |
| Trexquant Investment LP | 0 | $0 | 0.00% | −49,294−100.0% | 清倉 |
| Susquehanna Portfolio Strategies, LLC | 0 | $0 | 0.00% | −42,202−100.0% | 清倉 |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −25,210−100.0% | 清倉 |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −25,225−100.0% | 清倉 |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −23,073−100.0% | 清倉 |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −17,014−100.0% | 清倉 |
| Steel Peak Wealth Management LLC | 0 | $0 | 0.00% | −14,691−100.0% | 清倉 |
| Nano Cap New Millennium Growth Fund L P | 0 | $0 | 0.00% | −12,000−100.0% | 清倉 |
| Mirabella Financial Services LLP | 0 | $0 | 0.00% | −9,705−100.0% | 清倉 |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −8,677−100.0% | 清倉 |
| FORA Capital, LLC | 0 | $0 | 0.00% | −7,114−100.0% | 清倉 |
| Perbak Capital Partners LLP | 0 | $0 | 0.00% | −6,964−100.0% | 清倉 |
| Bridgefront Capital, LLC | 0 | $0 | 0.00% | −6,608−100.0% | 清倉 |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −6,109−100.0% | 清倉 |
| Natixis | 0 | $0 | 0.00% | −5,923−100.0% | 清倉 |
| Headlands Technologies LLC | 0 | $0 | 0.00% | −5,831−100.0% | 清倉 |
| Jackson Creek Investment Advisors LLC | 0 | $0 | 0.00% | −4,943−100.0% | 清倉 |
| AlphaGrep UK Ltd | 0 | $0 | 0.00% | −4,774−100.0% | 清倉 |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 0 | $0 | 0.00% | −4,730−100.0% | 清倉 |
| State of Tennessee, Treasury Department | 0 | $0 | 0.00% | −3,624−100.0% | 清倉 |
| Archer Investment Corp | 0 | $0 | 0.00% | −3,574−100.0% | 清倉 |
| Asset Management One Co.,Ltd. | 0 | $0 | 0.00% | −2,802−100.0% | 清倉 |
| Pension & Wealth Management Advisors, Inc. | 0 | $0 | 0.00% | −2,330−100.0% | 清倉 |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −1,792−100.0% | 清倉 |
| Bayforest Capital Ltd | 0 | $0 | 0.00% | −976−100.0% | 清倉 |
| Eurizon Capital SGR S.p.A. | 0 | $0 | 0.00% | −874−100.0% | 清倉 |
| MAI Capital Management | 0 | $0 | 0.00% | −718−100.0% | 清倉 |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −401−100.0% | 清倉 |
| Optiver Holding B.V. | 0 | $0 | 0.00% | −279−100.0% | 清倉 |
| Root Financial Partners, LLC | 0 | $0 | 0.00% | −228−100.0% | 清倉 |
| REAP Financial Group, LLC | 0 | $0 | 0.00% | −200−100.0% | 清倉 |
| Pinney & Scofield, Inc. | 0 | $0 | 0.00% | −200−100.0% | 清倉 |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −178−100.0% | 清倉 |
| Golden State Equity Partners | 0 | $0 | 0.00% | −35−100.0% | 清倉 |
| Bank of Jackson Hole Trust | 0 | $0 | 0.00% | −33−100.0% | 清倉 |
| Plante Moran Financial Advisors, LLC | 0 | $0 | 0.00% | −25−100.0% | 清倉 |
| Beaird Harris Wealth Management, LLC | 0 | $0 | 0.00% | −22−100.0% | 清倉 |
| Strategic Wealth Partners, Ltd. | 0 | $0 | 0.00% | −16−100.0% | 清倉 |
| Abound Wealth Management | 0 | $0 | 0.00% | −2−100.0% | 清倉 |
| Northwestern Mutual Wealth Management Co | 0 | $0 | 0.00% | −2−100.0% | 清倉 |
| Assetmark, Inc | 0 | $0 | 0.00% | −1−100.0% | 清倉 |
| Janus Henderson Group PLC | – | – | – | – | 本季未申報 |
| CWM, LLC | – | – | – | – | 本季未申報 |
| Cim Investment Mangement Inc | – | – | – | – | 本季未申報 |
| Sunbelt Securities, Inc. | – | – | – | – | 本季未申報 |