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。
2021 年第 3 季 13F 持有人
Ambarella Inc 在 2021/9/30 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
- 281
- 較 2021 年第 2 季 +24 家
- 持有股數
- 2,849 萬
- 較 2021 年第 2 季 +113.5 萬 (+4.2%)
- 總市值
- $44.4 億
- 較 2021 年第 2 季 +$15.2 億 (+51.9%)
- 新進機構
- 53
- 另有 72 家加碼
- 清倉機構
- 29
- 另有 121 家減碼
另有 3 家機構在 2021 年第 2 季持有、還沒有申報 2021 年第 3 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 | $26.2 億 |
| 2025 年第 3 季 | 329 | $29.3 億 |
| 2025 年第 2 季 | 305 | $23.2 億 |
| 2025 年第 1 季 | 298 | $17.7 億 |
| 2024 年第 4 季 | 299 | $24.6 億 |
| 2024 年第 3 季 | 265 | $18.6 億 |
| 2024 年第 2 季 | 262 | $18.3 億 |
| 2024 年第 1 季 | 269 | $16.9 億 |
| 2023 年第 4 季 | 258 | $20.2 億 |
| 2023 年第 3 季 | 254 | $16.4 億 |
| 2023 年第 2 季 | 258 | $25.8 億 |
| 2023 年第 1 季 | 273 | $23.5 億 |
| 2022 年第 4 季 | 265 | $25.8 億 |
| 2022 年第 3 季 | 244 | $17.0 億 |
| 2022 年第 2 季 | 267 | $19.2 億 |
| 2022 年第 1 季 | 293 | $30.1 億 |
| 2021 年第 4 季 | 328 | $57.2 億 |
| 2021 年第 3 季 | 281 | $44.4 億 |
| 2021 年第 2 季 | 260 | $29.2 億 |
| 2021 年第 1 季 | 266 | $27.8 億 |
2021 年第 3 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 2021 年第 2 季比。
| 機構 | 股數 | 市值 | 佔組合 % | 股數變化 | 動作 |
|---|---|---|---|---|---|
| UBS Group AG | 31,010 | $483.0 萬 | 0.00% | +4,251+15.9% | 加碼 |
| PDT Partners, LLC | 30,700 | $478.1 萬 | 0.34% | −25,062−44.9% | 減碼 |
| Group One Trading, L.P. | 30,088 | $468.6 萬 | 0.10% | +5,176+20.8% | 加碼 |
| Sandler Capital Management | 30,000 | $467.2 萬 | 0.54% | +30,000 | 新進 |
| Natixis Advisors, L.P. | 28,806 | $448.6 萬 | 0.02% | +1,807+6.7% | 加碼 |
| State of New Jersey Common Pension Fund D | 28,322 | $441.1 萬 | 0.01% | +736+2.7% | 加碼 |
| Caption Management, LLC | 27,000 | $420.5 萬 | 0.28% | +27,000 | 新進 |
| AQR Capital Management LLC | 25,843 | $402.5 萬 | 0.01% | +9,909+62.2% | 加碼 |
| Advisor Group Holdings, Inc. | 25,500 | $397.1 萬 | 0.01% | +13,068+105.1% | 加碼 |
| Weiss Multi-Strategy Advisers LLC | 25,000 | $389.4 萬 | 0.08% | −31,156−55.5% | 減碼 |
| Barclays PLC | 24,741 | $385.4 萬 | 0.00% | +10,513+73.9% | 加碼 |
| Ardsley Advisory Partners LP | 24,000 | $373.8 萬 | 0.78% | +1,500+6.7% | 加碼 |
| Employees Retirement System of Texas | 24,000 | $373.8 萬 | 0.04% | +11,000+84.6% | 加碼 |
| Skandinaviska Enskilda Banken AB (publ) | 22,760 | $354.7 萬 | 0.02% | +3,508+18.2% | 加碼 |
| Citigroup Inc | 21,809 | $339.6 萬 | 0.00% | −6,350−22.6% | 減碼 |
| PEAK6 Investments LLC | 20,635 | $321.4 萬 | 0.06% | +3,824+22.7% | 加碼 |
| McDonald Partners LLC | 20,246 | $315.3 萬 | 0.74% | +75+0.4% | 加碼 |
| Granite Point Capital Management, L.P. | 20,000 | $311.5 萬 | 1.21% | +1,000+5.3% | 加碼 |
| Advisory Research Inc | 19,553 | $304.5 萬 | 0.20% | +7,845+67.0% | 加碼 |
| BNP Paribas Arbitrage, SA | 19,509 | $303.8 萬 | 0.01% | +2,092+12.0% | 加碼 |
| American International Group, Inc. | 19,131 | $297.9 萬 | 0.02% | −456−2.3% | 減碼 |
| EAM Investors, LLC | 18,494 | $288.0 萬 | 0.49% | +18,494 | 新進 |
| Manufacturers Life Insurance Company, The | 17,878 | $278.4 萬 | 0.00% | −1,639−8.4% | 減碼 |
| LPL Financial LLC | 17,063 | $265.7 萬 | 0.00% | +8,532+100.0% | 加碼 |
| Quantitative Investment Management, LLC | 16,823 | $262.0 萬 | 0.24% | +16,823 | 新進 |
| Stifel Financial Corp | 16,696 | $260.0 萬 | 0.00% | −3,307−16.5% | 減碼 |
| Gilder Gagnon Howe & Co LLC | 15,985 | $249.0 萬 | 0.01% | −2,725−14.6% | 減碼 |
| Capital Fund Management S.A. | 15,950 | $248.4 萬 | 0.07% | +15,950 | 新進 |
| Zweig-DiMenna Associates LLC | 15,800 | $246.1 萬 | 0.17% | +15,800 | 新進 |
| Envestnet Asset Management Inc | 15,411 | $240.0 萬 | 0.00% | −2,534−14.1% | 減碼 |
| Price T Rowe Associates Inc | 15,361 | $239.2 萬 | 0.00% | +804+5.5% | 加碼 |
| Occudo Quantitative Strategies LP | 14,598 | $227.3 萬 | 0.27% | −7,479−33.9% | 減碼 |
| First National Bank of Omaha | 13,897 | $216.4 萬 | 0.11% | −5,441−28.1% | 減碼 |
| State Board of Administration of Florida Retirement System | 13,827 | $215.3 萬 | 0.00% | +380+2.8% | 加碼 |
| Voya Investment Management LLC | 13,592 | $211.7 萬 | 0.00% | −191−1.4% | 減碼 |
| Arrowstreet Capital, Limited Partnership | 13,300 | $207.1 萬 | 0.00% | −7,900−37.3% | 減碼 |
| Cutler Group LP | 12,853 | $200.1 萬 | 0.15% | +6,914+116.4% | 加碼 |
| BIT Capital GmbH | 12,825 | $199.7 萬 | 0.12% | +12,825 | 新進 |
| Healthcare of Ontario Pension Plan Trust Fund | 12,753 | $198.6 萬 | 0.00% | −45,100−78.0% | 減碼 |
| STRS Ohio | 12,600 | $196.2 萬 | 0.01% | −2,400−16.0% | 減碼 |
| MetLife Investment Management | 12,092 | $188.3 萬 | 0.02% | −664−5.2% | 減碼 |
| Quattro Financial Advisors LLC | 10,000 | $171.0 萬 | 0.46% | 00.0% | 不變 |
| Comerica Bank | 9,405 | $163.0 萬 | 0.01% | −941−9.1% | 減碼 |
| EAM Global Investors LLC | 10,168 | $158.4 萬 | 0.37% | +10,168 | 新進 |
| Arizona State Retirement System | 9,878 | $153.8 萬 | 0.01% | +317+3.3% | 加碼 |
| Los Angeles Capital Management LLC | 9,815 | $152.9 萬 | 0.01% | −214−2.1% | 減碼 |
| L & S Advisors Inc | 9,796 | $152.6 萬 | 0.16% | +9,796 | 新進 |
| Quantbot Technologies LP | 9,263 | $144.2 萬 | 0.11% | +9,263 | 新進 |
| Jane Street Group, LLC | 9,195 | $143.3 萬 | 0.00% | −8,527−48.1% | 減碼 |
| Cna Financial Corp | 9,160 | $142.7 萬 | 0.39% | +1,844+25.2% | 加碼 |
| Metropolitan Life Insurance Co | 9,062 | $141.1 萬 | 0.02% | −307−3.3% | 減碼 |
| Alpha DNA Investment Management LLC | 8,857 | $137.8 萬 | 0.97% | −4,639−34.4% | 減碼 |
| Janney Montgomery Scott LLC | 8,815 | $137.3 萬 | 0.01% | +3,640+70.3% | 加碼 |
| Handelsbanken Fonder AB | 8,644 | $134.6 萬 | 0.01% | +600+7.5% | 加碼 |
| O'Neil Global Advisors, Inc. | 8,620 | $134.2 萬 | 1.03% | +8,620 | 新進 |
| HRT Financial LP | 7,910 | $123.1 萬 | 0.01% | −14,935−65.4% | 減碼 |
| Hillsdale Investment Management Inc. | 7,900 | $123.0 萬 | 0.09% | +7,900 | 新進 |
| Leonteq Securities AG | 7,874 | $122.6 萬 | 0.07% | −1,966−20.0% | 減碼 |
| Engineers Gate Manager LP | 7,679 | $119.6 萬 | 0.07% | −9,151−54.4% | 減碼 |
| Mitsubishi UFJ Trust & Banking Corp | 7,378 | $114.9 萬 | 0.00% | −315−4.1% | 減碼 |
| Redmond Asset Management, LLC | 7,256 | $113.0 萬 | 0.35% | 00.0% | 不變 |
| Cresset Asset Management, LLC | 7,231 | $112.6 萬 | 0.02% | +1,546+27.2% | 加碼 |
| Algert Global LLC | 6,942 | $108.1 萬 | 0.14% | +6,942 | 新進 |
| White Pine Capital LLC | 6,860 | $106.8 萬 | 0.33% | −29−0.4% | 減碼 |
| Portolan Capital Management, LLC | 6,763 | $105.3 萬 | 0.08% | −3,752−35.7% | 減碼 |
| Amalgamated Bank | 6,219 | $96.9 萬 | 0.01% | −381−5.8% | 減碼 |
| American Century Companies Inc | 6,007 | $93.6 萬 | 0.00% | 00.0% | 不變 |
| Teacher Retirement System of Texas | 5,901 | $91.9 萬 | 0.00% | +1,419+31.7% | 加碼 |
| Public Employees Retirement Association of Colorado | 5,587 | $87.0 萬 | 0.00% | 00.0% | 不變 |
| Pearl River Capital, LLC | 5,104 | $79.5 萬 | 0.22% | +5,104 | 新進 |
| Glaxis Capital Management, LLC | 5,000 | $77.9 萬 | 1.65% | −8,000−61.5% | 減碼 |
| Two Sigma Securities, LLC | 4,616 | $71.9 萬 | 0.15% | +4,616 | 新進 |
| ProShare Advisors LLC | 4,481 | $69.8 萬 | 0.00% | −4,586−50.6% | 減碼 |
| Gamco Investors, Inc. Et Al | 4,424 | $68.9 萬 | 0.01% | −343−7.2% | 減碼 |
| The PNC Financial Services Group, Inc. | 4,163 | $64.8 萬 | 0.00% | −981−19.1% | 減碼 |
| AE Wealth Management LLC | 4,104 | $63.9 萬 | 0.01% | −1,971−32.4% | 減碼 |
| Azzad Asset Management Inc | 4,028 | $62.7 萬 | 0.09% | −3,452−46.1% | 減碼 |
| Gyon Technologies Capital Management, LP | 3,957 | $61.6 萬 | 0.17% | −7,673−66.0% | 減碼 |
| Truvestments Capital LLC | 3,788 | $59.0 萬 | 0.33% | −188−4.7% | 減碼 |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 3,657 | $57.0 萬 | 0.00% | 00.0% | 不變 |
| Nomura Holdings Inc | 3,572 | $55.0 萬 | 0.00% | +3,572 | 新進 |
| Wrapmanager Inc | 3,408 | $53.1 萬 | 0.14% | −1,161−25.4% | 減碼 |
| Guggenheim Capital LLC | 3,395 | $52.9 萬 | 0.00% | −292−7.9% | 減碼 |
| Prudential Financial Inc | 3,460 | $51.9 萬 | 0.00% | −5−0.1% | 減碼 |
| Sheets Smith Wealth Management | 3,270 | $50.9 萬 | 0.07% | −1,075−24.7% | 減碼 |
| Pitcairn Co | 3,209 | $50.0 萬 | 0.03% | −312−8.9% | 減碼 |
| Schroder Investment Management Group | 3,156 | $49.2 萬 | 0.00% | −318−9.2% | 減碼 |
| GAM Holding AG | 4,905 | $48.0 萬 | 0.02% | 00.0% | 不變 |
| McCollum Christoferson Group LLC | 2,995 | $46.6 萬 | 0.11% | 00.0% | 不變 |
| Steward Partners Investment Advisory, LLC | 2,975 | $46.3 萬 | 0.01% | −2,579−46.4% | 減碼 |
| Marshall Wace, LLP | 2,771 | $43.2 萬 | 0.00% | −2,267−45.0% | 減碼 |
| Raymond James & Associates | 2,772 | $43.2 萬 | 0.00% | −1,240−30.9% | 減碼 |
| HSBC Holdings PLC | 2,742 | $42.3 萬 | 0.00% | −1,375−33.4% | 減碼 |
| M&G Investment Management Ltd | 2,711 | $42.3 萬 | 0.00% | +2,711 | 新進 |
| Ameritas Investment Partners, Inc. | 2,680 | $41.7 萬 | 0.02% | −91−3.3% | 減碼 |
| Winslow Asset Management Inc | 2,675 | $41.7 萬 | 0.08% | 00.0% | 不變 |
| Pictet Asset Management SA | 2,600 | $40.5 萬 | 0.00% | +2,600 | 新進 |
| Weil Company, Inc. | 2,411 | $37.5 萬 | 0.20% | +2,411 | 新進 |
| Exane Derivatives | 2,335 | $36.4 萬 | 0.09% | −440−15.9% | 減碼 |
| US Bancorp | 2,291 | $35.6 萬 | 0.00% | +33+1.5% | 加碼 |