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 | $26.2 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 |
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 |
|---|---|---|---|---|---|
| KBC Group NV | 21,795 | $187.0 萬 | 0.00% | 00.0% | 不變 |
| Capital Fund Management S.A. | 21,407 | $183.7 萬 | 0.01% | +21,407 | 新進 |
| Red Spruce Capital, LLC | 20,385 | $174.9 萬 | 0.61% | +5,744+39.2% | 加碼 |
| Polymer Capital Management (US) LLC | 20,355 | $174.6 萬 | 0.26% | +20,355 | 新進 |
| PEAK6 LLC | 20,007 | $171.7 萬 | 0.04% | +20,007 | 新進 |
| Acadian Asset Management LLC | 19,922 | $170.5 萬 | 0.00% | −34,278−63.2% | 減碼 |
| Amundi | 19,733 | $169.3 萬 | 0.00% | +15,846+407.7% | 加碼 |
| Primecap Management Co | 19,100 | $163.9 萬 | 0.00% | −300−1.5% | 減碼 |
| Cerity Partners LLC | 19,093 | $163.8 萬 | 0.00% | +3,056+19.1% | 加碼 |
| Ieq Capital, LLC | 18,945 | $162.5 萬 | 0.01% | −13,463−41.5% | 減碼 |
| WBI Investments | 18,497 | $158.7 萬 | 0.39% | +18,497 | 新進 |
| Mackenzie Financial Corp | 18,235 | $156.5 萬 | 0.00% | +3,590+24.5% | 加碼 |
| Collar Capital Management, LLC | 18,133 | $155.6 萬 | 0.92% | −515−2.8% | 減碼 |
| Pathstone Holdings, LLC | 18,119 | $155.5 萬 | 0.00% | −170−0.9% | 減碼 |
| Caption Management, LLC | 18,000 | $154.4 萬 | 0.05% | +18,000 | 新進 |
| McDonald Partners LLC | 17,946 | $154.0 萬 | 0.37% | −125−0.7% | 減碼 |
| Jupiter Topco LLC | 17,898 | $153.6 萬 | 0.00% | +17,898 | 新進 |
| STRS Ohio | 17,700 | $151.9 萬 | 0.01% | +3,300+22.9% | 加碼 |
| Mariner, LLC | 17,500 | $149.8 萬 | 0.00% | −2,804−13.8% | 減碼 |
| Virtus ETF Advisers LLC | 17,442 | $149.7 萬 | 0.58% | +612+3.6% | 加碼 |
| Diversified Trust Co | 17,378 | $149.1 萬 | 0.02% | +6,740+63.4% | 加碼 |
| ACT Capital Management, LLC | 16,000 | $137.3 萬 | 0.90% | +16,000 | 新進 |
| Legato Capital Management LLC | 15,971 | $137.0 萬 | 0.11% | +476+3.1% | 加碼 |
| Vanguard Global Advisers, LLC | 15,968 | $137.0 萬 | 0.00% | −768−4.6% | 減碼 |
| New York State Common Retirement Fund | 15,425 | $132.3 萬 | 0.00% | +865+5.9% | 加碼 |
| Advisor Group Holdings, Inc. | 15,380 | $132.0 萬 | 0.00% | +4,155+37.0% | 加碼 |
| Campbell & CO Investment Adviser LLC | 15,054 | $129.2 萬 | 0.07% | +15,054 | 新進 |
| Summit Global Investments | 14,805 | $127.0 萬 | 0.07% | +563+4.0% | 加碼 |
| Lazard Asset Management LLC | 14,069 | $120.7 萬 | 0.00% | 00.0% | 不變 |
| Captrust Financial Advisors | 13,908 | $119.3 萬 | 0.00% | +3,590+34.8% | 加碼 |
| Envestnet Asset Management Inc | 13,456 | $115.5 萬 | 0.00% | +4,318+47.3% | 加碼 |
| State of New Jersey Common Pension Fund D | 13,451 | $115.4 萬 | 0.00% | +13,451 | 新進 |
| Intech Investment Management LLC | 13,322 | $114.3 萬 | 0.01% | −1,900−12.5% | 減碼 |
| Mercer Global Advisors Inc | 13,218 | $113.4 萬 | 0.00% | +2,938+28.6% | 加碼 |
| Gsa Capital Partners LLP | 13,211 | $113.4 萬 | 0.07% | −6,858−34.2% | 減碼 |
| Robeco Institutional Asset Management B.V. | 13,063 | $112.1 萬 | 0.00% | +80+0.6% | 加碼 |
| SBI Okasan Asset Management Co.Ltd. | 16,700 | $111.9 萬 | 0.04% | 00.0% | 不變 |
| Janney Montgomery Scott LLC | 12,697 | $108.9 萬 | 0.00% | +12,697 | 新進 |
| Police & Firemen's Retirement System of New Jersey | 12,583 | $108.0 萬 | 0.01% | +1,791+16.6% | 加碼 |
| Quantinno Capital Management LP | 12,368 | $106.1 萬 | 0.00% | +2,266+22.4% | 加碼 |
| Wealth Enhancement Advisory Services, LLC | 17,395 | $104.9 萬 | 0.00% | +524+3.1% | 加碼 |
| Artemis Wealth Advisors, LLC | 12,000 | $103.0 萬 | 0.12% | +12,000 | 新進 |
| Gamco Investors, Inc. Et Al | 11,879 | $101.9 萬 | 0.01% | +2,025+20.6% | 加碼 |
| Brevan Howard Capital Management LP | 11,571 | $99.3 萬 | 0.01% | −19,188−62.4% | 減碼 |
| Arizona State Retirement System | 11,479 | $98.5 萬 | 0.00% | +246+2.2% | 加碼 |
| Hennion & Walsh Asset Management, Inc. | 11,121 | $95.4 萬 | 0.03% | +2,184+24.4% | 加碼 |
| ProShare Advisors LLC | 11,099 | $95.2 萬 | 0.00% | +1,445+15.0% | 加碼 |
| State Board of Administration of Florida Retirement System | 10,760 | $92.3 萬 | 0.00% | 00.0% | 不變 |
| Counterpoint Mutual Funds LLC | 10,638 | $91.3 萬 | 0.09% | 00.0% | 不變 |
| Gabelli Funds LLC | 10,600 | $90.9 萬 | 0.01% | +10,600 | 新進 |
| Thrivent Financial for Lutherans | 10,574 | $90.7 萬 | 0.00% | 00.0% | 不變 |
| State of Wisconsin Investment Board | 10,547 | $90.5 萬 | 0.00% | +1,053+11.1% | 加碼 |
| Wesbanco Bank Inc | 10,500 | $90.1 萬 | 0.02% | +10,500 | 新進 |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 10,400 | $89.2 萬 | 0.00% | 00.0% | 不變 |
| P.A.W. Capital Corp | 10,000 | $85.8 萬 | 0.66% | +10,000 | 新進 |
| Keel Point, LLC | 9,835 | $84.4 萬 | 0.05% | 00.0% | 不變 |
| Vanguard Investments Australia, Ltd. | 9,827 | $84.3 萬 | 0.00% | 00.0% | 不變 |
| Krane Funds Advisors LLC | 9,823 | $84.3 萬 | 0.03% | +1,197+13.9% | 加碼 |
| SG Americas Securities, LLC | 9,696 | $83.2 萬 | 0.00% | −41,671−81.1% | 減碼 |
| TD Asset Management Inc | 9,498 | $81.5 萬 | 0.00% | +784+9.0% | 加碼 |
| KLP Kapitalforvaltning AS | 9,100 | $78.1 萬 | 0.00% | 00.0% | 不變 |
| K2 Principal Fund, L.P. | 9,000 | $77.2 萬 | 0.07% | +9,000 | 新進 |
| Walleye Trading LLC | 8,912 | $76.5 萬 | 0.01% | +1,928+27.6% | 加碼 |
| Themes Management Co LLC | 8,231 | $70.6 萬 | 0.47% | −846−9.3% | 減碼 |
| Voya Investment Management LLC | 8,115 | $69.6 萬 | 0.00% | +1,058+15.0% | 加碼 |
| Two Sigma Securities, LLC | 7,842 | $67.3 萬 | 0.06% | +7,842 | 新進 |
| Torrey Growth & Income Advisors | 8,000 | $66.4 萬 | 0.23% | +8,000 | 新進 |
| American Century Companies Inc | 7,517 | $64.5 萬 | 0.00% | +2,660+54.8% | 加碼 |
| Bailard, Inc. | 7,400 | $63.5 萬 | 0.01% | +3,200+76.2% | 加碼 |
| Impact Partnership Wealth, LLC | 7,387 | $63.4 萬 | 0.06% | +2,051+38.4% | 加碼 |
| Greenwood Capital Associates LLC | 7,075 | $60.7 萬 | 0.06% | −1,911−21.3% | 減碼 |
| PFG Advisors | 7,045 | $60.4 萬 | 0.03% | 00.0% | 不變 |
| Prudential Financial Inc | 6,975 | $59.8 萬 | 0.00% | +571+8.9% | 加碼 |
| Vident Advisory, LLC | 6,954 | $59.7 萬 | 0.00% | +757+12.2% | 加碼 |
| Stephens Inc | 6,775 | $58.1 萬 | 0.01% | +2,400+54.9% | 加碼 |
| Mirae Asset Global Investments Co., Ltd. | 6,668 | $57.2 萬 | 0.00% | −415−5.9% | 減碼 |
| Oak Associates, Ltd | 6,579 | $56.4 萬 | 0.03% | 00.0% | 不變 |
| Pictet Asset Management Holding SA | 6,541 | $56.1 萬 | 0.00% | +25+0.4% | 加碼 |
| Boothbay Fund Management, LLC | 6,487 | $55.7 萬 | 0.01% | −8,274−56.1% | 減碼 |
| Capstone Investment Advisors, LLC | 6,480 | $55.6 萬 | 0.00% | +1,627+33.5% | 加碼 |
| Harbour Capital Advisors, LLC | 7,110 | $55.0 萬 | 0.10% | +7,110 | 新進 |
| Jones Financial Companies LLLP | 8,753 | $54.4 萬 | 0.00% | +2,647+43.4% | 加碼 |
| HighPoint Advisor Group LLC | 6,138 | $52.7 萬 | 0.02% | +34+0.6% | 加碼 |
| Barclays PLC | 6,024 | $51.7 萬 | 0.00% | −9,644−61.6% | 減碼 |
| Financiere des Professionnels - Fonds d,investissement inc. | 5,907 | $50.7 萬 | 0.03% | +5,907 | 新進 |
| Canada Pension Plan Investment Board | 5,800 | $49.8 萬 | 0.00% | −13,400−69.8% | 減碼 |
| Cetera Investment Advisers | 5,729 | $49.2 萬 | 0.00% | +5,729 | 新進 |
| Caitong International Asset Management Co., Ltd | 5,651 | $48.5 萬 | 0.07% | +5,645+94,083.3% | 加碼 |
| Cresset Asset Management, LLC | 5,635 | $48.3 萬 | 0.00% | −29−0.5% | 減碼 |
| Two Sigma Investments, LP | 5,470 | $46.9 萬 | 0.00% | −7,298−57.2% | 減碼 |
| Inceptionr LLC | 5,465 | $46.9 萬 | 0.12% | −164−2.9% | 減碼 |
| JustInvest LLC | 5,389 | $46.2 萬 | 0.00% | +229+4.4% | 加碼 |
| Commonwealth Equity Services, LLC | 5,226 | $44.8 萬 | 0.00% | +1,251+31.5% | 加碼 |
| Sanctuary Advisors, LLC | 5,123 | $44.0 萬 | 0.00% | +1,201+30.6% | 加碼 |
| Walleye Capital LLC | 5,061 | $43.4 萬 | 0.00% | −205,873−97.6% | 減碼 |
| Greenland Capital Management LP | 5,051 | $43.3 萬 | 0.08% | +5,051 | 新進 |
| First Community Trust NA | 5,000 | $42.9 萬 | 0.19% | 00.0% | 不變 |
| Phoenix Holdings Ltd. | 4,900 | $41.9 萬 | 0.00% | 00.0% | 不變 |
| State of Wyoming | 4,880 | $41.9 萬 | 0.04% | −2,055−29.6% | 減碼 |
| Victory Capital Management Inc | 4,833 | $41.5 萬 | 0.00% | +174+3.7% | 加碼 |