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, Q2 2021
Institutional positions in Ambarella Inc as of Jun 30, 2021. 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
- 260
- −4 vs. Q1 2021
- Shares held
- 27.4M
- +30.1K (+0.1%) vs. Q1 2021
- Total value
- $2.92B
- +$179.7M (+6.6%) vs. Q1 2021
- New holders
- 37
- 88 more added
- Sold out
- 41
- 85 more reduced
2 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2021: 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 2021
Shares, value and share of portfolio for each institution holding Ambarella Inc; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| S Squared Technology, LLC | 79,551 | $8.48M | 3.84% | 00.0% | Unchanged |
| ArrowMark Colorado Holdings LLC | 90,000 | $9.60M | 0.07% | +15,000+20.0% | Added |
| G2 Investment Partners Management LLC | 93,000 | $9.92M | 1.64% | −12,075−11.5% | Reduced |
| Maplelane Capital, LLC | 93,000 | $9.92M | 0.77% | +37,300+67.0% | Added |
| Shell Asset Management Co | 95,783 | $10.2M | 0.20% | −2,279−2.3% | Reduced |
| State of Wisconsin Investment Board | 99,800 | $10.6M | 0.02% | 00.0% | Unchanged |
| Scout Investments, Inc. | 105,026 | $11.2M | 0.17% | −8,812−7.7% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 108,382 | $11.6M | 0.07% | −3,531−3.2% | Reduced |
| Victory Capital Management Inc | 111,391 | $11.9M | 0.01% | −7,421−6.2% | Reduced |
| Woodline Partners LP | 121,904 | $13.0M | 0.24% | +121,904 | New |
| KBC Group NV | 124,298 | $13.3M | 0.05% | −36,905−22.9% | Reduced |
| Voloridge Investment Management, LLC | 127,492 | $13.6M | 0.09% | −44,120−25.7% | Reduced |
| Bank of New York Mellon Corp | 132,081 | $14.1M | 0.00% | −14,395−9.8% | Reduced |
| Tributary Capital Management, LLC | 134,159 | $14.3M | 1.08% | −3,390−2.5% | Reduced |
| Citadel Advisors LLC | 144,426 | $15.4M | 0.02% | −120,220−45.4% | Reduced |
| Federated Hermes, Inc. | 147,547 | $15.7M | 0.03% | +5,387+3.8% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 150,669 | $16.1M | 0.09% | −96,913−39.1% | Reduced |
| Marshall Wace Asia Ltd | 150,690 | $16.1M | 0.34% | +42,737+39.6% | Added |
| D. E. Shaw & Co., Inc. | 155,302 | $16.6M | 0.02% | −59,045−27.5% | Reduced |
| Deutsche Bank AG | 156,168 | $16.7M | 0.01% | −75,154−32.5% | Reduced |
| AO Asset Management, LP | 157,900 | $16.8M | 1.18% | +41,800+36.0% | Added |
| FMR LLC | 169,040 | $18.0M | 0.00% | −291,470−63.3% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 172,215 | $18.4M | 0.05% | +11,159+6.9% | Added |
| Legal & General Group Plc | 177,424 | $18.9M | 0.01% | +24,822+16.3% | Added |
| Nuveen Asset Management, LLC | 188,026 | $20.0M | 0.01% | −21,710−10.4% | Reduced |
| Candriam Luxembourg S.C.A. | 197,248 | $21.0M | 0.14% | −55,014−21.8% | Reduced |
| Bank of America Corp | 200,414 | $21.4M | 0.00% | −67,732−25.3% | Reduced |
| Polar Asset Management Partners Inc. | 201,365 | $21.5M | 0.26% | +50,300+33.3% | Added |
| Vident Investment Advisory, LLC | 216,594 | $23.1M | 0.70% | +29,995+16.1% | Added |
| Marshall Wace North America L.P. | 218,462 | $23.3M | 0.10% | +65,283+42.6% | Added |
| Driehaus Capital Management LLC | 220,328 | $23.5M | 0.31% | +158,795+258.1% | Added |
| Two Sigma Investments, LP | 261,993 | $27.9M | 0.07% | −80,374−23.5% | Reduced |
| Shannon River Fund Management LLC | 267,483 | $28.5M | 2.31% | +267,483 | New |
| Charles Schwab Investment Management Inc | 276,293 | $29.5M | 0.01% | +10,820+4.1% | Added |
| Jacobs Levy Equity Management, Inc | 287,870 | $30.7M | 0.21% | +23,492+8.9% | Added |
| Two Sigma Advisers, LP | 303,200 | $32.3M | 0.09% | +59,100+24.2% | Added |
| Goldman Sachs Group Inc | 316,426 | $33.7M | 0.01% | +62,409+24.6% | Added |
| Primecap Management Co | 318,200 | $33.9M | 0.02% | +22,200+7.5% | Added |
| KCL Capital, L.P. | 325,000 | $34.7M | 5.02% | +70,467+27.7% | Added |
| Norges Bank | 344,447 | $36.7M | 0.01% | +9,612+2.9% | Added |
| Principal Financial Group Inc | 365,137 | $38.9M | 0.03% | −64,591−15.0% | Reduced |
| Allianz Asset Management GmbH | 367,100 | $39.1M | 0.04% | −44,300−10.8% | Reduced |
| Eaton Vance Management | 380,039 | $40.5M | 0.05% | +76,609+25.2% | Added |
| Northern Trust Corp | 394,721 | $42.1M | 0.01% | +16,149+4.3% | Added |
| Newbrook Capital Advisors LP | 406,984 | $43.4M | 2.93% | +154,743+61.3% | Added |
| AXA S.A. | 501,523 | $53.5M | 0.15% | +4,142+0.8% | Added |
| Pinnacle Associates Ltd | 502,581 | $53.6M | 0.97% | +3,160+0.6% | Added |
| Renaissance Technologies LLC | 508,033 | $54.2M | 0.07% | −41,100−7.5% | Reduced |
| Macquarie Group Ltd | 540,704 | $57.7M | 0.05% | +459,131+562.8% | Added |
| Janus Henderson Group PLC | 567,418 | $60.5M | 0.03% | +41,607+7.9% | Added |
| Baillie Gifford & Co | 575,235 | $61.3M | 0.03% | −1,017−0.2% | Reduced |
| Geode Capital Management, LLC | 634,870 | $67.7M | 0.01% | +31,356+5.2% | Added |
| Dimensional Fund Advisors LP | 639,248 | $68.2M | 0.02% | −34,990−5.2% | Reduced |
| Morgan Stanley | 690,304 | $73.6M | 0.01% | +263,299+61.7% | Added |
| JPMorgan Chase & Co | 714,526 | $76.2M | 0.01% | −2510.0% | Reduced |
| Alliancebernstein L.P. | 886,220 | $94.5M | 0.04% | −13,063−1.5% | Reduced |
| State Street Corp | 1,073,532 | $114.5M | 0.01% | −61,553−5.4% | Reduced |
| Invesco Ltd. | 1,075,261 | $114.7M | 0.03% | +76,262+7.6% | Added |
| BlackRock Inc. | 3,142,776 | $335.1M | 0.01% | −56,553−1.8% | Reduced |
| Vanguard Group Inc | 3,347,811 | $357.0M | 0.01% | +136,144+4.2% | Added |
| Graticule Asia Macro Advisors LLC | 0 | $0 | 0.00% | −206,131−100.0% | Sold out |
| Key Square Capital Management LLC | 0 | $0 | 0.00% | −60,442−100.0% | Sold out |
| Kiwi Wealth Investments Limited Partnership | 0 | $0 | 0.00% | −25,800−100.0% | Sold out |
| Nomura Holdings Inc | 0 | $0 | 0.00% | −22,600−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −22,115−100.0% | Sold out |
| EAM Investors, LLC | 0 | $0 | 0.00% | −18,866−100.0% | Sold out |
| Krane Funds Advisors LLC | 0 | $0 | 0.00% | −16,633−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −14,760−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −12,746−100.0% | Sold out |
| Ibex Investors LLC | 0 | $0 | 0.00% | −11,256−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −11,110−100.0% | Sold out |
| Nordea Investment Management AB | 0 | $0 | 0.00% | −11,024−100.0% | Sold out |
| CIBC Private Wealth Group, LLC | 0 | $0 | 0.00% | −9,353−100.0% | Sold out |
| Commonwealth Equity Services, LLC | 0 | $0 | 0.00% | −7,836−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −7,234−100.0% | Sold out |
| SEI Investments Co | 0 | $0 | 0.00% | −6,810−100.0% | Sold out |
| Rothschild Investment Corp | 0 | $0 | 0.00% | −6,595−100.0% | Sold out |
| Paloma Partners Management Co | 0 | $0 | 0.00% | −6,381−100.0% | Sold out |
| Quantitative Investment Management, LLC | 0 | $0 | 0.00% | −6,283−100.0% | Sold out |
| Seven Eight Capital, LP | 0 | $0 | 0.00% | −6,400−100.0% | Sold out |
| Vestmark Advisory Solutions, Inc. | 0 | $0 | 0.00% | −5,672−100.0% | Sold out |
| NewEdge Wealth, LLC | 0 | $0 | 0.00% | −5,672−100.0% | Sold out |
| Bayesian Capital Management, LP | 0 | $0 | 0.00% | −4,000−100.0% | Sold out |
| Bridgefront Capital, LLC | 0 | $0 | 0.00% | −3,839−100.0% | Sold out |
| Sciencast Management LP | 0 | $0 | 0.00% | −3,564−100.0% | Sold out |
| Altshuler Shaham Ltd | 0 | $0 | 0.00% | −3,275−100.0% | Sold out |
| Perennial Investment Advisors, LLC | 0 | $0 | 0.00% | −2,640−100.0% | Sold out |
| Old National Bancorp | 0 | $0 | 0.00% | −2,628−100.0% | Sold out |
| Maverick Capital LtdSuperinvestorMaverick Capital | 0 | $0 | 0.00% | −2,542−100.0% | Sold out |
| Creative Planning | 0 | $0 | 0.00% | −2,081−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −2,067−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −2,069−100.0% | Sold out |
| Neo Ivy Capital Management | 0 | $0 | 0.00% | −1,831−100.0% | Sold out |
| Bank of Montreal | 0 | $0 | 0.00% | −1,714−100.0% | Sold out |
| Asset Management One Co.,Ltd. | 0 | $0 | 0.00% | −1,650−100.0% | Sold out |
| Credit Agricole S A | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| AdvisorNet Financial, Inc | 0 | $0 | 0.00% | −200−100.0% | Sold out |
| Valeo Financial Advisors, LLC | 0 | $0 | 0.00% | −74−100.0% | Sold out |
| Meridian Wealth Partners, LLC | 0 | $0 | 0.00% | −65−100.0% | Sold out |
| Retirement Group, LLC | 0 | $0 | 0.00% | −50−100.0% | Sold out |