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 9 sales; 341 institutions reported holding it in 13F filings for Q2 2026, worth $3.13B in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in Ambarella Inc as of Jun 30, 2026. 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
- 341
- +38 vs. Q1 2026
- Shares held
- 35.9M
- −561.9K (−1.5%) vs. Q1 2026
- Total value
- $3.13B
- +$1.25B (+66.9%) vs. Q1 2026
- New holders
- 88
- 118 more added
- Sold out
- 50
- 89 more reduced
4 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 | $2.69B |
| Q3 2025 | 329 | $2.95B |
| Q2 2025 | 305 | $2.33B |
| Q1 2025 | 298 | $1.78B |
| Q4 2024 | 299 | $2.46B |
| Q3 2024 | 265 | $1.87B |
| Q2 2024 | 262 | $1.86B |
| Q1 2024 | 269 | $1.84B |
| Q4 2023 | 258 | $2.15B |
| Q3 2023 | 254 | $1.64B |
| Q2 2023 | 258 | $2.58B |
| Q1 2023 | 272 | $2.35B |
| Q4 2022 | 265 | $2.58B |
| Q3 2022 | 244 | $1.78B |
| Q2 2022 | 267 | $1.96B |
| Q1 2022 | 293 | $3.09B |
| Q4 2021 | 328 | $5.73B |
| Q3 2021 | 281 | $4.44B |
| Q2 2021 | 259 | $2.99B |
| Q1 2021 | 266 | $2.80B |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Ambarella Inc; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Western Wealth Management, LLC | 2,500 | $214.5K | 0.01% | +2,500 | New |
| CIBC Bancorp USA Inc. | 2,515 | $215.8K | 0.00% | +2,515 | New |
| CAPROCK Group, Inc. | 2,544 | $218.3K | 0.00% | +2,544 | New |
| Leonteq Securities AG | 2,546 | $218.4K | 0.01% | −17,803−87.5% | Reduced |
| Brighton Jones LLC | 2,568 | $220.3K | 0.00% | +2,568 | New |
| Cornerstone Investment Partners, LLC | 2,647 | $227.1K | 0.01% | +2,647 | New |
| Stoneridge Investment Partners LLC | 2,691 | $231.0K | 0.15% | −6,610−71.1% | Reduced |
| Virginia Retirement Systems Et Al | 2,700 | $231.7K | 0.00% | +2,700 | New |
| USS Investment Management Ltd | 2,700 | $231.7K | 0.00% | +2,700 | New |
| Merit Financial Group, LLC | 2,736 | $234.7K | 0.00% | +2,736 | New |
| Truist Financial Corp | 2,741 | $235.2K | 0.00% | +2,741 | New |
| First Manhattan Co | 2,745 | $235.5K | 0.00% | +2,745 | New |
| McCollum Christoferson Group LLC | 2,750 | $235.9K | 0.07% | +2,750 | New |
| J. Safra Sarasin Holding AG | 2,815 | $241.6K | 0.00% | +2,815 | New |
| Abundance Wealth Counselors | 2,824 | $242.3K | 0.02% | +2,824 | New |
| Tower Research Capital LLC (TRC) | 2,847 | $244.3K | 0.01% | −12−0.4% | Reduced |
| Winslow Asset Management Inc | 2,877 | $247.0K | 0.04% | +2,877 | New |
| Pallas Capital Advisors LLC | 2,886 | $247.6K | 0.01% | +2,886 | New |
| Swiss Life Asset Management Ltd | 2,896 | $248.5K | 0.00% | +2,896 | New |
| Engineers Gate Manager LP | 3,030 | $260.0K | 0.00% | −90,913−96.8% | Reduced |
| Simplex Trading, LLC | 3,130 | $268.6K | 0.01% | −113−3.5% | Reduced |
| Toroso Investments, LLC | 3,133 | $268.8K | 0.00% | −1,109−26.1% | Reduced |
| Register Financial Advisors LLC | 3,200 | $274.6K | 0.08% | +3,200 | New |
| Principal Financial Group Inc | 3,262 | $279.9K | 0.00% | +3,262 | New |
| Jacobs Equity LLC | 3,275 | $281.0K | 0.19% | +3,275 | New |
| NorthCrest Asset Manangement, LLC | 3,771 | $295.6K | 0.01% | −201−5.1% | Reduced |
| Royal Bank of Canada | 3,520 | $302.0K | 0.00% | −6,747−65.7% | Reduced |
| Readystate Asset Management LP | 3,579 | $307.1K | 0.01% | +3,579 | New |
| Aviva PLC | 3,626 | $311.1K | 0.00% | +3,626 | New |
| Rockefeller Capital Management L.P. | 3,738 | $320.7K | 0.00% | +263+7.6% | Added |
| Ameritas Investment Partners, Inc. | 3,872 | $332.2K | 0.01% | +468+13.7% | Added |
| Centaurus Financial, Inc. | 3,961 | $340.0K | 0.01% | −459−10.4% | Reduced |
| Public Employees Retirement Association of Colorado | 4,125 | $354.0K | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 4,128 | $354.2K | 0.00% | +3,834+1,304.1% | Added |
| Xponance, Inc. | 4,211 | $361.3K | 0.00% | +4,211 | New |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 4,246 | $364.3K | 0.00% | −1,109−20.7% | Reduced |
| Mitsubishi UFJ Trust & Banking Corp | 4,321 | $370.7K | 0.00% | +4,321 | New |
| Graham Capital Management, L.P. | 4,510 | $387.0K | 0.01% | −870−16.2% | Reduced |
| Krilogy Financial LLC | 4,548 | $390.2K | 0.01% | −330−6.8% | Reduced |
| XTX Topco Ltd | 4,720 | $405.0K | 0.01% | −12,315−72.3% | Reduced |
| Pacer Advisors, Inc. | 4,786 | $411.0K | 0.00% | −574−10.7% | Reduced |
| Victory Capital Management Inc | 4,833 | $414.7K | 0.00% | +174+3.7% | Added |
| State of Wyoming | 4,880 | $418.7K | 0.04% | −2,055−29.6% | Reduced |
| Phoenix Holdings Ltd. | 4,900 | $419.2K | 0.00% | 00.0% | Unchanged |
| First Community Trust NA | 5,000 | $429.0K | 0.19% | 00.0% | Unchanged |
| Greenland Capital Management LP | 5,051 | $433.4K | 0.08% | +5,051 | New |
| Walleye Capital LLC | 5,061 | $434.2K | 0.00% | −205,873−97.6% | Reduced |
| Sanctuary Advisors, LLC | 5,123 | $439.5K | 0.00% | +1,201+30.6% | Added |
| Commonwealth Equity Services, LLC | 5,226 | $448.4K | 0.00% | +1,251+31.5% | Added |
| JustInvest LLC | 5,389 | $462.4K | 0.00% | +229+4.4% | Added |
| Inceptionr LLC | 5,465 | $468.9K | 0.12% | −164−2.9% | Reduced |
| Two Sigma Investments, LP | 5,470 | $469.3K | 0.00% | −7,298−57.2% | Reduced |
| Cresset Asset Management, LLC | 5,635 | $483.5K | 0.00% | −29−0.5% | Reduced |
| Caitong International Asset Management Co., Ltd | 5,651 | $484.9K | 0.07% | +5,645+94,083.3% | Added |
| Cetera Investment Advisers | 5,729 | $491.5K | 0.00% | +5,729 | New |
| Canada Pension Plan Investment Board | 5,800 | $497.6K | 0.00% | −13,400−69.8% | Reduced |
| Financiere des Professionnels - Fonds d,investissement inc. | 5,907 | $506.8K | 0.03% | +5,907 | New |
| Barclays PLC | 6,024 | $516.9K | 0.00% | −9,644−61.6% | Reduced |
| HighPoint Advisor Group LLC | 6,138 | $526.6K | 0.02% | +34+0.6% | Added |
| Jones Financial Companies LLLP | 8,753 | $543.8K | 0.00% | +2,647+43.4% | Added |
| Harbour Capital Advisors, LLC | 7,110 | $549.6K | 0.10% | +7,110 | New |
| Capstone Investment Advisors, LLC | 6,480 | $556.0K | 0.00% | +1,627+33.5% | Added |
| Boothbay Fund Management, LLC | 6,487 | $556.6K | 0.01% | −8,274−56.1% | Reduced |
| Pictet Asset Management Holding SA | 6,541 | $561.2K | 0.00% | +25+0.4% | Added |
| Oak Associates, Ltd | 6,579 | $564.5K | 0.03% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 6,668 | $572.1K | 0.00% | −415−5.9% | Reduced |
| Stephens Inc | 6,775 | $581.3K | 0.01% | +2,400+54.9% | Added |
| Vident Advisory, LLC | 6,954 | $596.7K | 0.00% | +757+12.2% | Added |
| Prudential Financial Inc | 6,975 | $598.5K | 0.00% | +571+8.9% | Added |
| PFG Advisors | 7,045 | $604.5K | 0.03% | 00.0% | Unchanged |
| Greenwood Capital Associates LLC | 7,075 | $607.0K | 0.06% | −1,911−21.3% | Reduced |
| Impact Partnership Wealth, LLC | 7,387 | $633.8K | 0.06% | +2,051+38.4% | Added |
| Bailard, Inc. | 7,400 | $634.9K | 0.01% | +3,200+76.2% | Added |
| American Century Companies Inc | 7,517 | $645.0K | 0.00% | +2,660+54.8% | Added |
| Torrey Growth & Income Advisors | 8,000 | $663.8K | 0.23% | +8,000 | New |
| Two Sigma Securities, LLC | 7,842 | $672.8K | 0.06% | +7,842 | New |
| Voya Investment Management LLC | 8,115 | $696.3K | 0.00% | +1,058+15.0% | Added |
| Themes Management Co LLC | 8,231 | $706.2K | 0.47% | −846−9.3% | Reduced |
| Walleye Trading LLC | 8,912 | $764.6K | 0.01% | +1,928+27.6% | Added |
| K2 Principal Fund, L.P. | 9,000 | $772.2K | 0.07% | +9,000 | New |
| KLP Kapitalforvaltning AS | 9,100 | $780.8K | 0.00% | 00.0% | Unchanged |
| TD Asset Management Inc | 9,498 | $814.9K | 0.00% | +784+9.0% | Added |
| SG Americas Securities, LLC | 9,696 | $832.0K | 0.00% | −41,671−81.1% | Reduced |
| Krane Funds Advisors LLC | 9,823 | $842.8K | 0.03% | +1,197+13.9% | Added |
| Vanguard Investments Australia, Ltd. | 9,827 | $843.2K | 0.00% | 00.0% | Unchanged |
| Keel Point, LLC | 9,835 | $843.8K | 0.05% | 00.0% | Unchanged |
| P.A.W. Capital Corp | 10,000 | $858.0K | 0.66% | +10,000 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 10,400 | $892.3K | 0.00% | 00.0% | Unchanged |
| Wesbanco Bank Inc | 10,500 | $900.9K | 0.02% | +10,500 | New |
| State of Wisconsin Investment Board | 10,547 | $904.9K | 0.00% | +1,053+11.1% | Added |
| Thrivent Financial for Lutherans | 10,574 | $907.0K | 0.00% | 00.0% | Unchanged |
| Gabelli Funds LLC | 10,600 | $909.5K | 0.01% | +10,600 | New |
| Counterpoint Mutual Funds LLC | 10,638 | $912.7K | 0.09% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 10,760 | $923.2K | 0.00% | 00.0% | Unchanged |
| ProShare Advisors LLC | 11,099 | $952.3K | 0.00% | +1,445+15.0% | Added |
| Hennion & Walsh Asset Management, Inc. | 11,121 | $954.2K | 0.03% | +2,184+24.4% | Added |
| Arizona State Retirement System | 11,479 | $984.9K | 0.00% | +246+2.2% | Added |
| Brevan Howard Capital Management LP | 11,571 | $992.8K | 0.01% | −19,188−62.4% | Reduced |
| Gamco Investors, Inc. Et Al | 11,879 | $1.02M | 0.01% | +2,025+20.6% | Added |
| Artemis Wealth Advisors, LLC | 12,000 | $1.03M | 0.12% | +12,000 | New |