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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.

Q2 2021 vs. Q1 2021

How the institutions holding Ambarella Inc changed between Q1 2021 and Q2 2021.

All holders in Q2 2021All holders in Q1 2021

13F holders of AMBA: Q1 2021 compared with Q2 2021
MeasureQ1 2021Of which not filed for Q2 2021Q2 2021Change
Holders2662260−4
Shares27.7M375.9K27.4M+30.1K (+0.1%)
Value$2.78B$37.7M$2.92B+$179.7M (+6.6%)

2 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so the changes leave them out.

New holders (37)

Institutions that held Ambarella Inc at the end of Q2 2021 but not at the end of Q1 2021.

Institutions new to AMBA in Q2 2021
InstitutionSharesValue% of portfolio
Shannon River Fund Management LLC267,483$28.5M2.31%
Woodline Partners LP121,904$13.0M0.24%
Susquehanna International Group, LLP43,112$4.60M0.01%
Point72 Hong Kong Ltd39,284$4.19M0.29%
HRT Financial LP22,845$2.44M0.02%
PEAK6 Investments LLC16,811$1.79M0.05%
Advisory Research Inc11,708$1.25M0.08%
Twinbeech Capital LP11,204$1.20M0.14%
Squarepoint Ops LLC9,107$971.0K0.01%
American Century Companies Inc6,007$641.0K0.00%
Prelude Capital Management, LLC4,977$531.0K0.03%
FNY Investment Advisers, LLC4,500$479.0K0.19%
PVG Asset Management Corp4,134$440.8K1.37%
HSBC Holdings PLC4,117$432.0K0.00%
Raymond James & Associates4,012$428.0K0.00%
Schroder Investment Management Group3,474$370.0K0.00%
IHT Wealth Management, LLC3,172$338.0K0.02%
Symmetry Peak Management LLC3,077$328.0K3.88%
Blueshift Asset Management, LLC2,974$317.0K0.02%
Capula Management Ltd2,734$292.0K0.05%
Cornerstone Investment Partners, LLC2,430$259.0K0.01%
Verition Fund Management LLC2,294$245.0K0.00%
Gsa Capital Partners LLP2,280$243.0K0.03%
Amundi1,993$213.0K0.00%
Xponance, Inc.1,917$204.0K0.00%
Montanaro Asset Management Ltd1,350$144.0K0.02%
Advisory Services Network, LLC869$93.0K0.00%
Hall Laurie J Trustee860$92.0K0.03%
Castleview Partners, LLC522$56.0K0.02%
Concord Wealth Partners492$52.0K0.01%
Itau Unibanco Holding S.A.427$46.0K0.00%
Nelson, Van Denburg & Campbell Wealth Management Group, LLC120$12.0K0.00%
Rockefeller Capital Management L.P.98$10.0K0.00%
First Manhattan Co50$5.00K0.00%
Johnson Financial Group, Inc.14$1.00K0.00%
Berman Capital Advisors, LLC15$1.00K0.00%
Quadrant Capital Group LLC1$00.00%

Sold out (41)

Institutions that held Ambarella Inc at the end of Q1 2021 and filed for Q2 2021 without it.

Institutions that sold out of AMBA in Q2 2021
InstitutionShares, Q1 2021Value, Q1 2021
Graticule Asia Macro Advisors LLC206,131$20.7M
Key Square Capital Management LLC60,442$6.07M
Kiwi Wealth Investments Limited Partnership25,800$2.59M
Nomura Holdings Inc22,600$2.27M
Quantbot Technologies LP22,115$2.22M
EAM Investors, LLC18,866$1.89M
Krane Funds Advisors LLC16,633$1.67M
Dynamic Technology Lab Private Ltd14,760$1.48M
Magnetar Financial LLC12,746$1.28M
Ibex Investors LLC11,256$1.13M
Virtu Financial LLC11,110$1.11M
Nordea Investment Management AB11,024$1.10M
CIBC Private Wealth Group, LLC9,353$939.0K
Commonwealth Equity Services, LLC7,836$786.0K
Campbell & CO Investment Adviser LLC7,234$726.0K
SEI Investments Co6,810$684.0K
Rothschild Investment Corp6,595$662.0K
Paloma Partners Management Co6,381$641.0K
Quantitative Investment Management, LLC6,283$630.0K
Seven Eight Capital, LP6,400$588.0K
Vestmark Advisory Solutions, Inc.5,672$569.0K
NewEdge Wealth, LLC5,672$569.0K
Bayesian Capital Management, LP4,000$402.0K
Bridgefront Capital, LLC3,839$385.0K
Sciencast Management LP3,564$370.0K
Altshuler Shaham Ltd3,275$329.0K
Perennial Investment Advisors, LLC2,640$265.0K
Old National Bancorp2,628$264.0K
Maverick Capital LtdSuperinvestorMaverick Capital2,542$255.0K
Creative Planning2,081$209.0K
Two Sigma Securities, LLC2,067$208.0K
Walleye Capital LLC2,069$208.0K
Neo Ivy Capital Management1,831$184.0K
Bank of Montreal1,714$179.0K
Asset Management One Co.,Ltd.1,650$165.0K
Credit Agricole S A500$50.0K
AdvisorNet Financial, Inc200$20.0K
Valeo Financial Advisors, LLC74$7.00K
Meridian Wealth Partners, LLC65$7.00K
Retirement Group, LLC50$5.00K
Sowell Financial Services LLC30$3.00K

Not filed for Q2 2021 yet (2)

Institutions that held Ambarella Inc at the end of Q1 2021 and haven't filed a 13F for Q2 2021. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding AMBA in Q1 2021 that haven't filed for Q2 2021
InstitutionShares, Q1 2021Value, Q1 2021
Waddell & Reed Financial Inc372,598$37.4M
Amundi Asset Management US, Inc.3,300$331.0K