Alpha & Omega Semiconductor Ltd

AOSL

Exchange: Nasdaq
Industry: Semiconductors & Related Devices
SEC CIK: 0001387467

SEC filings (opens in a new tab)

In the last 90 days, Alpha & Omega Semiconductor Ltd insiders filed 0 open-market purchases and 1 sale; 216 institutions reported holding it in 13F filings for Q2 2026, worth $1.08B in total; no superinvestor holds it.

Q2 2021 vs. Q1 2021

How the institutions holding Alpha & Omega Semiconductor Ltd changed between Q1 2021 and Q2 2021.

All holders in Q2 2021 All holders in Q1 2021

13F holders of AOSL: Q1 2021 compared with Q2 2021
Measure	Q1 2021	Of which not filed for Q2 2021	Q2 2021	Change
Holders	126	1	126	+1
Shares	15.5M	13.5K	15.2M	−299.6K (−1.9%)
Value	$506.9M	$441.0K	$461.6M	−$44.9M (−8.9%)

1 institution 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 (24)

Institutions that held Alpha & Omega Semiconductor Ltd at the end of Q2 2021 but not at the end of Q1 2021.

Institutions new to AOSL in Q2 2021
Institution	Shares	Value	% of portfolio
Swiss National Bank	45,400	$1.38M	0.00%
Oberweis Asset Management Inc	45,000	$1.37M	0.30%
Jackson Creek Investment Advisors LLC	38,580	$1.17M	0.44%
Massachusetts Financial Services Co	35,607	$1.08M	0.00%
Voloridge Investment Management, LLC	34,630	$1.05M	0.01%
Jump Financial, LLC	29,900	$909.0K	0.09%
HRT Financial LP	21,151	$642.0K	0.01%
Marshall Wace, LLP	18,552	$564.0K	0.00%
Price T Rowe Associates Inc	12,464	$379.0K	0.00%
Credit Suisse AG	11,724	$357.0K	0.00%
LPL Financial LLC	11,594	$352.0K	0.00%
Los Angeles Capital Management LLC	11,490	$349.0K	0.00%
Squarepoint Ops LLC	11,108	$338.0K	0.00%
Algert Global LLC	10,840	$329.0K	0.11%
Wolverine Trading, LLC	10,657	$326.0K	0.01%
Dynamic Advisor Solutions LLC	10,000	$304.0K	0.02%
Jane Street Group, LLC	9,917	$301.0K	0.00%
Hennion & Walsh Asset Management, Inc.	8,734	$265.0K	0.01%
PDT Partners, LLC	7,853	$239.0K	0.02%
First Eagle Investment Management, LLC	2,924	$89.0K	0.00%
Advisory Services Network, LLC	218	$7.00K	0.00%
Rockefeller Capital Management L.P.	140	$4.00K	0.00%
Signaturefd, LLC	100	$3.00K	0.00%
Gemmer Asset Management LLC	100	$3.00K	0.00%

Sold out (23)

Institutions that held Alpha & Omega Semiconductor Ltd at the end of Q1 2021 and filed for Q2 2021 without it.

Institutions that sold out of AOSL in Q2 2021
Institution	Shares, Q1 2021	Value, Q1 2021
Hood River Capital Management LLC	686,848	$22.5M
EAM Investors, LLC	86,944	$2.84M
EAM Global Investors LLC	61,792	$2.02M
Glaxis Capital Management, LLC	52,945	$1.73M
California Public Employees Retirement System	42,000	$1.37M
Creative Planning	34,436	$1.13M
Boston Partners	31,100	$1.02M
Bank of Nova Scotia	30,627	$1.00M
Grantham, Mayo, Van Otterloo & Co. LLC	27,962	$914.0K
AMP Capital Investors Ltd	19,668	$643.0K
State Board of Administration of Florida Retirement System	10,318	$337.0K
Ameriprise Financial Inc	9,311	$304.0K
Westwood Holdings Group Inc.	7,790	$255.0K
Blueshift Asset Management, LLC	6,693	$219.0K
Trexquant Investment LP	6,197	$203.0K
IFP Advisors, Inc	2,649	$85.0K
Dorsey Wright & Associates	1,349	$44.1K
Spire Wealth Management	1,000	$33.0K
Point72 Hong Kong Ltd	232	$8.00K
Valeo Financial Advisors, LLC	230	$8.00K
Eaton Vance Management	212	$7.00K
Sowell Financial Services LLC	175	$5.00K
TCI Wealth Advisors, Inc.	56	$2.00K

Not filed for Q2 2021 yet (1)

Institutions that held Alpha & Omega Semiconductor Ltd 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 AOSL in Q1 2021 that haven't filed for Q2 2021
Institution	Shares, Q1 2021	Value, Q1 2021
Money Concepts Capital Corp	13,476	$441.0K