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 2025 vs. Q1 2025

How the institutions holding Alpha & Omega Semiconductor Ltd changed between Q1 2025 and Q2 2025.

All holders in Q2 2025 All holders in Q1 2025

13F holders of AOSL: Q1 2025 compared with Q2 2025
Measure	Q1 2025	Of which not filed for Q2 2025	Q2 2025	Change
Holders	156	1	165	+10
Shares	22.6M	529	21.7M	−919.7K (−4.1%)
Value	$562.6M	$13.2K	$557.1M	−$5.49M (−1.0%)

1 institution that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (31)

Institutions that held Alpha & Omega Semiconductor Ltd at the end of Q2 2025 but not at the end of Q1 2025.

Institutions new to AOSL in Q2 2025
Institution	Shares	Value	% of portfolio
Millennium Management LLC	405,059	$10.4M	0.01%
Susquehanna Portfolio Strategies, LLC	88,750	$2.28M	0.05%
Numerai GP LLC	65,203	$1.67M	0.24%
Tudor Investment Corp Et Al	44,482	$1.14M	0.01%
Cubist Systematic Strategies, LLC	43,969	$1.13M	0.01%
Algert Global LLC	38,539	$988.9K	0.02%
Acadian Asset Management LLC	30,511	$782.0K	0.00%
PDT Partners, LLC	21,300	$546.6K	0.03%
Quantinno Capital Management LP	18,207	$467.2K	0.00%
Los Angeles Capital Management LLC	17,013	$436.6K	0.00%
Neuberger Berman Group LLC	10,114	$259.5K	0.00%
Creative Planning	9,658	$247.8K	0.00%
Journey Strategic Wealth LLC	9,531	$244.6K	0.01%
Sanctuary Advisors, LLC	9,267	$237.8K	0.00%
Engineers Gate Manager LP	8,449	$216.8K	0.00%
Versor Investments LP	8,400	$215.5K	0.04%
Point72 Asia (Singapore) Pte. Ltd.	980	$25.1K	0.00%
Walleye Capital LLC	870	$22.3K	0.00%
Global Retirement Partners, LLC	346	$8.88K	0.00%
BNP PARIBAS ASSET MANAGEMENT Holding S.A.	219	$6.00K	0.00%
Point72 (DIFC) Ltd	116	$2.98K	0.00%
UMA Financial Services, Inc.	72	$1.85K	0.00%
Fortitude Family Office, LLC	65	$1.67K	0.00%
Ronald Blue Trust, Inc.	57	$1.46K	0.00%
Avion Wealth	46	$1.00K	0.00%
EverSource Wealth Advisors, LLC	31	$796	0.00%
Financial Network Wealth Advisors LLC	20	$513	0.00%
NewSquare Capital LLC	16	$411	0.00%
Essential Partners LLC	8	$205	0.00%
WealthTrak Capital Management LLC	5	$129	0.00%
Parallel Advisors, LLC	2	$51	0.00%

Sold out (21)

Institutions that held Alpha & Omega Semiconductor Ltd at the end of Q1 2025 and filed for Q2 2025 without it.

Institutions that sold out of AOSL in Q2 2025
Institution	Shares, Q1 2025	Value, Q1 2025
Hood River Capital Management LLC	1,986,142	$49.4M
Clearline Capital LP	372,780	$9.27M
Brandywine Global Investment Management, LLC	94,783	$2.36M
Wedge Capital Management L L P	70,951	$1.76M
Voya Investment Management LLC	62,448	$1.55M
Ardsley Advisory Partners LP	53,700	$1.33M
Boothbay Fund Management, LLC	25,121	$624.5K
Polymer Capital Management (HK) LTD	18,065	$449.1K
Stratos Wealth Partners, LTD.	17,875	$444.4K
Jane Street Group, LLC	17,847	$443.7K
Pacific Point Advisors, LLC	15,000	$372.9K
Corebridge Financial, Inc.	12,440	$309.3K
Two Sigma Securities, LLC	10,256	$255.0K
Prelude Capital Management, LLC	10,237	$254.5K
Aquatic Capital Management LLC	6,522	$162.1K
Bayforest Capital Ltd	180	$4.47K
WealthCollab, LLC	65	$1.62K
Coldstream Capital Management Inc	49	$1.22K
Stephens Consulting, LLC	15	$373
CoreCap Advisors, LLC	14	$348
TD Capital Management LLC	8	$199

Not filed for Q2 2025 yet (1)

Institutions that held Alpha & Omega Semiconductor Ltd at the end of Q1 2025 and haven't filed a 13F for Q2 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding AOSL in Q1 2025 that haven't filed for Q2 2025
Institution	Shares, Q1 2025	Value, Q1 2025
Pinpoint Asset Management Ltd	529	$13.2K