Zurich Cantonal Bank’s Alpha and Omega Semiconductor AOSL Stock Holding History

Zurich Cantonal Bank’s Portfolio AOSL Stock Details AOSL Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$626K	Buy	13,232 +4,787	+57%	+$192K	﹤0.01%	1821
2026 Q1	$187K	Buy	8,445 +519	+7%	+$11.3K	﹤0.01%	2263
2025 Q4	$157K	Buy	7,926 +3,519	+80%	+$83.1K	﹤0.01%	2299
2025 Q3	$123K	Hold	4,407	–	–	﹤0.01%	2340
2025 Q2	$113K	Hold	4,407	–	–	﹤0.01%	2349
2025 Q1	$110K	Hold	4,407	–	–	﹤0.01%	2357
2024 Q4	$163K	Hold	4,407	–	–	﹤0.01%	2242
2024 Q3	$164K	Hold	4,407	–	–	﹤0.01%	2220
2024 Q2	$165K	Sell	4,407 -1,089	-20%	-$28.8K	﹤0.01%	2135
2024 Q1	$121K	Hold	5,496	–	–	﹤0.01%	2304
2023 Q4	$143K	Hold	5,496	–	–	﹤0.01%	2275
2023 Q3	$164K	Buy	5,496 +1,979	+56%	+$61.5K	﹤0.01%	2099
2023 Q2	$115K	Hold	3,517	–	–	﹤0.01%	2277
2023 Q1	$94.8K	Hold	3,517	–	–	﹤0.01%	2309
2022 Q4	$100K	Buy	3,517 +1,089	+45%	+$35.2K	﹤0.01%	2265
2022 Q3	$75K	Hold	2,428	–	–	﹤0.01%	2413
2022 Q2	$81K	Hold	2,428	–	–	﹤0.01%	2374
2022 Q1	$133K	Sell	2,428 -1,360	-36%	-$70.7K	﹤0.01%	2141
2021 Q4	$229K	Buy	+3,788	New	+$164K	﹤0.01%	1975
2020 Q2	–	Sell	-1,613	Closed	-$10K	–	2530
2020 Q1	$10K	Hold	1,613	–	–	﹤0.01%	2477
2019 Q4	$22K	Hold	1,613	–	–	﹤0.01%	2479
2019 Q3	$20K	Hold	1,613	–	–	﹤0.01%	2454
2019 Q2	$15K	Hold	1,613	–	–	﹤0.01%	2527
2019 Q1	$19K	Sell	1,613 -1,795	-53%	-$19.8K	﹤0.01%	2424
2018 Q4	$35K	Hold	3,408	–	–	﹤0.01%	2224
2018 Q3	$40K	Hold	3,408	–	–	﹤0.01%	2263
2018 Q2	$49K	Hold	3,408	–	–	﹤0.01%	2141
2018 Q1	$53K	Hold	3,408	–	–	﹤0.01%	2024
2017 Q4	$56K	Buy	+3,408	New	+$59.6K	﹤0.01%	1977

Other funds holding AOSL

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Manulife (Manufacturers Life Insurance) Canada, Ontario, Canada $128B AUM 35.83% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Connor, Clark & Lunn Investment Management (CC&L) Vancouver, British Columbia, Canada $52.8B AUM 58.98% 1-Year Est. Return

Zurich Cantonal Bank's AOSL Position: Q2 2026 in Review

Zurich Cantonal Bank increased its Alpha and Omega Semiconductor (AOSL) stake by 57% in Q2 2026, buying an estimated $192K and bringing the position to 13,232 shares worth $626K. The position accounts for ﹤0.01% of the portfolio, ranked #1821.

Zurich Cantonal Bank first reported a position in AOSL in Q4 2017 and has held it in 29 quarters since. 216 funds tracked by Wall St. Rank hold AOSL as of Q2 2026.

Zurich Cantonal Bank held 13,232 shares of Alpha and Omega Semiconductor worth $626K as of Q2 2026.
Zurich Cantonal Bank bought 4,787 Alpha and Omega Semiconductor shares in Q2 2026, an estimated $192K.
Alpha and Omega Semiconductor made up ﹤0.01% of Zurich Cantonal Bank's portfolio in Q2 2026, its #1821 holding.
Zurich Cantonal Bank first reported a position in Alpha and Omega Semiconductor in Q4 2017 and has held it in 29 quarters since.
216 funds tracked by Wall St. Rank held Alpha and Omega Semiconductor as of Q2 2026.

Based on Zurich Cantonal Bank's 13F filing for Q2 2026, filed 12 Aug 2026.