Dmitry Balyasny’s Alpha and Omega Semiconductor AOSL Stock Holding History

Dmitry Balyasny’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
2025 Q4	–	Sell	-9,524	Closed	-$266K	–	3054
2025 Q3	$266K	Buy	+9,524	New	+$264K	﹤0.01%	2622
2023 Q4	–	Sell	-19,484	Closed	-$581K	–	2471
2023 Q3	$581K	Sell	19,484 -20,058	-51%	-$624K	﹤0.01%	1711
2023 Q2	$1.3M	Buy	39,542 +6,914	+21%	+$186K	﹤0.01%	1519
2023 Q1	$879K	Sell	32,628 -6,318	-16%	-$183K	﹤0.01%	1786
2022 Q4	$1.11M	Buy	38,946 +6,677	+21%	+$216K	﹤0.01%	1619
2022 Q3	$993K	Sell	32,269 -26,726	-45%	-$989K	﹤0.01%	1801
2022 Q2	$1.97M	Buy	+58,995	New	+$2.42M	0.01%	1413
2018 Q3	–	Sell	-37,856	Closed	-$539K	–	1641
2018 Q2	$539K	Buy	37,856 +11,335	+43%	+$175K	﹤0.01%	1329
2018 Q1	$410K	Buy	26,521 +13,200	+99%	+$213K	﹤0.01%	1511
2017 Q4	$218K	Sell	13,321 -4,600	-26%	-$80.5K	﹤0.01%	1870
2017 Q3	$296K	Buy	+17,921	New	+$294K	﹤0.01%	1542

Other funds holding AOSL

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

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 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

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

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return

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

WCM

Weber Capital Management San Francisco, California $118M AUM

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

Dmitry Balyasny's AOSL Position: Q4 2025 in Review

Dmitry Balyasny sold out of Alpha and Omega Semiconductor (AOSL) in Q4 2025, closing a stake of 9,524 shares — an estimated $266K sold.

Dmitry Balyasny first reported a position in AOSL in Q3 2017 and held it in 11 quarters. The position peaked at $1.97M in Q2 2022. 168 funds tracked by Wall St. Rank hold AOSL as of Q4 2025.

Dmitry Balyasny reported no remaining Alpha and Omega Semiconductor position as of Q4 2025 after selling out during the quarter.
Dmitry Balyasny sold 9,524 Alpha and Omega Semiconductor shares in Q4 2025, an estimated $266K.
Dmitry Balyasny first reported a position in Alpha and Omega Semiconductor in Q3 2017 and held it in 11 quarters.
Dmitry Balyasny's Alpha and Omega Semiconductor position peaked at $1.97M in Q2 2022.
168 funds tracked by Wall St. Rank held Alpha and Omega Semiconductor as of Q4 2025.

Based on Balyasny Asset Management's 13F filing for Q4 2025, filed 17 Feb 2026.