First Trust Advisors
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First Trust Advisors’s Alpha and Omega Semiconductor AOSL Stock Holding History

First Trust Advisors’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
-29,041
Closed -$812K – 2632
2025
Q3 		$812K Sell
29,041
-356
-1% -$9.88K ﹤0.01% 2177
2025
Q2 		$754K Buy
29,397
+12,636
+75% +$275K ﹤0.01% 2154
2025
Q1 		$417K Buy
16,761
+199
+1% +$6.66K ﹤0.01% 2288
2024
Q4 		$613K Buy
+16,562
New +$617K ﹤0.01% 2189
2022
Q3 		– Sell
-32,444
Closed -$1.08M – 2465
2022
Q2 		$1.08M Sell
32,444
-264
-0.8% -$10.8K ﹤0.01% 1954
2022
Q1 		$1.79M Sell
32,708
-1,663
-5% -$86.5K ﹤0.01% 1816
2021
Q4 		$2.08M Buy
34,371
+4,680
+16% +$203K ﹤0.01% 1779
2021
Q3 		$931K Buy
+29,691
New +$823K ﹤0.01% 2066
2018
Q3 		– Sell
-22,190
Closed -$316K – 2428
2018
Q2 		$316K Buy
22,190
+3,385
+18% +$52.1K ﹤0.01% 2276
2018
Q1 		$291K Buy
18,805
+1,280
+7% +$20.7K ﹤0.01% 2166
2017
Q4 		$287K Buy
17,525
+1,984
+13% +$34.7K ﹤0.01% 2242
2017
Q3 		$256K Buy
+15,541
New +$255K ﹤0.01% 2274

Other funds holding AOSL

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Manulife (Manufacturers Life Insurance)
Manulife (Manufacturers Life Insurance) Canada, Ontario, Canada $128B AUM 35.83% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return
Geode Capital Management
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
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

First Trust Advisors's AOSL Position: Q4 2025 in Review

First Trust Advisors sold out of Alpha and Omega Semiconductor (AOSL) in Q4 2025, closing a stake of 29,041 shares — an estimated $812K sold.

First Trust Advisors first reported a position in AOSL in Q3 2017 and held it in 12 quarters. The position peaked at $2.08M in Q4 2021. 168 funds tracked by Wall St. Rank hold AOSL as of Q4 2025.

  • First Trust Advisors reported no remaining Alpha and Omega Semiconductor position as of Q4 2025 after selling out during the quarter.
  • First Trust Advisors sold 29,041 Alpha and Omega Semiconductor shares in Q4 2025, an estimated $812K.
  • First Trust Advisors first reported a position in Alpha and Omega Semiconductor in Q3 2017 and held it in 12 quarters.
  • First Trust Advisors's Alpha and Omega Semiconductor position peaked at $2.08M in Q4 2021.
  • 168 funds tracked by Wall St. Rank held Alpha and Omega Semiconductor as of Q4 2025.

Based on First Trust Advisors's 13F filing for Q4 2025, filed 13 Feb 2026.