Wellington Management Group
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Wellington Management Group’s Alpha and Omega Semiconductor AOSL Stock Holding History

Wellington Management Group’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
Q1 		$15.4M Sell
694,808
-331,145
-32% -$7.2M ﹤0.01% 1118
2025
Q4 		$20.3M Buy
1,025,953
+160,988
+19% +$3.8M ﹤0.01% 1025
2025
Q3 		$24.2M Buy
864,965
+113,077
+15% +$3.14M ﹤0.01% 953
2025
Q2 		$19.3M Sell
751,888
-156,155
-17% -$3.39M ﹤0.01% 978
2025
Q1 		$22.6M Buy
908,043
+274,698
+43% +$9.19M ﹤0.01% 915
2024
Q4 		$23.5M Buy
633,345
+70,100
+12% +$2.61M ﹤0.01% 922
2024
Q3 		$20.9M Sell
563,245
-247,188
-31% -$9.39M ﹤0.01% 942
2024
Q2 		$30.3M Buy
810,433
+87,926
+12% +$2.32M 0.01% 833
2024
Q1 		$15.9M Buy
722,507
+373,804
+107% +$9.04M ﹤0.01% 999
2023
Q4 		$9.09M Buy
348,703
+55,403
+19% +$1.37M ﹤0.01% 1140
2023
Q3 		$8.75M Buy
293,300
+217,800
+288% +$6.77M ﹤0.01% 1143
2023
Q2 		$2.48M Buy
+75,500
New +$2.03M ﹤0.01% 1439

Other funds holding AOSL

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Manulife (Manufacturers Life Insurance)
Manulife (Manufacturers Life Insurance) Canada, Ontario, Canada $116B AUM 26.37% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
WCM
Weber Capital Management San Francisco, California $100M AUM

Wellington Management Group's AOSL Position: Q1 2026 in Review

Wellington Management Group reduced its Alpha and Omega Semiconductor (AOSL) stake by 32% in Q1 2026, selling an estimated $7.2M and leaving 694,808 shares worth $15.4M. The position accounts for ﹤0.01% of the portfolio, ranked #1118.

Wellington Management Group first reported a position in AOSL in Q2 2023 and has held it in 12 quarters since. The position peaked at $30.3M in Q2 2024. 180 funds tracked by Wall St. Rank hold AOSL as of Q1 2026.

  • Wellington Management Group held 694,808 shares of Alpha and Omega Semiconductor worth $15.4M as of Q1 2026.
  • Wellington Management Group sold 331,145 Alpha and Omega Semiconductor shares in Q1 2026, an estimated $7.2M.
  • Alpha and Omega Semiconductor made up ﹤0.01% of Wellington Management Group's portfolio in Q1 2026, its #1118 holding.
  • Wellington Management Group first reported a position in Alpha and Omega Semiconductor in Q2 2023 and has held it in 12 quarters since.
  • Wellington Management Group's Alpha and Omega Semiconductor position peaked at $30.3M in Q2 2024.
  • 180 funds tracked by Wall St. Rank held Alpha and Omega Semiconductor as of Q1 2026.

Based on Wellington Management Group's 13F filing for Q1 2026, filed 15 May 2026.