Massachusetts Financial Services
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Massachusetts Financial Services’s Alpha and Omega Semiconductor AOSL Stock Holding History

Massachusetts Financial Services’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 		$1.26M Sell
26,638
-1,062
-4% -$42.6K ﹤0.01% 873
2026
Q1 		$614K Sell
27,700
-739
-3% -$16.1K ﹤0.01% 882
2025
Q4 		$563K Buy
+28,439
New +$671K ﹤0.01% 866
2024
Q3 		– Sell
-63,054
Closed -$2.36M – 849
2024
Q2 		$2.36M Buy
63,054
+2,117
+3% +$55.9K ﹤0.01% 733
2024
Q1 		$1.34M Sell
60,937
-135
-0.2% -$3.26K ﹤0.01% 762
2023
Q4 		$1.59M Buy
61,072
+4,189
+7% +$103K ﹤0.01% 740
2023
Q3 		$1.7M Sell
56,883
-2,180
-4% -$67.8K ﹤0.01% 738
2023
Q2 		$1.94M Sell
59,063
-1,391
-2% -$37.4K ﹤0.01% 711
2023
Q1 		$1.63M Sell
60,454
-1,709
-3% -$49.6K ﹤0.01% 725
2022
Q4 		$1.78M Buy
62,163
+1,316
+2% +$42.6K ﹤0.01% 742
2022
Q3 		$1.87M Sell
60,847
-555
-0.9% -$20.5K ﹤0.01% 733
2022
Q2 		$2.05M Buy
61,402
+12,901
+27% +$528K ﹤0.01% 720
2022
Q1 		$2.65M Buy
48,501
+3,660
+8% +$190K ﹤0.01% 726
2021
Q4 		$2.72M Sell
44,841
-909
-2% -$39.4K ﹤0.01% 746
2021
Q3 		$1.44M Buy
45,750
+10,143
+28% +$281K ﹤0.01% 807
2021
Q2 		$1.08M Buy
+35,607
New +$1.09M ﹤0.01% 834

Other funds holding AOSL

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
CAM
Congress Asset Management Boston, Massachusetts $16.3B AUM 42.69% 1-Year Est. Return
PAM
Panagora Asset Management Boston, Massachusetts $32.6B AUM 52.29% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return
IMC Chicago
IMC Chicago Chicago, Illinois $419B AUM 72.04% 1-Year Est. Return
WCM
Wedge Capital Management Charlotte, North Carolina $6.06B AUM 47.24% 1-Year Est. Return
Citigroup
Citigroup New York $303B AUM 53.02% 1-Year Est. Return
Russell Investments Group
Russell Investments Group London, United Kingdom $114B AUM 41.71% 1-Year Est. Return

Massachusetts Financial Services's AOSL Position: Q2 2026 in Review

Massachusetts Financial Services reduced its Alpha and Omega Semiconductor (AOSL) stake by 3.8% in Q2 2026, selling an estimated $42.6K and leaving 26,638 shares worth $1.26M. The position accounts for ﹤0.01% of the portfolio, ranked #873.

Massachusetts Financial Services first reported a position in AOSL in Q2 2021 and has held it in 16 quarters since. The position peaked at $2.72M in Q4 2021. 88 funds tracked by Wall St. Rank hold AOSL as of Q2 2026.

  • Massachusetts Financial Services held 26,638 shares of Alpha and Omega Semiconductor worth $1.26M as of Q2 2026.
  • Massachusetts Financial Services sold 1,062 Alpha and Omega Semiconductor shares in Q2 2026, an estimated $42.6K.
  • Alpha and Omega Semiconductor made up ﹤0.01% of Massachusetts Financial Services's portfolio in Q2 2026, its #873 holding.
  • Massachusetts Financial Services first reported a position in Alpha and Omega Semiconductor in Q2 2021 and has held it in 16 quarters since.
  • Massachusetts Financial Services's Alpha and Omega Semiconductor position peaked at $2.72M in Q4 2021.
  • 88 funds tracked by Wall St. Rank held Alpha and Omega Semiconductor as of Q2 2026.

Based on Massachusetts Financial Services's 13F filing for Q2 2026, filed 3 Aug 2026.