State of Wisconsin Investment Board
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State of Wisconsin Investment Board’s Allegro MicroSystems ALGM Stock Holding History

State of Wisconsin Investment Board’s Portfolio ALGM Stock Details ALGM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$2.99M Sell
94,953
-2,656
-3% -$91.5K 0.01% 1209
2025
Q4 		$2.57M Sell
97,609
-14,230
-13% -$392K 0.01% 1318
2025
Q3 		$3.27M Sell
111,839
-4,813
-4% -$156K 0.01% 1134
2025
Q2 		$3.99M Sell
116,652
-35,341
-23% -$880K 0.01% 1011
2025
Q1 		$3.82M Buy
151,993
+36,158
+31% +$902K 0.01% 1027
2024
Q4 		$2.53M Sell
115,835
-43,809
-27% -$933K 0.01% 1200
2024
Q3 		$3.72M Buy
159,644
+2,856
+2% +$71.8K 0.01% 1067
2024
Q2 		$4.43M Sell
156,788
-1,799
-1% -$51.2K 0.01% 982
2024
Q1 		$4.28M Sell
158,587
-14,985
-9% -$433K 0.01% 1003
2023
Q4 		$5.25M Buy
173,572
+48,494
+39% +$1.38M 0.01% 957
2023
Q3 		$3.99M Buy
125,078
+31,341
+33% +$1.27M 0.01% 1027
2023
Q2 		$4.23M Buy
93,737
+5,323
+6% +$216K 0.01% 1041
2023
Q1 		$4.24M Sell
88,414
-12,631
-13% -$514K 0.01% 1053
2022
Q4 		$3.03M Sell
101,045
-27,513
-21% -$750K 0.01% 1185
2022
Q3 		$2.81M Buy
128,558
+9,309
+8% +$216K 0.01% 1223
2022
Q2 		$2.47M Buy
119,249
+12,596
+12% +$301K 0.01% 1310
2022
Q1 		$3.03M Buy
+106,653
New +$3.05M 0.01% 1351
2021
Q2 		– Sell
-36,766
Closed -$932K – 2065
2021
Q1 		$932K Sell
36,766
-33,644
-48% -$962K ﹤0.01% 1387
2020
Q4 		$1.88M Buy
+70,410
New +$1.7M ﹤0.01% 1221

Other funds holding ALGM

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
ClearBridge Investments
ClearBridge Investments New York $115B AUM 24.78% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

State of Wisconsin Investment Board's ALGM Position: Q1 2026 in Review

State of Wisconsin Investment Board reduced its Allegro MicroSystems (ALGM) stake by 2.7% in Q1 2026, selling an estimated $91.5K and leaving 94,953 shares worth $2.99M. The position accounts for 0.01% of the portfolio, ranked #1209.

State of Wisconsin Investment Board first reported a position in ALGM in Q4 2020 and has held it in 19 quarters since. The position peaked at $5.25M in Q4 2023. 320 funds tracked by Wall St. Rank hold ALGM as of Q1 2026.

  • State of Wisconsin Investment Board held 94,953 shares of Allegro MicroSystems worth $2.99M as of Q1 2026.
  • State of Wisconsin Investment Board sold 2,656 Allegro MicroSystems shares in Q1 2026, an estimated $91.5K.
  • Allegro MicroSystems made up 0.01% of State of Wisconsin Investment Board's portfolio in Q1 2026, its #1209 holding.
  • State of Wisconsin Investment Board first reported a position in Allegro MicroSystems in Q4 2020 and has held it in 19 quarters since.
  • State of Wisconsin Investment Board's Allegro MicroSystems position peaked at $5.25M in Q4 2023.
  • 320 funds tracked by Wall St. Rank held Allegro MicroSystems as of Q1 2026.

Based on State of Wisconsin Investment Board's 13F filing for Q1 2026, filed 15 May 2026.