Simplex Trading
ALGM icon

Simplex Trading’s Allegro MicroSystems ALGM Stock Holding History

Simplex Trading’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
Q2 		$2.94M Buy
42,200
+34,200
+428% +$1.6M ﹤0.01% 1647
2026
Q1 		$252K Sell
8,000
-5,200
-39% -$179K ﹤0.01% 4018
2025
Q4 		$348K Sell
13,200
-3,400
-20% -$93.6K ﹤0.01% 3671
2025
Q3 		$484K Sell
16,600
-26,100
-61% -$844K ﹤0.01% 3868
2025
Q2 		$1.46M Buy
42,700
+27,200
+175% +$678K ﹤0.01% 2399
2025
Q1 		$389K Sell
15,500
-11,400
-42% -$285K ﹤0.01% 3659
2024
Q4 		$588K Sell
26,900
-12,000
-31% -$256K ﹤0.01% 3356
2024
Q3 		$906K Sell
38,900
-144,000
-79% -$3.62M ﹤0.01% 3008
2024
Q2 		$5.17M Sell
182,900
-89,600
-33% -$2.55M ﹤0.01% 1415
2024
Q1 		$7.35M Sell
272,500
-27,400
-9% -$792K ﹤0.01% 1322
2023
Q4 		$9.08M Buy
299,900
+218,000
+266% +$6.23M 0.01% 1154
2023
Q3 		$2.62M Sell
81,900
-33,400
-29% -$1.36M ﹤0.01% 1857
2023
Q2 		$5.2M Sell
115,300
-88,400
-43% -$3.58M ﹤0.01% 1285
2023
Q1 		$9.78M Buy
203,700
+9,400
+5% +$382K 0.01% 917
2022
Q4 		$5.83M Buy
194,300
+189,700
+4,124% +$5.17M 0.01% 1135
2022
Q3 		$100K Buy
4,600
+2,000
+77% +$46.4K ﹤0.01% 5523
2022
Q2 		$53K Sell
2,600
-9,500
-79% -$227K ﹤0.01% 6403
2022
Q1 		$343K Sell
12,100
-17,300
-59% -$494K ﹤0.01% 4352
2021
Q4 		$1.06M Buy
29,400
+29,000
+7,250% +$944K ﹤0.01% 2777
2021
Q3 		$10K Hold
400
– – ﹤0.01% 8906
2021
Q2 		$11K Buy
400
+397
+13,233% +$10.4K ﹤0.01% 9017
2021
Q1 		$7K Buy
+3
New +$86 ﹤0.01% 8051

Other funds holding ALGM

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
ClearBridge Investments
ClearBridge Investments New York $121B AUM 27.52% 1-Year Est. Return

Simplex Trading's ALGM Position: Q2 2026 in Review

Simplex Trading sold out of Allegro MicroSystems (ALGM) in Q2 2026, closing a stake of 154 shares — an estimated $7.21K sold.

Simplex Trading first reported a position in ALGM in Q1 2021 and held it in 11 quarters. The position peaked at $665K in Q1 2025. 375 funds tracked by Wall St. Rank hold ALGM as of Q2 2026.

  • Simplex Trading reported no remaining Allegro MicroSystems position as of Q2 2026 after selling out during the quarter.
  • Simplex Trading sold 154 Allegro MicroSystems shares in Q2 2026, an estimated $7.21K.
  • Simplex Trading first reported a position in Allegro MicroSystems in Q1 2021 and held it in 11 quarters.
  • Simplex Trading's Allegro MicroSystems position peaked at $665K in Q1 2025.
  • 375 funds tracked by Wall St. Rank held Allegro MicroSystems as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.