Group One Trading
ALGM icon

Group One Trading’s Allegro MicroSystems ALGM Stock Holding History

Group One 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 		$1.61M Buy
23,100
+2,300
+11% +$108K ﹤0.01% 2426
2026
Q1 		$656K Buy
20,800
+1,500
+8% +$51.7K ﹤0.01% 3093
2025
Q4 		$509K Buy
19,300
+9,700
+101% +$267K ﹤0.01% 3489
2025
Q3 		$280K Sell
9,600
-12,000
-56% -$388K ﹤0.01% 4296
2025
Q2 		$739K Sell
21,600
-4,100
-16% -$102K ﹤0.01% 3046
2025
Q1 		$646K Buy
25,700
+19,200
+295% +$479K ﹤0.01% 2848
2024
Q4 		$142K Sell
6,500
-5,400
-45% -$115K ﹤0.01% 4223
2024
Q3 		$277K Buy
11,900
+2,300
+24% +$57.8K ﹤0.01% 3333
2024
Q2 		$271K Sell
9,600
-500
-5% -$14.2K ﹤0.01% 3138
2024
Q1 		$272K Sell
10,100
-38,000
-79% -$1.1M ﹤0.01% 3292
2023
Q4 		$1.46M Sell
48,100
-1,400
-3% -$40K ﹤0.01% 2125
2023
Q3 		$1.58M Sell
49,500
-900
-2% -$36.6K 0.01% 1847
2023
Q2 		$2.28M Buy
50,400
+34,700
+221% +$1.41M 0.01% 1589
2023
Q1 		$753K Buy
15,700
+3,700
+31% +$151K ﹤0.01% 2380
2022
Q4 		$360K Buy
12,000
+10,700
+823% +$292K ﹤0.01% 3333
2022
Q3 		$28K Sell
1,300
-1,300
-50% -$30.2K ﹤0.01% 5845
2022
Q2 		$54K Buy
2,600
+2,200
+550% +$52.5K ﹤0.01% 5480
2022
Q1 		$11K Hold
400
– – ﹤0.01% 7103
2021
Q4 		$14K Sell
400
-300
-43% -$9.77K ﹤0.01% 7164
2021
Q3 		$22K Buy
+700
New +$20.6K ﹤0.01% 7105

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

Group One Trading's ALGM Position: Q2 2026 in Review

Group One Trading reduced its Allegro MicroSystems (ALGM) stake by 63% in Q2 2026, selling an estimated $278K and leaving 3,468 shares worth $241K. The position accounts for ﹤0.01% of the portfolio, ranked #4140.

Group One Trading first reported a position in ALGM in Q1 2021 and has held it in 15 quarters since. The position peaked at $1.81M in Q2 2025. 375 funds tracked by Wall St. Rank hold ALGM as of Q2 2026.

  • Group One Trading held 3,468 shares of Allegro MicroSystems worth $241K as of Q2 2026.
  • Group One Trading sold 5,946 Allegro MicroSystems shares in Q2 2026, an estimated $278K.
  • Allegro MicroSystems made up ﹤0.01% of Group One Trading's portfolio in Q2 2026, its #4140 holding.
  • Group One Trading first reported a position in Allegro MicroSystems in Q1 2021 and has held it in 15 quarters since.
  • Group One Trading's Allegro MicroSystems position peaked at $1.81M in Q2 2025.
  • 375 funds tracked by Wall St. Rank held Allegro MicroSystems as of Q2 2026.

Based on Group One Trading's 13F filing for Q2 2026, filed 14 Aug 2026.