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 		$76.6K Buy
1,100
+400
+57% +$18.7K ﹤0.01% 5074
2026
Q1 		$22.1K Sell
700
-88,900
-99% -$3.06M ﹤0.01% 5901
2025
Q4 		$2.36M Sell
89,600
-178,800
-67% -$4.92M ﹤0.01% 2138
2025
Q3 		$7.84M Buy
268,400
+93,400
+53% +$3.02M 0.01% 1100
2025
Q2 		$5.98M Buy
175,000
+99,900
+133% +$2.49M 0.01% 1188
2025
Q1 		$1.89M Buy
75,100
+18,800
+33% +$469K 0.01% 1872
2024
Q4 		$1.23M Buy
56,300
+55,400
+6,156% +$1.18M ﹤0.01% 2367
2024
Q3 		$21K Sell
900
-300
-25% -$7.54K ﹤0.01% 5208
2024
Q2 		$33.9K Sell
1,200
-12,800
-91% -$364K ﹤0.01% 4814
2024
Q1 		$377K Sell
14,000
-148,800
-91% -$4.3M ﹤0.01% 3005
2023
Q4 		$4.93M Buy
162,800
+47,000
+41% +$1.34M 0.01% 1148
2023
Q3 		$3.7M Buy
115,800
+1,300
+1% +$52.8K 0.01% 1137
2023
Q2 		$5.17M Buy
114,500
+112,200
+4,878% +$4.54M 0.02% 935
2023
Q1 		$110K Buy
2,300
+1,800
+360% +$73.2K ﹤0.01% 4227
2022
Q4 		$15K Hold
500
– – ﹤0.01% 5794
2022
Q3 		$11K Sell
500
-100
-17% -$2.32K ﹤0.01% 6410
2022
Q2 		$12K Sell
600
-1,700
-74% -$40.6K ﹤0.01% 6640
2022
Q1 		$65K Buy
+2,300
New +$65.7K ﹤0.01% 5889
2021
Q2 		– Sell
-9,000
Closed -$228K – 8090
2021
Q1 		$228K Buy
+9,000
New +$257K ﹤0.01% 4891

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.