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	–	Sell	-154	Closed	-$7.21K	–	9199
2026 Q1	$4.86K	Buy	+154	New	+$5.31K	﹤0.01%	7914
2025 Q4	–	Sell	-8,391	Closed	-$231K	–	8403
2025 Q3	$245K	Buy	+8,391	New	+$271K	﹤0.01%	4695
2025 Q2	–	Sell	-26,468	Closed	-$659K	–	8527
2025 Q1	$665K	Buy	+26,468	New	+$661K	﹤0.01%	3088
2024 Q4	–	Sell	-8,802	Closed	-$188K	–	8409
2024 Q3	$205K	Buy	+8,802	New	+$221K	﹤0.01%	4491
2024 Q2	–	Sell	-24,040	Closed	-$684K	–	8676
2024 Q1	$648K	Buy	+24,040	New	+$695K	﹤0.01%	3587
2023 Q4	–	Sell	-14,623	Closed	-$418K	–	8689
2023 Q3	$467K	Buy	14,623 +3,690	+34%	+$150K	﹤0.01%	3486
2023 Q2	$493K	Buy	+10,933	New	+$443K	﹤0.01%	3338
2022 Q3	–	Sell	-338	Closed	-$7.84K	–	9809
2022 Q2	$6K	Buy	+338	New	+$8.07K	﹤0.01%	8685
2021 Q4	–	Sell	-863	Closed	-$28.1K	–	10379
2021 Q3	$23K	Buy	863 +200	+30%	+$5.89K	﹤0.01%	8306
2021 Q2	$18K	Buy	663 +548	+477%	+$14.3K	﹤0.01%	8660
2021 Q1	$2K	Buy	+115	New	+$3.29K	﹤0.01%	8415

Other funds holding ALGM

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

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.