Parallax Volatility Advisers’s Allegro MicroSystems ALGM Stock Holding History

Parallax Volatility Advisers’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
2025 Q1	–	Sell	-125,000	Closed	-$2.73M	–	1533
2024 Q4	$2.73M	Hold	125,000	–	–	0.01%	1042
2024 Q3	$2.91M	Sell	125,000 -47,000	-27%	-$1.18M	0.01%	998
2024 Q2	$4.86M	Hold	172,000	–	–	0.01%	729
2024 Q1	$4.64M	Buy	+172,000	New	+$4.97M	0.01%	757

Other funds holding ALGM

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

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 Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

ClearBridge Investments New York $115B AUM 24.78% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Parallax Volatility Advisers's ALGM Position: Q1 2026 in Review

Parallax Volatility Advisers sold out of Allegro MicroSystems (ALGM) in Q1 2026, closing a stake of 17,291 shares — an estimated $456K sold.

Parallax Volatility Advisers first reported a position in ALGM in Q3 2025 and held it in 2 quarters. The position peaked at $768K in Q3 2025. 320 funds tracked by Wall St. Rank hold ALGM as of Q1 2026.

Parallax Volatility Advisers reported no remaining Allegro MicroSystems position as of Q1 2026 after selling out during the quarter.
Parallax Volatility Advisers sold 17,291 Allegro MicroSystems shares in Q1 2026, an estimated $456K.
Parallax Volatility Advisers first reported a position in Allegro MicroSystems in Q3 2025 and held it in 2 quarters.
Parallax Volatility Advisers's Allegro MicroSystems position peaked at $768K in Q3 2025.
320 funds tracked by Wall St. Rank held Allegro MicroSystems as of Q1 2026.

Based on Parallax Volatility Advisers's 13F filing for Q1 2026, filed 15 May 2026.