Parallax Volatility Advisers
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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
2026
Q1 		– Sell
-17,291
Closed -$456K – 1450
2025
Q4 		$456K Sell
17,291
-9,007
-34% -$248K ﹤0.01% 1246
2025
Q3 		$768K Buy
+26,298
New +$851K ﹤0.01% 1173

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
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
ClearBridge Investments
ClearBridge Investments New York $121B AUM 27.52% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 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. 322 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.
  • 322 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.