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Allegro MicroSystems
ALGM

Fund managers haven’t disclosed any holdings of ALGM yet.

ALGM Hedge Fund Activity: Q1 2026 in Review

320 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Allegro MicroSystems (ALGM) for Q1 2026, worth a combined $4.32B — up 20% from $3.6B a quarter earlier.

Buyers outnumbered sellers: 70 funds opened new ALGM positions and 37 closed out — a net gain of 33 holders — while 124 added to existing stakes and 85 trimmed.

The largest buyer was Fidelity Investments, adding an estimated $130M. The largest seller was Citadel Advisors, cutting an estimated $74.5M.

  • 320 institutional investors held Allegro MicroSystems (ALGM) as of Q1 2026, up from 293 in Q4 2025.
  • Funds reported $4.32B of Allegro MicroSystems stock for Q1 2026, up 20% quarter-over-quarter.
  • 70 funds opened new Allegro MicroSystems positions in Q1 2026 and 37 closed out, a net change of +33 holders.
  • The largest Allegro MicroSystems buyer in Q1 2026 was Fidelity Investments, an estimated $130M added.
  • The largest Allegro MicroSystems seller in Q1 2026 was Citadel Advisors, an estimated $74.5M sold.

Based on aggregated 13F filings for Q1 2026.