ALLEGRO MICROSYSTEMS INC (ALGM) Institutional Ownership Changes & 13F Activity

ALLEGRO MICROSYSTEMS INC (ALGM). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings. This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Renaissance Technologies LLC and ARK Invest.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2026Renaissance Technologies LLCSell-312,300123,900$3,906,567
Q4 2025Renaissance Technologies LLCBuy405,200436,200$11,506,956
Q1 2024Renaissance Technologies LLCSell-71,78531,000$836
Q4 2023Renaissance Technologies LLCSell-387,315102,785$3,111
Q3 2023Renaissance Technologies LLCSell-69,800490,100$15,654
Q2 2023Renaissance Technologies LLCBuy136,800559,900$25,274
Q1 2023Renaissance Technologies LLCBuy213,300423,100$20,305
Q4 2022Renaissance Technologies LLCSell-173,532209,800$6,298
Q3 2022Renaissance Technologies LLCBuy84,532383,332$8,376
Q2 2022Renaissance Technologies LLCBuy279,800298,800$6,182
Q2 2022ARK InvestSell-2896,073$156
Q1 2022Renaissance Technologies LLCBuy19,00019,000$540
Q1 2022ARK InvestBuy6,3626,362$181

Frequently asked questions about ALGM activity

  • Which institutional owners are buying ALGM?

    Institutional owners buying ALGM include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in ALGM activity?

    "Buy" means an investor increased their reported position in ALGM compared to the prior reporting period. This reflects growing exposure to ALLEGRO MICROSYSTEMS INC (ALGM) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in ALGM increasing?

    Institutional interest in ALGM can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.

Related ALGM Institutional Insights