InvestorLens

ALGM — ALLEGRO MICROSYSTEMS INC

Public company

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For educational research only.InvestorLens analyzes public regulatory filings (SEC EDGAR, STOCK Act PTRs) that may be delayed by 45 days or more. Information shown is historical and is not financial, legal, or tax advice, nor a recommendation or solicitation to buy or sell any security. Always do your own research.

InvestorLens aggregates public filing data to show which tracked investors reported holdings in this stock. Dollar values represent reported position values, not market capitalization, and may be delayed up to 45 days. Not a recommendation.

Sourced from SEC EDGAR public filings

About ALLEGRO MICROSYSTEMS INC (ALGM)

ALLEGRO MICROSYSTEMS INC (ALGM) appears in the most recent 13F filings of 4 tracked institutional investors. The largest disclosed position is held by Ken Griffin (Citadel Advisors), valued at $72M. Across recent filings, tracked investors recorded 5 new positions, 1 increased, 1 reduced, and 0 exited. All data sourced from SEC 13F filings.

Smart Money Consensus™

Based on recent institutional activity in ALGM

86
/100
Strong Institutional Accumulation
Added / Increased6
Reduced1
Exited0
BearishBullish
Crowded Trade Score™

How many top investors track ALGM

27
/100
Emerging Interest
4investors

A small number of top investors own this.

UndiscoveredCrowded
151015+

ALGM Ownership Composition

How ALLEGRO MICROSYSTEMS INC is held across tracked investor types, based on reported 13F positions.

Dominant Type
Hedge Funds
65% of tracked value
Institutions
4
tracked investors
Total Reported
$46.5M
combined 13F value
Sectors2
  • Hedge Funds65.3%
  • Other34.7%
Hedge Funds(1)
65.3%
Other(3)
34.7%

Tracked investors reporting ALGM

  • Ken GriffinMar 31, 2026
    Citadel Advisors
    Shares
    466.9K
    Value
    $14.7M
    % Portfolio
    0.00%
  • Izzy EnglanderMar 31, 2026
    Millennium Management
    Shares
    28.1K
    Value
    $886.8K
    % Portfolio
    0.00%
  • Steve CohenDec 31, 2025
    Point72 Asset Management
    Shares
    1.1M
    Value
    $30.3M
    % Portfolio
    0.03%
  • Ray DalioMar 31, 2026
    Bridgewater Associates
    Shares
    16.6K
    Value
    $524.8K
    % Portfolio
    0.00%

Recent activity

Frequently asked questions

How many institutional investors hold ALGM?
4 tracked institutional investors disclosed a position in ALGM (ALLEGRO MICROSYSTEMS INC) in their most recent 13F filing.
Who is the largest institutional holder of ALGM?
Ken Griffin, Citadel Advisors, holds the largest disclosed position in ALGM, valued at $72M.
Did institutional ownership of ALGM increase or decrease?
Across recent 13F filings, tracked investors recorded 5 new positions, 1 increased, 1 reduced, and 0 fully exited ALGM.
Where does this ALGM ownership data come from?
SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.