317 institutions reported holding Allegro Micro as of 2026-03-31, totalling $4.3B. Sourced from SEC Form 13F filings, filed up to 45 days after quarter end.
#
Institution
Value
1
FMR LLC
$865M
2
BlackRock, Inc.
$394M
3
Capital Research Global Investors
$392M
4
Invesco Ltd.
$276M
5
VANGUARD PORTFOLIO MANAGEMENT LLC
$250M
Source: SEC Form 13F filings via SEC EDGAR. Covers long US-listed equity only — short positions, bonds and non-US holdings are not reported on this form.