2,103 institutions reported holding Amphenol as of 2026-03-31, totalling $145.2B. Sourced from SEC Form 13F filings, filed up to 45 days after quarter end.
#
Institution
Value
1
BlackRock, Inc.
$12.9B
2
VANGUARD CAPITAL MANAGEMENT LLC
$10.1B
3
FMR LLC
$10.0B
4
STATE STREET CORP
$7.3B
5
JPMORGAN CHASE & CO
$5.9B
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.