1,404 institutions reported holding Fastenal as of 2026-03-31, totalling $43.9B. Sourced from SEC Form 13F filings, filed up to 45 days after quarter end.
#
Institution
Value
1
BlackRock, Inc.
$4.9B
2
VANGUARD CAPITAL MANAGEMENT LLC
$3.5B
3
VANGUARD PORTFOLIO MANAGEMENT LLC
$3.0B
4
STATE STREET CORP
$2.6B
5
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
$1.8B
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.