706 institutions reported holding Gartner as of 2026-03-31, totalling $11.9B. Sourced from SEC Form 13F filings, filed up to 45 days after quarter end.
#
Institution
Value
1
BlackRock, Inc.
$1.1B
2
BAMCO INC /NY/
$937M
3
Independent Franchise Partners LLP
$728M
4
VANGUARD CAPITAL MANAGEMENT LLC
$707M
5
VANGUARD PORTFOLIO MANAGEMENT LLC
$585M
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.