Gartner, Inc. (IT) Ownership & Trading Activity

Institutional holders, insider transactions, and congressional trades for IT. 13F holdings as of 2026-03-31.

Top Institutional Holders

InstitutionSharesValueChange
BlackRock, Inc.6,884,501$1.1BDECREASED
BAMCO INC /NY/5,917,616$937MINCREASED
Independent Franchise Partners LLP4,600,771$728MINCREASED
VANGUARD CAPITAL MANAGEMENT LLC4,468,135$707MNEW
VANGUARD PORTFOLIO MANAGEMENT LLC3,693,957$585MNEW

Recent Insider Trades

InsiderTypeSharesValueDate
Eileen Serra (Director)EXERCISE1,7442026-06-08
Eileen Serra (Director)EXERCISE7052026-06-01
Eugene A Hall (Chairman and CEO)OTHER38$6K2026-05-29
Craig Safian (EVP & CFO)OTHER22$3K2026-05-29
Dick Van Ham (EVP, Global Technology Sales)OTHER38$6K2026-05-29

Recent Congressional Trades

MemberTypeAmountDate
Gilbert Cisneros (Democrat)SALE$1,001 - $15,0002026-04-14

Full institutional holdings, insider history, and congressional trades for Gartner, Inc. on SentiSense.