DOSSIER · 13F Holders · Q1 2026Technology · Services-Management Services
IT

GARTNER INC

704 institutions still hold GARTNER INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 366651107·Services-Management Services·704 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$7.8B
visible holders
Holders
704
filers reporting
Concentration
11.96%
BAMCO INC /NY/ #1
top holder share
AI Holders Summary · Q1 2026

704 institutions reported IT in Q1 2026. BAMCO INC /NY/ leads at 12.0% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
BAMCO INC /NY/
CIK 0001017918
$937M5.9M2.83%Q1 2026
02
Independent Franchise Partners LLP
CIK 0001483866
$728M4.6M5.10%Q1 2026
03
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$707M4.5M0.02%Q1 2026
04
BlackRock, Inc.
CIK 0002012383
$676M5.2M0.01%Q2 2026
05
Vanguard Portfolio Management
CIK 0002100121· Index
$585M3.7M0.03%Q1 2026
06
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
$565M3.6M0.26%Q1 2026
07
HARRIS ASSOCIATES L P
CIK 0000813917
$497M3.1M0.66%Q1 2026
08
MORGAN STANLEY
CIK 0000895421
$376M2.4M0.02%Q1 2026
09
STATE STREET CORP
CIK 0000093751
$364M2.8M0.01%Q2 2026
10
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$349M2.2M0.02%Q1 2026
11
Capital International Investors
CIK 0001562230
$320M2.0M0.08%Q1 2026
12
Invesco Ltd.
CIK 0000914208
$320M2.0M0.03%Q1 2026
13
GOLDMAN SACHS GROUP INC
CIK 0000886982
$281M1.8M0.03%Q1 2026
14
FEDERATED HERMES, INC.
CIK 0001056288
$268M1.7M0.44%Q1 2026
15
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$178M1.1M0.14%Q1 2026
16
UBS Group AG
CIK 0001610520
$162M1.0M0.02%Q1 2026
17
JPMORGAN CHASE & CO
CIK 0000019617
$139M876K0.01%Q1 2026
18
NORTHERN TRUST CORP
CIK 0000073124· Index
$138M871K0.02%Q1 2026
19
BANK OF AMERICA CORP /DE/
CIK 0000070858
$123M774K0.01%Q1 2026
20
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
CIK 0000861177
$122M772K0.03%Q1 2026
Page 1 of 36
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Insiders at GARTNER INC
Dykstra Karen EBisson PeterSafian CraigVan Ham DickCesan Raul EFuchs Anne SutherlandBousa Edward PeterGutierrez Jose M