IT
Gartner (IT)
NYSE
$179.33-$0.26 (-0.14%)
Price as of Sep 11, 2026 7:30 PM EDT
  • $11.3B
    Market Cap
  • -27.39%
    1-Year Change
  • Information Technology Services
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
VALUEACT CAPITAL MANAGEMENT, L.P.
30.82%
20.6M
+20.6M (+100.00%)
Sep 30, 2006
VANGUARD GROUP INC
13.52%
9.1M
-1.0M (-11.36%)
Dec 31, 2025
BAMCO INC /NY/
11.35%
7.6M
+1.7M (+22.15%)
Jun 30, 2026
BLACKROCK FUNDING, INC. /DE
10.09%
6.8M
+318,333 (+4.71%)
Dec 31, 2024
BLACKROCK INC.
9.61%
6.4M
+254,434 (+3.96%)
Jun 30, 2024
INDEPENDENT FRANCHISE PARTNERS LLP
8.34%
5.6M
+982,191 (+17.59%)
Jun 30, 2026
BLACKROCK, INC.
7.79%
5.2M
-1.7M (-31.96%)
Jun 30, 2026

Current Ownership Distribution

  • Mutual Funds2.4B (61.99%)
  • Institutions1.4B (36.88%)
  • Insiders43.6M (1.13%)
  • Other0 (0.00%)

Insider Transactions

  • 1.13% (43.6M)
    Current InsiderOwnership (%, shares)
  • 1
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 3
    Number of InsiderSelling (last 12 months)
  • $3.1M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Safian Craig
EVP & CFO
Other
Aug 31, 2026
$3,387.60
18
$188.20
83,090
HALL EUGENE A
Chairman and CEO
Other
Aug 31, 2026
$5,834.20
31
$188.20
1.2M
Rupani Altaf
EVP, Chief Information Officer
Other
Aug 31, 2026
$3,575.80
19
$188.20
1,199
Genovese Yvonne
EVP, Bus. & Tech. Insights
Sell
Aug 10, 2026
$229,022.30
1,205
$190.06
6,208
FUCHS ANNE SUTHERLAND
Sell
Aug 07, 2026
$158,500.24
860
$184.30
8,097
Herkes Claire
EVP, Conferences
Sell
Aug 07, 2026
$198,147.69
1,039
$190.71
5,252
BRESSLER RICHARD J
Award
Jul 01, 2026
$26,216.96
196
$133.76
21,559
Rus Daniela L
Award
Jul 01, 2026
$24,344.32
182
$133.76
290
FUCHS ANNE SUTHERLAND
Award
Jul 01, 2026
$13,376.00
100
$133.76
29,677
GUTIERREZ JOSE M
Award
Jul 01, 2026
$14,981.12
112
$133.76
338
GRABE WILLIAM O
Award
Jul 01, 2026
$24,344.32
182
$133.76
47,379
Bisson Peter
Award
Jul 01, 2026
$26,216.96
196
$133.76
4,053
Bousa Edward Peter
Award
Jul 01, 2026
$26,216.96
196
$133.76
313
CESAN RAUL E
Award
Jul 01, 2026
$25,013.12
187
$133.76
1,250
GRABE WILLIAM O
Other
Jul 01, 2026
$0.00
182
$0.00
47,197
GUTIERREZ JOSE M
Other
Jul 01, 2026
$0.00
112
$0.00
226
FUCHS ANNE SUTHERLAND
Other
Jul 01, 2026
$0.00
100
$0.00
29,577
CESAN RAUL E
Other
Jul 01, 2026
$0.00
187
$0.00
1,063
GRABE WILLIAM O
Other
Jul 01, 2026
$0.00
182
$0.00
1,224
GUTIERREZ JOSE M
Other
Jul 01, 2026
$0.00
112
$0.00
2,951
Serra Eileen
Award
Jul 01, 2026
$28,758.40
215
$133.76
3,362
CESAN RAUL E
Other
Jul 01, 2026
$0.00
187
$0.00
54,083
FUCHS ANNE SUTHERLAND
Other
Jul 01, 2026
$0.00
100
$0.00
8,957
PAGLIUCA STEPHEN G
Award
Jul 01, 2026
$25,013.12
187
$133.76
1,855
PAGLIUCA STEPHEN G
Other
Jul 01, 2026
$0.00
187
$0.00
1,668
PAGLIUCA STEPHEN G
Other
Jul 01, 2026
$0.00
187
$0.00
112,602
Rinello John J
EVP, Global Business Sales
Exempt
Jun 30, 2026
$0.00
71
$0.00
71
Rinello John J
EVP, Global Business Sales
Exempt
Jun 30, 2026
$0.00
71
$0.00
3,746
Rinello John J
EVP, Global Business Sales
In Kind
Jun 30, 2026
$2,851.64
22
$129.62
3,724
Serra Eileen
Exempt
Jun 08, 2026
$0.00
1,744
$0.00
0