Ticker · CUSIP 366651107

IT

GARTNER INC
Technology·Information Technology Services
···Share
Holders (tracked)
24
Combined shares
9,993,896
Combined value
$2.47B
Last close
$155.53
Quarter
2025Q4
Tracked holders · last 8 quarters
+8 vs previous quarter over the last 8.
24182024Q12025Q4
Price is -37.1% vs the avg quarter-end implied price across tracked holders.

SEC event timeline

29 events
  1. Paul Tudor Jones (Tudor Investment) opened position2026-02-17
    +43,258 shares · 2025Q4
    13F
  2. Bill Nygren (Harris / Oakmark) opened position2026-02-17
    +963,984 shares · 2025Q4
    13F
  3. Ken Griffin (Citadel Advisors) added2026-02-17
    +51,977 shares · 2025Q4
    13F
  4. D.E. Shaw & Co. trimmed2026-02-17
    −202,012 shares · 2025Q4
    13F
  5. Two Sigma Investments added2026-02-17
    +40,740 shares · 2025Q4
    13F
  6. AQR Capital Management added2026-02-17
    +646,052 shares · 2025Q4
    13F
  7. Izzy Englander (Millennium Mgmt) added2026-02-17
    +585,775 shares · 2025Q4
    13F
  8. Steve Cohen (Point72) opened position2026-02-17
    +32,873 shares · 2025Q4
    13F
  9. T. Rowe Price trimmed2026-02-17
    −178,021 shares · 2025Q4
    13F
  10. Wellington Management added2026-02-17
    +123 shares · 2025Q4
    13F
  11. Ron Baron (Baron Capital / BAMCO) trimmed2026-02-17
    −109,156 shares · 2025Q4
    13F
  12. Ray Dalio (Bridgewater Associates) trimmed2026-02-13
    −10,606 shares · 2025Q4
    13F
  13. Renaissance Technologies added2026-02-12
    +15,300 shares · 2025Q4
    13F
  14. Wally Weitz (Weitz Investment) trimmed2026-02-12
    −82,950 shares · 2025Q4
    13F
  15. Norges Bank (Norway SWF) opened position2026-02-10
    +1,187,473 shares · 2025Q4
    13F
  16. Paul Tudor Jones (Tudor Investment) exited2025-12-09
    −100,169 shares · 2025Q3
    13F
  17. Izzy Englander (Millennium Mgmt) trimmed2025-11-14
    −247,171 shares · 2025Q3
    13F
  18. Two Sigma Investments trimmed2025-11-14
    −271,055 shares · 2025Q3
    13F
  19. D.E. Shaw & Co. opened position2025-11-14
    +269,679 shares · 2025Q3
    13F
  20. T. Rowe Price added2025-11-14
    +88,918 shares · 2025Q3
    13F
  21. Wellington Management trimmed2025-11-14
    −821,704 shares · 2025Q3
    13F
  22. Ron Baron (Baron Capital / BAMCO) added2025-11-14
    +669,352 shares · 2025Q3
    13F
  23. AQR Capital Management added2025-11-14
    +585,766 shares · 2025Q3
    13F
  24. Renaissance Technologies trimmed2025-11-13
    −151,100 shares · 2025Q3
    13F
  25. Norges Bank (Norway SWF) exited2025-11-13
    −975,046 shares · 2025Q3
    13F
  26. Ray Dalio (Bridgewater Associates) opened position2025-11-13
    +59,780 shares · 2025Q3
    13F
  27. Norges Bank (Norway SWF) added2025-11-12
    +6,701 shares · 2024Q3
    13F
  28. Wally Weitz (Weitz Investment) added2025-11-10
    +19,450 shares · 2025Q3
    13F
  29. Tom Gayner (Markel Group) exited2025-10-31
    −5,700 shares · 2025Q3
    13F

Insider activity

No insider transactions in the last 30 days.
View full insider history for IT →
Follow-the-investor returns
If you'd copied each holder of IT…
Cost basis inferred from 13F share-delta history. Sorted by % return on the position they're still holding.
InvestorFirst inCost basisReturnPosition value today
T. Rowe Price2016Q1$44.22+251.7%$30.0M
Ron Baron (Baron Capital / BAMCO)2016Q1$116.73+33.2%$655.2M
Bill Nygren (Harris / Oakmark)2018Q2$252.22-38.3%$149.9M
Izzy Englander (Millennium Mgmt)2016Q2$254.27-38.8%$3.0M
Izzy Englander (Millennium Mgmt)2016Q2$254.27-38.8%$3.0M
Izzy Englander (Millennium Mgmt)2016Q2$254.27-38.8%$3.0M
Ken Griffin (Citadel Advisors)2016Q1$260.73-40.3%$5.2M
Ken Griffin (Citadel Advisors)2016Q1$260.73-40.3%$5.2M
Ken Griffin (Citadel Advisors)2016Q1$260.73-40.3%$5.2M
D.E. Shaw & Co.2016Q2$268.89-42.2%$1.1M
D.E. Shaw & Co.2016Q2$268.89-42.2%$1.1M
Ray Dalio (Bridgewater Associates)2016Q2$282.63-45.0%$7.6M
Paul Tudor Jones (Tudor Investment)2016Q2$295.02-47.3%$6.7M
Paul Tudor Jones (Tudor Investment)2016Q2$295.02-47.3%$6.7M
Paul Tudor Jones (Tudor Investment)2016Q2$295.02-47.3%$6.7M
Wellington Management2016Q1$306.38-49.2%$721K
AQR Capital Management2016Q1$309.99-49.8%$294.3M
Wally Weitz (Weitz Investment)2022Q1$315.17-50.7%$3.8M
Renaissance Technologies2016Q2$385.88-59.7%$12.2M
Two Sigma Investments2016Q2$400.97-61.2%$47.5M
Steve Cohen (Point72)2016Q3$434.94-64.2%$1.6M
Steve Cohen (Point72)2016Q3$434.94-64.2%$1.6M
Steve Cohen (Point72)2016Q3$434.94-64.2%$1.6M
Norges Bank (Norway SWF)2016Q1$1701.01-90.9%$184.7M

Who moved on this name in 2025Q4

13F transactions reported for the latest quarter, grouped by direction.
New positions4
Added to6
Trimmed5
Exited0
—

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
15
$223.90B
2022Q2
18
$183.84B
2022Q3
18
$212.4M
2022Q4
20
$5.05B
2023Q1
18
$4.62B
2023Q2
19
$5.13B
2023Q3
16
$4.30B
2023Q4
17
$5.37B
2024Q1
18
$6.57B
2024Q2
18
$6.18B
2024Q3
16
$3.63B
2024Q4
15
$2.82B
2025Q1
14
$2.59B
2025Q2
14
$3.07B
2025Q3
16
$1.72B
2025Q4
24
$2.47B
Congress members trading this stock
DateMemberTypeAmount rangeFiling
2026-03-13Gilbert CisnerosBuy$1K – $15KPDF ↗
2025-10-31Lisa McClainSell$1K – $15KPDF ↗
2025-10-30Lisa McClainBuy$1K – $15KPDF ↗
2025-10-30Lisa McClainSell$1K – $15KPDF ↗
2025-09-11Lisa McClainBuy$1K – $15KPDF ↗
2025-07-22Lisa McClainSell$1K – $15KPDF ↗
2025-07-16Lisa McClainBuy$1K – $15KPDF ↗
2025-06-26Valerie HoyleSell$1K – $15KPDF ↗
2025-04-08Rob BresnahanSell$1K – $15KPDF ↗
2025-03-20Byron DonaldsSell$1K – $15KPDF ↗
2025-03-20Byron DonaldsSell$1K – $15KPDF ↗
2024-10-29Valerie HoyleBuy$1K – $15KPDF ↗

Who owns IT

24 super-investors · 2025Q4
Tracked stake
9.99M
shares
Combined value
$2.47B
% of shares outstanding
—
shares-out unknown
Quarter action mix
New8Added10Trim6
#ManagerSharesValue
1Ron Baron
Baron Capital / BAMCO
4.21M$1.06B
2AQR Capital Management1.89M$477M
3Norges Bank
Norway SWF
1.19M$300M
4Bill Nygren
Harris / Oakmark
964.0K$243M
5Izzy Englander
Millennium Mgmt
595.6K$150M
6Two Sigma Investments305.7K$77M
7Ken Griffin
Citadel Advisors
146.2K$37M
8Renaissance Technologies78.2K$20M
9D.E. Shaw & Co.67.7K$17M
10Ken Griffin
Citadel Advisors
67.6K$17M
11Ray Dalio
Bridgewater Associates
49.2K$12M
12Paul Tudor Jones
Tudor Investment
43.3K$11M
13Ken Griffin
Citadel Advisors
33.7K$9M
14Steve Cohen
Point72
32.9K$8M
15Steve Cohen
Point72
26.4K$7M
16Wally Weitz
Weitz Investment
24.4K$6M
17Izzy Englander
Millennium Mgmt
19.4K$5M
18Izzy Englander
Millennium Mgmt
11.6K$3M
19Paul Tudor Jones
Tudor Investment
11.3K$3M
20Paul Tudor Jones
Tudor Investment
10.1K$3M
21Steve Cohen
Point72
10.0K$3M
22D.E. Shaw & Co.6.8K$2M
23Wellington Management4.6K$1M
24T. Rowe Price192.9K$49K

Recent moves

20 transactions
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