Key facts
- This page summarizes William James Wartinbee III's Form 4 filing for GARTNER INC (IT).
- 6 reported transactions and 2 derivative rows are listed below.
- Accepted by SEC: 11 Feb 2026, 16:34.
William James Wartinbee III - 09 Feb 2026 Form 4 Insider Report for GARTNER INC (IT)
- Reporting relationship
- EVP, Global Sales&Serv Ops
- Issuer ticker
- IT
- Reported as of
- 09 Feb 2026
- Net transaction value
- -$39,938
- SEC form
- 4
- Accepted by SEC
- 11 Feb 2026, 16:34:02 UTC
- Prior SEC filing
- 10 Feb 2026
- Source filing
- View source filing
- Reporting owner signature
- /s/ Kevin Tang for William James Wartinbee III
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
William James Wartinbee III filed Form 4 for GARTNER INC (IT) on 11 Feb 2026.
Change
- Previous filing in this sequence was filed on 10 Feb 2026.
- Current net transaction value: -$39,938.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001964065
Primary reporting owner
Wartinbee William James III
- Relationship
- EVP, Global Sales&Serv Ops
- Address
- 56 TOP GALLANT ROAD, STAMFORD
- Signature
- /s/ Kevin Tang for William James Wartinbee III
- Signature date
- 11 Feb 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
IT
transaction
Common Stock
Options Exercise
- Transaction value
- $0
- Shares
- +301
- Change %
- +3.6%
- Price
- $0.000000
- Shares after
- 8,737
- Date
- 09 Feb 2026
- Ownership
- Direct
- Footnotes
- F1
IT
transaction
Common Stock
Tax liability
- Transaction value
- $15,016
- Shares
- -94
- Change %
- -1.1%
- Price
- $159.75
- Shares after
- 8,643
- Date
- 09 Feb 2026
- Ownership
- Direct
- Footnotes
- F2
IT
transaction
Common Stock
Options Exercise
- Transaction value
- $0
- Shares
- +496
- Change %
- +5.7%
- Price
- $0.000000
- Shares after
- 9,139
- Date
- 09 Feb 2026
- Ownership
- Direct
- Footnotes
- F3
IT
transaction
Common Stock
Tax liability
- Transaction value
- $24,921
- Shares
- -156
- Change %
- -1.7%
- Price
- $159.75
- Shares after
- 8,983
- Date
- 09 Feb 2026
- Ownership
- Direct
- Footnotes
- F2
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
IT
transaction
Derivative
Restricted Stock Units
Options Exercise
- Transaction value
- $0
- Shares
- -301
- Change %
- -100%
- Price
- $0.000000
- Shares after
- 0
- Date
- 09 Feb 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 301
- Exercise price
- $0.000000
- Footnotes
- F1
IT
transaction
Derivative
Restricted Stock Units
Options Exercise
- Transaction value
- $0
- Shares
- -496
- Change %
- -50%
- Price
- $0.000000
- Shares after
- 496
- Date
- 09 Feb 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 496
- Exercise price
- $0.000000
- Footnotes
- F3
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 3 footnotes
Footnote F1
Represents shares acquired upon the release of RSUs, which convert into common stock on a one-for-one basis. These RSUs vest in four substantially equal annual installments commencing on February 09, 2023. This represents the 2026 installment.
Footnote F2
Represents shares withheld for the payment of applicable income and payroll withholding taxes.
Footnote F3
Represents shares acquired upon the release of RSUs, which convert into common stock on a one-for-one basis. These RSUs vest in four substantially equal annual installments commencing on February 09, 2024. This represents the 2026 installment.