GARTNER INC reports

Company location: Stamford, CT
Fiscal year end: 31 December

GARTNER INC has filed 4,183 SEC EDGAR filings since 07 Feb 1996

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SEC filing history

Showing 101-125 of 1,000 matching filings.

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25

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5

4

PRIMARY DOCUMENT

Filing date: 06 Jan 2026
Reporting date: 02 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Jan 2026
Reporting date: 02 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Jan 2026
Reporting date: 02 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Jan 2026
Reporting date: 02 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Jan 2026
Reporting date: 02 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 17 Dec 2025
Reporting date: 15 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 12 Dec 2025
Reporting date: 11 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 12 Dec 2025
Reporting date: 10 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 05 Dec 2025
Reporting date: 03 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 05 Dec 2025
Reporting date: 03 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

144 File 001-14443

144 filing

Filing date: 03 Dec 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

144 File 001-14443

144 filing

Filing date: 03 Dec 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Dec 2025
Reporting date: 28 Nov 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Dec 2025
Reporting date: 28 Nov 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Dec 2025
Reporting date: 28 Nov 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Dec 2025
Reporting date: 28 Nov 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Dec 2025
Reporting date: 28 Nov 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Dec 2025
Reporting date: 28 Nov 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-14443

8-K

Filing date: 20 Nov 2025
Reporting date: 20 Nov 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

424B5 File 333-291447

424B5

Filing date: 17 Nov 2025
Reporting date: Not listed
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

SCHEDULE 13G/A File 005-44921

SCHEDULE 13G/A filing

Filing date: 14 Nov 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

FWP File 333-291447

FWP

Filing date: 14 Nov 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

424B5 File 333-291447

424B5

Filing date: 13 Nov 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

S-3ASR File 333-291447

S-3ASR

Filing date: 12 Nov 2025
Reporting date: Not listed
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

10-Q File 001-14443

10-Q

Filing date: 04 Nov 2025
Reporting date: 30 Sep 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

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