🕵️ Gartner Inc ($IT)
SEC insider & ownership activity, last 12 months · CIK 749251 · every row links its SEC filing
Over the last 12 months insiders sold $162K against $10.0M of open-market buying. Stephen G. Pagliuca bought $9.9M (Dec). No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
3 buyers, $10.0M (9 lots) · 2 sellers, $162K (3 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Stephen G. Pagliuca | 7 | $9.9M | 0 | – | Dec 10, 2025 |
| Jose M. Gutierrez | 1 | $100K | 0 | – | Aug 18, 2025 |
| Claire L Herkes | 0 | – | 1 | $85K | Dec 3, 2025 |
| John J. Rinello | 1 | $8K | 2 | $77K | Feb 5, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Baron Capital Group, Inc. | 11.3% | 13G | Jun 3, 2026 | filing ↗ | |
| Ronald Baron | 11.3% | 13G | Jun 3, 2026 | filing ↗ | |
| Bamco Inc /NY/ | 10.5% | 13G | Jun 3, 2026 | filing ↗ | |
| Blackrock, Inc. | 7.5% | 13G | Jul 28, 2026 | filing ↗ | |
| Vanguard Capital Management | 7.3% | 13G | Apr 29, 2026 | filing ↗ | |
| Independent Franchise Partners, LLP | 6.5% | 13G | May 14, 2026 | filing ↗ | |
| Vanguard Portfolio Management | 5.3% | 13G | Apr 29, 2026 | filing ↗ | |
| AQR Capital Management, LLC | 5.1% | 13G | May 15, 2026 | filing ↗ | |
| AQR Capital Management Holdings, LLC | 5.1% | 13G | May 15, 2026 | filing ↗ | |
| Baron Partners Fund | 5.0% | 13G | Jun 3, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| John J Rinello | $51K | Dec 3, 2025 | filing ↗ |
| Claire L Herkes | $85K | Dec 3, 2025 | filing ↗ |
| John J Rinello | $26K | Aug 22, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Shareholder vote (5.07) | May 28, 2026 | filing ↗ |
| Earnings (2.02) | Apr 30, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Apr 30, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 30, 2026 | filing ↗ |
| Earnings (2.02) | Jan 29, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jan 29, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 29, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jan 29, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 29, 2026 | filing ↗ |
| Material agreement (1.01) | Nov 20, 2025 | filing ↗ |
| New financial obligation (2.03) | Nov 20, 2025 | filing ↗ |
| Other events (8.01) | Nov 20, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 20, 2025 | filing ↗ |
| Earnings (2.02) | Nov 4, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Nov 4, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 4, 2025 | filing ↗ |
| Other events (8.01) | Sep 10, 2025 | filing ↗ |
| Earnings (2.02) | Jul 31, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Jul 31, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 31, 2025 | filing ↗ |