IT
Gartner, Inc. · Technology · Information Technology Services
Momentum inputs (comparable managers):
holder breadth -5.0% ·
share flow +2.2% ·
net new positions -5.3%
· formula
Concentrated accumulation: rising shares among fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 3 | 0 | 172.21K | $31.77M | n/a | −1 |
| Q2 2026 | 150 | -5 | 56.99M | $7.39B | +7 | −13 |
| Q1 2026 | 159 | -7 | 58.90M | $9.33B | +2 | −10 |
| Q4 2025 | 165 | +3 | 59.50M | $15.01B | +4 | n/a |
| Q3 2025 | 21 | 0 | 31.97M | $8.40B | +2 | −3 |
| Q2 2025 | 19 | -1 | 29.27M | $11.83B | n/a | −1 |
| Q1 2025 | 17 | -1 | 9.61M | $4.03B | +1 | −2 |
| Q4 2024 | 18 | -1 | 9.59M | $4.64B | +1 | −2 |
| Q3 2024 | 18 | +2 | 5.79M | $2.93B | +3 | −1 |
| Q2 2024 | 16 | n/a | 5.59M | $2.51B | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | The Vanguard Group ✦ (passive) | 9.57M | n/a | $3.87B | 0.1% | n/c | 1 | SEC ↗ ×6 |
| 2 | BlackRock ✦ (passive) | 7.59M | n/a | $3.07B | 0.1% | n/c | 1 | SEC ↗ ×22 |
| 3 | State Street Global Advisors ✦ (passive) | 3.41M | +2.9% | $1.38B | 0.1% | ▲ Add | 3 | SEC ↗ |
| 4 | Geode Capital Management ✦ (passive) | 2.26M | +4.1% | $910.48M | 0.1% | ▲ Add | 5 | SEC ↗ ×2 |
| 5 | Fidelity (FMR) ✦ | 1.86M | n/a | $753.37M | 0.0% | n/c | 1 | SEC ↗ ×6 |
| 6 | Norges Bank ✦ (passive) | 975.05K | +2.4% | $394.13M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 7 | Wellington Management ✦ | 826.22K | -12.5% | $333.97M | 0.1% | ▼ Trim | 5 | SEC ↗ ×4 |
| 8 | AQR Capital Management ✦ | 660.19K | +304.4% | $266.86M | 0.2% | ▲ Add | 5 | SEC ↗ ×6 |
| 9 | Two Sigma Investments ✦ | 536.01K | +2.4% | $216.67M | 0.4% | ▲ Add | 5 | SEC ↗ |
| 10 | Arrowstreet Capital ✦ | 427.12K | +13.5% | $172.65M | 0.1% | ▲ Add | 4 | SEC ↗ |
| 11 | T. Rowe Price ✦ | 281.97K | -20.6% | $113.98M | 0.0% | ▼ Trim | 5 | SEC ↗ ×2 |
| 12 | Millennium Management ✦ | 256.96K | -42.5% | $103.87M | 0.1% | ▼ Trim | 5 | SEC ↗ |
| 13 | Citadel Advisors ✦ | 225.26K | +351.5% | $91.06M | 0.1% | ▲ Add | 2 | SEC ↗ ×2 |
| 14 | Renaissance Technologies ✦ | 214.01K | +143.7% | $86.51M | 0.1% | ▲ Add | 5 | SEC ↗ |
| 15 | Adage Capital Partners ✦ | 65.50K | -6.6% | $26.48M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 16 | Gotham Asset Management ✦ | 56.86K | +94.0% | $22.98M | 0.1% | ▲ Add | 5 | SEC ↗ |
| 17 | PRIMECAP Management ✦ | 40.50K | -62.0% | $16.37M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 18 | Marshall Wace ✦ | 6.67K | -16.6% | $2.70M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 19 | Markel Group ✦ | 5.70K | 0.0% | $2.30M | 0.0% | Held | 5 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| Bridgewater Associates | $4.58M | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 705 holders, 74.23M shares, $11.51B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Officer · 3.28K sh · $644,127
Officer · 700 sh · $141,211
Officer · 1.21K sh · $229,022
Officer · 1.04K sh · $198,148
Director · 860 sh · $158,500
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology