THG
The Hanover Insurance Group, Inc. · Financial Services · Insurance - Property & Casualty
Momentum inputs (comparable managers): holder breadth 0.0% · share flow -3.0% · net new positions -5.6% · formula
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 123 | +1 | 23.91M | $5.08B | +6 | −6 |
| Q1 2026 | 126 | -3 | 23.31M | $4.05B | +2 | −6 |
| Q4 2025 | 128 | +2 | 25.69M | $4.69B | +4 | −1 |
| Q3 2025 | 18 | 0 | 13.29M | $2.41B | n/a | −1 |
| Q2 2025 | 16 | -2 | 13.46M | $2.29B | n/a | −2 |
| Q1 2025 | 15 | +2 | 5.04M | $875.60M | +3 | −1 |
| Q4 2024 | 13 | -2 | 4.79M | $740.67M | n/a | −2 |
| Q3 2024 | 14 | 0 | 3.67M | $543.59M | +3 | −3 |
| Q2 2024 | 14 | n/a | 3.16M | $396.51M | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | The Vanguard Group ✦ (passive) | 3.70M | -0.1% | $672.48M | 0.0% | ▼ Trim | 2 | SEC ↗ ×5 |
| 2 | BlackRock ✦ (passive) | 3.53M | -2.2% | $641.65M | 0.0% | ▼ Trim | 2 | SEC ↗ ×19 |
| 3 | T. Rowe Price ✦ | 1.63M | -3.9% | $295.90M | 0.0% | ▼ Trim | 6 | SEC ↗ ×2 |
| 4 | State Street Global Advisors ✦ (passive) | 1.24M | -2.5% | $225.03M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 5 | AQR Capital Management ✦ | 763.43K | +37.9% | $137.97M | 0.1% | ▲ Add | 6 | SEC ↗ ×5 |
| 6 | Geode Capital Management ✦ (passive) | 698.09K | +2.4% | $126.82M | 0.0% | ▲ Add | 6 | SEC ↗ ×2 |
| 7 | Morgan Stanley ✦ | 364.64K | n/a | $66.23M | 0.0% | n/c | 1 | SEC ↗ ×12 |
| 8 | Markel Group ✦ | 281.00K | 0.0% | $51.04M | 0.4% | Held | 6 | SEC ↗ ×2 |
| 9 | Fidelity (FMR) ✦ | 209.13K | -15.2% | $37.98M | 0.0% | ▼ Trim | 2 | SEC ↗ ×4 |
| 10 | Adage Capital Partners ✦ | 198.00K | -64.5% | $35.96M | 0.1% | ▼ Trim | 5 | SEC ↗ |
| 11 | Goldman Sachs Group ✦ | 168.71K | n/a | $30.64M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 12 | JPMorgan Chase ✦ | 160.40K | n/a | $29.13M | 0.0% | n/c | 1 | SEC ↗ ×12 |
| 13 | Gotham Asset Management ✦ | 131.76K | +12.8% | $23.93M | 0.1% | ▲ Add | 6 | SEC ↗ |
| 14 | Millennium Management ✦ | 128.02K | -41.4% | $23.25M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 15 | Bridgewater Associates ✦ | 46.49K | +14.1% | $8.44M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 16 | Two Sigma Investments ✦ | 31.02K | +165.8% | $5.63M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 17 | Citadel Advisors ✦ | 5.17K | +47.5% | $939,390 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 18 | Renaissance Technologies ✦ | 2.10K | -82.6% | $381,423 | 0.0% | ▼ Trim | 3 | 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
| Norges Bank | $77.17M | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 499 holders, 31.25M shares, $5.07B 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 · 400 sh · $88,004
Officer · 1.70K sh · $379,941
Officer · 4.82K sh · $1.06M
Officer · 1.50K sh · $333,704
Officer · 224 sh · $49,900
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology