HANOVER INSURANCE GROUP, INC. (THG)

As of 31 August 2026, short interest in THG is 714,354 shares, down 51,785 shares over the last month. Over the last 48 readings it ranged from 211,230 shares (29 November 2024) to 1,181,059 shares (15 July 2026). At the reported average volume of 284K shares a day that is 2.5 days to cover.

<iframe src="https://xoomar.com/embed/stocks/thg" width="100%" height="440" style="border:0;max-width:100%" loading="lazy" title="XOOMAR chart"></iframe>

As of 11 September 2026, the short share of THG volume is 72.0%, up 12.8 points over the last five sessions. Over the last 52 readings it ranged from 25.6% (19 August 2026) to 81.2% (24 August 2026). The latest reading is 19.9 points above the 30-session average of 52.1%, on 131K shares reported.

As of 21 July 2026, the fails-to-deliver balance in THG is 75 shares, up 1 share over the last settlement date. Over the last 52 readings it ranged from 1 share (13 December 2024) to 44,000 shares (2 February 2026). The latest reading sits at the bottom of that range.

Insiders at THG reported 8 open-market sells worth $2.4M in the last 90 days and no open-market buys. Sells alone are a weak signal; insiders sell for tax, diversification and estate reasons all the time. Latest filing: Kerrigan Dennis Francis (Executive Vice President) on 2026-08-20.

Form 4 filings are due within two business days of the trade. Insiders sell for many reasons that say nothing about the company; open-market buys are the rarer, stronger signal.

4 Form 144 notices on file for THG worth $2.4M at the prices reported; 4 in the last 90 days worth $2.4M. Latest: Kerrigan Dennis Francis filed on 2026-08-20 to sell 2,104 shares ($468K) from 2026-08-20.

3 holders above 5% have filed on THG, all on Schedule 13G (passive). The largest reported stake is Vanguard Portfolio Management at 5.5% of the class (1,939,338 shares), filed 2026-04-29 for an event on 2026-03-31.

8 of the 30 tracked managers held THG at their latest 13F, $362.9M in total at quarter-end prices. AQR Capital Management is the largest at $287.2M (0.1% of its portfolio) as of 2026-06-30. Over the prior quarter 5 added shares and 3 cut.

Only the 30 tracked managers on the funds hub; a 13F reports long positions in US listed stock at quarter end, 45 days late, and says nothing about shorts or positions sold since.

In Q2 2026 (quarter ended 2026-06-30) HANOVER INSURANCE GROUP, INC. reported revenue of $1.73B, up 4.3% from the same quarter a year earlier, and net income of $191.6M (5.38 diluted EPS). In FY 2025 it generated $1.18B of operating cash flow and spent $129.2M on buybacks and $130.6M on dividends. As of 2026-06-30, cash was $266.1M against $793.9M of debt.

Quarterly, last 8 quarters

Fiscal years, with buybacks and dividends

Quarters are the three-month figures the company reports; a fourth quarter marked derived is the fiscal year less the three reported quarters, since companies report it only inside the 10-K. Fiscal years are the annual figures. Buybacks are cash paid to repurchase common stock in the year (XBRL PaymentsForRepurchaseOfCommonStock), not authorizations. Balance sheet lines are as of 2026-06-30; shares outstanding as of 2026-07-27 from the cover page.