Form4insider filings, from the source

Company · CIK 0000944695 · SIC 6331 — Fire, Marine & Casualty Insurance · NYSE

HANOVER INSURANCE GROUP, INC. · THG

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $2.4M · 3net −$2.4M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesJun 28Jul 13Jul 28Aug 13Aug 28Sep 13Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 19, 2026 SForm 4 →Aug 21, 8:13 am EDTDennis Francis KerriganExecutive Vice President8,655$221.19$1,914,36612,003−41.9%10b5-1
Aug 19, 2026 MForm 4 →Aug 21, 8:13 am EDTDennis Francis KerriganExecutive Vice President8,655$118.54$1,025,96414,107—10b5-1
Aug 5, 2026 SForm 4 →Aug 7, 4:40 pm EDTTheodore H Bunting Jr.Director1,200$229.12$274,9385,835−17.1%
Aug 3, 2026 SForm 4 →Aug 4, 4:33 pm EDTJane D CarlinDirector1,000$231.50$231,5002,270−30.6%
Jul 29, 2026 FMForm 4 →Jul 31, 4:19 pm EDTJeffrey M FarberExecutive Vice President115,625$166.33$19,232,16368,777—

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 19, 2026 MForm 4 →Aug 21, 8:13 am EDTDennis Francis KerriganExecutive Vice President8,655——0—10b5-1
Jul 29, 2026 MForm 4 →Jul 31, 4:19 pm EDTJeffrey M FarberExecutive Vice President66,295——0—