The Hanover Insurance Group, Inc. (THG) insider trading

{
  "status": "OK",
  "results": [
    {
      "tickers": [
        "THG"
      ],
      "issuer_cik": "0000944695",
      "owner_cik": "0001799888",
      "accession_number": "0001193125-26-359994",
      "form_type": "4",
      "filing_date": "2026-08-21",
      "period_of_report": "2026-08-19",
      "issuer_name": "HANOVER INSURANCE GROUP, INC.",
      "issuer_trading_symbol": "THG",
      "owner_name": "Kerrigan Dennis Francis",
      "is_director": false,
      "is_officer": true,
      "is_ten_percent_owner": false,
      "is_other": false,
      "officer_title": "Executive Vice President",
      "security_type": "non_derivative",
      "record_type": "transaction",
      "security_title": "Common Stock",
      "transaction_timeliness": "O",
      "aff_10b5_one": true,
      "transaction_date": "2026-08-20",
      "transaction_code": "S",
      "equity_swap_involved": false,
      "transaction_shares": 1704,
      "transaction_price_per_share": 222.97,
      "transaction_acquired_disposed": "D",
      "shares_owned_following_transaction": 12002.941,
      "transaction_value": 379940.88,
      "direct_or_indirect": "D",
      "footnotes": [
        {
          "id": "F1",
          "description": "Pursuant to a pre-established Rule 10b5-1 Trading Plan, adopted on May 21, 2026, the Reporting Person's options were exercised and sold."
        },
        {
          "id": "F6",
          "description": "The price reported in Column 4 is a weighted average price. The shares were sold at multiple prices ranging from $222.41 to $223.41. The Reporting Person undertakes to provide THG, any security holder of THG, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth above."
        }
      ]
    },
    {
      "tickers": [
        "THG"
      ],
      "issuer_cik": "0000944695",
      "owner_cik": "0001799888",
      "accession_number": "0001193125-26-359994",
      "form_type": "4",
      "filing_date": "2026-08-21",
      "period_of_report": "2026-08-19",
      "issuer_name": "HANOVER INSURANCE GROUP, INC.",
      "issuer_trading_symbol": "THG",
      "owner_name": "Kerrigan Dennis Francis",
      "is_director": false,
      "is_officer": true,
      "is_ten_percent_owner": false,
      "is_other": false,
      "officer_title": "Executive Vice President",
      "security_type": "non_derivative",
      "record_type": "transaction",
      "security_title": "Common Stock",
      "transaction_timeliness": "O",
      "aff_10b5_one": true,
      "transaction_date": "2026-08-19",
      "transaction_code": "S",
      "equity_swap_involved": false,
      "transaction_shares": 224,
      "transaction_price_per_share": 222.77,
      "transaction_acquired_disposed": "D",
      "shares_owned_following_transaction": 12002.941,
      "transaction_value": 49900.48,
      "direct_or_indirect": "D",
      "footnotes": [
        {
          "id": "F1",
          "description": "Pursuant to a pre-established Rule 10b5-1 Trading Plan, adopted on May 21, 2026, the Reporting Person's options were exercised and sold."
        },
        {
          "id": "F4",
          "description": "The price reported in Column 4 is a weighted average price. The shares were sold at multiple prices ranging from $222.76 to $222.97. The Reporting Person undertakes to provide THG, any security holder of THG, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth above."
        }
      ]
    }
  ]
}

// trimmed to 2 results

The response includes every Form 4 record; this page keeps open-market purchases and sales on common stock and removes duplicate joint-filer rows.