Lowsley Denise 4
4 · HANOVER INSURANCE GROUP, INC. · Filed Feb 26, 2026
Insider Transaction Report
Form 4
Lowsley Denise
Executive Vice President
Transactions
- Award
Common Stock
[F1][F2]2026-02-24+1,154→ 4,745.34 total - Award
Common Stock
[F3][F2]2026-02-24+744→ 5,489.34 total - Award
Common Stock
[F4][F2]2026-02-24+649→ 6,138.34 total - Award
Common Stock Option (right to buy)
[F5]2026-02-24+3,094→ 3,094 totalExercise: $173.56Exp: 2036-02-24→ Common Stock (3,094 underlying)
Footnotes (5)
- [F1]On February 27, 2023, the Reporting Person was granted performance-based restricted stock units ("PBRSUs") pursuant to the Issuer's 2022 Long-Term Incentive Plan ("2022 LTIP"). These PBRSUs were subject to a performance-based vesting condition related to three-year average adjusted return on equity and a time-based vesting condition, and also provided for the accumulation of dividend equivalent rights. On February 24, 2026, the performance condition for this award was certified at 150% of the target award (as adjusted for accumulated dividend equivalent rights). This award remains subject to the time-based vesting condition and will vest on February 27, 2026.
- [F2]Includes 68 shares acquired pursuant to The Hanover Insurance Group Inc.'s 2023 Employee Stock Purchase Plan on December 31, 2025.
- [F3]On February 27, 2023, the Reporting Person was granted PBRSUs pursuant to the Issuer's 2022 LTIP. These PBRSUs were subject to a performance-based vesting condition related to three-year relative total shareholder return and a time-based vesting condition, and also provided for the accumulation of dividend equivalent rights. On February 24, 2026, the performance condition for this award was certified at 100% of the target award (as adjusted for accumulated dividend equivalent rights). This award remains subject to the time-based vesting condition and will vest on February 27, 2026.
- [F4]Grant of restricted stock units under the Issuer's 2022 LTIP. Such units vest on the third anniversary of the date of grant.
- [F5]Such options vest as to one-third of the shares on each of the first three anniversaries of the grant date.
Signature
/s/ Lindsay L. Katz pursuant to Confirming Statement|2026-02-26