• The Hanover Insurance Group President and CEO John C. Roche reported a net reduction in his common stock holdings to 141,010 shares.
• The filing shows option exercises on May 19, 2026 covering 33,124 shares at exercise prices of $85.87 and $104.11.
• Shares withheld for taxes and exercise costs totaled 24,766 at $193.79 per share.
• Sales on May 20, 2026 totaled 8,358 shares at prices of $193.21 to $194.77 per share.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. The Hanover Insurance Group Inc. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001428157-26-000005), on May 21, 2026, and is solely responsible for the information contained therein.