HANOVER INSURANCE GROUP, INC. — Director's Dealing 2012

May 17, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: HANOVER INSURANCE GROUP, INC. (THG)
CIK: 0000944695
Period of Report: 2012-05-15

Reporting Person: GALLITANO DAVID J (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-05-15	Common Stock	A	4420	—	Acquired	18279	Indirect

Footnotes

F1: Shares granted pursuant to Issuer's 2006 Long-Term Incentive Plan; receipt deferred at the election of Reporting Person.

F2: Does not include 10,012 shares held directly by Reporting Person.

F3: Shares held indirectly in a Rabbi Trust pursuant to a deferral agreement.