SEC Form 4

FORM 4		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* Salvatore Bryan J (Last) (First) (Middle) C/O THE HANOVER INSURANCE GROUP, INC. 440 LINCOLN STREET (Street) WORCESTER MA 01653 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol HANOVER INSURANCE GROUP, INC. [ THG ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner X Officer (give title below) Other (specify below) Executive Vice President
	3. Date of Earliest Transaction (Month/Day/Year) 01/23/2019
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	01/23/2019		A(1)		4,029	A	$0	6,293	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Common Stock Option (right to buy)	$83.89(2)							(3)	06/12/2027	Common Stock	20,674(2)		20,674(2)	D
Common Stock Option (right to buy)	$83.89(4)							(5)	06/12/2027	Common Stock	19,339(4)		19,339(4)	D
Common Stock Option (right to buy)	$106.01(6)							(7)	02/27/2028	Common Stock	16,100(6)		16,100(6)	D

Explanation of Responses:

1. On June 12, 2017, the Reporting Person was granted 2,575 (target) performance-based restricted stock units ("PBRSUs") pursuant to the Issuer's 2014 Long-Term Incentive Plan. The PBRSUs were subject to both performance-based and time-based vesting conditions. On December 30, 2018, the Issuer announced the issuance of a $4.75 special dividend payable on January 25, 2019 to all shareholders of record on January 10, 2019 (the "Special Dividend"). On January 9, 2019, pursuant to the terms of the award, the target amount of the PBRSUs was automatically adjusted to reflect the Special Dividend. On January 23, 2019, the performance condition for this award was certified at 150% of the target award, vesting the performance condition of the PBRSUs and converting the award into a restricted stock unit for the number of shares indicated. The restricted stock unit will vest 100% on the second anniversary of the original PBRSU grant date.

2. Option award previously granted by the Issuer on June 12, 2017. On January 9, 2019, pursuant to the terms specified in the award, the exercise price of this award was automatically adjusted from $87.50 to $83.89, and the number of shares underlying the award was automatically adjusted from 19,820 to 20,674 to reflect the Special Dividend.

3. The award will vest in full on the second anniversary of the date of grant.

4. Option award previously granted by the Issuer on June 12, 2017. On January 9, 2019, pursuant to the terms specified in the award, the exercise price of this award was automatically adjusted from $87.50 to $83.89, and the number of shares underlying the award was automatically adjusted from 18,540 to 19,339 to reflect the Special Dividend.

5. A third of the award vested on the first anniversary of the date of grant, and an additional third will vest on each of the second and third anniversaries of the date of grant.

6. Option award previously granted by the Issuer on February 27, 2018. On January 9, 2019, pursuant to the terms specified in the award, the exercise price of this award was automatically adjusted from $110.57 to $106.01, and the number of shares underlying the award was automatically adjusted from 15,435 to 16,100 to reflect the Special Dividend.

7. A third of the award will vest on each of the first three anniversaries of the date of grant.

Remarks:

	/s/ Matthew R. Frascella pursuant to Confirming Statement	01/24/2019
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
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