Director Jane Carlin sells 1,200 Hanover (NYSE: THG) shares at $180.91

Rhea-AI Filing Summary

Hanover Insurance Group director Jane D. Carlin reported an open-market sale of common stock. On February 27, 2026, she sold 1,200 shares at a weighted average price of $180.91 per share, with individual sale prices ranging from $180.79 to $181.02.

After this transaction, she directly owns 2,423 Hanover common shares. A footnote also notes an additional 2,306 shares held indirectly in a Rabbi Trust pursuant to deferral agreements, which are not included in the reported direct holdings.

Insider Trade Summary

Net Seller: 1,200 shares ($217,092)

Net Sell 1 txn

Insider Carlin Jane D

Role Director

Sold 1,200 shs ($217K)

Type	Security	Shares	Price	Value
Sale	Common Stock	1,200	$180.91	$217K

Holdings After Transaction: Common Stock — 2,423 shares (Direct)

Footnotes (1)

1. The price reported in Column 4 is a weighted average price. The shares were sold at multiple prices ranging from $180.79 to $181.02. The Reporting Person undertakes to provide The Hanover Insurance Group, Inc. ("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. Does not include 2,306 shares held indirectly in a Rabbi Trust pursuant to deferral agreements.

Form 4 Insider Transactions: What Each Field Means →

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).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Carlin Jane D

(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)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
02/27/2026

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	02/27/2026		S		1,200	D	$180.91(1)	2,423(2)	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

Explanation of Responses:

1. The price reported in Column 4 is a weighted average price. The shares were sold at multiple prices ranging from $180.79 to $181.02. The Reporting Person undertakes to provide The Hanover Insurance Group, Inc. ("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.

2. Does not include 2,306 shares held indirectly in a Rabbi Trust pursuant to deferral agreements.

	/s/ Lindsay L. Katz pursuant to Confirming Statement	03/02/2026
	** 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).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did Hanover Insurance Group (THG) report for Jane D. Carlin?

Hanover Insurance Group reported that director Jane D. Carlin sold 1,200 shares of common stock in an open-market transaction. The sale occurred on February 27, 2026, and involved Hanover Insurance Group’s common shares.

At what price did Jane D. Carlin sell Hanover Insurance Group (THG) shares?

Jane D. Carlin sold 1,200 Hanover shares at a weighted average price of $180.91 per share. A footnote explains the shares were sold in multiple trades between $180.79 and $181.02 per share during the transaction.

How many Hanover Insurance Group (THG) shares does Jane D. Carlin hold after the sale?

Following the reported sale, Jane D. Carlin directly holds 2,423 Hanover common shares. A separate footnote notes 2,306 additional shares are held indirectly in a Rabbi Trust under deferral agreements, which are not counted in the direct ownership figure.

Was Jane D. Carlin’s Hanover (THG) stock sale an open-market transaction?

Yes. The filing identifies the transaction as an open-market sale of Hanover common stock. The transaction code is “S,” described as a sale in an open market or private transaction, with a weighted average sale price of $180.91 per share.

How many Hanover Insurance Group (THG) shares did Jane D. Carlin sell in total?

Jane D. Carlin sold a total of 1,200 Hanover common shares in this reported transaction. After the sale, her reported direct ownership stands at 2,423 shares, with additional shares indirectly held in a Rabbi Trust under deferral agreements.