THG Form 144: Insider sale of 4,175 shares

THG filed a Form 144 notice reporting a sale of securities by Denise Lowsley.

Rhea-AI Filing Summary

THG filed a Form 144 notice reporting a sale of securities by Denise Lowsley. The notice lists 4,175 shares associated with an option granted 02/26/2021 and a transaction date of 05/14/2026. The excerpt also shows 1,062 shares sold in the past three months for $200,107.35, and a figure of $800,472.75 alongside the 4,175‑share line. Shares outstanding are listed as 34,986,787 as of 05/14/2026.

Insights

Equity Markets Analyst

Form 144 discloses an insider disposition of 4,175 shares tied to an earlier option grant.

The filing names Denise Lowsley as the selling party and records $200,107.35 for 1,062 shares sold during the prior three months. The larger 4,175 share line is tied to an 02/26/2021 option grant and dated 05/14/2026.

Transaction timing and exact execution method are reported as cash via a broker (Fidelity). Subsequent SEC or broker confirmations will show whether the full 4,175 shares were executed; filings of this type primarily serve to notify of intended sales under resale rules.

Key Figures

Form date: 05/14/2026 Shares listed on 4,175 line: 4,175 shares Recent shares sold: 1,062 shares +3 more

6 metrics

Form date 05/14/2026 Form 144 transaction date

Shares listed on 4,175 line 4,175 shares Line item associated with an option grant

Recent shares sold 1,062 shares Securities sold during the past three months

Proceeds shown (recent sale) $200,107.35 Amount shown for 1,062 shares sold in past three months

Amount adjacent to 4,175 line $800,472.75 Figure displayed on the same row as 4,175 shares

Shares outstanding 34,986,787 shares Listed as of 05/14/2026

Key Terms

Form 144, Option Granted, Securities Sold During The Past 3 Months

3 terms

Form 144 regulatory

"Filer Information | 144: Filer Information"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Option Granted financial

"Option Granted 02/26/2021"

Securities Sold During The Past 3 Months regulatory

"Securities Sold During The Past 3 Months | 05/08/2026 | 1062"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did THG's Form 144 disclose about the sale by Denise Lowsley?

It discloses a sale notice for 4,175 shares dated 05/14/2026. The excerpt also shows 1,062 shares sold in the prior three months for $200,107.35.

Was the reported sale tied to an option exercise for THG?

Yes. The 4,175‑share line is labeled as linked to an option granted 02/26/2021. The filing lists the security as Common stock and notes the option grant date.

Which broker is listed for the THG transaction?

The broker shown is Fidelity Brokerage Services LLC at the address listed in the excerpt. The sale method is labeled as Cash in the provided lines.

How many shares outstanding does the filing show for THG?

The excerpt lists 34,986,787 shares outstanding as of 05/14/2026. That figure appears on the same line grouping the securities information and date.

What amounts are shown in the filing for recent sales and the 4,175 line?

The past three months' sales are shown as $200,107.35 for 1,062 shares; the 4,175‑share line shows $800,472.75 adjacent to it in the excerpt.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/14/2026 - 12:38 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001572984
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	HANOVER INSURANCE GROUP, INC.
SEC File Number	001-13754
Address of Issuer	440 LINCOLN ST WORCESTER MASSACHUSETTS 01653
Phone	5088551000
Name of Person for Whose Account the Securities are To Be Sold	Lowsley Denise
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	4175	800472.75	34986787	05/14/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	05/14/2026	Option Granted 02/26/2021	Issuer			4175	05/14/2026	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Denise Lowsley 440 Lincoln Street Worcester MA 01653	Common	05/08/2026	1062	200107.35

144: Remarks and Signature

Remarks
Date of Notice	05/14/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Tyler Johnson, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Denise M. Lowsley
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)