Replimune director proposes $155K share sale

The notice gives an approximate sale date of October 28, 2026, and names Morgan Stanley Smith Barney LLC as broker.

Rhea-AI Filing Summary

A Rule 144 notice concerning Replimune Group, Inc. lists director Veleka Peeples-Dyer’s proposed sale of 12,000 common shares, with an aggregate market value of $154,744.80 and an approximate sale date of October 28, 2026. Morgan Stanley Smith Barney LLC is named as broker. The notice also lists a 12,000-share stock option exercise from the issuer, with cash identified as payment, dated October 28, 2026.

Key Figures

Shares proposed for sale: 12,000 common shares Aggregate market value: $154,744.80 Issuer shares outstanding: 94,800,404 shares

3 metrics

Shares proposed for sale 12,000 common shares Approximate sale date: October 28, 2026

Aggregate market value $154,744.80 Proposed sale of common shares

Issuer shares outstanding 94,800,404 shares Replimune Group, Inc.

Key Terms

Rule 144, Stock Option Exercise, aggregate market value

3 terms

Rule 144 regulatory

"sales required by paragraph (e) of Rule 144"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Stock Option Exercise financial

"Nature of acquisition: Stock Option Exercise"

A stock option exercise is the act of using a previously granted right to buy shares of a company's stock at a specific, predetermined price by paying that price and receiving the shares. It matters to investors because exercising changes who owns the shares (which can dilute existing ownership), can trigger taxable events and shift potential gains or losses, and affects voting power and the company’s outstanding share count—like turning a voucher into an actual product that becomes part of circulating supply.

aggregate market value financial

"Aggregate market value of securities to be sold"

Aggregate market value is the combined price you would pay to buy all outstanding shares of a company or all companies in a group at current market prices — essentially the sum of each stock’s market capitalization. It matters to investors because it shows the overall size and weight of an investment or sector (like the total cost to buy every piece of a puzzle), helps compare scale across companies or markets, and influences index composition and risk exposure.

FAQ

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

How many REPL shares does Veleka Peeples-Dyer plan to sell?

Director Veleka Peeples-Dyer’s notice lists a proposed sale of 12,000 common shares with an aggregate market value of $154,744.80.

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

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Available on EDGAR 10/28/2026 - 04:03 PM EDT Accepted by SEC EDGAR 10/28/2026 - 04:02 PM EDT 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	0001978705
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	REPLIMUNE GROUP, INC.
SEC File Number	001-38596
Address of Issuer	500 Unicorn Park Drive, Suite 303 Woburn MASSACHUSETTS 01801
Phone	(781) 222-9600
Name of Person for Whose Account the Securities are To Be Sold	VELEKA PEEPLES-DYER
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	Director

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	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	12000	154744.80	94800404	10/28/2026	NASDAQ

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	10/28/2026	Stock Option Exercise	Issuer			12000	10/28/2026	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

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	10/28/2026
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/ Veleka Peeples-Dyer
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)