GLUE insider files Form 144 to sell 3,155 shares

GLUE insider notice to sell common stock.

Rhea-AI Filing Summary

GLUE insider notice to sell common stock. Filip Janku filed a Form 144 reporting a proposed sale of 3,155 common shares on 01/05/2026 with an aggregate value of $47,863.58.

The filing lists prior ESPP-related share lots with dates and share counts (12/29/2023: 1,282; 12/30/2022: 1,820; 06/30/2023: 2,150; 06/28/2024: 3,937). These rows describe securities and dates as shown in the excerpt.

Insights

Securities Compliance Counsel

Form 144 reports a proposed insider sale of $47,863.58 for 3,155 GLUE shares.

The filing lists a single proposed seller, Filip Janku, with the transaction dated 01/05/2026. Form 144 is a regulatory notice required for certain sales by affiliates; it does not itself execute the sale.

Timing, execution venue, and final proceeds depend on subsequent transactions and broker activity; subsequent SEC or broker reports would show completion.

FAQ

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

What did GLUE insider Filip Janku report on Form 144?

He reported a proposed sale of 3,155 common shares dated 01/05/2026. The filing shows an aggregate value of $47,863.58 for that proposed sale.

Does the Form 144 mean the GLUE shares were already sold?

No. Form 144 is a notice of a proposed sale by an affiliate. This filing alone does not confirm execution; completion would be shown in subsequent trade or broker reports.

What class of security is involved in the GLUE Form 144 filing?

The filing concerns common stock. The excerpt lists multiple ESPP-related common share lots with dates and share counts as presented in the filing.

How much value is associated with the reported proposed sale in GLUE's Form 144?

The reported proposed sale of 3,155 shares is shown with an aggregate amount of $47,863.58 on the Form 144 excerpt.

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

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Accepted by SEC EDGAR 02/23/2026 - 05:42 PM EST 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	0001862930
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	MONTE ROSA THERAPEUTICS, INC.
SEC File Number	001-40522
Address of Issuer	321 Harrison Avenue Suite 900 Boston MASSACHUSETTS 02118
Phone	617-949-2643
Name of Person for Whose Account the Securities are To Be Sold	FILIP JANKU
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	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	9189	179160.69	65117761	02/23/2026	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	12/29/2023	Employee Stock Purchase Plan	Issuer			1282	12/29/2023	Cash
Common	12/30/2022	Employee Stock Purchase Plan	Issuer			1820	12/30/2022	Cash
Common	06/30/2023	Employee Stock Purchase Plan	Issuer			2150	06/30/2023	Cash
Common	06/28/2024	Employee Stock Purchase Plan	Issuer			3937	06/28/2024	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
FILIP JANKU 321 Harrison Avenue Suite 900 Boston MA 02118	common	01/05/2026	3155	47863.58

144: Remarks and Signature

Remarks
Date of Notice	02/23/2026
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/ Filip Janku
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)