AGIO: Notice to Resell 2,959 Shares from RSU Vesting

Morgan Stanley Smith Barney LLC Executive Financial Services submitted a Form 144 reporting a proposed resale related to the vesting of 2,959 Restricted Stock Units into Common Stock.

Rhea-AI Filing Summary

Morgan Stanley Smith Barney LLC Executive Financial Services submitted a Form 144 reporting a proposed resale related to the vesting of 2,959 Restricted Stock Units into Common Stock. The vesting and proposed sale date is 03/05/2026, and the shares are listed on Nasdaq.

Insights

Equity Capital Markets Analyst

Form 144 lists a small, routine resale tied to RSU vesting.

The filing shows 2,959 shares of Common Stock becoming sellable on 03/05/2026 due to the vesting of Restricted Stock Units. This is a notice of a proposed sale rather than evidence of executed market trades.

Cash‑flow treatment and the selling party's identity beyond the filer are not detailed in the excerpt; subsequent filings or broker reports may show actual transactions.

FAQ

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

What does AGIO's Form 144 report?

It reports a proposed resale of 2,959 shares of Common Stock tied to RSU vesting on 03/05/2026. The filing is a notice of intent to sell rather than confirmation of a completed sale.

Who is listed as the filer on the AGIO Form 144?

Morgan Stanley Smith Barney LLC Executive Financial Services is listed as the filer in the excerpt. The filing shows the broker-dealer address and Nasdaq as the listing exchange.

Are the 2,959 shares already sold according to the filing?

No. The Form 144 excerpt indicates a proposed resale connected to the vesting of RSUs on 03/05/2026. It does not confirm that the shares have been sold in the market.

Does the Form 144 state who receives proceeds from any sale?

The excerpt does not specify who will receive sale proceeds. The filing lists the resale event tied to RSU vesting but does not detail cash‑flow recipients or use of proceeds.

What exchange are the shares listed on in the filing?

The filing indicates the Common Stock is listed on Nasdaq. The excerpt includes the listing exchange field alongside the share counts and date.

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

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Accepted by SEC EDGAR 03/05/2026 - 04:28 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	0001999913
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	AGIOS PHARMACEUTICALS, INC.
SEC File Number	001-36014
Address of Issuer	88 SIDNEY STREET CAMBRIDGE MASSACHUSETTS 02139
Phone	617-649-8600
Name of Person for Whose Account the Securities are To Be Sold	Viswanadhan Krishnan
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 Stock	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	2959	85811.00	58592172	03/05/2026	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 Stock	03/05/2026	Vesting of Restricted Stock Units	Issuer			2959	03/05/2026	Not Applicable

* 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	03/05/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	03/05/2025
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	William Cook, attorney-in-fact for Krishnan Viswanadhan
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)