AGIO Form 144: RSU Vesting and Insider Sale

AGIO submitted a Form 144 disclosure concerning Common Stock, showing a scheduled vesting of Restricted Stock Units on 03/02/2026 and a prior sale by a named person.

Accepted by SEC EDGAR 03/02/2026 - 04:10 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

AGIO submitted a Form 144 disclosure concerning Common Stock, showing a scheduled vesting of Restricted Stock Units on 03/02/2026 and a prior sale by a named person. The filing lists a past sale of 18,703 shares on 12/30/2025 for $506,664.00.

The filing identifies Brian Goff as the prior seller and records the vesting event as an issuer action on 03/02/2026. Timing and cash‑flow treatment for the 03/02/2026 item are stated as vesting; sale execution details for any future disposition are not included.

Insights

Insider Transactions Analyst

Form 144 shows an issuer RSU vesting and a prior insider sale of 18,703 shares.

The filing documents a vesting of Restricted Stock Units scheduled for 03/02/2026, which is an issuer-side issuance event. It also records a prior sale by Brian Goff of 18,703 shares on 12/30/2025 for $506,664.00.

Cash-flow recipients and any planned resale amounts for the vesting are not specified in the excerpt; subsequent filings would state if and when shares are offered for sale.

FAQ

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

What does AGIO's Form 144 disclose about RSU vesting?

The filing reports a vesting of Restricted Stock Units on 03/02/2026. It lists the event as an issuer action and records the linked security as Common Stock; the filing does not state any planned resale amount tied to that vesting in the provided excerpt.

Who sold shares recently according to the AGIO filing?

The document shows Brian Goff sold 18,703 shares on 12/30/2025 for $506,664.00. This sale is presented as a past transaction recorded in the Form 144 disclosure; no further context about intent or holding remains in the excerpt.

Does the Form 144 specify proceeds or recipients for the 03/02/2026 event?

The filing labels the 03/02/2026 item as a vesting of RSUs by the issuer. It does not state any sale proceeds or the recipient of proceeds tied to a resale of those vested shares in the provided excerpt.

What securities and exchange are listed in the AGIO Form 144?

The excerpt identifies Common Stock and shows a listing on Nasdaq. The filing includes share counts and a transaction record for the named seller, along with the RSU vesting date; no additional classes are listed in the provided text.

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

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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	0001546216
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	Goff Brian
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
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 Stock	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	18055	545803.00	58592172	03/02/2026	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	03/02/2026	Vesting of Restricted Stock Units	Issuer			18055	03/02/2026	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

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Brian Goff 88 Sidney Street Cambridge MA 02139	Common Stock	12/30/2025	18703	506664.00

144: Remarks and Signature

Remarks
Date of Notice	03/02/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	03/01/2025
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 Brian Goff
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)