[144] AGIOS PHARMACEUTICALS, INC. SEC Filing

AGIO reported Form 144 sale/transfer activity tied to executive restricted stock units.

Rhea-AI Filing Summary

AGIO reported Form 144 sale/transfer activity tied to executive restricted stock units. The filing lists 19,068 shares associated with vesting of RSUs on 04/02/2026 and discloses a prior sale of 18,055 shares on 03/02/2026 for $522,873.

Insights

Securities Compliance Lawyer

Routine Rule 144 resale and RSU vesting disclosed; procedural compliance is primary.

Form 144 listings show shares tied to the vesting of restricted stock units and a recent reported sale. The filing appears to document resale under Rule 144 procedures rather than an open‑market discretionary trade narrative.

Timing and amounts are explicit in the excerpt; subsequent public filings or a Form 4 could provide additional trading context if required.

Key Figures

RSU shares vested: 19,068 shares Shares sold: 18,055 shares Proceeds reported: $522,873

3 metrics

RSU shares vested 19,068 shares vesting of Restricted Stock Units on 04/02/2026

Shares sold 18,055 shares sale reported on 03/02/2026

Proceeds reported $522,873 amount listed with 03/02/2026 sale of 18,055 shares

Key Terms

Restricted Stock Units, Rule 144, Nasdaq

3 terms

Restricted Stock Units financial

"Vesting of Restricted Stock Units | Issuer | 19068 | 04/02/2026"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Rule 144 regulatory

"Form 144 (filing type) reporting resale of securities"

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.

Nasdaq market

"04/02/2026 | Nasdaq"

The Nasdaq is a stock exchange where many companies' shares are bought and sold, functioning much like a marketplace for investments. It matters to investors because it provides a platform to buy and sell ownership stakes in companies, helping them track the value of those companies and make informed decisions. As one of the largest and most technology-focused markets, it also reflects trends and developments in the business world.

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

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Accepted by SEC EDGAR 04/02/2026 - 04:09 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	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	19068	651935.00	58592172	04/02/2026	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	04/02/2026	Vesting of Restricted Stock Units	Issuer			19068	04/02/2026	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	03/02/2026	18055	522873.00

144: Remarks and Signature

Remarks
Date of Notice	04/02/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	08/08/2022
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)