Insider sale notice: 5,035 AGIO shares tied to RSU vesting (NASDAQ: AGIO)

Rhea-AI Filing Summary

Cecilia Jones reports a proposed sale of 5,035 shares of common stock under Rule 144 tied to the vesting of Restricted Stock Units on 03/02/2026. The filing also shows 2,932 shares sold on 12/30/2025 in the prior three months.

Insights

Insider Transactions Analyst

Rule 144 notice lists a proposed disposition of 5,035 common shares tied to RSU vesting.

The filing identifies the transaction as the vesting of Restricted Stock Units with 03/02/2026 as the relevant date and notes the filer previously sold 2,932 shares on 12/30/2025. The role is listed as Issuer, indicating the shares relate to company-issued awards.

Timing and sale mechanics beyond the vesting event are not detailed in the excerpt; subsequent SEC filings would show actual sale execution and any proceeds.

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
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

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

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	5035	152208.00	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			5035	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
Cecilia Jones 88 Sidney Street Cambridge MA 02139	Common Stock	12/30/2025	2932	79428.00

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

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

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does AGIO's Form 144 report?

The Form 144 reports a proposed sale of 5,035 common shares tied to RSU vesting on 03/02/2026. It also discloses 2,932 shares sold on 12/30/2025 in the prior three months.

Who is the reporting person on the AGIO Form 144?

The reporting person is Cecilia Jones, with an address listed in Cambridge, MA. The filing links the proposed sale to the vesting of Restricted Stock Units on 03/02/2026.

How many shares were sold recently according to the AGIO filing?

The filing shows 2,932 shares were sold during the past three months, with the sale date recorded as 12/30/2025, separate from the proposed 5,035-share disposition.

Does the AGIO Form 144 state the sale proceeds?

The excerpt does not clearly label proceeds information for the proposed sale. The filing ties the disposition to RSU vesting on 03/02/2026 but does not specify cash proceeds or sale mechanics.

Is the AGIO filing an immediate sale or a notice of intent?

This Form 144 functions as a notice of a proposed sale under Rule 144 tied to RSU vesting on 03/02/2026. The excerpt does not confirm whether the sale was executed at filing time.