FORM 4 [ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).         
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES
                                                                                  
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
                      
1. Name and Address of Reporting Person * MARAGANORE JOHN 2. Issuer Name and Ticker or Trading Symbol AGIOS PHARMACEUTICALS, INC. [ AGIO ] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable)__X__ Director                    _____ 10% Owner
_____ Officer (give title below)    _____ Other (specify below)
(Last)         (First)         (Middle)
C/O AGIOS PHARMACEUTICALS, INC., 88 SIDNEY STREET
3. Date of Earliest Transaction (MM/DD/YYYY)
5/20/2021
(Street)
CAMBRIDGE, MA 02139
(City)       (State)       (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)
 
6. Individual or Joint/Group Filing (Check Applicable Line) _X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. Trans. Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
6. Date Exercisable and Expiration Date 7. Title and Amount of Securities Underlying Derivative Security
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Restricted stock unit   (1) 5/20/2021    A     1585       (2)  (2) Common stock  1585.0  $0  1585  D   
Stock options (right to buy)  $56.76  5/20/2021    A     8888       (3) 5/20/2031  Common stock  8888.0  $0  8888  D   

Explanation of Responses:
(1)  Each restricted stock unit represents a contingent right to receive one share of the issuer's common stock.
(2)  The restricted stock units were granted on May 20, 2021. The shares underlying the stock units will vest in full on May 20, 2022. Vested shares will be delivered to the reporting person within three business days after such shares become vested
(3)  This option was granted on May 20, 2021. The shares underlying this option vest as to 100% of the underlying shares on May 20, 2022.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
MARAGANORE JOHN
C/O AGIOS PHARMACEUTICALS, INC.
88 SIDNEY STREET
CAMBRIDGE, MA 02139
X



Signatures
/s/ William Cook, as Attorney-in-fact for John Maraganore 5/24/2021
**Signature of Reporting Person Date
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