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
                                                                                  
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response...
0.5
                      
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 * Hagan Joseph P 2. Issuer Name and Ticker or Trading Symbol Regulus Therapeutics Inc. [ RGLS ] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable)__X__ Director                    _____ 10% Owner
__X__ Officer (give title below)    _____ Other (specify below)
President and CEO
(Last)         (First)         (Middle)
C/O REGULUS THERAPEUTICS INC., 10628 SCIENCE CENTER DR., #225
3. Date of Earliest Transaction (MM/DD/YYYY)
2/16/2021
(Street)
SAN DIEGO, CA 92121
(City)       (State)       (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)
2/17/2021 
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
Common Stock  2/16/2021    S(1)    4144  D $1.72  244628 (2) D   

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

Explanation of Responses:
(1)  The sales reported on this Form 4 represent shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of Restricted Stock Units (RSUs) received by the Reporting Person on 11/12/2018. These sales are made pursuant to an existing 10b5-1 plan under which the Reporting Person has irrevocably elected to satisfy the tax obligations through this sale and do not represent discretionary trades by the Reporting Person.
(2)  This Form 4 is being amended to correct the number of securities beneficially owned following the reported transaction.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
Hagan Joseph P
C/O REGULUS THERAPEUTICS INC.
10628 SCIENCE CENTER DR., #225
SAN DIEGO, CA 92121
X
President and CEO

Signatures
Christopher Aker, Attorney in Fact 4/16/2021
**Signature of Reporting Person Date