Statement of Changes in Beneficial Ownership (4)

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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3235-0287

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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 * MODUR VIJAY	2. Issuer Name and Ticker or Trading Symbol Eloxx Pharmaceuticals, Inc. [ ELOX ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director                    _____ 10% Owner __X__ Officer (give title below)    _____ Other (specify below) HEAD OF R&D
(Last)          (First)          (Middle) C/O ELOXX PHARMACEUTICALS, INC., 950 WINTER STREET	3. Date of Earliest Transaction (MM/DD/YYYY) 5/18/2021
(Street) WALTHAM, MA 02451 (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
Stock Options (Right to Buy)	$1.41	5/18/2021		A		496204		(1)	4/1/2031	Common Stock	496204	$0	496204	D

Explanation of Responses:

(1)

The stock options were issued pursuant to the Issuer's 2018 Equity Incentive Plan in accordance with the anti-dilution provisions of the Reporting Person's employment agreement in connection with a Qualifying Financing as defined therein. The stock options vest and become exercisable over the four-year period commencing April 1, 2021, with one-fourth of the shares of common stock underlying the options vesting on April 1, 2022, and the remainder vesting in twelve equal quarterly installments thereafter, subject to Reporting Person's continued employment or other service with the Issuer on each applicable vesting date, which vesting may be accelerated in connection with certain qualifying terminations of employment or in connection with a corporate transaction.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
MODUR VIJAY C/O ELOXX PHARMACEUTICALS, INC. 950 WINTER STREET WALTHAM, MA 02451			HEAD OF R&D

Signatures
/s/ Neil S. Belloff, Attorney-in-Fact		5/18/2021
**Signature of Reporting Person		Date