Sec Form 4 Filing - Egan Dwight H @ Co-Diagnostics, Inc. - 2021-01-15

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 Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Egan Dwight H 2. Issuer Name and Ticker or Trading Symbol Co-Diagnostics, Inc. [ CODX] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Chief Executive Officer (Last) (First) (Middle) 2401 S. FOOTHILL DRIVE SUITE D 3. Date of Earliest Transaction (MM/DD/YY) 01/15/2021 (Street) SALT LAKE CITY, UT84109 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction 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 01/15/2021 M 50,000 A $ 2.63 50,000 D Common Stock 01/15/2021 F 11,954 ( 1 ) D $ 2.63 38,046 D Common Stock 01/15/2021 S 38,046 ( 2 ) D $ 11 0 D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 Non-Qualified Stock Option (right to buy) $ 2.63 01/15/2021 M 50,000 ( 1 ) 09/21/2028 Common Stock 100,000 $ 0 50,000 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Egan Dwight H 2401 S. FOOTHILL DRIVE SUITE D SALT LAKE CITY, UT84109 X Chief Executive Officer Signatures /s/ Dwight H. Egan 01/20/2021 Signature of Reporting Person Date

Explanation of Responses:

( 1 )On September 21, 2018, the Issuer granted the Reporting Person a Non-Qualified Stock Option exercisable for 150,000 shares of common stock of the Issuer at $2.63 per share. The option was granted pursuant to the Issuer's 2015 Long-Term Incentive Plan and vested in three equal installments, with one-third (50,000 shares) vesting on the issue date and the first and second anniversary of the issue date. ( 2 )Reflects 11,954 shares withheld by the Issuer at the market price of $11.00 per share less the exercise price of $2.63 per share to fund the cashless exercise of 50,000 options owned by the Reporting Person.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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