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 *

Yrigoyen Dan
2. Issuer Name and Ticker or Trading Symbol

Arch Therapeutics, Inc. [ ARTH ]
5. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director                    _____ 10% Owner
__X__ Officer (give title below)    _____ Other (specify below)
Vice President, Sales
(Last)          (First)          (Middle)

C/O ARCH THERAPEUTICS, INC., 235 WALNUT STREET, SUITE 6
3. Date of Earliest Transaction (MM/DD/YYYY)

7/30/2021
(Street)

FRAMINGHAM, MA 01702
(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
Common Stock (1)7/30/2021  A  150000 A$0 150000 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 Security3. Trans. Date3A. Deemed Execution Date, if any4. 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 Date7. 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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Stock Option (right to buy) $0.09 7/30/2021  A   150000     (2)7/29/2031 Common Stock 150000 $0 150000 D  

Explanation of Responses:
(1) 1/3 of the Shares (50,000) shall vest on each of the six (6), twelve (12) and eighteen month anniversaries of 7/12/2021, the vesting commencement date.
(2) The Shares subject to the Option, 1/3 (50,000) shall vest on the anniversary of the vesting commencement date (7/12/21), and 1/24 of the remaining shares shall vest on each of the next twenty-four monthly anniversaries 7/12/2022, subject to continued service to the Company through each vesting date. In the event of a Change of Control (as such term is defined in the Plan), then, in any such case, 100% of the number of unvested shares then subject to the option and then subject to any other then-outstanding stock option or other equity award that may have been granted under or outside of the Plan shall accelerate and become vested as of the date of such event.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director10% OwnerOfficerOther
Yrigoyen Dan
C/O ARCH THERAPEUTICS, INC.
235 WALNUT STREET, SUITE 6
FRAMINGHAM, MA 01702


Vice President, Sales

Signatures
/s/ Dan Yrigoyen8/11/2021
**Signature of Reporting PersonDate

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