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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OMB Number: 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 *

Seiser Robert A		 2. Issuer Name and Ticker or Trading Symbol

ACURA PHARMACEUTICALS, INC [ ACUR ] 		5. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director                    _____ 10% Owner
__X__ Officer (give title below)    _____ Other (specify below)
VP, Treasurer & Controller
(Last)          (First)          (Middle)

C/O ACURA PHARMACEUTICALS, INC., 616 N. NORTH COURT, SUITE 120		 3. Date of Earliest Transaction (MM/DD/YYYY)

1/3/2023
(Street)

PALATINE, IL 60067
(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 1/3/2023  M(1)  20000 A (2)398254 (3)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
Restricted Stock Unit (2017 Plan) $0.01 (2)1/3/2023  M   20000     (5) (5)Common Stock 20000  (4)40000 D  
Explanation of Responses:
(1) Represents exchange of restricted stock units.
(2) Par value of $.01 must be paid by Reporting Person upon exchange of Restricted Stock Units for stock.
(3) Does not include Restricted Stock Units.
(4) Not Applicable.
(5) 60,000 Restricted Stock Units were granted on December 11, 2018 and were 100% vested on December 11, 2019. Distributions in respect of this vested Restricted Stock Units will be made in three equal installments in each of 2021, 2022, and 2023 or earlier upon a qualifying change of control which also meets certain criteria of Section 409A of the Internal Revenue Code.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director10% OwnerOfficerOther
Seiser Robert A
C/O ACURA PHARMACEUTICALS, INC.
616 N. NORTH COURT, SUITE 120
PALATINE, IL 60067

VP, Treasurer & Controller
Signatures
/s/ Robert A. Seiser1/5/2023
**Signature of Reporting PersonDate
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).
Note:File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.
Acura Pharmaceuticals (CE) (USOTC:ACUR)
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