Statement of Changes in Beneficial Ownership (4)

FORM 4 [X] 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 * GERSON RICK MATTHEW	2. Issuer Name and Ticker or Trading Symbol Pioneer Merger Corp. [ PACX ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director                    __X__ 10% Owner _____ Officer (give title below)    __X__ Other (specify below) See Remarks
(Last)          (First)          (Middle) C/O PIONEER MERGER CORP., 667 MADISON AVENUE, 19TH FLOOR	3. Date of Earliest Transaction (MM/DD/YYYY) 1/17/2023
(Street) NEW YORK, NY 10065 (City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	6. Individual or Joint/Group Filing (Check Applicable Line) ___ Form filed by One Reporting Person _ X _ 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
Class A Ordinary Shares	1/17/2023		D(1)		4450000	D	$10.13	0	I (2)	By Alpha Wave Ventures, LP

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 reported securities were redeemed by the Issuer pursuant to a redemption of all Class A Shares in connection with the Issuer's liquidation.
(2)	The reported securities were directly held by Alpha Wave Ventures, LP, an investment entity managed by Alpha Wave Global, LP ("Alpha Wave"). Rick Gerson is the Chairman and Chief Investment Officer of Alpha Wave.

Remarks: After giving effect to the Issuer's delisting and deregistration, the Reporting Persons will no longer be subject to Section 16 reporting obligations.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
GERSON RICK MATTHEW C/O PIONEER MERGER CORP. 667 MADISON AVENUE, 19TH FLOOR NEW YORK, NY 10065	X	X		See Remarks
Alpha Wave Global, LP C/O PIONEER MERGER CORP. 667 MADISON AVENUE, 19TH FLOOR NEW YORK, NY 10065	X	X		See Remarks
Pioneer Merger Sponsor LLC C/O PIONEER MERGER CORP. 667 MADISON AVENUE, 19TH FLOOR NEW YORK, NY 10065	X	X		See Remarks
Salazar Oscar C/O PIONEER MERGER CORP. 667 MADISON AVENUE, 19TH FLOOR NEW YORK, NY 10065	X	X		See Remarks
CAPLAN MITCHELL H C/O PIONEER MERGER CORP. NEW YORK, NY 10065	X	X		See Remarks
Davis Richard Todd C/O PIONEER MERGER CORP. NEW YORK, NY 10065	X	X		See Remarks

Signatures
Rick Gerson: By: /s/ Scott Carpenter, Attorney-in-Fact Alpha Wave Global, LP: By: Scott Carpenter, its Authorized Signatory /s/ Scott Carpenter Pioneer Merger Sponsor LLC By: Scott Carpenter, its Chief Operating Officer /s/ Scott Carpenter Oscar Salazar:		1/19/2023
**Signature of Reporting Person		Date
By: /s/ Scott Carpenter, Attorney-in-Fact Mitchell Caplan:By: /s/ Scott Carpenter, Attorney-in-Fact Todd Davis: By: /s/ Scott Carpenter, Attorney-in-Fact		1/19/2023
**Signature of Reporting Person		Date

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.