Statement of Changes in Beneficial Ownership (Form 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). Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * RECHTSCHAFFEN ANDREW 2. Issuer Name and Ticker or Trading Symbol Pinnacle Acquisition Corp [PNAQ] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director __X__ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O PINNACLE ACQUISITION CORPORATION, 375 SOUTH COUNTY ROAD, SUITE 220 3. Date of Earliest Transaction (Month/Day/Year) 08/10/2026 (Street) PALM BEACH, FL 33480 4. If Amendment, Date Original Filed (Month/Day/Year) 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 (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 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 Class A Ordinary Shares 08/10/2026 08/10/2026 P 225,000(1) A $10 225,000 I(2) By PAC Sponsor, LLC Class A Ordinary Shares 08/10/2026 08/10/2026 P 1,000,000(3) A $10 1,225,000 I(2) By AVR Capital Holdings, LLC

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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 (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

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 (Month/Day/Year)

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

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
RECHTSCHAFFEN ANDREW C/O PINNACLE ACQUISITION CORPORATION 375 SOUTH COUNTY ROAD, SUITE 220 PALM BEACH, FL 33480	X	X

Signatures

/s/ Andrew Rechtschaffen		08/12/2026
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	Represents shares underlying the private placement units (each unit consisting of one Class A ordinary share one right to receive one-eighth (1/8) of one Class A ordinary share upon consummation of the Issuer's initial business combination) directly held by PAC Sponsor, LLC (the "Sponsor"), and which were acquired pursuant to a Private Placement Units Purchase Agreement by and between the Sponsor and Pinnacle Acquisition Corporation (the "Issuer"). Does not include previously reported ownership of 5,750,000 Class B ordinary shares, which shares will automatically convert into Class A ordinary shares at the time of the Issuer's initial business combination, or earlier at the option of the holder, on a one-for-one basis, subject to adjustment as described under the heading "Description of Securities--Founder Shares" in the Issuer's registration statement on Form S-1 (File No. 333-297618).
(2)	Represents shares held by the Sponsor. Steven K. Hudson and AVR Capital Holdings, LLC, an affiliate of Andrew Rechtschaffen, are the co-managing members of the Sponsor and control the management of the Sponsor, including the exercise of voting and investment discretion over the securities held by the Sponsor. Mr. Hudson and AVR Capital Holdings, LLC disclaim any beneficial ownership of the reported shares other than to the extent of any pecuniary interest they may have therein, directly or indirectly.
(3)	Reflects purchase by AVR Capital Holdings, LLC of the Issuer's securities in the Issuer's initial public offering.

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