FORM 4 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
or Section 30(h) of the Investment Company Act of 1940
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person *
SHORE BRIAN E

(Last) (First) (Middle)
PARK AEROSPACE CORP.
1400 OLD COUNTRY ROAD

(Street)
WESTBURY NY 11590

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
PARK AEROSPACE CORP [ PKE ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
X Officer (give title below) Other (specify below)
Board Chairman & CEO
3. Date of Earliest Transaction (Month/Day/Year)
08/12/2026
4. If Amendment, Date of 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
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
Common Stock (4) 08/12/2026   M   8,750 A $ 12.8 630,119 D  
Common Stock (4) 08/12/2026   M   30,000 A $ 11.06 660,119 D  
Common Stock (4) 08/12/2026   M   18,750 A $ 13.08 678,869 D  
Common Stock (4) 08/12/2026   M   7,500 A $ 13.26 686,369 D  
Common Stock (4) 08/12/2026   S   65,000 A $ 38.17 621,369 D  
Common Stock (5) 08/13/2026   M   7,500 A $ 13.26 628,869 D  
Common Stock (5) 08/13/2026   M   7,500 A $ 14 636,369 D  
Common Stock (5) 08/13/2026   S   15,000 D $ 37.75 621,369 D  
Common Stock               56,205 I Brian Shore Trust u/w/o Cecile Shore Art VII.A.3 (1)
Common Stock               56,205 I Peter Shore Trust u/w/o Cecile Shore Art VII.A.3 (1)
Common Stock               85,427 I Robin Shore Trust u/w/o Cecile Shore Art VII.A.3 (2)
Common Stock               85,427 I Brian Shore Trust u/w/o Cecile Shore Art VII.A.3 (1)
Common Stock               85,427 I Peter Shore Trust u/w/o Cecile Shore Art VII.A.3 (2)
Common Stock               85,427 I Robin Shore Trust u/w/o Cecile Shore Art VII.A.3 (2)
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 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: 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
Right to buy option (3) $ 12.8 08/12/2026   M     8,750 04/02/2022 04/02/2031 Common Stock 8,750 $ 0 0 D  
Right to buy option (3) $ 11.06 08/12/2026   M     30,000 04/12/2023 04/02/2032 Common Stock 30,000 $ 0 0 D  
Right to buy option (3) $ 13.08 08/12/2026   M     18,750 05/01/2024 05/01/2032 Common Stock 25,000 $ 0 7,250 D  
Right to buy option (3) $ 13.26 08/12/2026   M     7,500 06/18/2025 06/18/2034 Common Stock 7,500 $ 0 0 D  
Right to buy option (3) $ 13.26 08/13/2026   M     7,500 06/18/2025 06/18/2034 Common Stock 22,500 $ 0 15,000 D  
Right to buy option (3) $ 14 08/13/2026   M     7,500 06/16/2026 06/16/2035 Common Stock 30,000 $ 0 22,500 D  
Explanation of Responses:
1. The reporting person is the beneficiary and, with his siblings, Peter Shore and Robin Shore, co-trustee of the trusts.
2. The reporting person is co-trustee of the trusts with his siblings, Peter Shore and Robin Shore, who are beneficiaries of the trusts. The reporting person disclaims beneficial ownership of the shares held by the trusts except to the extent of his pecuniary interest therein.
3. Option is exercisable commencing on the date indicated, as to 25% of the aggregate number of share listed and as to an additional 25% of such shares on each of the succeeding three anniversaries of such date.
4. Shares were sold as part of same-day-sale exercise. The reported sales price is based on a weighted average of multiple same-day transactions with prices ranging from $37.26 to $39.16 per share. Full information regarding the number of shares sold at each separate price is available to the Securities and Exchange Commission, the Issuer or any security holder of the Issuer upon request.
5. Sales were sold as part of same-day-sale exercise. The reported sales price is based on a weighted average of multiple same-day transactions with prices ranging from $37.20 to $38.16 per share. Full information regarding the number of shares sold at each separate price is available to the Securities and Exchange Commission, the Issuer or any security holder of the Issuer upon request.
/s/ Constantine Petropoulos, by Power of Attorney 08/14/2026
** 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).
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