INNOVATIVE SOLUTIONS & SUPPORT INC — Director's Dealing 2025

Dec 3, 2025

SEC Form 4/A — Form 4/A

Issuer: INNOVATIVE SOLUTIONS & SUPPORT INC (ISSC)
CIK: 0000836690
Period of Report: 2025-11-20

Reporting Person: Askarpour Shahram (Director, Chief Executive Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-11-20	Common Stock	M	201000	—	Acquired	572317	Direct
2025-11-20	Common Stock	F	87918	$8.42	Disposed	484399	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-11-20	Performance Stock Units	$	M	201000	Disposed		Common Stock (201000)	Direct

Footnotes

F1: Performance stock units convert into common stock on a one-for-one basis.

F2: These shares of common stock were withheld by the issuer to satisfy the reporting person's tax obligations in connection with the vesting of performance stock units.

F3: On November 20, 2024, the reporting person was granted 201,000 Performance Stock Units, which vested on the one year anniversary of grant and otherwise in accordance with the Performance Stock Unit award.