Innovative Solutions & Support (ISSC) CEO reports RSU tax share withholding

Rhea-AI Filing Summary

INNOVATIVE SOLUTIONS & SUPPORT INC Chief Executive Officer Shahram Askarpour reported a tax-related share disposition tied to equity compensation. On this Form 4, 2,876 shares of common stock were withheld by the company at $24.32 per share to satisfy his tax obligations upon vesting of restricted stock units.

After this withholding, Askarpour’s directly held common stock position stands at 495,941 shares. This transaction reflects an automatic tax-withholding mechanism rather than an open-market purchase or sale.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Askarpour Shahram

Role Chief Executive Officer

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	2,876	$24.32	$70K

Holdings After Transaction: Common Stock — 495,941 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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 for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Askarpour Shahram

(Last) (First) (Middle)

C/O INNOVATIVE SOLUTIONS & SUPPORT, INC.

720 PENNSYLVANIA DRIVE

(Street)

EXTON PA 19341

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
INNOVATIVE SOLUTIONS & SUPPORT INC [ ISSC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Executive Officer

3. Date of Earliest Transaction (Month/Day/Year)
02/22/2026

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	02/22/2026		F		2,876(1)	D	$24.32	495,941	D

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

Explanation of Responses:

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

	/s/ Jeffrey DiGiovanni (attorney-in-fact)	02/24/2026
	** 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).
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 Number.

FAQ

What insider transaction did ISSC CEO Shahram Askarpour report?

ISSC CEO Shahram Askarpour reported a tax-related share disposition. The company withheld 2,876 common shares to cover his tax obligations when restricted stock units vested, rather than executing an open-market sale of those shares.

How many ISSC shares were withheld for Shahram Askarpour’s taxes?

A total of 2,876 ISSC common shares were withheld. The shares were retained by the company at $24.32 per share to satisfy the CEO’s tax liabilities from vesting restricted stock units, classified under transaction code F.

Was the ISSC Form 4 transaction an open-market sale of shares?

No, the Form 4 transaction was not an open-market sale. The shares were withheld by Innovative Solutions & Support Inc to pay the CEO’s tax obligations arising from restricted stock unit vesting, described as a tax-withholding disposition.

What is Shahram Askarpour’s ISSC share ownership after this Form 4?

Following the reported tax-withholding disposition, Shahram Askarpour directly owns 495,941 ISSC common shares. This figure reflects his holdings after 2,876 shares were withheld by the company to cover taxes on vested restricted stock units.

What does transaction code F mean in the ISSC Form 4 filing?

Transaction code F indicates shares used to pay exercise price or tax liability. In this ISSC filing, 2,876 shares were withheld by the issuer to satisfy the CEO’s tax obligations when his restricted stock units vested, rather than being sold on the market.