ISSC (ISSC) CEO Askarpour reports 3,625-share tax withholding on RSU vesting

Rhea-AI Filing Summary

INNOVATIVE SOLUTIONS & SUPPORT INC Chief Executive Officer Shahram Askarpour reported a disposition of 3,625 shares of common stock on February 18, 2026. These shares were withheld by the company to cover his tax obligations from vesting restricted stock units, rather than being sold in the open market. After this tax-withholding event, he held 498,817 common shares directly.

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

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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).

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)

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

3. Date of Earliest Transaction (Month/Day/Year)
02/18/2026

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	02/18/2026		F		3,625(1)	D	$23.52	498,817	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)	02/20/2026
	** Signature of Reporting Person	Date
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FAQ

What insider transaction did ISSC CEO Shahram Askarpour report on this Form 4?

The CEO reported a tax-withholding disposition of 3,625 shares of common stock. The shares were withheld by the company to cover tax obligations from vesting restricted stock units, not sold on the open market.

How many ISSC shares were involved in Shahram Askarpour’s tax withholding?

A total of 3,625 common shares were withheld. The company used these shares to satisfy the CEO’s tax obligations related to the vesting of restricted stock units, according to the Form 4 footnote.

At what price per share were the ISSC shares valued for this Form 4 transaction?

The withheld ISSC shares were valued at $23.52 per share. This price is used in the Form 4 to reflect the value of shares applied toward the CEO’s tax liabilities from RSU vesting.

How many ISSC shares does Shahram Askarpour own after this Form 4 transaction?

After the tax-withholding disposition, the CEO directly holds 498,817 common shares of INNOVATIVE SOLUTIONS & SUPPORT INC. This reflects his remaining direct ownership following the shares withheld for tax purposes.

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

No, it was not an open-market sale. The 3,625 ISSC shares were withheld by the issuer to satisfy tax obligations tied to vesting restricted stock units, as described in the Form 4 footnote.