Innovative Solutions & Support (ISSC) CEO has shares withheld for taxes

Rhea-AI Filing Summary

Innovative Solutions & Support, Inc. Chief Executive Officer and director Shahram Askarpour reported an insider transaction involving company common stock. On 01/11/2026, the issuer withheld 2,128 shares of common stock at $18.41 per share to satisfy his tax obligations related to the vesting of restricted stock units, as noted in the explanation of responses. This was recorded as a code F transaction, which typically reflects tax withholding rather than an open-market trade. After this withholding, Askarpour beneficially owns 482,271 shares of common stock held 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)

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

3. Date of Earliest Transaction (Month/Day/Year)
01/11/2026

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	01/11/2026		F		2,128(1)	D	$18.41	482,271	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)	01/13/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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FAQ

What insider transaction did ISSC report for its CEO?

Innovative Solutions & Support, Inc. reported that Chief Executive Officer Shahram Askarpour had 2,128 common shares withheld on 01/11/2026 to cover tax obligations from vesting restricted stock units.

How many ISSC shares were involved in Shahram Askarpour's Form 4 filing?

The Form 4 shows 2,128 shares of common stock were withheld by the issuer at $18.41 per share in connection with restricted stock unit vesting.

Why were 2,128 ISSC shares withheld from the CEO?

According to the explanation, the 2,128 common shares were withheld by Innovative Solutions & Support, Inc. to satisfy Shahram Askarpour’s tax obligations upon vesting of restricted stock units.

How many ISSC shares does the CEO own after this transaction?

Following the reported transaction, Shahram Askarpour beneficially owns 482,271 shares of Innovative Solutions & Support, Inc. common stock, held directly.

Was the ISSC CEO’s reported transaction an open-market sale?

No. The Form 4 identifies a code F transaction, and the footnote explains that the shares were withheld by the issuer for taxes on restricted stock unit vesting, rather than sold in the open market.

What does transaction code F mean in this ISSC Form 4?

In this filing, transaction code F is used where 2,128 shares of common stock were withheld by Innovative Solutions & Support, Inc. to cover the CEO’s tax obligations tied to restricted stock unit vesting.