INNOVATIVE SOLUTIONS & SUPPORT (ISSC) CFO reports 749-share tax-withholding transaction

Rhea-AI Filing Summary

INNOVATIVE SOLUTIONS & SUPPORT INC reported that Chief Financial Officer Jeffrey DiGiovanni had 749 shares of common stock withheld by the issuer on July 8, 2026 to satisfy tax obligations arising from the vesting of restricted stock units. After this tax-withholding disposition, he holds 86,238 shares of common stock directly.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider DiGiovanni Jeffrey

Role Chief Financial Officer

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	749	$18.31	$14K

Holdings After Transaction: Common Stock — 86,238 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

Shares withheld for taxes: 749 shares Tax withholding price: $18.31 per share Shares held after transaction: 86,238 shares

3 metrics

Shares withheld for taxes 749 shares Common stock withheld to satisfy tax obligations on RSU vesting on July 8, 2026

Tax withholding price $18.31 per share Value per share used for the 749 withheld shares

Shares held after transaction 86,238 shares Direct holdings of common stock by the CFO following the tax-withholding disposition

Key Terms

tax obligations, restricted stock units, withheld by the issuer

3 terms

tax obligations financial

"withheld by the issuer to satisfy the reporting person's tax obligations"

restricted stock units financial

"in connection with the vesting of restricted stock units"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

withheld by the issuer financial

"These shares of common stock were withheld by the issuer"

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 07/10/2026 - 01:47 PM Accepted by SEC EDGAR 07/10/2026 - 01:47 PM Learn about SEC filing dates

FAQ

What insider transaction did ISSC CFO Jeffrey DiGiovanni report on this Form 4?

CFO Jeffrey DiGiovanni reported a tax-withholding disposition of 749 shares of INNOVATIVE SOLUTIONS & SUPPORT INC common stock. The shares were withheld by the issuer to cover tax obligations from restricted stock unit vesting.

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

No, the Form 4 shows no open-market sale. Instead, 749 shares were withheld by the issuer solely to satisfy the CFO’s tax obligations related to vesting restricted stock units.

How many ISSC shares did the CFO have after the reported tax withholding?

Following the tax-withholding disposition of 749 shares, CFO Jeffrey DiGiovanni directly holds 86,238 shares of INNOVATIVE SOLUTIONS & SUPPORT INC common stock, according to the Form 4 disclosure for July 8, 2026.

What was the price used for the 749 ISSC shares withheld for taxes?

The 749 shares of INNOVATIVE SOLUTIONS & SUPPORT INC common stock withheld for taxes were valued at $18.31 per share, as reported in the Form 4 transaction details for the tax-withholding disposition.

Why were ISSC shares withheld from the CFO in this Form 4 filing?

Shares were withheld because restricted stock units vested, creating a tax liability. The company withheld 749 shares of ISSC common stock to satisfy the CFO’s tax obligations instead of requiring a separate cash payment.

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^*

DiGiovanni Jeffrey

(Last) (First) (Middle)

C/O INNOVATIVE SOLUTIONS & SUPPORT, INC.

720 PENNSYLVANIA DRIVE

(Street)

EXTON PENNSYLVANIA 19341

(City) (State) (Zip)

UNITED STATES

(Country)

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 Financial Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
07/08/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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	07/08/2026		F		749(1)	D	$18.31	86,238	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	07/10/2026
	** 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.
* Form 4: SEC 1474 (03-26)