ISSC CFO has 910 shares withheld for taxes

INNOVATIVE SOLUTIONS & SUPPORT INC Chief Financial Officer Jeffrey DiGiovanni reported a tax-related share disposition.

Accepted by SEC EDGAR 07/06/2026 - 01:50 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

INNOVATIVE SOLUTIONS & SUPPORT INC Chief Financial Officer Jeffrey DiGiovanni reported a tax-related share disposition. On this Form 4, 910 shares of common stock were withheld at $18.00 per share to cover his tax obligations arising from the vesting of restricted stock units, rather than being sold in the open market. After this withholding, he directly holds 86,987 shares of the company’s common stock.

Insider Trade Summary

Exercise Price or Tax Liability: 910 shares

Exercise Price or Tax Liability 1 txn

Insider DiGiovanni Jeffrey

Role Chief Financial Officer

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	910	$18.00	$16K

Holdings After Transaction: Common Stock — 86,987 shares (Direct)

Footnotes (1)

1. F1. 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.

Key Figures

Shares withheld for taxes: 910 shares Withholding price: $18.00 per share Shares held after transaction: 86,987 shares

3 metrics

Shares withheld for taxes 910 shares Tax-withholding disposition on common stock

Withholding price $18.00 per share Price used to satisfy tax obligations

Shares held after transaction 86,987 shares Direct common stock holdings post-withholding

Key Terms

restricted stock units, tax-withholding disposition, Common Stock, Payment of exercise price or tax liability by delivering securities

4 terms

restricted stock units financial

"tax obligations 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.

tax-withholding disposition financial

"transaction_action": "tax-withholding disposition""

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

Common Stock financial

"security_title": "Common Stock""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Payment of exercise price or tax liability by delivering securities financial

"transaction_code_description": "Payment of exercise price or tax liability by delivering securities""

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

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

Jeffrey DiGiovanni reported a tax-related disposition of 910 ISSC common shares. The shares were withheld by the company at $18.00 per share to satisfy his tax obligations from vesting restricted stock units, not sold in an open-market transaction.

Were Jeffrey DiGiovanni’s ISSC shares sold on the open market?

No, the 910 shares were not sold on the open market. They were withheld by Innovative Solutions & Support to cover DiGiovanni’s tax obligations triggered by the vesting of restricted stock units, a routine non-cash settlement mechanism.

How many ISSC shares does CFO Jeffrey DiGiovanni hold after the tax withholding?

After the tax withholding transaction, Jeffrey DiGiovanni holds 86,987 ISSC common shares directly. This figure reflects his remaining ownership following the withholding of 910 shares to satisfy taxes tied to restricted stock unit vesting.

What does transaction code F mean in Jeffrey DiGiovanni’s ISSC Form 4?

Transaction code F indicates payment of an exercise price or tax liability by delivering securities. In this filing, 910 ISSC shares were withheld by the issuer at $18.00 per share to satisfy DiGiovanni’s tax obligations from restricted stock unit vesting.

How many ISSC shares were withheld for taxes from DiGiovanni’s restricted stock units?

A total of 910 ISSC common shares were withheld to cover taxes. According to the footnote, these shares satisfied Jeffrey DiGiovanni’s tax obligations arising from the vesting of restricted stock units, rather than representing a discretionary sale of stock.

Does this ISSC Form 4 show any open-market buying or selling by the CFO?

This Form 4 does not show open-market buying or selling by the CFO. It reports only a tax-withholding disposition, where 910 shares were withheld by the issuer to cover tax obligations tied to vesting restricted stock units.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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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)
06/30/2026

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	06/30/2026		F		910(1)	D	$18	86,987	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	07/06/2026
	** 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)