Innovative Solutions CFO has 480 shares withheld

Q: Was the IA CFO’s Form 4 transaction a market sale or tax withholding?

The transaction was tax withholding, not an open-market sale. The filing states that 480 shares were withheld by the issuer to satisfy the CFO’s tax obligations in connection with the vesting of restricted stock units.

Q: At what price were the withheld IA shares valued for the CFO’s tax obligations?

The 480 withheld shares were valued at $19.00 per share for the purpose of satisfying Chief Financial Officer Jeffrey DiGiovanni’s tax obligations related to his vesting restricted stock units.

Q: Was the IA CFO’s August 31, 2026 transaction under a Rule 10b5-1 plan?

No. The document-level Rule 10b5-1 checkbox is not checked, and there is no footnote indicating that the August 31, 2026 tax-withholding transaction was made pursuant to a Rule 10b5-1 trading plan.

The CFO used 480 IA shares withheld by the company at $19.00 per share to cover taxes on vested RSUs, leaving 85,758 shares held directly.

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

INNOVATIVE SOLUTIONS & SUPPORT INC (IA) reported that Chief Financial Officer Jeffrey DiGiovanni had 480 shares of common stock withheld on August 31, 2026 to satisfy tax obligations arising from the vesting of restricted stock units. The shares were withheld by the issuer at a value of $19.00 per share, leaving him with 85,758 shares held directly after this tax-withholding event. No Rule 10b5-1 trading plan is reported for this transaction.

Insider Trade Summary

Tax Withholding: 480 shares

Tax Withholding 1 txn

Insider DiGiovanni Jeffrey

Role Chief Financial Officer

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock ^F1	480	$19.00	$9K

Holdings After Transaction: Common Stock — 85,758 shares (Direct)

Footnotes (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 tax obligations: 480 shares Share value used for tax withholding: $19.00 per share Shares held after transaction: 85,758 shares +1 more

4 metrics

Shares withheld for tax obligations 480 shares Common stock withheld on August 31, 2026 to satisfy tax obligations on RSU vesting

Share value used for tax withholding $19.00 per share Value applied to the 480 withheld shares on August 31, 2026

Shares held after transaction 85,758 shares Direct common stock holdings of the CFO following the August 31, 2026 withholding

Tax-withholding transactions reported 1 transaction Form 4 reports one code F tax-withholding disposition

Key Terms

restricted stock units, withheld by the issuer, tax obligations, Rule 10b5-1

4 terms

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"

tax obligations financial

"to satisfy the reporting person's tax obligations"

Rule 10b5-1 regulatory

"No Rule 10b5-1 trading plan is reported"

Rule 10b5-1 is a regulation that allows company insiders to buy or sell their shares at predetermined times, even if they have access to non-public information. It acts like setting a schedule in advance for transactions, helping prevent accusations of unfair trading. This rule provides a way for insiders to plan trades transparently, giving investors confidence that these transactions are not based on hidden information.

FAQ

What insider transaction did IA's CFO report on this Form 4?

The Chief Financial Officer, Jeffrey DiGiovanni, reported that 480 shares of IA common stock were withheld by the issuer on August 31, 2026 to satisfy his tax obligations from the vesting of restricted stock units at $19.00 per share.

How many IA shares does the CFO hold after the reported transaction?

After the August 31, 2026 tax-withholding transaction, Chief Financial Officer Jeffrey DiGiovanni holds 85,758 shares of INNOVATIVE SOLUTIONS & SUPPORT INC common stock directly, as reported in the Form 4.

Was the IA CFO’s Form 4 transaction a market sale or tax withholding?

The transaction was tax withholding, not an open-market sale. The filing states that 480 shares were withheld by the issuer to satisfy the CFO’s tax obligations in connection with the vesting of restricted stock units.

At what price were the withheld IA shares valued for the CFO’s tax obligations?

The 480 withheld shares were valued at $19.00 per share for the purpose of satisfying Chief Financial Officer Jeffrey DiGiovanni’s tax obligations related to his vesting restricted stock units.

Was the IA CFO’s August 31, 2026 transaction under a Rule 10b5-1 plan?

No. The document-level Rule 10b5-1 checkbox is not checked, and there is no footnote indicating that the August 31, 2026 tax-withholding transaction was made pursuant to a Rule 10b5-1 trading plan.

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

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Available on EDGAR 09/02/2026 - 06:07 PM Accepted by SEC EDGAR 09/02/2026 - 06:06 PM

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 [ IA ]

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)
08/31/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	08/31/2026		F		480⁽¹⁾	D	$19	85,758	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

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	09/02/2026
	** 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)

Source: View Original Filing on SEC EDGAR