Director Richard Silfen receives 1,890 RSUs at Innovative (ISSC)

Rhea-AI Filing Summary

Innovative Solutions & Support Inc. reported that director Richard A. Silfen acquired 1,890 restricted stock units (RSUs) on February 17, 2026 as an equity award. Each RSU represents the right to receive one share of common stock.

The RSUs were granted under the company’s 2019 Stock-Based Incentive Compensation Plan and are scheduled to vest on the first anniversary of the grant date, subject to Mr. Silfen’s continued service. Following this grant, he holds 1,890 RSUs 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^*

Silfen Richard A

(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
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
02/17/2026

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
Restricted Stock Units	02/17/2026		A	V	1,890(1)	A	$0.00	1,890	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. The RSUs were granted pursuant to the Company's 2019 Stock-Based Incentive Compensation Plan. Each RSU represents the right to receive one share of Common Stock. The RSUs are scheduled to vest on the first anniversary of the grant date, subject to continued service by the reporting person.

	/s/ Richard A Silfen	02/19/2026
	** 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).
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FAQ

What did Innovative Solutions & Support (ISSC) disclose in this Form 4?

Innovative Solutions & Support disclosed an equity award to director Richard A. Silfen. He received 1,890 restricted stock units, each representing one share of common stock, granted under the company’s 2019 Stock-Based Incentive Compensation Plan.

How many restricted stock units did ISSC director Richard A. Silfen receive?

Richard A. Silfen received 1,890 restricted stock units from Innovative Solutions & Support. These RSUs are a form of stock-based compensation and increase his potential future ownership once they vest and convert into shares of common stock.

What is the vesting schedule for Richard A. Silfen’s 1,890 ISSC RSUs?

The 1,890 restricted stock units granted to Richard A. Silfen are scheduled to vest on the first anniversary of the grant date. Vesting is conditioned on his continued service with Innovative Solutions & Support through that one-year period.

Under which plan were the 1,890 ISSC restricted stock units granted?

The 1,890 restricted stock units granted to Richard A. Silfen were issued under Innovative Solutions & Support’s 2019 Stock-Based Incentive Compensation Plan. This plan provides equity-based awards as part of director and employee compensation.

Does Richard A. Silfen directly own the 1,890 ISSC restricted stock units?

Yes. The filing shows Richard A. Silfen holds the 1,890 restricted stock units as direct ownership. The units are classified as non-derivative securities and will convert into common shares after they fully vest according to the plan terms.

Did Richard A. Silfen pay cash for the 1,890 ISSC restricted stock units?

No cash purchase price is shown for the 1,890 restricted stock units. The transaction is coded as a grant or award, indicating these RSUs were issued as compensation rather than acquired through an open-market share purchase.