| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Askarpour Shahram | Chief Executive Officer, Director | C/O INNOVATIVE SOLUTIONS & SUPPORT, INC., 720 PENNSYLVANIA DRIVE, EXTON | /s/ Jeffrey DiGiovanni (attorney-in-fact) | 19 Feb 2026 | 0001546928 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ISSC | Restricted Stock Units | Award | $0 | +20,171 | +4.2% | $0.000000 | 502,442 | 17 Feb 2026 | Direct | F1 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ISSC | Non-Qualified Stock Option (Right to Buy) | Award | $0 | +34,364 | $0.000000 | 34,364 | 17 Feb 2026 | Common Stock | 34,364 | $19.83 | Direct | F2 | |
| transaction | ISSC | Performance Stock Units | Award | $0 | +20,171 | $0.000000 | 20,171 | 17 Feb 2026 | Common Stock | 20,171 | Direct | F3 |
| Id | Content |
|---|---|
| F1 | 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, subject to adjustment as provided in the Award Agreement. The RSUs are scheduled to vest in accordance with the following schedule: 1/3rd on the first anniversary of the grant date and 1/8th on each quarterly anniversary of the grant date thereafter, subject to continued employment by the reporting person. |
| F2 | The non-qualified stock option was granted pursuant to the Company's 2019 Stock-Based Incentive Compensation Plan. The option is scheduled to vest in accordance with the following schedule: 1/4th on the first anniversary of the grant date and 1/12th on each quarterly anniversary of the grant date thereafter, subject to continued employment by the reporting person. |
| F3 | Each Performance Stock Unit represents a contingent right to receive one share of issuer common stock. The Performance Stock Units vest in equal tranches on each of the first, second and third anniversary of the date of grant, subject to the issuer's common stock achieving specified prices per share. |