| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| CARRIERI MICHAEL | Executive VP of Engineering | Michael Carrieri | 27 Feb 2026 | 0001256086 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | NSSC | Common Stock | Options Exercise | $224,950 | +10,000 | +43% | $22.50 | 33,261 | 26 Feb 2026 | Direct | |
| transaction | NSSC | Common Stock | Tax liability | $314,127 | -6,651 | -20% | $47.23 | 26,610 | 26 Feb 2026 | Direct | F1, F2 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | NSSC | Employee Stock Option (Right to Buy) | Options Exercise | $224,950 | -10,000 | -100% | $22.50 | 0 | 26 Feb 2026 | Common Stock | 10,000 | $22.50 | Direct | |
| holding | NSSC | Employee Stock Option (Right to Buy) | 2,000 | 26 Feb 2026 | Common Stock | 2,000 | $26.94 | Direct | F3 | |||||
| holding | NSSC | Employee Stock Option (Right to Buy) | 50,000 | 26 Feb 2026 | Common Stock | 50,000 | $41.75 | Direct | F4 |
| Id | Content |
|---|---|
| F1 | Represents the number of shares withheld by the Reporting Person as a result of the cashless exercise of stock options, and used to pay the exercise price and required tax withholdings in accordance with the 2012 Employee Stock Option Plan and stock option grant. |
| F2 | Reflects a net increase of 3,349 shares resulting from the cashless exercise of 10,000 stock options as reflected in this Form. |
| F3 | Exercisable with respect to 2,000 shares from August 25, 2026 until August 25, 2032. |
| F4 | Exercisable, cumulatively, at 20% per year commencing May 2, 2024 |