Form 4 for NSSC NAPCO SECURITY TECHNOLOGIES, INC
Accepted 2026-03-19 00:00:00 ET · period of report 2026-03-17 · accession 0001812385-26-000001 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-03-19 | 2026-03-17 | NSSC | Spinelli Stephen M | SVP of Sales | F - Tax | $43.59 | -3,212 | 11.7K | -22% | -$140.0K |
| D | 2026-03-19 | 2026-03-17 | NSSC | Spinelli Stephen M | SVP of Sales | M - OptEx | $10.02 | +14.0K | 14.9K | +1,506% | +$140.0K |
| D | 2026-03-19 | 2026-03-17 | NSSC | Spinelli Stephen M | SVP of Sales | M - OptEx | $10.02 | -14.0K | 9,980 | -58% | -$140.0K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-03-17 | F | D | 3,212 | $43.59 | 11,688 | D | — | — | (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, in accordance with the 2012 Employee Stock Option Plan and stock option grant. (F2) Reflects a net increase of 10,760 shares resulting from the cashless exercise of 13,972 stock options as reflected in this Form. |
| 2 | Common | Common Stock | 2026-03-17 | M | A | 13,972 | $10.02 | 14,900 | D | — | — | |
| 3 | Derivative | Employee Stock Option (Right to Buy) | 2026-03-17 | M | D | 13,972 | $10.02 | 9,980 | D | $10.02 · 2021-04-30 to 2030-04-30 | 13,972 Common Stock |