Form4.ai tracks every SEC insider trade in real time. See every NSSC insider filing with a free account — no card.
See every NSSC insider filing — free account, no card.
Free accountNAPCO SECURITY TECHNOLOGIES, INC (NSSC) has 4 SEC Form 4 insider filings on record in the last 90 days. No insider purchases were filed — 2 sales totalling $18.3M. Most recent filing: Oct. 1, 2026.
Open-market value, last 90 days
Form 4 filings by type, last 90 days
| Date | Insider | Trade | Value | Price since buy |
|---|---|---|---|---|
| Aug 28, 2026 SEC filing | SOLOWAY RICHARD Founder and Executive Chairman | Sold | $16,524,024 | — |
| Aug 28, 2026 SEC filing | Soloway Donna Anne Director | Sold | $1,733,144 | — |
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Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.