sec filing
NS
NASDAQ · NSSC
Napco Security Technologies, Inc.
Industrials · Security & Protection Services
$39.73
Up+$0.49 (+1.25%)
Updated Oct 28, 2026, 7:28 AM
SID Score
4.6/10
Composite research score
Smart Money
—
Institutional and insider signal
- Market cap
- 1.54B
- P/E ratio
- 35.95
- Dividend yield
- 1.69%
- 52-week range
- $33.91 – $51.77
- Volume
- 362.43K
- Avg. volume
- 357.59K
Price performance · NSSC
NSSC price history
1M range · 21 trading sessions · Daily adjusted prices
Prices through Oct 27, 2026
NSSC closed at $39.73 after 21 trading sessions, up 11.70% for the selected period.
- Last close
- $39.73
- Period change
- +11.70%
- Period low
- $35.02
- Period high
- $39.73
Daily close
View OHLC price history
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Oct 27, 2026 | $39.62 | $39.82 | $38.62 | $39.73 | 362.43K |
| Oct 26, 2026 | $39.21 | $39.40 | $38.68 | $39.24 | 309.23K |
| Oct 23, 2026 | $38.38 | $38.88 | $38.0001 | $38.82 | 290.99K |
| Oct 22, 2026 | $36.90 | $38.68 | $36.90 | $38.60 | 301.14K |
| Oct 21, 2026 | $36.51 | $37.36 | $36.51 | $37.24 | 252.19K |
| Oct 20, 2026 | $35.98 | $36.585 | $35.885 | $36.45 | 206.65K |
| Oct 19, 2026 | $35.57 | $36.12 | $35.405 | $35.91 | 236.24K |
| Oct 16, 2026 | $36.02 | $36.27 | $35.21 | $35.57 | 285.89K |
| Oct 15, 2026 | $35.05 | $35.98 | $35.05 | $35.96 | 223.94K |
| Oct 14, 2026 | $35.71 | $35.90 | $34.65 | $35.02 | 265.32K |
| Oct 13, 2026 | $36.25 | $36.49 | $35.82 | $36.18 | 233.66K |
| Oct 12, 2026 | $36.14 | $36.435 | $35.86 | $36.20 | 238.15K |
| Oct 9, 2026 | $35.38 | $36.24 | $35.0968 | $36.14 | 230.15K |
| Oct 8, 2026 | $35.32 | $35.42 | $34.71 | $35.16 | 426.92K |
| Oct 7, 2026 | $36.12 | $36.51 | $34.785 | $35.19 | 402.55K |
| Oct 6, 2026 | $36.49 | $36.67 | $36.25 | $36.64 | 164.31K |
| Oct 5, 2026 | $36.17 | $36.50 | $35.84 | $36.22 | 413.06K |
| Oct 2, 2026 | $36.76 | $36.76 | $36.16 | $36.17 | 223.58K |
| Oct 1, 2026 | $35.69 | $36.495 | $35.41 | $36.19 | 358.69K |
| Sep 30, 2026 | $35.64 | $35.74 | $35.35 | $35.62 | 329.22K |
| Sep 29, 2026 | $35.04 | $35.59 | $34.85 | $35.57 | 233.19K |
Latest NSSC news
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