sec filing
NS
NASDAQ · NSSC
Napco Security Technologies, Inc.
Industrials · Security & Protection Services
$38.09
Up+$0.32 (+0.85%)
Updated Aug 22, 2026, 3:43 PM
SID Score
4.8/10
Composite research score
Smart Money
—
Institutional and insider signal
- Market cap
- 1.54B
- P/E ratio
- 35.95
- Dividend yield
- 1.76%
- 52-week range
- $30.03 – $48.12
- Volume
- 349.94K
- Avg. volume
- 357.59K
Price performance
NSSC price history
1M range · 21 trading sessions · Daily adjusted prices
NSSC closed at $38.09 after 21 trading sessions, up 6.58% for the selected period.
- Last close
- $38.09
- Period change
- +6.58%
- Period low
- $35.74
- Period high
- $41.36
Daily close
View OHLC price history
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Aug 21, 2026 | $37.97 | $38.29 | $37.21 | $38.09 | 349.94K |
| Aug 20, 2026 | $37.46 | $38.29 | $37.46 | $37.77 | 316.17K |
| Aug 19, 2026 | $38.15 | $38.25 | $37.70 | $37.80 | 276.73K |
| Aug 18, 2026 | $37.66 | $37.97 | $37.13 | $37.81 | 270.42K |
| Aug 17, 2026 | $38.06 | $38.34 | $37.94 | $38.06 | 207.2K |
| Aug 14, 2026 | $38.30 | $38.465 | $37.86 | $38.32 | 190.4K |
| Aug 13, 2026 | $39.23 | $39.62 | $38.22 | $38.26 | 207.88K |
| Aug 12, 2026 | $39.91 | $40.11 | $38.672 | $38.87 | 226.4K |
| Aug 11, 2026 | $40.21 | $40.8799 | $39.38 | $39.61 | 240.13K |
| Aug 10, 2026 | $40.94 | $41.425 | $39.93 | $40.01 | 188.95K |
| Aug 7, 2026 | $40.84 | $41.62 | $40.6801 | $41.36 | 247.2K |
| Aug 6, 2026 | $40.13 | $41.185 | $40.13 | $40.92 | 245.7K |
| Aug 5, 2026 | $40.30 | $40.55 | $39.965 | $40.34 | 231.06K |
| Aug 4, 2026 | $38.63 | $40.305 | $38.35 | $40.22 | 401.9K |
| Aug 3, 2026 | $37.27 | $38.325 | $37.18 | $38.09 | 241.67K |
| Jul 31, 2026 | $36.31 | $37.19 | $36.08 | $37.08 | 234.92K |
| Jul 30, 2026 | $36.68 | $36.85 | $35.875 | $36.37 | 323.92K |
| Jul 29, 2026 | $36.88 | $37.62 | $36.02 | $36.37 | 328.51K |
| Jul 28, 2026 | $36.34 | $37.36 | $36.26 | $37.25 | 274.67K |
| Jul 27, 2026 | $36.08 | $36.57 | $35.68 | $36.40 | 215.37K |
| Jul 24, 2026 | $36.03 | $36.25 | $35.5301 | $35.74 | 207.35K |
Latest NSSC news
The latest Smart Investors Daily articles mentioning NSSC.
Stock researchCompany · Financials
Loading stock research…