sec filing
NS
NASDAQ · NSSC
Napco Security Technologies, Inc.
Industrials · Security & Protection Services
$35.88
Down-$0.02 (-0.04%)
Updated Sep 23, 2026, 7:57 PM
SID Score
3.8/10
Composite research score
Smart Money
—
Institutional and insider signal
- Market cap
- 1.54B
- P/E ratio
- 35.95
- Dividend yield
- 1.87%
- 52-week range
- $33.91 – $51.77
- Volume
- 327.48K
- Avg. volume
- 357.59K
Price performance
NSSC price history
1M range · 20 trading sessions · Daily adjusted prices
NSSC closed at $35.88 after 20 trading sessions, down 1.51% for the selected period.
- Last close
- $35.88
- Period change
- -1.51%
- Period low
- $35.24
- Period high
- $37.09
Daily close
View OHLC price history
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Sep 22, 2026 | $36.33 | $36.47 | $35.63 | $35.88 | 327.48K |
| Sep 21, 2026 | $36.31 | $36.31 | $35.60 | $35.82 | 258.06K |
| Sep 18, 2026 | $35.89 | $36.21 | $35.59 | $36.13 | 677.83K |
| Sep 17, 2026 | $36.95 | $36.95 | $35.33 | $35.95 | 467.74K |
| Sep 16, 2026 | $36.04 | $36.38 | $35.79 | $36.33 | 433.83K |
| Sep 15, 2026 | $35.81 | $36.14 | $35.355 | $35.95 | 358.72K |
| Sep 14, 2026 | $35.76 | $36.17 | $35.44 | $35.86 | 303.07K |
| Sep 11, 2026 | $35.51 | $36.32 | $35.51 | $36.26 | 329.93K |
| Sep 10, 2026 | $35.70 | $36.115 | $35.43 | $35.51 | 251.19K |
| Sep 9, 2026 | $36.70 | $37.06 | $35.72 | $35.91 | 343.73K |
| Sep 8, 2026 | $36.91 | $37.235 | $36.485 | $37.085 | 405.63K |
| Sep 4, 2026 | $36.94 | $37.48 | $36.185 | $37.01 | 567.49K |
| Sep 3, 2026 | $35.86 | $37.22 | $35.43 | $37.05 | 476.93K |
| Sep 2, 2026 | $35.45 | $36.61 | $35.45 | $35.65 | 390.88K |
| Sep 1, 2026 | $36.00 | $36.37 | $34.9401 | $35.24 | 520.46K |
| Aug 31, 2026 | $35.35 | $36.48 | $35.05 | $36.24 | 539.07K |
| Aug 28, 2026 | $35.38 | $36.14 | $34.65 | $35.35 | 435.76K |
| Aug 27, 2026 | $34.68 | $35.40 | $33.91 | $35.28 | 1.12M |
| Aug 26, 2026 | $35.87 | $36.40 | $35.23 | $35.73 | 657.37K |
| Aug 25, 2026 | $37.44 | $37.9499 | $35.80 | $36.43 | 684.64K |
Latest NSSC news
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