Napco Security Technologies, Inc. (NSSC)
NASDAQ: NSSC · Real-Time Price · USD
37.39
+1.33 (3.69%)
Jun 18, 2026, 4:00 PM EDT - Market closed
NSSC Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Jun 18, 2026 | 36.85 | 38.02 | 36.55 | 37.39 | 37.39 | 3.69% | 1,528,957 |
| Jun 17, 2026 | 37.52 | 37.99 | 36.04 | 36.06 | 36.06 | -3.81% | 397,758 |
| Jun 16, 2026 | 37.82 | 38.43 | 37.26 | 37.49 | 37.49 | -0.21% | 562,263 |
| Jun 15, 2026 | 37.88 | 38.23 | 37.46 | 37.57 | 37.57 | 0.94% | 1,025,947 |
| Jun 12, 2026 | 36.43 | 37.62 | 36.08 | 37.22 | 37.22 | 2.59% | 401,686 |
| Jun 11, 2026 | 35.46 | 36.56 | 35.16 | 36.43 | 36.28 | 3.41% | 459,917 |
| Jun 10, 2026 | 35.05 | 35.61 | 34.72 | 35.23 | 35.08 | 0.26% | 313,240 |
| Jun 9, 2026 | 35.08 | 36.02 | 34.32 | 35.14 | 35.00 | 0.37% | 320,546 |
| Jun 8, 2026 | 35.48 | 35.48 | 34.72 | 35.01 | 34.87 | 0.14% | 373,223 |
| Jun 5, 2026 | 35.54 | 35.70 | 34.90 | 34.96 | 34.82 | -2.26% | 268,379 |
| Jun 4, 2026 | 36.11 | 36.42 | 35.72 | 35.77 | 35.62 | -0.61% | 270,475 |
| Jun 3, 2026 | 36.01 | 36.33 | 35.72 | 35.99 | 35.84 | -0.58% | 378,132 |
| Jun 2, 2026 | 35.27 | 36.42 | 35.27 | 36.20 | 36.05 | 2.64% | 387,602 |
| Jun 1, 2026 | 36.92 | 37.46 | 34.76 | 35.27 | 35.12 | -6.02% | 582,606 |
| May 29, 2026 | 36.82 | 37.55 | 36.50 | 37.53 | 37.38 | 2.07% | 699,581 |
| May 28, 2026 | 36.04 | 36.90 | 35.25 | 36.77 | 36.62 | 1.69% | 346,392 |
| May 27, 2026 | 37.18 | 37.32 | 36.06 | 36.16 | 36.01 | -2.51% | 341,494 |
| May 26, 2026 | 37.52 | 38.07 | 37.00 | 37.09 | 36.94 | -0.86% | 388,377 |
| May 22, 2026 | 36.96 | 37.51 | 36.83 | 37.41 | 37.26 | 1.96% | 224,958 |
| May 21, 2026 | 36.58 | 37.29 | 36.12 | 36.69 | 36.54 | -0.08% | 535,282 |
| May 20, 2026 | 36.09 | 37.06 | 35.66 | 36.72 | 36.57 | 2.51% | 584,961 |
| May 19, 2026 | 36.05 | 36.29 | 35.22 | 35.82 | 35.67 | -0.72% | 286,231 |
| May 18, 2026 | 36.92 | 36.92 | 35.73 | 36.08 | 35.93 | -0.39% | 565,393 |
| May 15, 2026 | 37.00 | 37.42 | 35.91 | 36.22 | 36.07 | -3.46% | 447,600 |
| May 14, 2026 | 38.39 | 39.22 | 37.47 | 37.52 | 37.37 | -0.98% | 345,359 |
| May 13, 2026 | 38.34 | 38.82 | 37.25 | 37.89 | 37.73 | -1.04% | 511,014 |
| May 12, 2026 | 39.93 | 39.93 | 38.17 | 38.29 | 38.13 | -4.77% | 332,967 |
| May 11, 2026 | 40.77 | 41.12 | 39.96 | 40.21 | 40.04 | -1.49% | 365,852 |
| May 8, 2026 | 42.06 | 42.06 | 40.52 | 40.82 | 40.65 | -1.83% | 344,047 |
| May 7, 2026 | 41.60 | 42.61 | 41.05 | 41.58 | 41.41 | 0.82% | 584,304 |
| May 6, 2026 | 42.49 | 42.59 | 40.81 | 41.24 | 41.07 | -1.39% | 348,900 |
| May 5, 2026 | 39.61 | 42.20 | 39.59 | 41.82 | 41.65 | 5.58% | 686,537 |
| May 4, 2026 | 46.14 | 46.52 | 39.16 | 39.61 | 39.45 | -15.22% | 1,045,517 |
| May 1, 2026 | 46.85 | 47.20 | 46.00 | 46.72 | 46.53 | -0.06% | 291,556 |
| Apr 30, 2026 | 45.45 | 46.78 | 45.05 | 46.75 | 46.56 | 3.47% | 233,284 |
| Apr 29, 2026 | 45.62 | 45.67 | 44.76 | 45.18 | 44.99 | -1.03% | 278,841 |
| Apr 28, 2026 | 45.93 | 46.16 | 44.76 | 45.65 | 45.46 | -0.95% | 305,839 |
| Apr 27, 2026 | 45.91 | 46.35 | 45.43 | 46.09 | 45.90 | 0.39% | 289,327 |
| Apr 24, 2026 | 45.12 | 45.95 | 44.68 | 45.91 | 45.72 | 2.30% | 218,851 |
| Apr 23, 2026 | 45.62 | 45.81 | 44.59 | 44.88 | 44.70 | -0.91% | 270,043 |
| Apr 22, 2026 | 45.80 | 46.10 | 44.88 | 45.29 | 45.10 | -0.83% | 217,890 |
| Apr 21, 2026 | 45.89 | 46.45 | 45.48 | 45.67 | 45.48 | -0.52% | 308,823 |
| Apr 20, 2026 | 45.38 | 46.27 | 45.36 | 45.91 | 45.72 | 1.17% | 275,298 |
| Apr 17, 2026 | 45.52 | 46.05 | 44.75 | 45.38 | 45.19 | 1.54% | 300,220 |
| Apr 16, 2026 | 44.21 | 44.74 | 43.83 | 44.69 | 44.51 | 1.09% | 245,884 |
| Apr 15, 2026 | 43.90 | 44.31 | 43.35 | 44.21 | 44.03 | 0.09% | 221,011 |
| Apr 14, 2026 | 44.59 | 45.09 | 43.49 | 44.17 | 43.99 | 0.39% | 345,580 |
| Apr 13, 2026 | 42.50 | 44.03 | 42.41 | 44.00 | 43.82 | 2.92% | 324,133 |
| Apr 10, 2026 | 42.24 | 42.86 | 41.81 | 42.75 | 42.57 | 1.59% | 312,744 |
| Apr 9, 2026 | 42.40 | 42.71 | 41.96 | 42.08 | 41.91 | -1.20% | 334,142 |