Napco Security Technologies, Inc. (NSSC)
NASDAQ: NSSC · Real-Time Price · USD
45.65
-0.44 (-0.95%)
Apr 28, 2026, 4:00 PM EDT - Market closed
NSSC Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Apr 28, 2026 | 45.93 | 46.16 | 44.76 | 45.65 | 45.65 | -0.95% | 305,839 |
| Apr 27, 2026 | 45.91 | 46.35 | 45.43 | 46.09 | 46.09 | 0.39% | 289,327 |
| Apr 24, 2026 | 45.12 | 45.95 | 44.68 | 45.91 | 45.91 | 2.30% | 218,851 |
| Apr 23, 2026 | 45.62 | 45.81 | 44.59 | 44.88 | 44.88 | -0.91% | 270,043 |
| Apr 22, 2026 | 45.80 | 46.10 | 44.88 | 45.29 | 45.29 | -0.83% | 217,890 |
| Apr 21, 2026 | 45.89 | 46.45 | 45.48 | 45.67 | 45.67 | -0.52% | 308,823 |
| Apr 20, 2026 | 45.38 | 46.27 | 45.36 | 45.91 | 45.91 | 1.17% | 275,298 |
| Apr 17, 2026 | 45.52 | 46.05 | 44.75 | 45.38 | 45.38 | 1.54% | 300,220 |
| Apr 16, 2026 | 44.21 | 44.74 | 43.83 | 44.69 | 44.69 | 1.09% | 245,884 |
| Apr 15, 2026 | 43.90 | 44.31 | 43.35 | 44.21 | 44.21 | 0.09% | 221,011 |
| Apr 14, 2026 | 44.59 | 45.09 | 43.49 | 44.17 | 44.17 | 0.39% | 345,580 |
| Apr 13, 2026 | 42.50 | 44.03 | 42.41 | 44.00 | 44.00 | 2.92% | 324,133 |
| Apr 10, 2026 | 42.24 | 42.86 | 41.81 | 42.75 | 42.75 | 1.59% | 312,744 |
| Apr 9, 2026 | 42.40 | 42.71 | 41.96 | 42.08 | 42.08 | -1.20% | 334,142 |
| Apr 8, 2026 | 43.47 | 43.97 | 42.53 | 42.59 | 42.59 | 2.60% | 577,889 |
| Apr 7, 2026 | 40.00 | 41.61 | 40.00 | 41.51 | 41.51 | 3.16% | 404,364 |
| Apr 6, 2026 | 39.75 | 40.32 | 39.28 | 40.24 | 40.24 | 0.93% | 265,188 |
| Apr 2, 2026 | 38.25 | 39.92 | 38.25 | 39.87 | 39.87 | 1.06% | 276,555 |
| Apr 1, 2026 | 39.72 | 40.22 | 39.41 | 39.45 | 39.45 | 0.15% | 353,105 |
| Mar 31, 2026 | 38.45 | 39.61 | 38.23 | 39.39 | 39.39 | 3.93% | 290,680 |
| Mar 30, 2026 | 38.84 | 38.84 | 37.51 | 37.90 | 37.90 | -1.07% | 411,124 |
| Mar 27, 2026 | 38.51 | 39.12 | 38.01 | 38.31 | 38.31 | -1.57% | 439,484 |
| Mar 26, 2026 | 40.74 | 41.03 | 38.52 | 38.92 | 38.92 | -6.22% | 485,862 |
| Mar 25, 2026 | 43.38 | 43.38 | 41.17 | 41.50 | 41.50 | -2.90% | 516,764 |
| Mar 24, 2026 | 42.13 | 43.41 | 41.96 | 42.74 | 42.74 | 0.16% | 668,961 |
| Mar 23, 2026 | 41.84 | 43.04 | 41.35 | 42.67 | 42.67 | 4.97% | 471,072 |
| Mar 20, 2026 | 42.38 | 42.38 | 40.49 | 40.65 | 40.65 | -3.95% | 1,048,859 |
| Mar 19, 2026 | 42.01 | 42.57 | 40.56 | 42.32 | 42.32 | -0.56% | 716,867 |
| Mar 18, 2026 | 43.38 | 43.46 | 42.05 | 42.56 | 42.56 | -2.36% | 879,711 |
| Mar 17, 2026 | 42.84 | 43.60 | 42.48 | 43.59 | 43.59 | 1.75% | 549,805 |
| Mar 16, 2026 | 43.14 | 43.92 | 42.65 | 42.84 | 42.84 | 0.63% | 871,534 |
| Mar 13, 2026 | 42.20 | 42.75 | 42.07 | 42.57 | 42.57 | 1.00% | 1,062,754 |
| Mar 12, 2026 | 41.56 | 42.41 | 40.97 | 42.15 | 42.15 | -0.94% | 6,767,581 |
| Mar 11, 2026 | 43.36 | 43.52 | 42.26 | 42.55 | 42.40 | -1.96% | 814,379 |
| Mar 10, 2026 | 42.85 | 44.51 | 42.76 | 43.40 | 43.25 | 0.81% | 651,856 |
| Mar 9, 2026 | 42.06 | 43.26 | 40.97 | 43.05 | 42.90 | 4.59% | 1,199,491 |
| Mar 6, 2026 | 41.95 | 42.14 | 40.94 | 41.16 | 41.01 | -3.36% | 449,330 |
| Mar 5, 2026 | 42.79 | 44.21 | 42.21 | 42.59 | 42.44 | -2.25% | 1,069,211 |
| Mar 4, 2026 | 43.54 | 43.94 | 42.76 | 43.57 | 43.42 | 0.79% | 370,741 |
| Mar 3, 2026 | 43.51 | 43.63 | 42.21 | 43.23 | 43.08 | -3.22% | 433,348 |
| Mar 2, 2026 | 45.65 | 45.76 | 44.40 | 44.67 | 44.51 | -4.16% | 652,500 |
| Feb 27, 2026 | 46.18 | 46.67 | 45.55 | 46.61 | 46.45 | -0.09% | 1,048,401 |
| Feb 26, 2026 | 47.29 | 47.30 | 46.19 | 46.65 | 46.49 | -1.23% | 270,880 |
| Feb 25, 2026 | 46.46 | 47.26 | 45.50 | 47.23 | 47.06 | 2.74% | 358,492 |
| Feb 24, 2026 | 46.17 | 47.16 | 45.52 | 45.97 | 45.81 | 0.22% | 418,671 |
| Feb 23, 2026 | 45.55 | 45.92 | 44.48 | 45.87 | 45.71 | 0.02% | 445,503 |
| Feb 20, 2026 | 44.81 | 46.08 | 44.62 | 45.86 | 45.70 | 1.96% | 534,346 |
| Feb 19, 2026 | 43.27 | 45.03 | 42.72 | 44.98 | 44.82 | 3.43% | 729,632 |
| Feb 18, 2026 | 44.15 | 44.57 | 43.32 | 43.49 | 43.34 | -1.45% | 456,008 |
| Feb 17, 2026 | 44.28 | 44.77 | 42.98 | 44.13 | 43.97 | -0.05% | 672,528 |
| Feb 13, 2026 | 42.73 | 45.43 | 42.39 | 44.15 | 43.99 | 3.66% | 1,013,580 |
| Feb 12, 2026 | 43.69 | 44.50 | 41.31 | 42.59 | 42.44 | -0.95% | 1,015,103 |
| Feb 11, 2026 | 42.61 | 43.16 | 42.01 | 43.00 | 42.85 | 0.87% | 374,601 |
| Feb 10, 2026 | 43.29 | 43.29 | 42.05 | 42.63 | 42.48 | -0.91% | 416,214 |
| Feb 9, 2026 | 43.33 | 44.27 | 43.00 | 43.02 | 42.87 | -1.44% | 388,638 |
| Feb 6, 2026 | 43.61 | 44.04 | 42.54 | 43.65 | 43.50 | 0.41% | 575,186 |
| Feb 5, 2026 | 43.50 | 43.55 | 41.71 | 43.47 | 43.32 | -0.59% | 1,067,035 |
| Feb 4, 2026 | 44.00 | 45.08 | 42.96 | 43.73 | 43.58 | -0.02% | 558,584 |
| Feb 3, 2026 | 41.60 | 43.93 | 41.52 | 43.74 | 43.59 | 6.63% | 824,017 |
| Feb 2, 2026 | 39.20 | 41.62 | 37.68 | 41.02 | 40.88 | 11.20% | 770,240 |
| Jan 30, 2026 | 38.16 | 39.09 | 36.56 | 36.89 | 36.76 | -3.68% | 731,901 |
| Jan 29, 2026 | 38.40 | 38.90 | 37.94 | 38.30 | 38.16 | -0.55% | 313,259 |
| Jan 28, 2026 | 38.49 | 38.96 | 37.97 | 38.51 | 38.37 | 0.08% | 412,841 |
| Jan 27, 2026 | 38.73 | 39.11 | 38.32 | 38.48 | 38.34 | -0.93% | 231,483 |
| Jan 26, 2026 | 38.54 | 39.34 | 38.37 | 38.84 | 38.70 | 0.80% | 370,251 |
| Jan 23, 2026 | 39.47 | 39.47 | 38.30 | 38.53 | 38.39 | -2.87% | 214,491 |
| Jan 22, 2026 | 38.62 | 40.39 | 38.55 | 39.67 | 39.53 | 3.98% | 334,089 |
| Jan 21, 2026 | 38.41 | 38.99 | 37.88 | 38.15 | 38.02 | 0.26% | 637,654 |
| Jan 20, 2026 | 37.71 | 38.77 | 37.66 | 38.05 | 37.92 | -1.42% | 430,424 |
| Jan 16, 2026 | 39.86 | 39.89 | 38.48 | 38.60 | 38.46 | -2.33% | 518,075 |
| Jan 15, 2026 | 39.61 | 40.03 | 39.23 | 39.52 | 39.38 | 0.08% | 275,018 |
| Jan 14, 2026 | 39.70 | 40.62 | 39.20 | 39.49 | 39.35 | - | 448,980 |
| Jan 13, 2026 | 42.68 | 43.19 | 39.43 | 39.49 | 39.35 | -6.91% | 473,681 |
| Jan 12, 2026 | 42.02 | 42.51 | 41.83 | 42.42 | 42.27 | 0.64% | 133,409 |
| Jan 9, 2026 | 42.30 | 42.69 | 41.95 | 42.15 | 42.00 | -0.24% | 162,069 |
| Jan 8, 2026 | 41.10 | 42.34 | 40.92 | 42.25 | 42.10 | 2.80% | 294,024 |
| Jan 7, 2026 | 41.99 | 41.99 | 40.90 | 41.10 | 40.96 | -2.56% | 226,966 |
| Jan 6, 2026 | 41.08 | 42.21 | 40.57 | 42.18 | 42.03 | 2.13% | 275,559 |
| Jan 5, 2026 | 41.64 | 42.13 | 41.00 | 41.30 | 41.15 | -0.19% | 334,942 |
| Jan 2, 2026 | 41.77 | 42.41 | 41.10 | 41.38 | 41.23 | -0.77% | 136,989 |
| Dec 31, 2025 | 42.03 | 42.46 | 41.61 | 41.70 | 41.55 | -0.71% | 335,029 |
| Dec 30, 2025 | 42.09 | 42.18 | 41.57 | 42.00 | 41.85 | -0.12% | 145,162 |
| Dec 29, 2025 | 42.70 | 43.08 | 41.69 | 42.05 | 41.90 | -1.66% | 147,276 |
| Dec 26, 2025 | 42.06 | 43.08 | 41.59 | 42.76 | 42.61 | 1.96% | 329,612 |
| Dec 24, 2025 | 42.16 | 42.32 | 41.75 | 41.94 | 41.79 | -0.59% | 182,901 |
| Dec 23, 2025 | 42.18 | 42.45 | 41.64 | 42.19 | 42.04 | -0.42% | 172,535 |
| Dec 22, 2025 | 42.98 | 43.42 | 42.35 | 42.37 | 42.22 | -1.47% | 248,242 |
| Dec 19, 2025 | 43.50 | 44.01 | 42.60 | 43.00 | 42.85 | -1.85% | 988,169 |
| Dec 18, 2025 | 43.48 | 43.90 | 42.68 | 43.81 | 43.66 | 1.86% | 456,918 |
| Dec 17, 2025 | 42.31 | 43.16 | 42.15 | 43.01 | 42.86 | 1.39% | 350,023 |
| Dec 16, 2025 | 41.50 | 42.63 | 41.21 | 42.42 | 42.27 | 2.22% | 408,553 |
| Dec 15, 2025 | 42.16 | 42.36 | 41.11 | 41.50 | 41.35 | -1.40% | 344,492 |
| Dec 12, 2025 | 42.91 | 42.91 | 40.99 | 42.09 | 41.94 | -2.30% | 592,339 |
| Dec 11, 2025 | 42.05 | 43.21 | 41.69 | 43.08 | 42.79 | 2.38% | 239,337 |
| Dec 10, 2025 | 41.23 | 42.79 | 41.01 | 42.08 | 41.80 | 1.57% | 531,767 |
| Dec 9, 2025 | 41.72 | 42.57 | 41.41 | 41.43 | 41.15 | -1.59% | 242,797 |
| Dec 8, 2025 | 41.73 | 42.28 | 41.39 | 42.10 | 41.82 | 1.91% | 419,684 |
| Dec 5, 2025 | 40.83 | 41.68 | 40.48 | 41.31 | 41.03 | 0.93% | 501,324 |
| Dec 4, 2025 | 40.79 | 41.55 | 40.28 | 40.93 | 40.65 | -0.22% | 373,854 |
| Dec 3, 2025 | 39.91 | 41.08 | 38.97 | 41.02 | 40.74 | 2.86% | 379,553 |