Napco Security Technologies, Inc. (NSSC)
NASDAQ: NSSC · Real-Time Price · USD
42.82
-1.59 (-3.57%)
Nov 6, 2025, 4:00 PM EST - Market closed

NSSC Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Nov 6, 202544.0744.3942.1442.8242.82-3.56%343,705
Nov 5, 202541.2844.4641.2844.4044.407.36%433,155
Nov 4, 202542.1742.2240.2041.3541.351.45%574,596
Nov 3, 202546.5848.1237.5540.7640.76-7.68%750,471
Oct 31, 202543.8044.2543.5144.1544.150.85%392,227
Oct 30, 202543.7244.2243.3743.7843.780.05%163,862
Oct 29, 202543.9844.6643.2743.7643.76-0.55%246,388
Oct 28, 202544.0244.1342.7044.0044.00-0.23%218,388
Oct 27, 202544.4444.8244.0744.1044.100.02%230,689
Oct 24, 202544.4645.1444.0444.0944.090.36%373,463
Oct 23, 202543.4244.2943.4243.9343.931.13%188,136
Oct 22, 202543.6843.8942.6843.4443.44-0.70%225,806
Oct 21, 202543.8044.3943.4943.7543.75-0.13%159,883
Oct 20, 202543.5944.3143.5943.8043.800.99%259,727
Oct 17, 202543.3644.3443.0443.3743.370.42%255,724
Oct 16, 202543.7644.0543.1543.1943.19-0.71%315,148
Oct 15, 202543.1943.9243.1543.5043.501.21%257,340
Oct 14, 202542.0843.1041.5942.9842.980.89%164,806
Oct 13, 202542.8642.9642.0942.6042.601.57%159,641
Oct 10, 202543.6543.7441.8841.9441.94-2.21%243,339
Oct 9, 202543.9143.9342.3142.8942.89-2.32%162,094
Oct 8, 202543.3644.3043.0643.9143.911.88%374,425
Oct 7, 202543.8543.8542.7343.1043.10-0.97%491,841
Oct 6, 202543.0743.7442.9643.5243.522.06%342,094
Oct 3, 202542.8943.5042.5242.6442.64-0.14%269,569
Oct 2, 202543.0943.0942.3042.7042.70-0.05%192,979
Oct 1, 202542.4642.9142.2542.7242.72-0.54%259,337
Sep 30, 202542.5043.0542.4242.9542.951.08%266,688
Sep 29, 202543.2043.5042.4642.4942.49-1.51%221,555
Sep 26, 202543.1543.4842.7543.1443.140.14%212,680
Sep 25, 202542.7043.2242.4543.0843.08-0.78%272,858
Sep 24, 202543.9345.0343.1743.4243.420.63%371,674
Sep 23, 202542.7043.5842.4243.1543.151.70%309,229
Sep 22, 202542.6342.7541.9142.4342.43-0.47%361,772
Sep 19, 202542.0442.6741.4642.6342.631.52%1,665,561
Sep 18, 202542.9042.9041.1041.9941.99-0.97%560,423
Sep 17, 202542.9043.5642.1342.4042.40-1.23%508,814
Sep 16, 202543.7744.0142.7642.9342.93-1.67%629,212
Sep 15, 202542.1644.2441.5543.6643.664.13%808,716
Sep 12, 202541.3742.1041.0541.9341.931.06%490,825
Sep 11, 202540.0141.5539.8441.4941.353.52%327,785
Sep 10, 202540.1040.4239.8140.0839.95-0.05%250,903
Sep 9, 202540.2040.5240.0640.1039.97-0.40%401,999
Sep 8, 202539.7940.2939.5240.2640.131.87%244,749
Sep 5, 202539.7140.3539.1639.5239.390.69%343,124
Sep 4, 202539.8239.8238.6639.2539.12-1.28%467,546
Sep 3, 202538.5739.8638.4439.7639.633.30%579,874
Sep 2, 202537.8438.5237.5238.4938.361.16%668,070
Aug 29, 202538.1438.1437.5038.0537.92-0.73%445,259
Aug 28, 202538.4738.5537.7838.3338.20-0.21%434,830