Napco Security Technologies, Inc. (NSSC)
NASDAQ: NSSC · Real-Time Price · USD
38.33
-0.08 (-0.21%)
Aug 28, 2025, 4:00 PM - Market closed

NSSC Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Aug 28, 202538.4738.5537.7838.3338.33-0.21%434,830
Aug 27, 202537.1638.6037.0538.4138.412.70%612,749
Aug 26, 202534.2537.4534.2537.4037.4011.18%1,125,025
Aug 25, 202534.4435.7631.4733.6433.646.12%1,493,648
Aug 22, 202530.5931.8630.4031.7031.704.31%318,881
Aug 21, 202530.1430.5330.0330.3930.390.66%251,288
Aug 20, 202530.9030.9029.8830.1930.19-1.98%219,916
Aug 19, 202530.6831.2130.5730.8030.800.49%186,246
Aug 18, 202530.5830.7330.3130.6530.650.52%270,412
Aug 15, 202531.1631.1630.2930.4930.49-1.96%186,158
Aug 14, 202531.9732.0630.8731.1031.10-4.16%298,980
Aug 13, 202531.0832.4931.0732.4532.454.81%340,770
Aug 12, 202529.9531.1529.7430.9630.964.17%244,044
Aug 11, 202529.9030.0429.5929.7229.72-0.60%132,062
Aug 8, 202529.8130.3729.6329.9029.901.12%217,987
Aug 7, 202529.9930.0429.2729.5729.57-0.07%240,107
Aug 6, 202530.4030.5229.5829.5929.59-2.86%240,949
Aug 5, 202531.1031.1030.4430.4630.46-1.71%255,434
Aug 4, 202530.3431.0530.3430.9930.992.51%168,686
Aug 1, 202530.1130.3429.6930.2330.23-0.98%213,751
Jul 31, 202530.8431.3230.4030.5330.53-1.36%267,832
Jul 30, 202530.9331.6430.7130.9530.950.19%269,729
Jul 29, 202531.3731.7030.8430.8930.89-0.45%280,463
Jul 28, 202530.5031.0530.3231.0331.032.01%279,732
Jul 25, 202529.8730.4429.8430.4230.422.42%267,370
Jul 24, 202530.4930.5529.5529.7029.70-2.78%388,567
Jul 23, 202530.5230.9130.2130.5530.550.79%230,839
Jul 22, 202530.3930.4730.1230.3130.31-0.43%241,428
Jul 21, 202530.4730.7230.3230.4430.440.23%155,535
Jul 18, 202531.0631.0730.3330.3730.37-1.56%165,431
Jul 17, 202530.5631.0530.5430.8530.851.11%235,005
Jul 16, 202530.2230.5429.8030.5130.511.03%227,794
Jul 15, 202530.8731.0530.2030.2030.20-1.24%194,436
Jul 14, 202530.8330.9030.3230.5830.58-0.91%233,119
Jul 11, 202531.3531.4130.6730.8630.86-2.50%456,955
Jul 10, 202530.8432.0630.7831.6531.654.80%388,426
Jul 9, 202529.8030.2429.4930.2030.201.41%252,486
Jul 8, 202529.6129.9729.4629.7829.781.22%249,628
Jul 7, 202529.9730.1229.2229.4229.42-2.39%408,551
Jul 3, 202530.0030.5930.0030.1430.140.13%73,956
Jul 2, 202530.0230.4129.9130.1030.100.47%258,499
Jul 1, 202529.5030.3329.4429.9629.960.91%228,888
Jun 30, 202529.7729.8429.3829.6929.690.20%202,209
Jun 27, 202529.8930.2329.3529.6329.63-0.64%451,614
Jun 26, 202529.5029.9029.2929.8229.821.05%273,035
Jun 25, 202528.8329.7228.6429.5129.514.31%336,054
Jun 24, 202527.8728.3327.7128.2928.292.54%275,157
Jun 23, 202527.3527.9827.0327.5927.590.88%266,827
Jun 20, 202528.3928.6026.4427.3527.35-3.66%481,455
Jun 18, 202528.6729.1728.3928.3928.39-0.87%318,167