NSSC | NAPCO Sec Tech | Historical Data

S&P 500$7,656.98
+0.86%
2m
DOW 30$52,573.29
+0.98%
2m
NASDAQ 100$29,368.44
+0.91%
2m
Russell 2000$288.89
+0.41%
2m
Russell 1000$417.91
+0.87%
2m
S&P 400$3,714.14
+0.83%
2m
S&P 600$1,726.18
+0.55%
2m

NAPCO Sec Tech (NSSC)

NASDAQ

$36.60+$0.34 (+0.92%)

Price as of Sep 11, 2026 7:30 PM EDT

$1.3B
Market Cap
-12.15%
1-Year Change
Security & Protection Services
Industry

1 Month
-8.02%

Low Price$35.07

High Price$38.14
3 Months
+0.43%

Low Price$35.07

High Price$41.16
1 Year
-12.15%

Low Price$34.65

High Price$46.65

From

Show

Frequency

Date	Open	High	Low	Close	Change (%)	Volume
09/11/2026	35.51	36.32	35.51	36.26	+2.60%	443,425
09/11/2026	$0.17 Dividend
09/10/2026	35.53	35.94	35.26	35.34	-1.11%	251,192
09/09/2026	36.52	36.88	35.55	35.74	-3.17%	343,732
09/08/2026	36.73	37.06	36.31	36.91	+0.20%	405,630
09/04/2026	36.76	37.30	36.01	36.83	-0.11%	567,491
09/03/2026	35.69	37.04	35.26	36.87	+3.93%	476,932
09/02/2026	35.28	36.43	35.28	35.48	+1.16%	390,881
09/01/2026	35.83	36.20	34.77	35.07	-2.76%	520,455
08/31/2026	35.18	36.31	34.88	36.07	+2.52%	539,077
08/28/2026	35.21	35.97	34.48	35.18	+0.20%	435,756
08/27/2026	34.51	35.23	33.75	35.11	-1.26%	1,115,587
08/26/2026	35.70	36.23	35.06	35.56	-1.92%	657,371
08/25/2026	37.26	37.77	35.63	36.26	-3.09%	684,637
08/24/2026	45.94	51.52	36.21	37.41	-1.31%	2,337,914
08/24/2026	$0.41 Earnings
08/21/2026	37.79	38.11	37.03	37.91	+0.85%	349,938
08/20/2026	37.28	38.11	37.28	37.59	-0.08%	316,169
08/19/2026	37.97	38.07	37.52	37.62	-0.03%	276,732
08/18/2026	37.48	37.79	36.95	37.63	-0.66%	270,420
08/17/2026	37.88	38.16	37.76	37.88	-0.68%	207,198
08/14/2026	38.12	38.28	37.68	38.14	+0.16%	190,400
08/13/2026	39.04	39.43	38.04	38.08	-1.57%	207,881
08/12/2026	39.72	39.92	38.49	38.68	-1.87%	226,398
08/11/2026	40.02	40.68	39.19	39.42	-1.00%	240,128
08/10/2026	40.74	41.23	39.74	39.82	-3.26%	188,950
08/07/2026	40.64	41.42	40.49	41.16	+1.08%	247,199
08/06/2026	39.94	40.99	39.94	40.72	+1.44%	245,696
08/05/2026	40.11	40.36	39.77	40.15	+0.30%	231,059
08/04/2026	38.45	40.11	38.17	40.03	+5.59%	401,898
08/03/2026	37.09	38.14	37.00	37.91	+2.72%	241,674
07/31/2026	36.14	37.01	35.91	36.90	+1.95%	234,819
07/30/2026	36.50	36.67	35.70	36.20	0.00%	323,917
07/29/2026	36.70	37.44	35.85	36.20	-2.36%	328,508
07/28/2026	36.17	37.18	36.09	37.07	+2.34%	274,671
07/27/2026	35.91	36.39	35.51	36.23	+1.85%	215,373
07/24/2026	35.86	36.08	35.36	35.57	+0.22%	207,347
07/23/2026	34.79	35.63	34.78	35.49	+0.25%	263,433
07/22/2026	35.79	36.31	35.18	35.40	-1.69%	309,583
07/21/2026	36.07	36.37	35.27	36.01	+0.36%	227,086
07/20/2026	36.04	36.38	35.75	35.88	-0.19%	232,226
07/17/2026	35.98	36.70	35.92	35.95	-1.50%	252,689
07/16/2026	35.16	36.55	35.16	36.49	+3.12%	274,727
07/15/2026	35.70	36.14	35.32	35.39	-0.95%	290,234
07/14/2026	35.95	35.95	35.37	35.73	+0.45%	235,541
07/13/2026	35.76	36.13	35.45	35.57	-0.91%	282,151
07/10/2026	36.11	36.20	35.39	35.90	-0.06%	486,973
07/09/2026	37.02	37.42	34.03	35.92	-5.23%	673,509
07/08/2026	37.84	38.38	37.48	37.90	-0.83%	384,526
07/07/2026	38.62	38.68	37.76	38.22	-1.99%	275,609
07/06/2026	37.79	39.05	37.62	38.99	+3.68%	226,296
07/02/2026	37.93	38.23	37.04	37.61	-0.18%	233,074
07/01/2026	37.80	38.47	37.51	37.68	-0.32%	281,680
06/30/2026	37.24	37.99	37.09	37.80	+1.85%	262,485
06/29/2026	36.89	37.27	36.49	37.11	0.00%	331,218
06/26/2026	36.82	37.49	36.55	37.11	-0.35%	905,845
06/25/2026	37.84	38.20	37.16	37.24	0.00%	541,498
06/24/2026	37.11	38.20	37.03	37.24	-0.19%	491,208
06/23/2026	37.04	38.13	36.87	37.31	-0.03%	560,239
06/22/2026	36.75	37.42	36.15	37.32	+0.29%	590,735
06/18/2026	36.67	37.84	36.38	37.21	+3.69%	1,526,937
06/17/2026	37.34	37.81	35.87	35.89	-3.81%	397,758
06/16/2026	37.64	38.24	37.08	37.31	-0.21%	562,263
06/15/2026	37.70	38.05	37.28	37.39	+0.94%	1,025,947
06/12/2026	36.26	37.44	35.90	37.04	+2.59%	401,686
06/12/2026	$0.15 Dividend
06/11/2026	35.14	36.24	34.85	36.11	+3.41%	459,917
06/10/2026	34.74	35.29	34.41	34.92	+0.26%	313,240
06/09/2026	34.77	35.70	34.01	34.83	+0.37%	320,546
06/08/2026	35.16	35.16	34.41	34.70	+0.14%	373,223
06/05/2026	35.22	35.38	34.59	34.65	-2.26%	268,379
06/04/2026	35.79	36.10	35.40	35.45	-0.61%	270,475
06/03/2026	35.69	36.01	35.40	35.67	-0.58%	378,128
06/02/2026	34.96	36.10	34.96	35.88	+2.64%	387,590
06/01/2026	36.59	37.13	34.45	34.96	-6.02%	582,606
05/29/2026	36.49	37.22	36.18	37.20	+2.07%	699,581
05/28/2026	35.72	36.57	34.94	36.44	+1.69%	346,392
05/27/2026	36.85	36.99	35.74	35.84	-2.51%	341,494
05/26/2026	37.19	37.73	36.67	36.76	-0.86%	388,377
05/22/2026	36.63	37.17	36.50	37.08	+1.96%	224,958
05/21/2026	36.25	36.96	35.80	36.36	-0.08%	535,281
05/20/2026	35.77	36.73	35.34	36.39	+2.51%	584,961
05/19/2026	35.73	35.96	34.91	35.50	-0.72%	286,231
05/18/2026	36.59	36.59	35.41	35.76	-0.39%	565,393
05/15/2026	36.67	37.09	35.59	35.90	-3.46%	447,600
05/14/2026	38.05	38.87	37.13	37.19	-0.98%	345,359
05/13/2026	38.00	38.48	36.92	37.55	-1.04%	511,014
05/12/2026	39.58	39.58	37.83	37.95	-4.77%	332,967
05/11/2026	40.41	40.75	39.60	39.85	-1.49%	365,852
05/08/2026	41.69	41.69	40.16	40.46	-1.83%	344,047
05/07/2026	41.23	42.23	40.69	41.21	+0.82%	584,304
05/06/2026	42.11	42.21	40.45	40.87	-1.39%	348,900
05/05/2026	39.26	41.83	39.24	41.45	+5.58%	686,537
05/04/2026	45.73	46.10	38.81	39.26	-15.22%	1,045,517
05/04/2026	$0.39 Earnings
05/01/2026	46.43	46.78	45.59	46.30	-0.06%	291,556
04/30/2026	45.05	46.36	44.65	46.33	+3.47%	233,284
04/29/2026	45.21	45.26	44.36	44.78	-1.03%	278,841
04/28/2026	45.52	45.74	44.36	45.24	-0.95%	305,839
04/27/2026	45.50	45.93	45.03	45.68	+0.39%	289,326