Napco Security Technologies, Inc. (NSSC) NASDAQ

Currency In USD

NSSC Historical Return

If you invested $1000 in Napco Security Technologies, Inc. (NSSC) 10 years ago, it would be worth $10,930.3 as of July 13, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $2,154.72, while $1000 invested 1 year ago would be worth $1,191.61. This corresponds to total returns of 993.03%, 115.47%, 19.16%, respectively, with annualized returns of 27%, 16.58%, 19.16%.

Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.

NSSC Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
July 10, 2026	36.28	36.07	36.07	36.38	35.56	486,973
July 09, 2026	37.2	36.09	36.09	37.6	34.2	673,509
July 08, 2026	38.02	38.08	38.08	38.56	37.66	384,525
July 07, 2026	38.81	38.4	38.4	38.87	37.94	275,605
July 06, 2026	37.97	39.18	39.18	39.24	37.8	226,274
July 02, 2026	38.11	37.79	37.79	38.41	37.22	233,074
July 01, 2026	37.98	37.86	37.86	38.66	37.69	281,680
June 30, 2026	37.42	37.98	37.98	38.17	37.27	262,473
June 29, 2026	37.07	37.29	37.29	37.45	36.67	331,015
June 26, 2026	37	37.29	37.29	37.67	36.73	905,841
June 25, 2026	38.03	37.42	37.42	38.38	37.34	541,498
June 24, 2026	37.29	37.42	37.42	38.38	37.21	491,174
June 23, 2026	37.22	37.49	37.49	38.31	37.05	560,219
June 22, 2026	36.93	37.5	37.5	37.6	36.32	590,650
June 18, 2026	36.85	37.39	37.39	38.02	36.55	1.52M
June 17, 2026	37.52	36.06	36.06	37.99	36.04	397,732
June 16, 2026	37.82	37.49	37.49	38.43	37.26	557,705
June 15, 2026	37.88	37.57	37.57	38.23	37.46	1.02M
June 12, 2026	36.43	37.22	37.22	37.62	36.08	395,925
June 11, 2026	35.46	36.43	36.43	36.56	35.16	459,901
June 10, 2026	35.05	35.23	35.23	35.6	34.72	307,479
June 09, 2026	35.08	35.14	35.14	36.02	34.32	311,546
June 08, 2026	35.48	35.01	35.01	35.48	34.72	373,213
June 05, 2026	35.54	34.96	34.96	35.7	34.9	263,043
June 04, 2026	36.11	35.77	35.77	36.42	35.72	270,435
June 03, 2026	36.01	35.99	35.99	36.33	35.73	372,856
June 02, 2026	35.27	36.2	36.2	36.42	35.27	381,042
June 01, 2026	36.92	35.27	35.27	37.46	34.76	582,575
May 29, 2026	36.82	37.53	37.53	37.55	36.5	699,372
May 28, 2026	36.04	36.77	36.77	36.9	35.25	345,492
May 27, 2026	37.18	36.16	36.16	37.32	36.06	341,464
May 26, 2026	37.52	37.09	37.09	38.07	37	371,187
May 22, 2026	36.96	37.41	37.41	37.51	36.83	224,900
May 21, 2026	36.58	36.69	36.69	37.29	36.12	535,265
May 20, 2026	36.09	36.72	36.72	37.06	35.66	584,960
May 19, 2026	36.05	35.82	35.82	36.28	35.22	286,231
May 18, 2026	36.92	36.08	36.08	36.92	35.73	555,522
May 15, 2026	37	36.22	36.22	37.42	35.91	447,581
May 14, 2026	38.39	37.52	37.52	39.22	37.47	345,359
May 13, 2026	38.34	37.89	37.89	38.82	37.25	498,237
May 12, 2026	39.93	38.29	38.29	39.93	38.17	326,523
May 11, 2026	40.77	40.21	40.21	41.12	39.96	363,235
May 08, 2026	42.06	40.82	40.82	42.06	40.52	305,825
May 07, 2026	41.6	41.58	41.58	42.61	41.05	553,583
May 06, 2026	42.49	41.24	41.24	42.59	40.81	340,723
May 05, 2026	39.61	41.82	41.82	42.2	39.59	686,342
May 04, 2026	46.14	39.61	39.61	46.52	39.16	1.04M
May 01, 2026	46.85	46.72	46.72	47.2	46	288,813
April 30, 2026	45.45	46.75	46.75	46.78	45.05	233,235
April 29, 2026	45.62	45.18	45.18	45.67	44.76	277,555
April 28, 2026	45.93	45.65	45.65	46.16	44.76	267,622
April 27, 2026	45.91	46.09	46.09	46.35	45.43	289,327
April 24, 2026	45.12	45.91	45.91	45.95	44.68	198,050
April 23, 2026	45.62	44.88	44.88	45.81	44.58	258,229
April 22, 2026	45.8	45.29	45.29	46.1	44.88	217,890
April 21, 2026	45.89	45.67	45.67	46.45	45.48	296,626
April 20, 2026	45.36	45.91	45.91	46.24	45.36	255,044
April 17, 2026	45.52	45.38	45.38	46.05	44.75	298,342
April 16, 2026	44.21	44.69	44.69	44.74	43.83	223,598
April 15, 2026	43.9	44.21	44.21	44.31	43.35	220,989