NASDAQ · NSSC

Napco Security Technologies, Inc.

Industrials · Security & Protection Services

$39.73

Up+$0.49 (+1.25%)

Updated Oct 28, 2026, 7:29 AM

SID Score

4.6/10

Composite research score

Smart Money

—

Institutional and insider signal

Price performance · NSSC

NSSC price history

1M range · 21 trading sessions · Daily adjusted prices

Prices through Oct 27, 2026

Daily close

View OHLC price history

NSSC OHLC price history, latest 40 sessions
Date	Open	High	Low	Close	Volume
Oct 27, 2026	$39.62	$39.82	$38.62	$39.73	362.43K
Oct 26, 2026	$39.21	$39.40	$38.68	$39.24	309.23K
Oct 23, 2026	$38.38	$38.88	$38.0001	$38.82	290.99K
Oct 22, 2026	$36.90	$38.68	$36.90	$38.60	301.14K
Oct 21, 2026	$36.51	$37.36	$36.51	$37.24	252.19K
Oct 20, 2026	$35.98	$36.585	$35.885	$36.45	206.65K
Oct 19, 2026	$35.57	$36.12	$35.405	$35.91	236.24K
Oct 16, 2026	$36.02	$36.27	$35.21	$35.57	285.89K
Oct 15, 2026	$35.05	$35.98	$35.05	$35.96	223.94K
Oct 14, 2026	$35.71	$35.90	$34.65	$35.02	265.32K
Oct 13, 2026	$36.25	$36.49	$35.82	$36.18	233.66K
Oct 12, 2026	$36.14	$36.435	$35.86	$36.20	238.15K
Oct 9, 2026	$35.38	$36.24	$35.0968	$36.14	230.15K
Oct 8, 2026	$35.32	$35.42	$34.71	$35.16	426.92K
Oct 7, 2026	$36.12	$36.51	$34.785	$35.19	402.55K
Oct 6, 2026	$36.49	$36.67	$36.25	$36.64	164.31K
Oct 5, 2026	$36.17	$36.50	$35.84	$36.22	413.06K
Oct 2, 2026	$36.76	$36.76	$36.16	$36.17	223.58K
Oct 1, 2026	$35.69	$36.495	$35.41	$36.19	358.69K
Sep 30, 2026	$35.64	$35.74	$35.35	$35.62	329.22K
Sep 29, 2026	$35.04	$35.59	$34.85	$35.57	233.19K