NASDAQ · QMCO

Quantum Corporation

Technology · Computer Hardware

$18.48

Down-$3.13 (-14.46%)

Updated Oct 18, 2026, 1:31 AM

SID Score

4.6/10

Composite research score

Smart Money

—

Institutional and insider signal

Price performance · QMCO

QMCO price history

1M range · 20 trading sessions · Daily adjusted prices

Prices through Oct 16, 2026

Daily close

View OHLC price history

QMCO OHLC price history, latest 40 sessions
Date	Open	High	Low	Close	Volume
Oct 16, 2026	$21.03	$21.06	$18.42	$18.48	1.99M
Oct 15, 2026	$22.50	$22.52	$20.38	$21.605	3.33M
Oct 14, 2026	$25.52	$26.24	$23.77	$23.86	1.15M
Oct 13, 2026	$26.015	$28.0677	$25.78	$26.52	2.08M
Oct 12, 2026	$29.41	$29.9809	$26.58	$27.51	2.37M
Oct 9, 2026	$29.89	$30.7999	$28.3002	$30.425	1.2M
Oct 8, 2026	$30.15	$32.5499	$28.55	$29.18	1.92M
Oct 7, 2026	$32.50	$33.39	$30.40	$31.07	1.45M
Oct 6, 2026	$34.02	$35.41	$33.29	$33.47	1.42M
Oct 5, 2026	$34.385	$35.65	$33.64	$34.005	1.65M
Oct 2, 2026	$30.10	$35.17	$29.85	$34.50	3.65M
Oct 1, 2026	$33.19	$34.3684	$31.51	$31.885	1.92M
Sep 30, 2026	$32.83	$33.18	$31.40	$31.72	1.3M
Sep 29, 2026	$32.32	$34.68	$31.17	$32.86	1.97M
Sep 28, 2026	$31.65	$32.90	$31.07	$31.40	1.62M
Sep 25, 2026	$30.01	$33.01	$29.02	$31.68	4.24M
Sep 24, 2026	$25.39	$32.08	$25.10	$29.49	5.22M
Sep 23, 2026	$25.44	$29.15	$24.50	$25.97	3.69M
Sep 22, 2026	$26.05	$26.49	$24.65	$25.65	1.11M
Sep 21, 2026	$26.015	$26.50	$25.06	$26.10	1.1M