NASDAQ · KOSS

Koss Corporation

Technology · Consumer Electronics

$3.43

Up+$0.03 (+0.88%)

Updated Oct 28, 2026, 3:37 AM

SID Score

2.6/10

Composite research score

Smart Money

—

Institutional and insider signal

Price performance · KOSS

KOSS price history

1M range · 21 trading sessions · Daily adjusted prices

Prices through Oct 27, 2026

Daily close

View OHLC price history

KOSS OHLC price history, latest 40 sessions
Date	Open	High	Low	Close	Volume
Oct 27, 2026	$3.40	$3.48	$3.40	$3.43	17.53K
Oct 26, 2026	$3.48	$3.49	$3.40	$3.40	11.75K
Oct 23, 2026	$3.50	$3.55	$3.43	$3.455	20.86K
Oct 22, 2026	$3.69	$3.69	$3.4237	$3.48	19.81K
Oct 21, 2026	$3.59	$3.62	$3.46	$3.47	28.55K
Oct 20, 2026	$3.62	$3.7162	$3.5001	$3.56	31.49K
Oct 19, 2026	$3.69	$3.73	$3.50	$3.56	23.44K
Oct 16, 2026	$3.75	$3.77	$3.65	$3.66	23.44K
Oct 15, 2026	$3.72	$3.845	$3.67	$3.74	22.44K
Oct 14, 2026	$3.81	$3.89	$3.73	$3.79	24.08K
Oct 13, 2026	$3.87	$3.94	$3.80	$3.83	22.06K
Oct 12, 2026	$3.82	$3.95	$3.66	$3.84	18.26K
Oct 9, 2026	$3.79	$3.89	$3.65	$3.84	21.8K
Oct 8, 2026	$3.77	$3.88	$3.61	$3.69	35.51K
Oct 7, 2026	$3.83	$3.83	$3.71	$3.73	30.04K
Oct 6, 2026	$3.88	$3.93	$3.76	$3.84	27.37K
Oct 5, 2026	$3.81	$4.0983	$3.80	$3.90	43.46K
Oct 2, 2026	$3.95	$3.95	$3.78	$3.86	23.56K
Oct 1, 2026	$4.065	$4.065	$3.9201	$3.94	24.16K
Sep 30, 2026	$3.97	$4.0299	$3.905	$4.02	16.42K
Sep 29, 2026	$4.05	$4.115	$3.86	$3.98	40.11K