Koss Corporation KOSS NASDAQ

NASDAQ Capital Marke • Technology • Consumer Electronics • US • USD

There have been 50 recent insider transactions recorded for Koss Corporation (KOSS), including 3 buys and 46 sells. Total insider buying was valued at $152.57K and total insider selling at $3.87M.

Notable insiders with recent activity include Koss Michael J, Lillie Lenore, Koss Michael J Jr. Insider transactions can provide insights into how company leadership views the stock's valuation and future prospects.

Insider Transactions — KOSS

Date	Name	Role	Transaction	Shares	Avg. Price	Value	Shares Owned
2026-02-17	Koss Michael J	10 Percent Owner, Officer: President and CEO	Other (Sell)	12,000	-	-	-
2025-12-02	Lillie Lenore	Director	Informative Buy	2,500	$4.96	$12.4K	2,500
2025-06-13	Koss Michael J Jr	VP - Marketing & Product	Informative Sell	24,643	$4.78	$117.79K	26,000
2025-06-12	Koss John C Jr	Vice President - Sales	Option Exercise (Sell)	1,500	$1.90	$2.85K	-
2025-06-12	Koss Michael J Jr	VP - Marketing & Product	Informative Sell	6,000	$4.91	$29.46K	26,000
2025-06-11	Koss John C Jr	Vice President - Sales	Option Exercise (Sell)	23,500	$1.90	$44.65K	1,500
2025-06-10	Koss John C Jr	Vice President - Sales	Option Exercise (Sell)	25,000	$1.90	$47.5K	25,000
2024-12-12	Koss John C Jr	Vice President - Sales	Option Exercise (Sell)	25,000	$1.90	$47.5K	50,000
2024-05-30	Koss Michael J	10 Percent Owner, Officer: President and CEO	Other (Sell)	15,000	-	-	12,000
2024-05-20	Koss John C Jr	Vice President - Sales	Option Exercise (Sell)	25,000	$2.17	$54.25K	25,000
2022-10-19	Lillie Lenore	Director	Unknown	-	-	-	-
2022-06-02	Sweasy William Jesse	Director	Informative Buy	2,847	$7.30	$20.78K	20,000
2022-06-01	Sweasy William Jesse	Director	Informative Buy	17,153	$6.96	$119.38K	17,153
2022-03-23	Koss Michael J	10 Percent Owner, Officer: President and CEO	Trust (Sell)	983,800	-	-	-
2022-03-23	Koss John C Jr	Vice President - Sales	Trust (Sell)	983,800	-	-	-
2022-03-23	Kft Corp	Director	Trust (Sell)	983,800	-	-	-
2022-03-23	Koss Family Trust, Dated 9/11/12	Director	Trust (Sell)	1,000,885	-	-	-
2022-02-28	Schulte Kim M.	Chief Financial Officer	Disposition	-	-	-	-
2021-11-02	Smith David Donnan	Chief Financial Officer	Informative Sell	10,000	$15.54	$155.4K	-
2021-09-15	Koss Michael J Jr	VP - Marketing & Product	Option Exercise (Sell)	15,000	$2.92	$43.8K	15,000
2021-09-01	Koss Michael J	10 Percent Owner, Officer: President and CEO	Option Exercise (Sell)	780	$1.95	$1.52K	8,500
2021-08-31	Koss Michael J	10 Percent Owner, Officer: President and CEO	Option Exercise (Sell)	9,220	$1.95	$17.98K	9,280
2021-08-31	Koss John C Jr	10 Percent Owner, Officer: Vice President - Sales	Option Exercise (Sell)	10,000	$1.90	$19K	75,000
2021-08-30	Koss Michael J	10 Percent Owner, Officer: President and CEO	Option Exercise (Sell)	5,400	$1.95	$10.53K	18,500
2021-08-30	Koss John C Jr	10 Percent Owner, Officer: Vice President - Sales	Option Exercise (Sell)	5,000	$1.90	$9.5K	85,000
2021-08-27	Koss Michael J	10 Percent Owner, Officer: President and CEO	Option Exercise (Sell)	4,600	$1.95	$8.97K	23,900
2021-08-27	Koss John C Jr	10 Percent Owner, Officer: Vice President - Sales	Option Exercise (Sell)	10,000	$1.90	$19K	90,000
2021-08-26	Koss Michael J	10 Percent Owner, Officer: President and CEO	Option Exercise (Sell)	8,500	$1.95	$16.58K	20,000
2021-08-25	Koss Michael J Jr	VP - Marketing & Product	Option Exercise (Sell)	15,000	$1.95	$29.25K	-
2021-08-24	Koss Michael J	10 Percent Owner, Officer: President and CEO	Option Exercise (Sell)	16,500	$1.95	$32.18K	28,500
2021-08-24	Koss John C Jr	Vice President - Sales	Option Exercise (Sell)	25,000	$1.95	$48.75K	-
2021-08-24	Smith David Donnan	Chief Financial Officer	Option Exercise (Sell)	10,000	$2.20	$22K	-
2021-07-01	Lillie Lenore	VP - Operations	Informative Sell	15,000	$22.27	$334.05K	-
2021-07-01	Smith David Donnan	Chief Financial Officer	Option Exercise (Sell)	50,000	$6.00	$300K	-
2021-06-15	Koss John C Jr	10 Percent Owner, Officer: Vice President - Sales	Informative Sell	5,000	$24.22	$121.1K	151,028
2021-06-15	Koss Michael J Jr	VP - Marketing & Product	Informative Sell	10,000	$24.30	$243K	26,000
2021-06-14	Koss John C Jr	10 Percent Owner, Officer: Vice President - Sales	Informative Sell	3,000	$25.20	$75.6K	156,028
2021-06-09	Koss John C Jr	10 Percent Owner, Officer: Vice President - Sales	Informative Sell	5,000	$27.00	$135K	159,028
2021-06-08	Koss John C Jr	10 Percent Owner, Officer: Vice President - Sales	Informative Sell	8,133	$30.00	$243.99K	164,028
2021-06-03	Koss John C Jr	10 Percent Owner, Officer: Vice President - Sales	Informative Sell	5,000	$35.36	$176.8K	172,161
2021-06-02	Koss Michael J	10 Percent Owner, Officer: President and CEO	Informative Sell	5,000	$43.00	$215K	27,000
2021-06-02	Koss John C Jr	10 Percent Owner, Officer: Vice President - Sales	Informative Sell	5,000	$28.00	$140K	192,161
2021-06-02	Koss Michael J Jr	VP - Marketing & Product	Informative Sell	10,000	$40.51	$405.1K	36,000
2021-06-01	Koss Michael J	10 Percent Owner, Officer: President and CEO	Option Exercise (Sell)	11,779	$1.95	$22.97K	88,221
2021-06-01	Koss John C Jr	10 Percent Owner, Officer: Vice President - Sales	Informative Sell	5,000	$25.00	$125K	197,161
2021-05-28	Koss John C Jr	10 Percent Owner, Officer: Vice President - Sales	Informative Sell	10,000	$23.50	$235K	202,161
2021-05-28	Nixon Theodore	Director	Option Exercise (Sell)	10,000	$1.92	$19.2K	-
2021-05-26	Koss Michael J	10 Percent Owner, Officer: President and CEO	Informative Sell	9,000	$21.26	$191.34K	774,907
2021-05-18	Doerr Thomas L.	Director	Option Exercise (Sell)	3,333	$1.92	$6.4K	-
2021-04-01	Lillie Lenore	VP - Operations	Informative Sell	4,500	$22.12	$99.54K	-

■ Informative Buy/Sell — open market transaction (most significant) ■ Uninformative Buy — award, option exercise, conversion ■ Uninformative Sell — tax withholding, award vest sale ■ Neutral — gift, trust, expiry