KOSS

KOSS CORPCIK 56701 ☆ Sign in to watch Congress trades

Open-mkt buys · 90d

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0 trades · 0 insiders

Open-mkt sales · 90d

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0 trades · 0 insiders

Net · 90d

Insiders on file

AI insights for KOSS PRO

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AI insights for KOSS

Insider sentiment score with a plain-English explanation, conviction score on every buy, and how the stock performed 30 and 90 days after past insider buys.

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Daily buy vs sell · 90 days

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Insiders

Insider	Role	Trades	Bought	Sold	Last trade
Schulte Kim M.	Chief Financial Officer	1	$0	$0	2026-05-06
Koss Michael J Jr	VP Marketing & Product	41	$0	$6.16M	2026-05-06
KOSS MICHAEL J	President and CEO	118	$110.0K	$22.23M	2026-02-17
LILLIE LENORE	VP - Operations	52	$12.4K	$5.24M	2025-12-02
KOSS JOHN C JR	Vice President - Sales	96	$0	$24.22M	2025-06-12
Sweasy William Jesse	Director	10	$189.6K	$800.0K	2022-06-02
Koss Family Trust, Dated 9/11/12	10% Owner	1	$0	$0	2022-03-23
KFT Corp	10% Owner	1	$0	$0	2022-03-23
Smith David Donnan	EVP and CFO	71	$56.7K	$10.15M	2021-11-02
Nixon Theodore	Director	18	$54.8K	$1.55M	2021-05-28
Doerr Thomas L.	Director	8	$0	$342.9K	2021-05-18
Nancy Koss 2012 Trust, Dated 12/20/12	10% Owner	5	$0	$3.56M	2021-02-02
Leveen Steven A	Director	6	$21.3K	$390.3K	2021-02-01
Uecker Elizabeth A	Secretary	2	$0	$0	2018-07-25
KOSS JOHN C	Director	1	$20.0K	$0	2013-05-29
Mattson Lawrence S.	Director	1	$0	$0	2012-02-01
STOLLENWERK JOHN J	Director	1	$0	$0	2012-02-01

Trade history

Insider	Role	Code	Trade	Filed	Shares	Price	Value	Owned after
Koss Michael J Jr	Executive Vice President	A Award deriv	2026-05-06	2026-05-08	100,000	—	$0	100,000	SEC↗
Schulte Kim M.	Chief Financial Officer	A Award deriv	2026-05-06	2026-05-08	50,000	—	$0	50,000	SEC↗
KOSS MICHAEL J	President and CEO	J Other	2026-02-17	2026-02-17	12,000	—	$0	0	SEC↗
LILLIE LENORE	Director	P Buy	2025-12-02	2025-12-04	2,500	$4.96	$12.4K	2,500	SEC↗
Koss Michael J Jr	VP - Marketing & Product	M Exercise deriv	2025-06-13	2025-06-17	24,643	—	$0	34,357	SEC↗
Koss Michael J Jr	VP - Marketing & Product	M Exercise	2025-06-13	2025-06-17	24,643	$1.90	$46.8K	50,643	SEC↗
Koss Michael J Jr	VP - Marketing & Product	S Sale	2025-06-13	2025-06-17	24,643	$4.78	$117.8K	26,000	SEC↗
Koss Michael J Jr	VP - Marketing & Product	M Exercise deriv	2025-06-12	2025-06-17	6,000	—	$0	59,000	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise deriv	2025-06-12	2025-06-17	1,500	—	$0	0	SEC↗
Koss Michael J Jr	VP - Marketing & Product	M Exercise	2025-06-12	2025-06-17	6,000	$1.90	$11.4K	32,000	SEC↗
Koss Michael J Jr	VP - Marketing & Product	S Sale	2025-06-12	2025-06-17	6,000	$4.91	$29.5K	26,000	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2025-06-12	2025-06-17	1,500	$5.02	$7.5K	196,028	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise	2025-06-12	2025-06-17	1,500	$1.90	$2.9K	197,528	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise deriv	2025-06-11	2025-06-17	23,500	—	$0	1,500	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2025-06-11	2025-06-17	23,500	$5.65	$132.8K	196,028	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise	2025-06-11	2025-06-17	23,500	$1.90	$44.6K	219,528	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise deriv	2025-06-10	2025-06-17	25,000	—	$0	25,000	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise	2025-06-10	2025-06-17	25,000	$1.90	$47.5K	221,028	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2025-06-10	2025-06-17	25,000	$5.80	$145.0K	196,028	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise deriv	2024-12-12	2024-12-16	25,000	—	$0	50,000	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise	2024-12-12	2024-12-16	25,000	$1.90	$47.5K	221,028	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2024-12-12	2024-12-16	25,000	$7.39	$184.8K	196,028	SEC↗
KOSS MICHAEL J	President and CEO	J Other	2024-05-30	2024-05-31	15,000	—	$0	12,000	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise deriv	2024-05-20	2024-05-21	25,000	—	$0	25,000	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2024-05-20	2024-05-21	25,000	$5.25	$131.3K	196,028	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise	2024-05-20	2024-05-21	25,000	$2.17	$54.3K	221,028	SEC↗
Sweasy William Jesse	Director	P Buy	2022-06-02	2022-06-03	2,847	$7.30	$20.8K	20,000	SEC↗
Sweasy William Jesse	Director	P Buy	2022-06-01	2022-06-02	17,153	$6.96	$119.4K	17,153	SEC↗
KOSS JOHN C JR	Vice President - Sales	Z Trust	2022-03-23	2022-06-03	1,000,885	—	$0	0	SEC↗
KOSS JOHN C JR	Vice President - Sales	Z Trust	2022-03-23	2022-06-03	707,949	—	$0	0	SEC↗
KOSS JOHN C JR	Vice President - Sales	Z Trust	2022-03-23	2022-06-03	983,800	—	$0	0	SEC↗
KOSS MICHAEL J	President and CEO	Z Trust	2022-03-23	2022-06-03	707,949	—	$0	0	SEC↗
KOSS MICHAEL J	President and CEO	Z Trust	2022-03-23	2022-06-03	1,000,885	—	$0	0	SEC↗
KOSS MICHAEL J	President and CEO	Z Trust	2022-03-23	2022-06-03	2,696,634	—	$0	2,696,634	SEC↗
KOSS MICHAEL J	President and CEO	Z Trust	2022-03-23	2022-06-03	983,800	—	$0	0	SEC↗
KFT Corp	10% Owner	Z Trust	2022-03-23	2022-06-30	983,800	—	$0	0	SEC↗
Koss Family Trust, Dated 9/11/	10% Owner	Z Trust	2022-03-23	2022-06-30	1,000,885	—	$0	0	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise deriv	2021-11-02	2021-11-02	10,000	—	$0	20,000	SEC↗
Smith David Donnan	Chief Financial Officer	S Sale	2021-11-02	2021-11-02	10,000	$15.54	$155.4K	0	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise	2021-11-02	2021-11-02	10,000	$2.63	$26.3K	10,000	SEC↗
Koss Michael J Jr	VP - Marketing & Product	M Exercise deriv	2021-09-15	2021-09-17	9,089	—	$0	20,911	SEC↗
Koss Michael J Jr	VP - Marketing & Product	M Exercise deriv	2021-09-15	2021-09-17	15,000	—	$0	15,000	SEC↗
Koss Michael J Jr	VP - Marketing & Product	S Sale	2021-09-15	2021-09-17	24,089	$17.74	$427.3K	26,000	SEC↗
Koss Michael J Jr	VP - Marketing & Product	M Exercise	2021-09-15	2021-09-17	15,000	$2.92	$43.8K	41,000	SEC↗
Koss Michael J Jr	VP - Marketing & Product	M Exercise	2021-09-15	2021-09-17	9,089	$2.17	$19.7K	50,089	SEC↗
KOSS MICHAEL J	President and CEO	M Exercise deriv	2021-09-01	2021-09-02	780	—	$0	8,500	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-09-01	2021-09-02	780	$18.75	$14.6K	774,907	SEC↗
KOSS MICHAEL J	President and CEO	M Exercise	2021-09-01	2021-09-02	780	$1.95	$1.5K	775,687	SEC↗
KOSS MICHAEL J	President and CEO	M Exercise deriv	2021-08-31	2021-09-02	9,220	—	$0	9,280	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise deriv	2021-08-31	2021-09-02	10,000	—	$0	75,000	SEC↗
KOSS MICHAEL J	President and CEO	M Exercise	2021-08-31	2021-09-02	9,220	$1.95	$18.0K	784,127	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-08-31	2021-09-02	9,220	$18.51	$170.7K	774,907	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-08-31	2021-09-02	10,000	$18.38	$183.8K	151,028	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise	2021-08-31	2021-09-02	10,000	$1.90	$19.0K	161,028	SEC↗
KOSS MICHAEL J	President and CEO	M Exercise deriv	2021-08-30	2021-08-31	5,400	—	$0	18,500	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise deriv	2021-08-30	2021-08-31	5,000	—	$0	85,000	SEC↗
KOSS MICHAEL J	President and CEO	M Exercise	2021-08-30	2021-08-31	5,400	$1.95	$10.5K	780,307	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-08-30	2021-08-31	5,400	$18.28	$98.7K	774,907	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-08-30	2021-08-31	5,000	$18.26	$91.3K	151,028	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise	2021-08-30	2021-08-31	5,000	$1.90	$9.5K	156,028	SEC↗
KOSS MICHAEL J	President and CEO	M Exercise deriv	2021-08-27	2021-08-31	4,600	—	$0	23,900	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise deriv	2021-08-27	2021-08-31	10,000	—	$0	90,000	SEC↗
KOSS MICHAEL J	President and CEO	M Exercise	2021-08-27	2021-08-31	4,600	$1.95	$9.0K	779,507	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-08-27	2021-08-31	4,600	$18.06	$83.1K	774,907	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-08-27	2021-08-31	10,000	$18.06	$180.6K	151,028	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise	2021-08-27	2021-08-31	10,000	$1.90	$19.0K	161,028	SEC↗
KOSS MICHAEL J	President and CEO	M Exercise deriv	2021-08-26	2021-09-03	8,500	—	$0	20,000	SEC↗
KOSS MICHAEL J	President and CEO	M Exercise	2021-08-26	2021-09-03	8,500	$1.95	$16.6K	783,407	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-08-26	2021-09-03	8,500	$18.33	$155.8K	774,907	SEC↗
Koss Michael J Jr	VP - Marketing & Product	M Exercise deriv	2021-08-25	2021-08-26	15,000	—	$0	0	SEC↗
Koss Michael J Jr	VP - Marketing & Product	M Exercise deriv	2021-08-25	2021-08-26	15,000	—	$0	65,000	SEC↗
Koss Michael J Jr	VP - Marketing & Product	M Exercise	2021-08-25	2021-08-26	15,000	$1.90	$28.5K	56,000	SEC↗
Koss Michael J Jr	VP - Marketing & Product	M Exercise	2021-08-25	2021-08-26	15,000	$1.95	$29.3K	41,000	SEC↗
Koss Michael J Jr	VP - Marketing & Product	S Sale	2021-08-25	2021-08-26	30,000	$18.01	$540.3K	26,000	SEC↗
KOSS MICHAEL J	President and CEO	M Exercise deriv	2021-08-24	2021-08-26	16,500	—	$0	28,500	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise deriv	2021-08-24	2021-08-26	25,000	—	$0	0	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise deriv	2021-08-24	2021-08-26	25,000	—	$0	25,000	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise deriv	2021-08-24	2021-08-26	25,000	—	$0	50,000	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise deriv	2021-08-24	2021-08-26	22,000	—	$0	0	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise deriv	2021-08-24	2021-08-26	10,000	—	$0	0	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise deriv	2021-08-24	2021-08-26	10,000	—	$0	40,000	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise deriv	2021-08-24	2021-08-26	10,000	—	$0	30,000	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise deriv	2021-08-24	2021-08-26	48,000	—	$0	0	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise deriv	2021-08-24	2021-08-26	10,000	—	$0	30,000	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-08-24	2021-08-26	16,500	$19.74	$325.7K	774,907	SEC↗
KOSS MICHAEL J	President and CEO	M Exercise	2021-08-24	2021-08-26	16,500	$1.95	$32.2K	791,407	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise	2021-08-24	2021-08-26	25,000	$2.92	$73.0K	201,028	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise	2021-08-24	2021-08-26	25,000	$1.95	$48.8K	176,028	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise	2021-08-24	2021-08-26	25,000	$2.17	$54.3K	226,028	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-08-24	2021-08-26	36,263	$17.40	$631.0K	189,765	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-08-24	2021-08-26	13,737	$18.27	$251.0K	176,028	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-08-24	2021-08-26	25,000	$20.06	$501.5K	151,028	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise	2021-08-24	2021-08-26	10,000	$2.63	$26.3K	20,000	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise	2021-08-24	2021-08-26	10,000	$1.97	$19.7K	10,000	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise	2021-08-24	2021-08-26	48,000	$3.00	$144.0K	68,000	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise	2021-08-24	2021-08-26	22,000	$2.57	$56.5K	90,000	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise	2021-08-24	2021-08-26	10,000	$2.20	$22.0K	100,000	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise	2021-08-24	2021-08-26	10,000	$1.73	$17.3K	110,000	SEC↗
Smith David Donnan	Chief Financial Officer	S Sale	2021-08-24	2021-08-26	110,000	$17.64	$1.94M	0	SEC↗
LILLIE LENORE	VP - Operations	M Exercise deriv	2021-07-01	2021-07-02	6,000	—	$0	24,000	SEC↗
LILLIE LENORE	VP - Operations	M Exercise deriv	2021-07-01	2021-07-02	9,000	—	$0	6,000	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise deriv	2021-07-01	2021-07-02	50,000	—	$0	0	SEC↗
LILLIE LENORE	VP - Operations	S Sale	2021-07-01	2021-07-02	15,000	$22.27	$334.1K	0	SEC↗
LILLIE LENORE	VP - Operations	M Exercise	2021-07-01	2021-07-02	9,000	$2.20	$19.8K	9,000	SEC↗
LILLIE LENORE	VP - Operations	M Exercise	2021-07-01	2021-07-02	6,000	$1.97	$11.8K	15,000	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise	2021-07-01	2021-07-02	50,000	$6.00	$300.0K	50,000	SEC↗
Smith David Donnan	Chief Financial Officer	S Sale	2021-07-01	2021-07-02	7,500	$23.00	$172.5K	0	SEC↗
Smith David Donnan	Chief Financial Officer	S Sale	2021-07-01	2021-07-02	42,500	$22.05	$937.1K	7,500	SEC↗
Koss Michael J Jr	VP - Marketing & Product	S Sale	2021-06-15	2021-06-16	10,000	$24.30	$243.0K	26,000	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-06-15	2021-06-16	5,000	$24.22	$121.1K	151,028	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-06-14	2021-06-16	3,000	$25.20	$75.6K	156,028	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-06-09	2021-06-10	5,000	$27.00	$135.0K	159,028	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-06-08	2021-06-10	8,133	$30.00	$244.0K	164,028	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-06-03	2021-06-03	5,000	$32.50	$162.5K	177,161	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-06-03	2021-06-03	5,000	$30.00	$150.0K	182,161	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-06-03	2021-06-03	5,000	$35.36	$176.8K	172,161	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-06-03	2021-06-03	5,000	$31.35	$156.8K	187,161	SEC↗
KOSS MICHAEL J	President and CEO	M Exercise deriv	2021-06-02	2021-06-03	43,221	—	$0	45,000	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-06-02	2021-06-03	10,000	$28.18	$281.8K	783,128	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-06-02	2021-06-03	25,000	$26.11	$652.8K	793,128	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-06-02	2021-06-03	5,000	$43.00	$215.0K	27,000	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-06-02	2021-06-03	8,221	$29.63	$243.6K	774,907	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-06-02	2021-06-03	5,000	$30.00	$150.0K	32,000	SEC↗
KOSS MICHAEL J	President and CEO	M Exercise	2021-06-02	2021-06-03	43,221	$1.95	$84.3K	818,128	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-06-02	2021-06-03	5,000	$28.00	$140.0K	192,161	SEC↗
Koss Michael J Jr	VP - Marketing & Product	S Sale	2021-06-02	2021-06-03	10,000	$40.51	$405.1K	36,000	SEC↗
KOSS MICHAEL J	President and CEO	M Exercise deriv	2021-06-01	2021-06-03	11,779	—	$0	88,221	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-06-01	2021-06-03	11,779	$25.04	$294.9K	774,907	SEC↗
KOSS MICHAEL J	President and CEO	M Exercise	2021-06-01	2021-06-03	11,779	$1.95	$23.0K	786,686	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-06-01	2021-06-03	5,000	$25.00	$125.0K	197,161	SEC↗
Nixon Theodore	Director	M Exercise deriv	2021-05-28	2021-06-01	10,000	—	$0	0	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-05-28	2021-06-01	10,000	$23.50	$235.0K	202,161	SEC↗
Nixon Theodore	Director	S Sale	2021-05-28	2021-06-01	10,000	$23.58	$235.8K	0	SEC↗
Nixon Theodore	Director	M Exercise	2021-05-28	2021-06-01	10,000	$1.92	$19.2K	10,000	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-05-26	2021-05-28	9,000	$21.26	$191.3K	774,907	SEC↗
Doerr Thomas L.	Director	M Exercise deriv	2021-05-18	2021-05-19	3,333	—	$0	0	SEC↗
Doerr Thomas L.	Director	S Sale	2021-05-18	2021-05-19	3,333	$18.83	$62.8K	0	SEC↗
Doerr Thomas L.	Director	M Exercise	2021-05-18	2021-05-19	3,333	$1.92	$6.4K	3,333	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise deriv	2021-04-01	2021-04-05	6,000	—	$0	40,000	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise deriv	2021-04-01	2021-04-05	10,000	—	$0	40,000	SEC↗
LILLIE LENORE	VP - Operations	M Exercise deriv	2021-04-01	2021-04-05	7,550	—	$0	0	SEC↗
Smith David Donnan	Chief Financial Officer	S Sale	2021-04-01	2021-04-05	10,500	$22.12	$232.3K	5,500	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise	2021-04-01	2021-04-05	10,000	$1.97	$19.7K	10,000	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise	2021-04-01	2021-04-05	6,000	$2.63	$15.8K	16,000	SEC↗
Smith David Donnan	Chief Financial Officer	S Sale	2021-04-01	2021-04-05	5,500	$24.24	$133.3K	0	SEC↗
LILLIE LENORE	VP - Operations	S Sale	2021-04-01	2021-04-05	4,500	$22.12	$99.5K	0	SEC↗
LILLIE LENORE	VP - Operations	S Sale	2021-04-01	2021-04-05	3,050	$24.39	$74.4K	4,500	SEC↗
LILLIE LENORE	VP - Operations	M Exercise	2021-04-01	2021-04-05	7,550	$3.00	$22.6K	7,550	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-03-12	2021-03-16	4,122	$29.99	$123.6K	37,000	SEC↗
KOSS JOHN C JR	Vice President - Sales	G Gift	2021-03-11	2021-03-12	5,000	—	$0	212,161	SEC↗
KOSS MICHAEL J	President and CEO	M Exercise deriv	2021-03-10	2021-03-12	40,000	—	$0	100,000	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-03-10	2021-03-12	10,000	$38.05	$380.5K	41,122	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-03-10	2021-03-12	4,000	$29.10	$116.4K	51,122	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-03-10	2021-03-12	10,000	$29.00	$290.0K	783,907	SEC↗
KOSS MICHAEL J	President and CEO	M Exercise	2021-03-10	2021-03-12	40,000	$1.95	$78.0K	838,907	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-03-10	2021-03-12	20,000	$37.72	$754.4K	798,907	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-03-10	2021-03-12	20,000	$26.85	$537.0K	818,907	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-03-10	2021-03-12	5,000	$39.90	$199.5K	793,907	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-03-10	2021-03-12	10,000	$25.22	$252.2K	236,161	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-03-10	2021-03-12	10,000	$27.95	$279.5K	226,161	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-03-10	2021-03-12	5,000	$30.00	$150.0K	221,161	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-03-10	2021-03-12	4,000	$36.72	$146.9K	217,161	SEC↗
LILLIE LENORE	VP - Operations	M Exercise deriv	2021-03-01	2021-03-02	22,450	—	$0	7,550	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise deriv	2021-03-01	2021-03-02	4,000	—	$0	46,000	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise deriv	2021-03-01	2021-03-02	20,000	—	$0	10,000	SEC↗
LILLIE LENORE	VP - Operations	M Exercise	2021-03-01	2021-03-02	22,450	$3.00	$67.3K	22,450	SEC↗
LILLIE LENORE	VP - Operations	S Sale	2021-03-01	2021-03-02	22,450	$16.50	$370.4K	0	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise	2021-03-01	2021-03-02	20,000	$2.20	$44.0K	20,000	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise	2021-03-01	2021-03-02	4,000	$2.63	$10.5K	24,000	SEC↗
Smith David Donnan	Chief Financial Officer	S Sale	2021-03-01	2021-03-02	23,000	$16.50	$379.5K	1,000	SEC↗
Smith David Donnan	Chief Financial Officer	S Sale	2021-03-01	2021-03-02	1,000	$17.01	$17.0K	0	SEC↗
KOSS JOHN C JR	Vice President - Sales	G Gift	2021-02-26	2021-02-26	10,000	—	$0	246,161	SEC↗
KOSS MICHAEL J	President and CEO	M Exercise deriv	2021-02-25	2021-02-26	20,000	—	$0	140,000	SEC↗
Koss Michael J Jr	VP - Marketing & Product	M Exercise deriv	2021-02-25	2021-02-26	15,000	—	$0	45,000	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-02-25	2021-02-26	10,000	$32.50	$325.0K	55,122	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-02-25	2021-02-26	25,000	$30.23	$755.8K	808,907	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-02-25	2021-02-26	10,000	$23.51	$235.1K	747,949	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-02-25	2021-02-26	40,000	$27.06	$1.08M	707,949	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-02-25	2021-02-26	10,000	$32.50	$325.0K	798,907	SEC↗
KOSS MICHAEL J	President and CEO	M Exercise	2021-02-25	2021-02-26	20,000	$1.95	$39.0K	833,907	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-02-25	2021-02-26	10,000	$30.13	$301.3K	256,161	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-02-25	2021-02-26	10,000	$23.51	$235.1K	747,949	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-02-25	2021-02-26	40,000	$27.06	$1.08M	707,949	SEC↗
Koss Michael J Jr	VP - Marketing & Product	S Sale	2021-02-25	2021-02-26	11,000	$32.89	$361.8K	46,000	SEC↗
Koss Michael J Jr	VP - Marketing & Product	S Sale	2021-02-25	2021-02-26	4,000	$31.25	$125.0K	57,000	SEC↗
Koss Michael J Jr	VP - Marketing & Product	M Exercise	2021-02-25	2021-02-26	15,000	$2.17	$32.5K	61,000	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-02-04	2021-02-05	5,000	$24.00	$120.0K	266,161	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-02-03	2021-02-05	11,000	$27.13	$298.4K	65,122	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-02-03	2021-02-05	20,000	$26.58	$531.6K	813,907	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-02-03	2021-02-05	5,000	$26.00	$130.0K	76,122	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-02-03	2021-02-05	10,000	$25.44	$254.4K	271,161	SEC↗
Koss Michael J Jr	VP - Marketing & Product	M Exercise deriv	2021-02-02	2021-02-03	13,948	—	$0	30,000	SEC↗
LILLIE LENORE	VP - Operations	M Exercise deriv	2021-02-02	2021-02-03	25,000	—	$0	0	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-02-02	2021-02-03	30,000	$19.84	$595.2K	757,949	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-02-02	2021-02-03	35,000	$23.56	$824.6K	286,294	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-02-02	2021-02-03	5,133	$18.07	$92.8K	281,161	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-02-02	2021-02-03	30,000	$19.84	$595.2K	757,949	SEC↗
Koss Michael J Jr	VP - Marketing & Product	M Exercise	2021-02-02	2021-02-03	13,948	$2.92	$40.7K	59,948	SEC↗
Koss Michael J Jr	VP - Marketing & Product	S Sale	2021-02-02	2021-02-03	13,948	$25.98	$362.4K	46,000	SEC↗
LILLIE LENORE	VP - Operations	S Sale	2021-02-02	2021-02-03	1,000	$23.44	$23.4K	33,088	SEC↗
LILLIE LENORE	VP - Operations	S Sale	2021-02-02	2021-02-03	1,000	$26.97	$27.0K	34,088	SEC↗
LILLIE LENORE	VP - Operations	M Exercise	2021-02-02	2021-02-03	25,000	$6.00	$150.0K	35,088	SEC↗
LILLIE LENORE	VP - Operations	S Sale	2021-02-02	2021-02-03	27,500	$18.20	$500.5K	0	SEC↗
LILLIE LENORE	VP - Operations	S Sale	2021-02-02	2021-02-03	2,588	$19.98	$51.7K	27,500	SEC↗
LILLIE LENORE	VP - Operations	S Sale	2021-02-02	2021-02-03	3,000	$21.60	$64.8K	30,088	SEC↗
Nancy Koss 2012 Trust, Dated 1	10% Owner	S Sale	2021-02-02	2021-02-05	30,000	$19.84	$595.2K	757,949	SEC↗
KOSS MICHAEL J	President and CEO	M Exercise deriv	2021-02-01	2021-02-03	160,000	—	$0	0	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise deriv	2021-02-01	2021-02-03	25,000	—	$0	75,000	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise deriv	2021-02-01	2021-02-03	50,000	—	$0	50,000	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise deriv	2021-02-01	2021-02-03	75,000	—	$0	25,000	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise deriv	2021-02-01	2021-02-03	100,000	—	$0	0	SEC↗
Koss Michael J Jr	VP - Marketing & Product	M Exercise deriv	2021-02-01	2021-02-03	30,000	—	$0	0	SEC↗
Koss Michael J Jr	VP - Marketing & Product	M Exercise deriv	2021-02-01	2021-02-03	16,052	—	$0	43,948	SEC↗
Koss Michael J Jr	VP - Marketing & Product	M Exercise deriv	2021-02-01	2021-02-03	45,000	—	$0	15,000	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise deriv	2021-02-01	2021-02-03	20,000	—	$0	30,000	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise deriv	2021-02-01	2021-02-03	4,000	—	$0	22,000	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise deriv	2021-02-01	2021-02-03	50,000	—	$0	0	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise deriv	2021-02-01	2021-02-03	50,000	—	$0	0	SEC↗
LILLIE LENORE	VP - Operations	M Exercise deriv	2021-02-01	2021-02-03	25,000	—	$0	0	SEC↗
LILLIE LENORE	VP - Operations	M Exercise deriv	2021-02-01	2021-02-03	12,000	—	$0	18,000	SEC↗
LILLIE LENORE	VP - Operations	M Exercise deriv	2021-02-01	2021-02-03	1,487	—	$0	15,000	SEC↗
LILLIE LENORE	VP - Operations	M Exercise deriv	2021-02-01	2021-02-03	6,000	—	$0	0	SEC↗
LILLIE LENORE	VP - Operations	M Exercise deriv	2021-02-01	2021-02-03	30,000	—	$0	0	SEC↗
Doerr Thomas L.	Director	M Exercise deriv	2021-02-01	2021-02-03	6,667	—	$0	3,333	SEC↗
KOSS MICHAEL J	President and CEO	M Exercise	2021-02-01	2021-02-03	160,000	$2.42	$387.2K	1,023,907	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-02-01	2021-02-03	30,000	$46.12	$1.38M	993,907	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-02-01	2021-02-03	10,000	$41.55	$415.5K	983,907	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-02-01	2021-02-03	86,000	$39.61	$3.41M	897,907	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-02-01	2021-02-03	39,000	$39.02	$1.52M	858,907	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-02-01	2021-02-03	25,000	$37.56	$939.0K	833,907	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-02-01	2021-02-03	25,000	$48.26	$1.21M	832,949	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-02-01	2021-02-03	5,000	$44.00	$220.0K	827,949	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-02-01	2021-02-03	20,000	$41.81	$836.2K	807,949	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-02-01	2021-02-03	20,000	$35.01	$700.2K	787,949	SEC↗
KOSS MICHAEL J	President and CEO	S Sale	2021-02-01	2021-02-03	34,000	$60.00	$2.04M	81,122	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-02-01	2021-02-03	20,000	$35.01	$700.2K	787,949	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-02-01	2021-02-03	20,000	$41.81	$836.2K	807,949	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-02-01	2021-02-03	5,000	$44.00	$220.0K	827,949	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-02-01	2021-02-03	25,000	$48.26	$1.21M	832,949	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-02-01	2021-02-03	17,779	$49.47	$879.5K	0	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-02-01	2021-02-03	10,000	$55.18	$551.8K	17,779	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-02-01	2021-02-03	10,000	$34.04	$340.4K	321,294	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-02-01	2021-02-03	25,000	$35.06	$876.5K	331,294	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-02-01	2021-02-03	43,167	$36.63	$1.58M	356,294	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-02-01	2021-02-03	16,000	$38.26	$612.2K	399,461	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-02-01	2021-02-03	47,033	$39.13	$1.84M	415,461	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-02-01	2021-02-03	35,283	$41.11	$1.45M	462,494	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-02-01	2021-02-03	96,250	$42.24	$4.07M	497,777	SEC↗
KOSS JOHN C JR	Vice President - Sales	S Sale	2021-02-01	2021-02-03	12,267	$45.62	$559.6K	594,027	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise	2021-02-01	2021-02-03	25,000	$2.17	$54.3K	606,294	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise	2021-02-01	2021-02-03	50,000	$2.92	$146.0K	581,294	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise	2021-02-01	2021-02-03	75,000	$1.95	$146.3K	531,294	SEC↗
KOSS JOHN C JR	Vice President - Sales	M Exercise	2021-02-01	2021-02-03	100,000	$2.42	$242.0K	456,294	SEC↗
Koss Michael J Jr	VP - Marketing & Product	S Sale	2021-02-01	2021-02-03	26,052	$35.07	$913.6K	46,000	SEC↗
Koss Michael J Jr	VP - Marketing & Product	S Sale	2021-02-01	2021-02-03	5,000	$39.40	$197.0K	72,052	SEC↗
Koss Michael J Jr	VP - Marketing & Product	S Sale	2021-02-01	2021-02-03	60,000	$40.58	$2.43M	77,052	SEC↗
Koss Michael J Jr	VP - Marketing & Product	M Exercise	2021-02-01	2021-02-03	16,052	$2.92	$46.9K	137,052	SEC↗
Koss Michael J Jr	VP - Marketing & Product	M Exercise	2021-02-01	2021-02-03	45,000	$1.95	$87.8K	121,000	SEC↗
Koss Michael J Jr	VP - Marketing & Product	M Exercise	2021-02-01	2021-02-03	30,000	$2.42	$72.6K	76,000	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise	2021-02-01	2021-02-03	50,000	$4.97	$248.5K	75,000	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise	2021-02-01	2021-02-03	50,000	$5.30	$265.0K	125,000	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise	2021-02-01	2021-02-03	4,000	$2.57	$10.3K	129,000	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise	2021-02-01	2021-02-03	20,000	$2.20	$44.0K	149,000	SEC↗
Smith David Donnan	Chief Financial Officer	S Sale	2021-02-01	2021-02-03	4,000	$60.05	$240.2K	145,000	SEC↗
Smith David Donnan	Chief Financial Officer	S Sale	2021-02-01	2021-02-03	5,000	$55.50	$277.5K	140,000	SEC↗
Smith David Donnan	Chief Financial Officer	S Sale	2021-02-01	2021-02-03	25,000	$48.26	$1.21M	115,000	SEC↗
Smith David Donnan	Chief Financial Officer	S Sale	2021-02-01	2021-02-03	15,000	$47.65	$714.8K	100,000	SEC↗
Smith David Donnan	Chief Financial Officer	S Sale	2021-02-01	2021-02-03	10,000	$37.18	$371.8K	90,000	SEC↗
Smith David Donnan	Chief Financial Officer	S Sale	2021-02-01	2021-02-03	90,000	$35.83	$3.22M	0	SEC↗
LILLIE LENORE	VP - Operations	S Sale	2021-02-01	2021-02-03	55,000	$35.54	$1.95M	10,088	SEC↗
LILLIE LENORE	VP - Operations	S Sale	2021-02-01	2021-02-03	6,000	$46.25	$277.5K	65,088	SEC↗
LILLIE LENORE	VP - Operations	S Sale	2021-02-01	2021-02-03	4,000	$48.26	$193.0K	71,088	SEC↗
LILLIE LENORE	VP - Operations	S Sale	2021-02-01	2021-02-03	12,000	$55.50	$666.0K	75,088	SEC↗
LILLIE LENORE	VP - Operations	S Sale	2021-02-01	2021-02-03	6,000	$56.36	$338.2K	87,088	SEC↗
LILLIE LENORE	VP - Operations	S Sale	2021-02-01	2021-02-03	1,487	$59.54	$88.5K	93,088	SEC↗
LILLIE LENORE	VP - Operations	M Exercise	2021-02-01	2021-02-03	12,000	$2.65	$31.8K	94,575	SEC↗
LILLIE LENORE	VP - Operations	M Exercise	2021-02-01	2021-02-03	1,487	$2.20	$3.3K	82,575	SEC↗
LILLIE LENORE	VP - Operations	M Exercise	2021-02-01	2021-02-03	6,000	$2.57	$15.4K	81,088	SEC↗
LILLIE LENORE	VP - Operations	M Exercise	2021-02-01	2021-02-03	30,000	$5.30	$159.0K	75,088	SEC↗
LILLIE LENORE	VP - Operations	M Exercise	2021-02-01	2021-02-03	25,000	$4.97	$124.3K	45,088	SEC↗
Nixon Theodore	Director	S Sale	2021-02-01	2021-02-03	30,000	$43.78	$1.31M	0	SEC↗
Sweasy William Jesse	Director	S Sale	2021-02-01	2021-02-03	20,000	$40.00	$800.0K	0	SEC↗
Doerr Thomas L.	Director	S Sale	2021-02-01	2021-02-03	6,667	$42.02	$280.1K	0	SEC↗
Doerr Thomas L.	Director	M Exercise	2021-02-01	2021-02-03	6,667	$1.92	$12.8K	6,667	SEC↗
Leveen Steven A	Director	S Sale	2021-02-01	2021-02-03	5,000	$39.80	$199.0K	5,000	SEC↗
Leveen Steven A	Director	S Sale	2021-02-01	2021-02-03	5,000	$38.25	$191.3K	0	SEC↗
Nancy Koss 2012 Trust, Dated 1	10% Owner	S Sale	2021-02-01	2021-02-05	20,000	$41.81	$836.2K	807,949	SEC↗
Nancy Koss 2012 Trust, Dated 1	10% Owner	S Sale	2021-02-01	2021-02-05	25,000	$48.26	$1.21M	832,949	SEC↗
Nancy Koss 2012 Trust, Dated 1	10% Owner	S Sale	2021-02-01	2021-02-05	5,000	$44.00	$220.0K	827,949	SEC↗
Nancy Koss 2012 Trust, Dated 1	10% Owner	S Sale	2021-02-01	2021-02-05	20,000	$35.01	$700.2K	787,949	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise deriv	2021-01-25	2021-01-27	24,000	—	$0	26,000	SEC↗
LILLIE LENORE	VP - Operations	M Exercise deriv	2021-01-25	2021-01-27	24,000	—	$0	6,000	SEC↗
Smith David Donnan	Chief Financial Officer	S Sale	2021-01-25	2021-01-27	24,000	$5.85	$140.4K	25,000	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise	2021-01-25	2021-01-27	24,000	$2.57	$61.7K	49,000	SEC↗
LILLIE LENORE	VP - Operations	S Sale	2021-01-25	2021-01-27	24,000	$4.60	$110.4K	20,088	SEC↗
LILLIE LENORE	VP - Operations	M Exercise	2021-01-25	2021-01-27	24,000	$2.57	$61.7K	44,088	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise deriv	2020-12-29	2020-12-30	2,000	—	$0	48,000	SEC↗
LILLIE LENORE	VP - Operations	M Exercise deriv	2020-12-29	2020-12-30	13,513	—	$0	16,487	SEC↗
Smith David Donnan	Chief Financial Officer	M Exercise	2020-12-29	2020-12-30	2,000	$3.00	$6.0K	27,000	SEC↗
Smith David Donnan	Chief Financial Officer	S Sale	2020-12-29	2020-12-30	2,000	$5.00	$10.0K	25,000	SEC↗