KOSS · Koss Corporation Common Stock
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| John C. Koss Jr. Vice President - Sales | ▼ Sell | Open Market | 196,028 Shares held | 6/12/2025 | View profile |
| Michael J. Koss Jr. VP - Marketing & Product | ▼ Sell | Open Market | 26,000 Shares held | 6/13/2025 | View profile |
| William Jesse Sweasy Director | ▲ Buy | Open Market | 20,000 Shares held | 6/2/2022 | View profile |
| Lenore Lillie | ▲ Buy | Open Market | 2,500 Shares held | 12/2/2025 | View profile |
| Michael J. Koss Director | ▼ Sell | Other | 0 Shares held | 2/17/2026 | View profile |
| Koss Family Trust, Dated 9/11/12 10% Owner | ▼ Sell | Other | 0 Shares held | 3/23/2022 | View profile |
| KFT Corp 10% Owner | ▼ Sell | Other | 0 Shares held | 3/23/2022 | View profile |
| David Donnan Smith Chief Financial Officer | ▼ Sell | Open Market | 0 Shares held | 11/2/2021 | View profile |
| Theodore Nixon Director | ▼ Sell | Open Market | 0 Shares held | 5/28/2021 | View profile |
| Thomas L. Doerr Director | ▼ Sell | Open Market | 0 Shares held | 5/18/2021 | View profile |
Transaction History
| Michael J. Koss | ▼ Sell | Other | 12,000 | $0 | 2/17/2026 |
| Lenore Lillie | ▲ Buy | Open Market | 2,500 | $12K | 12/2/2025 |
| Michael J. Koss Jr. | ▲ Buy | Option Exercise | 24,643 | $47K | 6/13/2025 |
| Michael J. Koss Jr. | ▼ Sell | Open Market | 24,643 | $118K | 6/13/2025 |
| John C. Koss Jr. | ▲ Buy | Option Exercise | 1,500 | $3K | 6/12/2025 |
| John C. Koss Jr. | ▼ Sell | Open Market | 1,500 | $8K | 6/12/2025 |
| Michael J. Koss Jr. | ▲ Buy | Option Exercise | 6,000 | $11K | 6/12/2025 |
| Michael J. Koss Jr. | ▼ Sell | Open Market | 6,000 | $29K | 6/12/2025 |
| John C. Koss Jr. | ▲ Buy | Option Exercise | 23,500 | $45K | 6/11/2025 |
| John C. Koss Jr. | ▼ Sell | Open Market | 23,500 | $133K | 6/11/2025 |
| John C. Koss Jr. | ▲ Buy | Option Exercise | 25,000 | $48K | 6/10/2025 |
| John C. Koss Jr. | ▼ Sell | Open Market | 25,000 | $145K | 6/10/2025 |
| John C. Koss Jr. | ▲ Buy | Option Exercise | 25,000 | $48K | 12/12/2024 |
| John C. Koss Jr. | ▼ Sell | Open Market | 25,000 | $185K | 12/12/2024 |
| Michael J. Koss | ▼ Sell | Other | 15,000 | $0 | 5/30/2024 |
| John C. Koss Jr. | ▲ Buy | Option Exercise | 25,000 | $54K | 5/20/2024 |
| John C. Koss Jr. | ▼ Sell | Open Market | 25,000 | $131K | 5/20/2024 |
| William Jesse Sweasy | ▲ Buy | Open Market | 2,847 | $21K | 6/2/2022 |
| William Jesse Sweasy | ▲ Buy | Open Market | 17,153 | $119K | 6/1/2022 |
| Koss Family Trust, Dated 9/11/12 | ▼ Sell | Other | 1,000,885 | $0 | 3/23/2022 |
| KFT Corp | ▼ Sell | Other | 983,800 | $0 | 3/23/2022 |
| Michael J. Koss | ▼ Sell | Other | 1,000,885 | $0 | 3/23/2022 |
| Michael J. Koss | ▼ Sell | Other | 707,949 | $0 | 3/23/2022 |
| Michael J. Koss | ▼ Sell | Other | 983,800 | $0 | 3/23/2022 |
| Michael J. Koss | ▼ Sell | Other | 2,696,634 | $0 | 3/23/2022 |
| John C. Koss Jr. | ▼ Sell | Other | 1,000,885 | $0 | 3/23/2022 |
| John C. Koss Jr. | ▼ Sell | Other | 983,800 | $0 | 3/23/2022 |
| John C. Koss Jr. | ▼ Sell | Other | 707,949 | $0 | 3/23/2022 |
| David Donnan Smith | ▲ Buy | Option Exercise | 10,000 | $26K | 11/2/2021 |
| David Donnan Smith | ▼ Sell | Open Market | 10,000 | $155K | 11/2/2021 |
| Michael J. Koss Jr. | ▲ Buy | Option Exercise | 15,000 | $44K | 9/15/2021 |
| Michael J. Koss Jr. | ▲ Buy | Option Exercise | 9,089 | $20K | 9/15/2021 |
| Michael J. Koss Jr. | ▼ Sell | Open Market | 24,089 | $427K | 9/15/2021 |
| Michael J. Koss | ▲ Buy | Option Exercise | 780 | $2K | 9/1/2021 |
| Michael J. Koss | ▼ Sell | Open Market | 780 | $15K | 9/1/2021 |
| John C. Koss Jr. | ▲ Buy | Option Exercise | 10,000 | $19K | 8/31/2021 |
| John C. Koss Jr. | ▼ Sell | Open Market | 10,000 | $184K | 8/31/2021 |
| Michael J. Koss | ▲ Buy | Option Exercise | 9,220 | $18K | 8/31/2021 |
| Michael J. Koss | ▼ Sell | Open Market | 9,220 | $171K | 8/31/2021 |
| Michael J. Koss | ▲ Buy | Option Exercise | 5,400 | $11K | 8/30/2021 |
| John C. Koss Jr. | ▲ Buy | Option Exercise | 5,000 | $10K | 8/30/2021 |
| John C. Koss Jr. | ▼ Sell | Open Market | 5,000 | $91K | 8/30/2021 |
| Michael J. Koss | ▼ Sell | Open Market | 5,400 | $99K | 8/30/2021 |
| Michael J. Koss | ▲ Buy | Option Exercise | 4,600 | $9K | 8/27/2021 |
| Michael J. Koss | ▼ Sell | Open Market | 4,600 | $83K | 8/27/2021 |
| John C. Koss Jr. | ▲ Buy | Option Exercise | 10,000 | $19K | 8/27/2021 |
| John C. Koss Jr. | ▼ Sell | Open Market | 10,000 | $181K | 8/27/2021 |
| Michael J. Koss | ▲ Buy | Option Exercise | 8,500 | $17K | 8/26/2021 |
| Michael J. Koss | ▼ Sell | Open Market | 8,500 | $156K | 8/26/2021 |
| Michael J. Koss Jr. | ▲ Buy | Option Exercise | 15,000 | $29K | 8/25/2021 |
| Michael J. Koss Jr. | ▲ Buy | Option Exercise | 15,000 | $29K | 8/25/2021 |
| Michael J. Koss Jr. | ▼ Sell | Open Market | 30,000 | $540K | 8/25/2021 |
| John C. Koss Jr. | ▲ Buy | Option Exercise | 25,000 | $73K | 8/24/2021 |
| John C. Koss Jr. | ▼ Sell | Open Market | 13,737 | $251K | 8/24/2021 |
| John C. Koss Jr. | ▼ Sell | Open Market | 25,000 | $501K | 8/24/2021 |
| Michael J. Koss | ▲ Buy | Option Exercise | 16,500 | $32K | 8/24/2021 |
| Michael J. Koss | ▼ Sell | Open Market | 16,500 | $326K | 8/24/2021 |
| David Donnan Smith | ▲ Buy | Option Exercise | 48,000 | $144K | 8/24/2021 |
| David Donnan Smith | ▲ Buy | Option Exercise | 22,000 | $57K | 8/24/2021 |
| David Donnan Smith | ▲ Buy | Option Exercise | 10,000 | $22K | 8/24/2021 |
| David Donnan Smith | ▲ Buy | Option Exercise | 10,000 | $17K | 8/24/2021 |
| David Donnan Smith | ▼ Sell | Open Market | 110,000 | $1.9M | 8/24/2021 |
| John C. Koss Jr. | ▲ Buy | Option Exercise | 25,000 | $49K | 8/24/2021 |
| John C. Koss Jr. | ▲ Buy | Option Exercise | 25,000 | $54K | 8/24/2021 |
| John C. Koss Jr. | ▼ Sell | Open Market | 36,263 | $631K | 8/24/2021 |
| David Donnan Smith | ▲ Buy | Option Exercise | 10,000 | $20K | 8/24/2021 |
| David Donnan Smith | ▲ Buy | Option Exercise | 10,000 | $26K | 8/24/2021 |
| David Donnan Smith | ▼ Sell | Open Market | 42,500 | $937K | 7/1/2021 |
| David Donnan Smith | ▼ Sell | Open Market | 7,500 | $173K | 7/1/2021 |
| Lenore Lillie | ▲ Buy | Option Exercise | 9,000 | $20K | 7/1/2021 |
| Lenore Lillie | ▲ Buy | Option Exercise | 6,000 | $12K | 7/1/2021 |
| Lenore Lillie | ▼ Sell | Open Market | 15,000 | $334K | 7/1/2021 |
| David Donnan Smith | ▲ Buy | Option Exercise | 50,000 | $300K | 7/1/2021 |
| John C. Koss Jr. | ▼ Sell | Open Market | 5,000 | $121K | 6/15/2021 |
| Michael J. Koss Jr. | ▼ Sell | Open Market | 10,000 | $243K | 6/15/2021 |
| John C. Koss Jr. | ▼ Sell | Open Market | 3,000 | $76K | 6/14/2021 |
| John C. Koss Jr. | ▼ Sell | Open Market | 5,000 | $135K | 6/9/2021 |
| John C. Koss Jr. | ▼ Sell | Open Market | 8,133 | $244K | 6/8/2021 |
| John C. Koss Jr. | ▼ Sell | Open Market | 5,000 | $157K | 6/3/2021 |
| John C. Koss Jr. | ▼ Sell | Open Market | 5,000 | $150K | 6/3/2021 |
| John C. Koss Jr. | ▼ Sell | Open Market | 5,000 | $163K | 6/3/2021 |
| John C. Koss Jr. | ▼ Sell | Open Market | 5,000 | $177K | 6/3/2021 |
| John C. Koss Jr. | ▼ Sell | Open Market | 5,000 | $140K | 6/2/2021 |
| Michael J. Koss | ▲ Buy | Option Exercise | 43,221 | $84K | 6/2/2021 |
| Michael J. Koss | ▼ Sell | Open Market | 25,000 | $653K | 6/2/2021 |
| Michael J. Koss | ▼ Sell | Open Market | 10,000 | $282K | 6/2/2021 |
| Michael J. Koss | ▼ Sell | Open Market | 8,221 | $244K | 6/2/2021 |
| Michael J. Koss | ▼ Sell | Open Market | 5,000 | $150K | 6/2/2021 |
| Michael J. Koss Jr. | ▼ Sell | Open Market | 10,000 | $405K | 6/2/2021 |
| Michael J. Koss | ▼ Sell | Open Market | 5,000 | $215K | 6/2/2021 |
| John C. Koss Jr. | ▼ Sell | Open Market | 5,000 | $125K | 6/1/2021 |
| Michael J. Koss | ▲ Buy | Option Exercise | 11,779 | $23K | 6/1/2021 |
| Michael J. Koss | ▼ Sell | Open Market | 11,779 | $295K | 6/1/2021 |
| Theodore Nixon | ▼ Sell | Open Market | 10,000 | $236K | 5/28/2021 |
| Theodore Nixon | ▲ Buy | Option Exercise | 10,000 | $19K | 5/28/2021 |
| John C. Koss Jr. | ▼ Sell | Open Market | 10,000 | $235K | 5/28/2021 |
| Michael J. Koss | ▼ Sell | Open Market | 9,000 | $191K | 5/26/2021 |
| Thomas L. Doerr | ▲ Buy | Option Exercise | 3,333 | $6K | 5/18/2021 |
| Thomas L. Doerr | ▼ Sell | Open Market | 3,333 | $63K | 5/18/2021 |
| Lenore Lillie | ▲ Buy | Option Exercise | 7,550 | $23K | 4/1/2021 |
| Lenore Lillie | ▼ Sell | Open Market | 3,050 | $74K | 4/1/2021 |
| Lenore Lillie | ▼ Sell | Open Market | 4,500 | $100K | 4/1/2021 |
| David Donnan Smith | ▲ Buy | Option Exercise | 10,000 | $20K | 4/1/2021 |
| David Donnan Smith | ▲ Buy | Option Exercise | 6,000 | $16K | 4/1/2021 |
| David Donnan Smith | ▼ Sell | Open Market | 10,500 | $232K | 4/1/2021 |
| David Donnan Smith | ▼ Sell | Open Market | 5,500 | $133K | 4/1/2021 |