KOSS Insider Transactions
315 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–100; provenance stays internal.
KOSS insiders transaction timeline
PurchaseSale
| Insider profile | Role | Date | Transaction | Shares | Price |
|---|---|---|---|---|---|
| LILLIE LENORE | Director | 2025-12-02 | Purchase | 2,500.0 | $4.96 |
| Koss Michael J Jr | VP - Marketing & Product | 2025-06-13 | Sale | 24,643.0 | $4.78 |
| KOSS JOHN C JR | Vice President - Sales | 2025-06-12 | Sale | 1,500.0 | $5.02 |
| Koss Michael J Jr | VP - Marketing & Product | 2025-06-12 | Sale | 6,000.0 | $4.91 |
| KOSS JOHN C JR | Vice President - Sales | 2025-06-11 | Sale | 23,500.0 | $5.65 |
| KOSS JOHN C JR | Vice President - Sales | 2025-06-10 | Sale | 25,000.0 | $5.8 |
| KOSS JOHN C JR | Vice President - Sales | 2024-12-12 | Sale | 25,000.0 | $7.39 |
| KOSS JOHN C JR | Vice President - Sales | 2024-05-20 | Sale | 25,000.0 | $5.25 |
| Sweasy William Jesse | Director | 2022-06-02 | Purchase | 2,847.0 | $7.3 |
| Sweasy William Jesse | Director | 2022-06-01 | Purchase | 17,153.0 | $6.96 |
| Smith David Donnan | Chief Financial Officer | 2021-11-02 | Sale | 10,000.0 | $15.54 |
| Koss Michael J Jr | VP - Marketing & Product | 2021-09-15 | Sale | 24,089.0 | $17.74 |
| KOSS MICHAEL J | President and CEO | 2021-09-01 | Sale | 780.0 | $18.75 |
| KOSS JOHN C JR | Vice President - Sales | 2021-08-31 | Sale | 10,000.0 | $18.38 |
| KOSS MICHAEL J | President and CEO | 2021-08-31 | Sale | 9,220.0 | $18.51 |
| KOSS JOHN C JR | Vice President - Sales | 2021-08-30 | Sale | 5,000.0 | $18.26 |
| KOSS MICHAEL J | President and CEO | 2021-08-30 | Sale | 5,400.0 | $18.28 |
| KOSS JOHN C JR | Vice President - Sales | 2021-08-27 | Sale | 10,000.0 | $18.06 |
| KOSS MICHAEL J | President and CEO | 2021-08-27 | Sale | 4,600.0 | $18.06 |
| KOSS MICHAEL J | President and CEO | 2021-08-26 | Sale | 8,500.0 | $18.33 |
| Koss Michael J Jr | VP - Marketing & Product | 2021-08-25 | Sale | 30,000.0 | $18.01 |
| Smith David Donnan | Chief Financial Officer | 2021-08-24 | Sale | 110,000.0 | $17.64 |
| KOSS JOHN C JR | Vice President - Sales | 2021-08-24 | Sale | 25,000.0 | $20.06 |
| KOSS JOHN C JR | Vice President - Sales | 2021-08-24 | Sale | 13,737.0 | $18.27 |
| KOSS JOHN C JR | Vice President - Sales | 2021-08-24 | Sale | 36,263.0 | $17.4 |
| KOSS MICHAEL J | President and CEO | 2021-08-24 | Sale | 16,500.0 | $19.74 |
| Smith David Donnan | Chief Financial Officer | 2021-07-01 | Sale | 7,500.0 | $23.0 |
| Smith David Donnan | Chief Financial Officer | 2021-07-01 | Sale | 42,500.0 | $22.05 |
| LILLIE LENORE | VP - Operations | 2021-07-01 | Sale | 15,000.0 | $22.27 |
| KOSS JOHN C JR | Vice President - Sales | 2021-06-15 | Sale | 5,000.0 | $24.22 |
| Koss Michael J Jr | VP - Marketing & Product | 2021-06-15 | Sale | 10,000.0 | $24.3 |
| KOSS JOHN C JR | Vice President - Sales | 2021-06-14 | Sale | 3,000.0 | $25.2 |
| KOSS JOHN C JR | Vice President - Sales | 2021-06-09 | Sale | 5,000.0 | $27.0 |
| KOSS JOHN C JR | Vice President - Sales | 2021-06-08 | Sale | 8,133.0 | $30.0 |
| KOSS JOHN C JR | Vice President - Sales | 2021-06-03 | Sale | 5,000.0 | $35.36 |
| KOSS JOHN C JR | Vice President - Sales | 2021-06-03 | Sale | 5,000.0 | $32.5 |
| KOSS JOHN C JR | Vice President - Sales | 2021-06-03 | Sale | 5,000.0 | $30.0 |
| KOSS JOHN C JR | Vice President - Sales | 2021-06-03 | Sale | 5,000.0 | $31.35 |
| Koss Michael J Jr | VP - Marketing & Product | 2021-06-02 | Sale | 10,000.0 | $40.51 |
| KOSS JOHN C JR | Vice President - Sales | 2021-06-02 | Sale | 5,000.0 | $28.0 |
| KOSS MICHAEL J | President and CEO | 2021-06-02 | Sale | 5,000.0 | $43.0 |
| KOSS MICHAEL J | President and CEO | 2021-06-02 | Sale | 5,000.0 | $30.0 |
| KOSS MICHAEL J | President and CEO | 2021-06-02 | Sale | 8,221.0 | $29.63 |
| KOSS MICHAEL J | President and CEO | 2021-06-02 | Sale | 10,000.0 | $28.18 |
| KOSS MICHAEL J | President and CEO | 2021-06-02 | Sale | 25,000.0 | $26.11 |
| KOSS JOHN C JR | Vice President - Sales | 2021-06-01 | Sale | 5,000.0 | $25.0 |
| KOSS MICHAEL J | President and CEO | 2021-06-01 | Sale | 11,779.0 | $25.04 |
| Nixon Theodore | Director | 2021-05-28 | Sale | 10,000.0 | $23.58 |
| KOSS JOHN C JR | Vice President - Sales | 2021-05-28 | Sale | 10,000.0 | $23.5 |
| KOSS MICHAEL J | President and CEO | 2021-05-26 | Sale | 9,000.0 | $21.26 |
| Doerr Thomas L. | Director | 2021-05-18 | Sale | 3,333.0 | $18.83 |
| LILLIE LENORE | VP - Operations | 2021-04-01 | Sale | 4,500.0 | $22.12 |
| LILLIE LENORE | VP - Operations | 2021-04-01 | Sale | 3,050.0 | $24.39 |
| Smith David Donnan | Chief Financial Officer | 2021-04-01 | Sale | 5,500.0 | $24.24 |
| Smith David Donnan | Chief Financial Officer | 2021-04-01 | Sale | 10,500.0 | $22.12 |
| KOSS MICHAEL J | President and CEO | 2021-03-12 | Sale | 4,122.0 | $29.99 |
| KOSS JOHN C JR | Vice President - Sales | 2021-03-10 | Sale | 4,000.0 | $36.72 |
| KOSS JOHN C JR | Vice President - Sales | 2021-03-10 | Sale | 5,000.0 | $30.0 |
| KOSS JOHN C JR | Vice President - Sales | 2021-03-10 | Sale | 10,000.0 | $27.95 |
| KOSS JOHN C JR | Vice President - Sales | 2021-03-10 | Sale | 10,000.0 | $25.22 |
| KOSS MICHAEL J | President and CEO | 2021-03-10 | Sale | 10,000.0 | $38.05 |
| KOSS MICHAEL J | President and CEO | 2021-03-10 | Sale | 4,000.0 | $29.1 |
| KOSS MICHAEL J | President and CEO | 2021-03-10 | Sale | 10,000.0 | $29.0 |
| KOSS MICHAEL J | President and CEO | 2021-03-10 | Sale | 5,000.0 | $39.9 |
| KOSS MICHAEL J | President and CEO | 2021-03-10 | Sale | 20,000.0 | $37.72 |
| KOSS MICHAEL J | President and CEO | 2021-03-10 | Sale | 20,000.0 | $26.85 |
| Smith David Donnan | Chief Financial Officer | 2021-03-01 | Sale | 1,000.0 | $17.01 |
| Smith David Donnan | Chief Financial Officer | 2021-03-01 | Sale | 23,000.0 | $16.5 |
| LILLIE LENORE | VP - Operations | 2021-03-01 | Sale | 22,450.0 | $16.5 |
| Koss Michael J Jr | VP - Marketing & Product | 2021-02-25 | Sale | 11,000.0 | $32.89 |
| Koss Michael J Jr | VP - Marketing & Product | 2021-02-25 | Sale | 4,000.0 | $31.25 |
| KOSS JOHN C JR | Vice President - Sales | 2021-02-25 | Sale | 40,000.0 | $27.06 |
| KOSS JOHN C JR | Vice President - Sales | 2021-02-25 | Sale | 10,000.0 | $23.51 |
| KOSS JOHN C JR | Vice President - Sales | 2021-02-25 | Sale | 10,000.0 | $30.13 |
| KOSS MICHAEL J | President and CEO | 2021-02-25 | Sale | 40,000.0 | $27.06 |
| KOSS MICHAEL J | President and CEO | 2021-02-25 | Sale | 10,000.0 | $23.51 |
| KOSS MICHAEL J | President and CEO | 2021-02-25 | Sale | 10,000.0 | $32.5 |
| KOSS MICHAEL J | President and CEO | 2021-02-25 | Sale | 10,000.0 | $32.5 |
| KOSS MICHAEL J | President and CEO | 2021-02-25 | Sale | 25,000.0 | $30.23 |
| KOSS JOHN C JR | Vice President - Sales | 2021-02-04 | Sale | 5,000.0 | $24.0 |
| KOSS JOHN C JR | Vice President - Sales | 2021-02-03 | Sale | 10,000.0 | $25.44 |
| KOSS MICHAEL J | President and CEO | 2021-02-03 | Sale | 11,000.0 | $27.13 |
| KOSS MICHAEL J | President and CEO | 2021-02-03 | Sale | 5,000.0 | $26.0 |
| KOSS MICHAEL J | President and CEO | 2021-02-03 | Sale | 20,000.0 | $26.58 |
| Nancy Koss 2012 Trust, Dated 12/20/12 | TenPercentOwner | 2021-02-02 | Sale | 30,000.0 | $19.84 |
| LILLIE LENORE | VP - Operations | 2021-02-02 | Sale | 27,500.0 | $18.2 |
| LILLIE LENORE | VP - Operations | 2021-02-02 | Sale | 2,588.0 | $19.98 |
| LILLIE LENORE | VP - Operations | 2021-02-02 | Sale | 3,000.0 | $21.6 |
| LILLIE LENORE | VP - Operations | 2021-02-02 | Sale | 1,000.0 | $23.44 |
| LILLIE LENORE | VP - Operations | 2021-02-02 | Sale | 1,000.0 | $26.97 |
| Koss Michael J Jr | VP - Marketing & Product | 2021-02-02 | Sale | 13,948.0 | $25.98 |
| KOSS JOHN C JR | Vice President - Sales | 2021-02-02 | Sale | 30,000.0 | $19.84 |
| KOSS JOHN C JR | Vice President - Sales | 2021-02-02 | Sale | 5,133.0 | $18.07 |
| KOSS JOHN C JR | Vice President - Sales | 2021-02-02 | Sale | 35,000.0 | $23.56 |
| KOSS MICHAEL J | President and CEO | 2021-02-02 | Sale | 30,000.0 | $19.84 |
| Nancy Koss 2012 Trust, Dated 12/20/12 | TenPercentOwner | 2021-02-01 | Sale | 20,000.0 | $35.01 |
| Nancy Koss 2012 Trust, Dated 12/20/12 | TenPercentOwner | 2021-02-01 | Sale | 20,000.0 | $41.81 |
| Nancy Koss 2012 Trust, Dated 12/20/12 | TenPercentOwner | 2021-02-01 | Sale | 5,000.0 | $44.0 |
| Nancy Koss 2012 Trust, Dated 12/20/12 | TenPercentOwner | 2021-02-01 | Sale | 25,000.0 | $48.26 |
| Leveen Steven A | Director | 2021-02-01 | Sale | 5,000.0 | $38.25 |