There are no significant Insider Shareholders in Koss as of December 12, 2025.
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Michael J Koss | President And CEO | 786,907 | 02 Sep, 2021 |
| Koss 2012 Trust, Dated 12/20/12 Nancy | 757,949 | 05 Feb, 2021 | |
| John C Jr Koss | Vice President Sales | 196,028 | 17 Jun, 2025 |
| Michael J Jr Koss | VP Marketing & Product | 26,000 | 17 Jun, 2025 |
| William Jesse Sweasy | 20,000 | 03 Jun, 2022 | |
| Lenore Lillie | 2,500 | 04 Dec, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 02 Dec, 2025 | Lenore Lillie | Common Stock | A | 2,500 | $4.96 | 2,500 | D | P |
| 12 Jun, 2025 | Michael J Jr Koss | - | - | 32,000 | D | |||
| 12 Jun, 2025 | Michael J Jr Koss | Common Stock | A | 6,000 | $1.90 | 32,000 | D | M |
| 12 Jun, 2025 | Michael J Jr Koss | - | - | 26,000 | D | |||
| 12 Jun, 2025 | Michael J Jr Koss | Common Stock | D | 6,000 | $4.91 | 26,000 | D | S |
| 13 Jun, 2025 | Michael J Jr Koss | - | - | 50,643 | D | |||
| 13 Jun, 2025 | Michael J Jr Koss | Common Stock | A | 24,643 | $1.90 | 50,643 | D | M |
| 13 Jun, 2025 | Michael J Jr Koss | - | - | 26,000 | D | |||
| 13 Jun, 2025 | Michael J Jr Koss | Common Stock | D | 24,643 | $4.78 | 26,000 | D | S |
| 10 Jun, 2025 | John C Jr Koss | Common Stock | A | 25,000 | $1.90 | 221,028 | D | M |
| 10 Jun, 2025 | John C Jr Koss | - | - | 221,028 | D | |||
| 10 Jun, 2025 | John C Jr Koss | Common Stock | D | 25,000 | $5.80 | 196,028 | D | S |
| 10 Jun, 2025 | John C Jr Koss | - | - | 196,028 | D | |||
| 11 Jun, 2025 | John C Jr Koss | - | - | 219,528 | D | |||
| 11 Jun, 2025 | John C Jr Koss | Common Stock | A | 23,500 | $1.90 | 219,528 | D | M |
| 11 Jun, 2025 | John C Jr Koss | - | - | 196,028 | D | |||
| 11 Jun, 2025 | John C Jr Koss | Common Stock | D | 23,500 | $5.65 | 196,028 | D | S |
| 12 Jun, 2025 | John C Jr Koss | - | - | 197,528 | D | |||
| 12 Jun, 2025 | John C Jr Koss | Common Stock | A | 1,500 | $1.90 | 197,528 | D | M |
| 12 Jun, 2025 | John C Jr Koss | - | - | 196,028 | D |