Koss Corporation (KOSS) has 20 known insider and institutional holders on record. The largest holder is Koss Family Trust, Dated 9/11/12 with 1,000,885 shares. Other notable holders include KFT Corp and Koss Nancy L.
Over the last 12 months, insiders have made 7 transactions in KOSS stock — 1 buys (valued at $12.4K) and 2 sells (valued at $147.25K). Insider selling has exceeded buying during this period.
KOSS Insider Ownership
Top Holder
Koss Family Trust, Dated 9/11/12
1,000,885 shares
Buys (12 mo)
1
$12.4K value
Sells (12 mo)
2
$147.25K value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
Koss Family Trust, Dated 9/11/12 |
10 Percent Owner |
1,000,885 |
2013-09-10 |
|
| 2 |
Kft Corp |
10 Percent Owner |
983,800 |
2013-09-10 |
|
| 3 |
Koss Nancy L |
10 Percent Owner |
857,949 |
2013-09-10 |
|
| 4 |
Nancy Koss 2012 Trust, Dated 12/20/12 |
10 Percent Owner |
787,949 |
2021-02-05 |
|
| 5 |
Uecker Elizabeth A |
Secretary |
30,000 |
2018-07-27 |
|
| 6 |
Koss Michael J Jr |
VP - Marketing & Product |
26,000 |
2025-06-17 |
|
| 7 |
Koss John C Jr |
Vice President - Sales |
25,000 |
2025-06-17 |
|
| 8 |
Smith David Donnan |
Chief Financial Officer |
25,000 |
2021-01-27 |
|
| 9 |
Sweasy William Jesse |
Director |
20,000 |
2022-06-03 |
|
| 10 |
Koss Michael J |
10 Percent Owner, Officer: President and CEO |
12,000 |
2024-05-31 |
|
| 11 |
Gantz Christopher |
VP, Communication Products |
10,900 |
2004-05-17 |
|
| 12 |
Leveen Steven A |
Director |
10,000 |
2020-11-12 |
|
| 13 |
Stollenwerk John J |
Director |
10,000 |
2012-02-03 |
|
| 14 |
Nixon Theodore |
Director |
10,000 |
2018-05-10 |
|
| 15 |
Mattson Lawrence S. |
Director |
10,000 |
2012-02-03 |
|
| 16 |
Doerr Thomas L. |
Director |
10,000 |
2018-05-14 |
|
| 17 |
Koss John C |
Director |
4,000 |
2013-05-31 |
|
| 18 |
Lillie Lenore |
Director |
2,500 |
2025-12-04 |
|
| 19 |
Mccurdy Jill |
VP - Product Development |
2,500 |
2004-11-04 |
|
| 20 |
Sachdeva Sujata |
VP-finance, Secretary |
1,000 |
2006-06-23 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 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 |
| 2025-06-13 |
Koss Michael J Jr |
VP - Marketing & Product |
Informative Sell |
24,643 |
$4.78 |
$117.79K |
| 2025-06-12 |
Koss Michael J Jr |
VP - Marketing & Product |
Informative Sell |
6,000 |
$4.91 |
$29.46K |
| 2025-06-12 |
Koss John C Jr |
Vice President - Sales |
Option Exercise (Sell) |
1,500 |
$1.90 |
$2.85K |
| 2025-06-11 |
Koss John C Jr |
Vice President - Sales |
Option Exercise (Sell) |
23,500 |
$1.90 |
$44.65K |
| 2025-06-10 |
Koss John C Jr |
Vice President - Sales |
Option Exercise (Sell) |
25,000 |
$1.90 |
$47.5K |
