KOSS
Koss Corporation$4.30-0.04 (-1.03%)Prev Close$4.35·MCap$38.4M·P/E—·Vol6.0K·Yield—
▲
Buys (12M)
1
$12.4K
▼
Sells (12M)
2
$432.6K
◆
Net Activity
Net Seller
$420.2K
●
Active Insiders
3
last 12 mo
Over the past 12 months, insider activity at Koss Corporation (KOSS) has been dominated by selling, with 1 insider purchase totaling $12.4K and 2 insider sales totaling $432.6K. The most recent insider transaction was by LILLIE LENORE, who purchased $12.4K worth of shares on Dec 4, 2025. Koss Corporation operates in the Technology sector, within the Consumer Electronics industry, with a market cap of $38.4M.
KOSS Insider Trading Activity
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Dec 4, 2025 | LILLIE LENORE | Buy | 2,500 | $4.96 | $12.4K | 2,500 | |
| Jun 17, 2025 | KOSS JOHN C JR | Vice President - Sales | Sell | 50,000 | $5.71 | $285.3K0.5% OS | 196,028 |
| Jun 17, 2025 | Koss Michael J Jr | VP - Marketing & Product | Sell | 30,643 | $4.81 | $147.3K | 26,000-54% |
| Dec 16, 2024 | KOSS JOHN C JR | Vice President - Sales | Sell | 25,000 | $7.39 | $184.7K | 196,028 |
| May 21, 2024 | KOSS JOHN C JR | Vice President - Sales | Sell | 25,000 | $5.25 | $131.3K | 196,028 |
| Jun 3, 2022 | Sweasy William Jesse | Director | Buy | 2,847 | $7.30 | $20.8K | 20,000 |
| Jun 2, 2022 | Sweasy William Jesse | Director | Buy | 17,153 | $6.96 | $119.4K | 17,153 |
| Nov 2, 2021 | Smith David Donnan | Chief Financial Officer | Sell | 10,000 | $15.54 | $155.4K | 0Exit |
| Sep 17, 2021 | Koss Michael J Jr | VP - Marketing & Product | Sell | 24,089 | $17.74 | $427.3K | 26,000-48% |
| Sep 3, 2021 | KOSS MICHAEL J | President and CEO | Sell | 8,500 | $18.33 | $155.8K | 774,907 |
| Sep 2, 2021 | KOSS JOHN C JR | Vice President - Sales | Sell | 10,000 | $18.38 | $183.8K | 151,028 |
| Sep 2, 2021 | KOSS MICHAEL J | President and CEO | Sell | 10,000 | $18.53 | $185.3K | 774,907 |
| Aug 31, 2021 | KOSS JOHN C JR | Vice President - Sales | Sell | 15,000 | $18.13 | $271.9K | 151,028 |
| Aug 31, 2021 | KOSS MICHAEL J | President and CEO | Sell | 10,000 | $18.18 | $181.8K | 774,907 |
| Aug 26, 2021 | KOSS JOHN C JR | Vice President - Sales | Sell | 75,000 | $18.45 | $1.38M0.8% OS | 189,765-28% |
| Aug 26, 2021 | KOSS MICHAEL J | President and CEO | Sell | 16,500 | $19.74 | $325.7K | 774,907 |
| Aug 26, 2021 | Koss Michael J Jr | VP - Marketing & Product | Sell | 30,000 | $18.01 | $540.3K | 26,000-54% |
| Aug 26, 2021 | Smith David Donnan | Chief Financial Officer | Sell | 110,000 | $17.64 | $1.94M1.2% OS | 0Exit |
| Jul 2, 2021 | LILLIE LENORE | VP - Operations | Sell | 15,000 | $22.27 | $334.1K | 0Exit |
| Jul 2, 2021 | Smith David Donnan | Chief Financial Officer | Sell | 50,000 | $22.19 | $1.11M0.5% OS | 7,500-87% |
| Jun 16, 2021 | KOSS JOHN C JR | Vice President - Sales | Sell | 8,000 | $24.59 | $196.7K | 156,028 |
| Jun 16, 2021 | Koss Michael J Jr | VP - Marketing & Product | Sell | 10,000 | $24.30 | $243.0K | 26,000-28% |
| Jun 10, 2021 | KOSS JOHN C JR | Vice President - Sales | Sell | 13,133 | $28.86 | $379.0K | 164,028 |
| Jun 3, 2021 | KOSS JOHN C JR | Vice President - Sales | Sell | 30,000 | $30.37 | $911.0K | 197,161 |
| Jun 3, 2021 | KOSS MICHAEL J | President and CEO | Sell | 65,000 | $28.28 | $1.84M0.7% OS | 793,128 |
| Jun 3, 2021 | Koss Michael J Jr | VP - Marketing & Product | Sell | 10,000 | $40.51 | $405.1K | 36,000 |
| Jun 1, 2021 | KOSS JOHN C JR | Vice President - Sales | Sell | 10,000 | $23.50 | $235.0K | 202,161 |
| Jun 1, 2021 | Nixon Theodore | Director | Sell | 10,000 | $23.58 | $235.8K | 0Exit |
| May 28, 2021 | KOSS MICHAEL J | President and CEO | Sell | 9,000 | $21.26 | $191.3K | 774,907 |
| May 19, 2021 | Doerr Thomas L. | Director | Sell | 3,333 | $18.83 | $62.8K | 0Exit |
| Apr 5, 2021 | LILLIE LENORE | VP - Operations | Sell | 7,550 | $23.04 | $173.9K | 4,500-63% |
| Apr 5, 2021 | Smith David Donnan | Chief Financial Officer | Sell | 16,000 | $22.85 | $365.6K | 5,500-74% |
| Mar 16, 2021 | KOSS MICHAEL J | President and CEO | Sell | 4,122 | $29.99 | $123.6K | 37,000 |
| Mar 12, 2021 | KOSS JOHN C JR | Vice President - Sales | Sell | 29,000 | $28.57 | $828.6K | 236,161 |
| Mar 12, 2021 | KOSS MICHAEL J | President and CEO | Sell | 69,000 | $33.01 | $2.28M0.7% OS | 818,907 |
| Mar 2, 2021 | LILLIE LENORE | VP - Operations | Sell | 22,450 | $16.50 | $370.4K | 0Exit |
| Mar 2, 2021 | Smith David Donnan | Chief Financial Officer | Sell | 24,000 | $16.52 | $396.5K | 1,000-96% |
KOSS Insider Buying Activity
The following table shows recent insider purchases of Koss Corporation (KOSS) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Dec 4, 2025 | LILLIE LENORE | Buy | 2,500 | $4.96 | $12.4K | 2,500 | |
| Jun 3, 2022 | Sweasy William Jesse | Director | Buy | 2,847 | $7.30 | $20.8K | 20,000 |
| Jun 2, 2022 | Sweasy William Jesse | Director | Buy | 17,153 | $6.96 | $119.4K | 17,153 |
KOSS Insider Selling Activity
The following table shows recent insider sales of Koss Corporation (KOSS) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Jun 17, 2025 | KOSS JOHN C JR | Vice President - Sales | Sell | 50,000 | $5.71 | $285.3K0.5% OS | 196,028 |
| Jun 17, 2025 | Koss Michael J Jr | VP - Marketing & Product | Sell | 30,643 | $4.81 | $147.3K | 26,000-54% |
| Dec 16, 2024 | KOSS JOHN C JR | Vice President - Sales | Sell | 25,000 | $7.39 | $184.7K | 196,028 |
| May 21, 2024 | KOSS JOHN C JR | Vice President - Sales | Sell | 25,000 | $5.25 | $131.3K | 196,028 |
| Nov 2, 2021 | Smith David Donnan | Chief Financial Officer | Sell | 10,000 | $15.54 | $155.4K | 0Exit |
| Sep 17, 2021 | Koss Michael J Jr | VP - Marketing & Product | Sell | 24,089 | $17.74 | $427.3K | 26,000-48% |
| Sep 3, 2021 | KOSS MICHAEL J | President and CEO | Sell | 8,500 | $18.33 | $155.8K | 774,907 |
| Sep 2, 2021 | KOSS JOHN C JR | Vice President - Sales | Sell | 10,000 | $18.38 | $183.8K | 151,028 |
| Sep 2, 2021 | KOSS MICHAEL J | President and CEO | Sell | 10,000 | $18.53 | $185.3K | 774,907 |
| Aug 31, 2021 | KOSS JOHN C JR | Vice President - Sales | Sell | 15,000 | $18.13 | $271.9K | 151,028 |
| Aug 31, 2021 | KOSS MICHAEL J | President and CEO | Sell | 10,000 | $18.18 | $181.8K | 774,907 |
| Aug 26, 2021 | KOSS JOHN C JR | Vice President - Sales | Sell | 75,000 | $18.45 | $1.38M0.8% OS | 189,765-28% |
| Aug 26, 2021 | KOSS MICHAEL J | President and CEO | Sell | 16,500 | $19.74 | $325.7K | 774,907 |
| Aug 26, 2021 | Koss Michael J Jr | VP - Marketing & Product | Sell | 30,000 | $18.01 | $540.3K | 26,000-54% |
| Aug 26, 2021 | Smith David Donnan | Chief Financial Officer | Sell | 110,000 | $17.64 | $1.94M1.2% OS | 0Exit |
| Jul 2, 2021 | LILLIE LENORE | VP - Operations | Sell | 15,000 | $22.27 | $334.1K | 0Exit |
| Jul 2, 2021 | Smith David Donnan | Chief Financial Officer | Sell | 50,000 | $22.19 | $1.11M0.5% OS | 7,500-87% |
| Jun 16, 2021 | KOSS JOHN C JR | Vice President - Sales | Sell | 8,000 | $24.59 | $196.7K | 156,028 |
| Jun 16, 2021 | Koss Michael J Jr | VP - Marketing & Product | Sell | 10,000 | $24.30 | $243.0K | 26,000-28% |
| Jun 10, 2021 | KOSS JOHN C JR | Vice President - Sales | Sell | 13,133 | $28.86 | $379.0K | 164,028 |
| Jun 3, 2021 | KOSS JOHN C JR | Vice President - Sales | Sell | 30,000 | $30.37 | $911.0K | 197,161 |
| Jun 3, 2021 | KOSS MICHAEL J | President and CEO | Sell | 65,000 | $28.28 | $1.84M0.7% OS | 793,128 |
| Jun 3, 2021 | Koss Michael J Jr | VP - Marketing & Product | Sell | 10,000 | $40.51 | $405.1K | 36,000 |
| Jun 1, 2021 | KOSS JOHN C JR | Vice President - Sales | Sell | 10,000 | $23.50 | $235.0K | 202,161 |
| Jun 1, 2021 | Nixon Theodore | Director | Sell | 10,000 | $23.58 | $235.8K | 0Exit |
| May 28, 2021 | KOSS MICHAEL J | President and CEO | Sell | 9,000 | $21.26 | $191.3K | 774,907 |
| May 19, 2021 | Doerr Thomas L. | Director | Sell | 3,333 | $18.83 | $62.8K | 0Exit |
| Apr 5, 2021 | LILLIE LENORE | VP - Operations | Sell | 7,550 | $23.04 | $173.9K | 4,500-63% |
| Apr 5, 2021 | Smith David Donnan | Chief Financial Officer | Sell | 16,000 | $22.85 | $365.6K | 5,500-74% |
| Mar 16, 2021 | KOSS MICHAEL J | President and CEO | Sell | 4,122 | $29.99 | $123.6K | 37,000 |
| Mar 12, 2021 | KOSS JOHN C JR | Vice President - Sales | Sell | 29,000 | $28.57 | $828.6K | 236,161 |
| Mar 12, 2021 | KOSS MICHAEL J | President and CEO | Sell | 69,000 | $33.01 | $2.28M0.7% OS | 818,907 |
| Mar 2, 2021 | LILLIE LENORE | VP - Operations | Sell | 22,450 | $16.50 | $370.4K | 0Exit |
| Mar 2, 2021 | Smith David Donnan | Chief Financial Officer | Sell | 24,000 | $16.52 | $396.5K | 1,000-96% |