John C Koss Jr is Vice President - Sales of KOSS CORP. Currently has a direct ownership of 196,028 shares of KOSS, which is worth approximately $1.04 Million. The most recent transaction as insider was on Jun 12, 2025, when has been sold 1,500 shares (Common Stock) at a price of $5.02 per share, resulting in proceeds of $7,529. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 196K
0% 3M change
0% 12M change
Total Value Held $1.04 Million

JOHN C KOSS Jr Transaction History

Date Transaction Value Shares Traded Shares Held Form
Jun 12 2025
SELL
Open market or private sale
$7,529 $5.02 p/Share
1,500 Reduced 0.76%
196,028 Common Stock
Jun 12 2025
BUY
Exercise of conversion of derivative security
$2,850 $1.9 p/Share
1,500 Added 0.75%
197,528 Common Stock
Jun 11 2025
SELL
Open market or private sale
$132,775 $5.65 p/Share
23,500 Reduced 10.7%
196,028 Common Stock
Jun 11 2025
BUY
Exercise of conversion of derivative security
$44,650 $1.9 p/Share
23,500 Added 9.67%
219,528 Common Stock
Jun 10 2025
SELL
Open market or private sale
$145,000 $5.8 p/Share
25,000 Reduced 11.31%
196,028 Common Stock
Jun 10 2025
BUY
Exercise of conversion of derivative security
$47,500 $1.9 p/Share
25,000 Added 10.16%
221,028 Common Stock
Dec 12 2024
SELL
Open market or private sale
$184,750 $7.39 p/Share
25,000 Reduced 11.31%
196,028 Common Stock
Dec 12 2024
BUY
Exercise of conversion of derivative security
$47,500 $1.9 p/Share
25,000 Added 10.16%
221,028 Common Stock
May 20 2024
SELL
Open market or private sale
$131,250 $5.25 p/Share
25,000 Reduced 11.31%
196,028 Common Stock
May 20 2024
BUY
Exercise of conversion of derivative security
$54,250 $2.17 p/Share
25,000 Added 10.16%
221,028 Common Stock
Aug 31 2021
SELL
Open market or private sale
$183,800 $18.38 p/Share
10,000 Reduced 6.21%
151,028 Common Stock
Aug 31 2021
BUY
Exercise of conversion of derivative security
$19,000 $1.9 p/Share
10,000 Added 5.85%
161,028 Common Stock
Aug 30 2021
SELL
Open market or private sale
$91,300 $18.26 p/Share
5,000 Reduced 3.2%
151,028 Common Stock
Aug 30 2021
BUY
Exercise of conversion of derivative security
$9,500 $1.9 p/Share
5,000 Added 3.11%
156,028 Common Stock
Aug 27 2021
SELL
Open market or private sale
$180,600 $18.06 p/Share
10,000 Reduced 6.21%
151,028 Common Stock
Aug 27 2021
BUY
Exercise of conversion of derivative security
$19,000 $1.9 p/Share
10,000 Added 5.85%
161,028 Common Stock
Aug 24 2021
SELL
Open market or private sale
$1,393,500 $18.58 p/Share
75,000 Reduced 33.18%
151,028 Common Stock
Aug 24 2021
BUY
Exercise of conversion of derivative security
$176,250 $2.35 p/Share
75,000 Added 24.91%
226,028 Common Stock
Jun 15 2021
SELL
Open market or private sale
$121,100 $24.22 p/Share
5,000 Reduced 3.2%
151,028 Common Stock
Jun 14 2021
SELL
Open market or private sale
$75,600 $25.2 p/Share
3,000 Reduced 1.89%
156,028 Common Stock
Jun 09 2021
SELL
Open market or private sale
$135,000 $27.0 p/Share
5,000 Reduced 3.05%
159,028 Common Stock
Jun 08 2021
SELL
Open market or private sale
$243,990 $30.0 p/Share
8,133 Reduced 4.72%
164,028 Common Stock
Jun 03 2021
SELL
Open market or private sale
$646,000 $32.3 p/Share
20,000 Reduced 10.41%
172,161 Common Stock
Jun 02 2021
SELL
Open market or private sale
$140,000 $28.0 p/Share
5,000 Reduced 2.54%
192,161 Common Stock
Jun 01 2021
SELL
Open market or private sale
$125,000 $25.0 p/Share
5,000 Reduced 2.47%
197,161 Common Stock
JCK

John C Koss Jr

Vice President - Sales
Milwaukee, WI

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