John C Koss Jr Koss Corp (KOSS) insider trading activity

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
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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