Michael J. Koss

Companies

• Koss CorporationPresident Dec 10, 2010 to now¹
• Koss CorporationBoard member Dec 17, 2003 to now²
• Koss CorporationChief executive officer Dec 17, 2003 to now²
• Koss CorporationChief financial officer Dec 17, 2003 to Aug 11, 2008²

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• Koss Corporation KOSS932,708 shares³$3.5M at $3.74Feb 17, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Feb 17, 2026Other 12,000 shares of Koss Corporation³
• May 30, 2024Other 15,000 shares of Koss Corporation⁴
• Mar 23, 2022Z 2,696,634 shares of Koss Corporation⁵
• Mar 23, 2022Z 983,800 shares of Koss Corporation⁵
• Mar 23, 2022Z 707,949 shares of Koss Corporation⁵
• Mar 23, 2022Z 1,000,885 shares of Koss Corporation⁵
• Sep 1, 2021Sold 780 shares at $18.75 of Koss Corporation⁶
• Sep 1, 2021Exercised options 780 shares at $1.95 of Koss Corporation⁶
• Aug 31, 2021Sold 9,220 shares at $18.51 of Koss Corporation⁶
• Aug 31, 2021Exercised options 9,220 shares at $1.95 of Koss Corporation⁶
• Aug 30, 2021Sold 5,400 shares at $18.28 of Koss Corporation⁷
• Aug 30, 2021Exercised options 5,400 shares at $1.95 of Koss Corporation⁷
• Aug 27, 2021Sold 4,600 shares at $18.06 of Koss Corporation⁷
• Aug 27, 2021Exercised options 4,600 shares at $1.95 of Koss Corporation⁷
• Aug 26, 2021Sold 8,500 shares at $18.33 of Koss Corporation⁸
• Aug 26, 2021Exercised options 8,500 shares at $1.95 of Koss Corporation⁸
• Aug 24, 2021Sold 16,500 shares at $19.74 of Koss Corporation⁹
• Aug 24, 2021Exercised options 16,500 shares at $1.95 of Koss Corporation⁹
• Jun 2, 2021Sold 5,000 shares at $43.00 of Koss Corporation¹⁰
• Jun 2, 2021Sold 5,000 shares at $30.00 of Koss Corporation¹⁰
• Jun 2, 2021Sold 8,221 shares at $29.63 of Koss Corporation¹⁰
• Jun 2, 2021Sold 10,000 shares at $28.18 of Koss Corporation¹⁰
• Jun 2, 2021Sold 25,000 shares at $26.11 of Koss Corporation¹⁰
• Jun 2, 2021Exercised options 43,221 shares at $1.95 of Koss Corporation¹⁰
• Jun 1, 2021Sold 11,779 shares at $25.04 of Koss Corporation¹⁰