KOSS KOSS CORP: institutional ownership and insider trading
24 funds reported holding $2.92M of KOSS CORP in their latest 13F filings; in Q2 2026 funds net bought $72.1K, with 3 new positions and 3 funds selling out; over the last 12 months insiders bought $12.4K and sold $0 on the open market; over its last four quarters it reported revenue of $12.8M and net income of −$1.10M.
KOSS revenue and earnings
- Quarter ended Mar 31, 2026: revenue $2.82M, net income −$547K, EPS -0.06
- Quarter ended Dec 31, 2025: revenue $2.86M, net income −$565K, EPS -0.06
- Quarter ended Sep 30, 2025: revenue $4.07M, net income $244K, EPS 0.03
- Quarter ended Jun 30, 2025: revenue $3.08M, net income −$233K, EPS -0.02
Famous investors holding KOSS
- Ken Griffin (Citadel Advisors): $133K, 0.0% of the portfolio
Largest institutional holders of KOSS
- VANGUARD GROUP INC — $923K
- VANGUARD CAPITAL MANAGEMENT LLC — $760K
- BlackRock, Inc. (BLK) — $381K
- GEODE CAPITAL MANAGEMENT, LLC — $239K
- CITADEL ADVISORS LLC — $133K
- VANGUARD FIDUCIARY TRUST CO — $123K
- DIMENSIONAL FUND ADVISORS LP — $98.0K
- STATE STREET CORP (STT, STT-PG) — $72.1K
- JAMES INVESTMENT RESEARCH, INC. — $62.2K
- NewEdge Advisors, LLC — $62.1K
Recent KOSS insider trades
- Dec 2, 2025: Lillie Lenore bought 2,500 shares ($12.4K)
- Jun 13, 2025: Koss Michael J Jr sold 30,643 shares ($147K)
- Jun 12, 2025: Koss John C Jr sold 50,000 shares ($285K)
- Dec 12, 2024: Koss John C Jr sold 25,000 shares ($185K)
Who owns the most KOSS stock?
The largest institutional holders of KOSS CORP in the latest 13F filings are VANGUARD GROUP INC ($923K), VANGUARD CAPITAL MANAGEMENT LLC ($760K), BlackRock, Inc. (BLK) ($381K).
Are insiders buying or selling KOSS?
Over the last 12 months insiders bought $12.4K and sold $0 of KOSS CORP stock on the open market (SEC Form 4).
Which famous investors own KOSS?
Ken Griffin.
What was KOSS's revenue last quarter?
KOSS CORP reported revenue of $2.82M for the quarter ended March 31, 2026, with net income of −$547K.