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Overview
Financials
Chart
Business Summary
Filings
Ownership
Valuation
Ownership — KOSS
Institutional Holdings
Insider Transactions
US Institutional Ownership
5.3%
Institution
Shares
Value
Ownership %
Change
Filing Date
VANGUARD CAPITAL MANAGEMENT LLC
189.6K
--
2.00%
--
2026-06-30
BlackRock, Inc.
95.0K
--
1.00%
+5.4K
2026-06-30
GEODE CAPITAL MANAGEMENT, LLC
59.5K
--
0.63%
+3.6K
2026-06-30
CITADEL ADVISORS LLC
33.1K
--
0.35%
--
2026-06-30
VANGUARD FIDUCIARY TRUST CO
30.7K
--
0.32%
-594
2026-06-30
DIMENSIONAL FUND ADVISORS LP
24.4K
--
0.26%
+2.8K
2026-06-30
STATE STREET CORP
18.0K
--
0.19%
--
2026-06-30
JAMES INVESTMENT RESEARCH, INC.
15.5K
--
0.16%
--
2026-06-30
NewEdge Advisors, LLC
15.5K
--
0.16%
--
2026-06-30
NORTHERN TRUST CORP
10.3K
--
0.11%
-4.0K
2026-06-30
UBS Group AG
2.2K
--
0.02%
-4.0K
2026-06-30
Vanguard Global Advisers, LLC
2.0K
--
0.02%
--
2026-06-30
Activest Wealth Management
1.0K
--
0.01%
--
2026-06-30
N.E.W. Advisory Services LLC
1.0K
--
0.01%
--
2026-06-30
Tower Research Capital LLC (TRC)
672
--
0.01%
-540
2026-06-30
CREATIVE FINANCIAL DESIGNS INC /ADV
300
--
0.00%
--
2026-06-30
SBI Securities Co., Ltd.
120
--
0.00%
--
2026-06-30
MORGAN STANLEY
80
--
0.00%
--
2026-06-30
OSAIC HOLDINGS, INC.
50
--
0.00%
--
2026-06-30
Crewe Advisors LLC
20
--
0.00%
--
2026-06-30
Parallel Advisors, LLC
9
--
0.00%
-1
2026-06-30
Caitong International Asset Management Co., Ltd
2
--
0.00%
--
2026-06-30
