Koss Corp (KOSS) Institutional Ownership

Institutions by Trading Activity

0Shares Outstanding

2,936,727Shares held by institutions

$10,278,545Value of institutional holdings

35.77%Institutional ownership %

0.60%Shares Changed QoQ

20No. of institutional investors

Koss Corp (NASDAQ:KOSS) is held by 22 institutional investors per 13F filings through December 2025.

They owned 5.1% of outstanding stock in December 2025, down from 5.6% the prior quarter.
Their total shares held in KOSS decreased -1.63% from the prior quarter, while the number of investors in Koss decreased 24.14% year over year.
Activity in KOSS broke down as 7 buyers, 4 sellers, and 11 unchanged among 22 total holders.
The aggregate institutional position in Koss amounted to 483.82K shares as of December 2025, down by 8.02K shares quarter on quarter, and down 92.56K shares year over year.
VANGUARD GROUP INC leads ownership in KOSS with 222.99K shares as of December 31, 2025, equal to 2.36% of outstanding shares.
Leading buyers of Koss shares for the quarter ending December 2025 were XTX Topco Ltd (12.18K), SageView Advisory Group, LLC (5.0K), GEODE CAPITAL MANAGEMENT, LLC (1.9K), N.E.W. Advisory Services LLC (1.0K), BlackRock, Inc. (552).
The largest sellers of Koss for the quarter ending December 2025 were VANGUARD GROUP INC (22.72K), UBS Group AG (5.56K), Bank Of America Corp /De/ (396), Northern Trust Corp (137).
According to Business Quant data, leading holders of KOSS for December 2025 are VANGUARD GROUP INC (222.99K), BlackRock, Inc. (88.4K), GEODE CAPITAL MANAGEMENT, LLC (60.34K), DIMENSIONAL FUND ADVISORS LP (23.34K), State Street Corp (17.97K), Northern Trust Corp (14.28K), XTX Topco Ltd (12.18K), JAMES INVESTMENT RESEARCH, INC. (10.58K), NewEdge Advisors, LLC (10.58K), UBS Group AG (8.05K).

2,936,727 Total Shares Held

Rows:

Owner Name	Date	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	552	0.63%	$0.00
VANGUARD GROUP INC	31 Dec, 2025	-22,719	-9.25%	$0.00
XTX Topco Ltd	31 Dec, 2025	12,185	0.00%	$0.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	1,903	3.26%	$0.00
NewEdge Advisors, LLC	31 Dec, 2025	0	0.00%	$0.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	0	0.00%	$0.00
UBS Group AG	31 Dec, 2025	-5,555	-40.82%	$0.00
State Street Corp	31 Dec, 2025	0	0.00%	$0.00
SageView Advisory Group, LLC	31 Dec, 2025	5,000	0.00%	$0.00
Northern Trust Corp	31 Dec, 2025	-137	-0.95%	$0.00
Activest Wealth Management	31 Dec, 2025	0	0.00%	$0.00
N.E.W. Advisory Services LLC	31 Dec, 2025	1,000	0.00%	$0.00
JAMES INVESTMENT RESEARCH, INC.	31 Dec, 2025	0	0.00%	$0.00
SBI Securities Co., Ltd.	31 Dec, 2025	0	0.00%	$0.00
Pnc Financial Services Group, Inc.	31 Dec, 2025	0	0.00%	$0.00
OSAIC HOLDINGS, INC.	31 Dec, 2025	0	0.00%	$0.00
Morgan Stanley	31 Dec, 2025	0	0.00%	$0.00
Fairway Wealth LLC	31 Dec, 2025	34	0.00%	$0.00
Tower Research Capital LLC (TRC)	31 Dec, 2025	110	16.34%	$0.00
Crewe Advisors LLC	31 Dec, 2025	0	0.00%	$0.00

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