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Koss Corp

KOSS
Exchange
Nasdaq
Industry
Household Audio & Video Equipment
SEC CIK
0000056701

No open-market purchases or sales by Koss Corp insiders were filed in the last 90 days; 23 institutions reported holding it in 13F filings for Q2 2026, worth $2.00M in total; no superinvestor holds it.

13F holders, Q1 2025

Institutional positions in Koss Corp as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
22
−6 vs. Q4 2024
Shares held
3.35M
+2.77M (+471.2%) vs. Q4 2024
Total value
$15.8M
+$11.5M (+265.3%) vs. Q4 2024
New holders
3
7 more added
Sold out
9
3 more reduced

Compare with Q4 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting KOSS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2025: 22 institutions
Q1 2021: 24 institutionsQ2 2021: 30 institutionsQ3 2021: 25 institutionsQ4 2021: 25 institutionsQ1 2022: 21 institutionsQ2 2022: 19 institutionsQ3 2022: 20 institutionsQ4 2022: 24 institutionsQ1 2023: 18 institutionsQ2 2023: 17 institutionsQ3 2023: 20 institutionsQ4 2023: 20 institutionsQ1 2024: 21 institutionsQ2 2024: 21 institutionsQ3 2024: 22 institutionsQ4 2024: 28 institutionsQ1 2025: 22 institutionsQ2 2025: 20 institutionsQ3 2025: 23 institutionsQ4 2025: 22 institutionsQ1 2026: 23 institutionsQ2 2026: 23 institutions
Value heldQ1 2025: $15.8M
Q1 2021: $12.5MQ2 2021: $25.9MQ3 2021: $8.81MQ4 2021: $12.5MQ1 2022: $5.12MQ2 2022: $4.10MQ3 2022: $3.78MQ4 2022: $3.26MQ1 2023: $2.69MQ2 2023: $2.11MQ3 2023: $1.70MQ4 2023: $1.94MQ1 2024: $1.54MQ2 2024: $2.61MQ3 2024: $3.15MQ4 2024: $4.33MQ1 2025: $15.8MQ2 2025: $17.2MQ3 2025: $2.75MQ4 2025: $2.02MQ1 2026: $1.72MQ2 2026: $2.00M
Institutions holding KOSS and their total value by quarter
QuarterHoldersValue
Q2 202623$2.00M
Q1 202623$1.72M
Q4 202522$2.02M
Q3 202523$2.75M
Q2 202520$17.2M
Q1 202522$15.8M
Q4 202428$4.33M
Q3 202422$3.15M
Q2 202421$2.61M
Q1 202421$1.54M
Q4 202320$1.94M
Q3 202320$1.70M
Q2 202317$2.11M
Q1 202318$2.69M
Q4 202224$3.26M
Q3 202220$3.78M
Q2 202219$4.10M
Q1 202221$5.12M
Q4 202125$12.5M
Q3 202125$8.81M
Q2 202130$25.9M
Q1 202124$12.5M

Institutions, Q1 2025

Shares, value and share of portfolio for each institution holding Koss Corp; share changes are against Q4 2024.

Institutions holding KOSS in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Lido Advisors, LLC2,892,662$13.7M0.08%+2,892,662New
Vanguard Group Inc252,749$1.19M0.00%+1,808+0.7%Added
BlackRock, Inc.74,766$352.9K0.00%−740−1.0%Reduced
Geode Capital Management, LLC60,638$286.3K0.00%+480+0.8%Added
State Street Corp17,974$84.8K0.00%00.0%Unchanged
Northern Trust Corp12,117$57.2K0.00%−47−0.4%Reduced
James Investment Research Inc10,575$49.9K0.01%00.0%Unchanged
GWM Advisors LLC10,575$49.9K0.00%00.0%Unchanged
UBS Group AG7,692$36.3K0.00%+3,773+96.3%Added
The PNC Financial Services Group, Inc.7,000$33.0K0.00%00.0%Unchanged
Morgan Stanley3,080$14.5K0.00%+1,000+48.1%Added
N.E.W. Advisory Services LLC2,000$9.44K0.00%+2,000New
Activest Wealth Management1,000$4.72K0.00%00.0%Unchanged
Royal Bank of Canada668$3.00K0.00%−62−8.5%Reduced
Creative Financial Designs Inc300$1.42K0.00%00.0%Unchanged
Bank of America Corp146$6890.00%+103+239.5%Added
SBI Securities Co., Ltd.121$5710.00%+110+1,000.0%Added
Advisor Group Holdings, Inc.50$2360.00%00.0%Unchanged
Citigroup Inc28$1320.00%+28New
Crewe Advisors LLC20$950.00%00.0%Unchanged
PSI Advisors, LLC20$940.00%00.0%Unchanged
Guardian Wealth Management, Inc.7$330.00%+1+16.7%Added
Marshall Wace, LLP0$00.00%−60,580−100.0%Sold out
Citadel Advisors LLC0$00.00%−28,725−100.0%Sold out
Jane Street Group, LLC0$00.00%−16,982−100.0%Sold out
Susquehanna International Group, LLP0$00.00%−13,919−100.0%Sold out
Virtu Financial LLC0$00.00%−12,399−100.0%Sold out
R Squared Ltd0$00.00%−1,480−100.0%Sold out
Caitong International Asset Management Co., Ltd0$00.00%−69−100.0%Sold out
BNP Paribas Arbitrage, SA0$00.00%−24−100.0%Sold out
Nelson, Van Denburg & Campbell Wealth Management Group, LLC0$00.00%−7−100.0%Sold out