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 2026
Institutional positions in Koss Corp as of Mar 31, 2026. 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
- 23
- +2 vs. Q4 2025
- Shares held
- 481.0K
- +216.7K (+82.0%) vs. Q4 2025
- Total value
- $1.72M
- +$627.7K (+57.4%) vs. Q4 2025
- New holders
- 5
- 4 more added
- Sold out
- 3
- 5 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 23 | $2.00M |
| Q1 2026 | 23 | $1.72M |
| Q4 2025 | 22 | $2.02M |
| Q3 2025 | 23 | $2.75M |
| Q2 2025 | 20 | $17.2M |
| Q1 2025 | 22 | $15.8M |
| Q4 2024 | 28 | $4.33M |
| Q3 2024 | 22 | $3.15M |
| Q2 2024 | 21 | $2.61M |
| Q1 2024 | 21 | $1.54M |
| Q4 2023 | 20 | $1.94M |
| Q3 2023 | 20 | $1.70M |
| Q2 2023 | 17 | $2.11M |
| Q1 2023 | 18 | $2.69M |
| Q4 2022 | 24 | $3.26M |
| Q3 2022 | 20 | $3.78M |
| Q2 2022 | 19 | $4.10M |
| Q1 2022 | 21 | $5.12M |
| Q4 2021 | 25 | $12.5M |
| Q3 2021 | 25 | $8.81M |
| Q2 2021 | 30 | $25.9M |
| Q1 2021 | 24 | $12.5M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Koss Corp; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Capital Management LLC | 189,607 | $678.8K | 0.00% | +189,607 | New |
| BlackRock, Inc. | 89,601 | $320.8K | 0.00% | +1,196+1.4% | Added |
| Geode Capital Management, LLC | 55,913 | $200.2K | 0.00% | −4,429−7.3% | Reduced |
| Vanguard Fiduciary Trust Co | 31,334 | $112.2K | 0.00% | +31,334 | New |
| Dimensional Fund Advisors LP | 21,611 | $77.4K | 0.00% | −1,731−7.4% | Reduced |
| State Street Corp | 17,974 | $64.3K | 0.00% | 00.0% | Unchanged |
| James Investment Research Inc | 15,475 | $55.4K | 0.01% | +4,900+46.3% | Added |
| GWM Advisors LLC | 15,475 | $55.4K | 0.00% | +4,900+46.3% | Added |
| Northern Trust Corp | 14,285 | $51.1K | 0.00% | 00.0% | Unchanged |
| XTX Topco Ltd | 10,786 | $38.6K | 0.00% | −1,399−11.5% | Reduced |
| The PNC Financial Services Group, Inc. | 7,000 | $25.1K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 6,113 | $21.9K | 0.00% | −1,939−24.1% | Reduced |
| Vanguard Global Advisers, LLC | 2,040 | $7.30K | 0.00% | +2,040 | New |
| Tower Research Capital LLC (TRC) | 1,212 | $4.34K | 0.00% | +429+54.8% | Added |
| N.E.W. Advisory Services LLC | 1,000 | $3.58K | 0.00% | 00.0% | Unchanged |
| Activest Wealth Management | 1,000 | $3.58K | 0.00% | 00.0% | Unchanged |
| Creative Financial Designs Inc | 300 | $1.07K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 120 | $430 | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 80 | $286 | 0.00% | −3,000−97.4% | Reduced |
| Advisor Group Holdings, Inc. | 50 | $179 | 0.00% | 00.0% | Unchanged |
| Crewe Advisors LLC | 20 | $72 | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 10 | $36 | 0.00% | +10 | New |
| Citigroup Inc | 1 | $4 | 0.00% | +1 | New |
| SageView Advisory Group, LLC | 0 | $0 | 0.00% | −5,000−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −208−100.0% | Sold out |
| Fairway Wealth LLC | 0 | $0 | 0.00% | −34−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |