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, Q2 2026
Institutional positions in Koss Corp as of Jun 30, 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
- 0 vs. Q1 2026
- Shares held
- 499.0K
- +18.0K (+3.7%) vs. Q1 2026
- Total value
- $2.00M
- +$279.0K (+16.2%) vs. Q1 2026
- New holders
- 3
- 3 more added
- Sold out
- 3
- 5 more reduced
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Koss Corp; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Capital Management LLC | 189,607 | $760.3K | 0.00% | 00.0% | Unchanged |
| BlackRock, Inc. | 94,977 | $380.9K | 0.00% | +5,376+6.0% | Added |
| Geode Capital Management, LLC | 59,491 | $238.6K | 0.00% | +3,578+6.4% | Added |
| Citadel Advisors LLC | 33,058 | $132.6K | 0.00% | +33,058 | New |
| Vanguard Fiduciary Trust Co | 30,740 | $123.3K | 0.00% | −594−1.9% | Reduced |
| Dimensional Fund Advisors LP | 24,433 | $98.0K | 0.00% | +2,822+13.1% | Added |
| State Street Corp | 17,974 | $72.1K | 0.00% | 00.0% | Unchanged |
| James Investment Research Inc | 15,475 | $62.1K | 0.01% | 00.0% | Unchanged |
| GWM Advisors LLC | 15,475 | $62.1K | 0.00% | 00.0% | Unchanged |
| Northern Trust Corp | 10,287 | $41.3K | 0.00% | −3,998−28.0% | Reduced |
| UBS Group AG | 2,161 | $8.67K | 0.00% | −3,952−64.6% | Reduced |
| Vanguard Global Advisers, LLC | 2,040 | $8.18K | 0.00% | 00.0% | Unchanged |
| N.E.W. Advisory Services LLC | 1,000 | $4.01K | 0.00% | 00.0% | Unchanged |
| Activest Wealth Management | 1,000 | $4.01K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 672 | $2.69K | 0.00% | −540−44.6% | Reduced |
| Creative Financial Designs Inc | 300 | $1.20K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 120 | $481 | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 80 | $321 | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 50 | $200 | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 23 | $92 | 0.00% | +23 | New |
| Crewe Advisors LLC | 20 | $81 | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 9 | $36 | 0.00% | −1−10.0% | Reduced |
| Caitong International Asset Management Co., Ltd | 2 | $8 | 0.00% | +2 | New |
| XTX Topco Ltd | 0 | $0 | 0.00% | −10,786−100.0% | Sold out |
| The PNC Financial Services Group, Inc. | 0 | $0 | 0.00% | −7,000−100.0% | Sold out |
| Citigroup Inc | 0 | $0 | 0.00% | −1−100.0% | Sold out |