Fonar Corp
FONRDelisted Jun 3, 2026- Industry
- Electromedical & Electrotherapeutic Apparatus
- SEC CIK
- 0000355019
Fonar Corp was delisted on Jun 3, 2026; its insiders filed their last Form 4 on Jun 9, 2026; 43 institutions reported holding it in 13F filings for Q1 2026, worth $46.8M in total; no superinvestor held it.
13F holders, Q4 2025
Institutional positions in Fonar Corp as of Dec 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
- 46
- +4 vs. Q3 2025
- Shares held
- 2.59M
- −322.2K (−11.1%) vs. Q3 2025
- Total value
- $48.0M
- +$4.19M (+9.6%) vs. Q3 2025
- New holders
- 8
- 9 more added
- Sold out
- 4
- 13 more reduced
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting FONR 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 | 1 | $0 |
| Q1 2026 | 43 | $46.8M |
| Q4 2025 | 46 | $48.0M |
| Q3 2025 | 42 | $43.8M |
| Q2 2025 | 48 | $43.7M |
| Q1 2025 | 46 | $42.5M |
| Q4 2024 | 52 | $47.1M |
| Q3 2024 | 50 | $50.3M |
| Q2 2024 | 52 | $49.3M |
| Q1 2024 | 56 | $66.8M |
| Q4 2023 | 51 | $59.1M |
| Q3 2023 | 44 | $45.9M |
| Q2 2023 | 42 | $51.5M |
| Q1 2023 | 40 | $48.9M |
| Q4 2022 | 49 | $51.3M |
| Q3 2022 | 43 | $41.6M |
| Q2 2022 | 47 | $45.7M |
| Q1 2022 | 48 | $58.6M |
| Q4 2021 | 52 | $44.8M |
| Q3 2021 | 50 | $50.8M |
| Q2 2021 | 59 | $59.9M |
| Q1 2021 | 62 | $71.2M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Fonar Corp; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Money Concepts Capital Corp | 510,672 | $9.48M | 0.53% | +27,150+5.6% | Added |
| Dimensional Fund Advisors LP | 373,317 | $6.93M | 0.00% | −3,659−1.0% | Reduced |
| Vanguard Group Inc | 363,788 | $6.75M | 0.00% | −24,657−6.3% | Reduced |
| Renaissance Technologies LLC | 315,716 | $5.86M | 0.01% | +7,100+2.3% | Added |
| Kayne Anderson Rudnick Investment Management LLC | 251,350 | $4.67M | 0.01% | −285,637−53.2% | Reduced |
| Peapod Lane Capital LLC | 104,869 | $1.95M | 1.66% | −8,467−7.5% | Reduced |
| BlackRock, Inc. | 91,590 | $1.70M | 0.00% | −404−0.4% | Reduced |
| Truffle Hound Capital, LLC | 90,000 | $1.67M | 0.98% | 00.0% | Unchanged |
| RBF Capital, LLC | 75,447 | $1.40M | 0.06% | +2,389+3.3% | Added |
| Geode Capital Management, LLC | 69,612 | $1.29M | 0.00% | +1,336+2.0% | Added |
| Bridgeway Capital Management, LLC | 48,185 | $894.3K | 0.02% | −33,007−40.7% | Reduced |
| Virtu Financial LLC | 42,031 | $780.0K | 0.03% | +42,031 | New |
| Northern Trust Corp | 32,084 | $595.5K | 0.00% | −253−0.8% | Reduced |
| American Century Companies Inc | 30,047 | $557.7K | 0.00% | 00.0% | Unchanged |
| Marshall Wace, LLP | 28,181 | $523.0K | 0.00% | +28,181 | New |
| Rangeley Capital, LLC | 25,113 | $466.1K | 0.40% | +25,113 | New |
| Bank of New York Mellon Corp | 22,508 | $417.7K | 0.00% | 00.0% | Unchanged |
| State Street Corp | 22,494 | $417.5K | 0.00% | −996−4.2% | Reduced |
| Citadel Advisors LLC | 20,631 | $382.9K | 0.00% | +20,631 | New |
| Lakewood Asset Management LLC | 19,057 | $353.7K | 0.21% | +2,493+15.1% | Added |
| Hikari Tsushin, Inc. | 14,158 | $262.8K | 0.02% | 00.0% | Unchanged |
| PenderFund Capital Management Ltd. | 8,100 | $150.3K | 0.02% | +8,100 | New |
| CIBC Private Wealth Group, LLC | 6,000 | $111.4K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 3,966 | $73.6K | 0.00% | −1,244−23.9% | Reduced |
| JPMorgan Chase & Co | 2,987 | $55.4K | 0.00% | 00.0% | Unchanged |
| LOM Asset Management Ltd | 2,800 | $52.0K | 0.02% | 00.0% | Unchanged |
| FMR LLC | 2,275 | $42.2K | 0.00% | −9−0.4% | Reduced |
| Morgan Stanley | 2,000 | $37.1K | 0.00% | +384+23.8% | Added |
| LSV Asset Management | 1,891 | $35.0K | 0.00% | −32,249−94.5% | Reduced |
| Barclays PLC | 1,294 | $24.0K | 0.00% | +1,291+43,033.3% | Added |
| The PNC Financial Services Group, Inc. | 969 | $18.0K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 902 | $16.7K | 0.00% | +902 | New |
| Tower Research Capital LLC (TRC) | 764 | $14.2K | 0.00% | +703+1,152.5% | Added |
| Vermillion Wealth Management, Inc. | 353 | $6.55K | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 350 | $6.50K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 300 | $6.00K | 0.00% | 00.0% | Unchanged |
| Rhumbline Advisers | 298 | $5.53K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 132 | $2.00K | 0.00% | +132 | New |
| GWM Advisors LLC | 25 | $464 | 0.00% | +25 | New |
| Bank of America Corp | 17 | $316 | 0.00% | +4+30.8% | Added |
| Wells Fargo & Company | 13 | $254 | 0.00% | −1−7.1% | Reduced |
| Archer Investment Corp | 10 | $186 | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 2 | $37 | 0.00% | −816−99.8% | Reduced |
| Bernard Wealth Management Corp. | 1 | $19 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 1 | $19 | 0.00% | 00.0% | Unchanged |
| Huntington National Bank | 1 | $0 | 0.00% | 00.0% | Unchanged |
| O'Shaughnessy Asset Management, LLC | 0 | $0 | 0.00% | −41,595−100.0% | Sold out |
| Empowered Funds, LLC | 0 | $0 | 0.00% | −25,392−100.0% | Sold out |
| Ritholtz Wealth Management | 0 | $0 | 0.00% | −17,417−100.0% | Sold out |
| Inspire Advisors, LLC | 0 | $0 | 0.00% | −14,341−100.0% | Sold out |