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, Q1 2026
Institutional positions in Fonar 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
- 43
- −1 vs. Q4 2025
- Shares held
- 2.52M
- +304.7K (+13.7%) vs. Q4 2025
- Total value
- $46.8M
- +$5.66M (+13.7%) vs. Q4 2025
- New holders
- 11
- 10 more added
- Sold out
- 12
- 9 more reduced
2 institutions 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 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, Q1 2026
Shares, value and share of portfolio for each institution holding Fonar Corp; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Money Concepts Capital Corp | 497,482 | $9.23M | 0.51% | −13,190−2.6% | Reduced |
| Vanguard Capital Management LLC | 333,269 | $6.19M | 0.00% | +333,269 | New |
| Dimensional Fund Advisors LP | 315,471 | $5.86M | 0.00% | −57,846−15.5% | Reduced |
| FNY Investment Advisers, LLC | 252,806 | $4.69M | 2.08% | +252,806 | New |
| Groupe la Francaise | 118,800 | $2.20M | 0.03% | +118,800 | New |
| Peapod Lane Capital LLC | 113,662 | $2.11M | 1.73% | +8,793+8.4% | Added |
| BlackRock, Inc. | 91,443 | $1.70M | 0.00% | −147−0.2% | Reduced |
| Gabelli Funds LLC | 90,514 | $1.68M | 0.01% | +90,514 | New |
| RBF Capital, LLC | 89,534 | $1.66M | 0.08% | +14,087+18.7% | Added |
| Two Sigma Investments, LP | 80,710 | $1.50M | 0.00% | +80,710 | New |
| Credit Industriel Et Commercial | 79,200 | $1.47M | 0.23% | +79,200 | New |
| Geode Capital Management, LLC | 71,065 | $1.32M | 0.00% | +1,453+2.1% | Added |
| American Century Companies Inc | 68,016 | $1.26M | 0.00% | +37,969+126.4% | Added |
| Gabelli & Co Investment Advisers, Inc. | 53,950 | $1.00M | 0.15% | +53,950 | New |
| Virtu Financial LLC | 49,426 | $917.0K | 0.04% | +7,395+17.6% | Added |
| Vanguard Fiduciary Trust Co | 37,861 | $702.7K | 0.00% | +37,861 | New |
| Northern Trust Corp | 33,123 | $614.8K | 0.00% | +1,039+3.2% | Added |
| State Street Corp | 32,334 | $600.1K | 0.00% | +9,840+43.7% | Added |
| Lakewood Asset Management LLC | 19,057 | $353.7K | 0.23% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 18,224 | $338.2K | 0.00% | −4,284−19.0% | Reduced |
| PenderFund Capital Management Ltd. | 17,300 | $321.1K | 0.05% | +9,200+113.6% | Added |
| Pavaki Capital Management LLC | 14,796 | $274.6K | 0.19% | +14,796 | New |
| UBS Group AG | 13,067 | $242.5K | 0.00% | +12,165+1,348.7% | Added |
| Exchange Traded Concepts, LLC | 12,575 | $233.4K | 0.00% | +12,575 | New |
| Advisor Group Holdings, Inc. | 3,760 | $69.8K | 0.00% | −206−5.2% | Reduced |
| JPMorgan Chase & Co | 2,987 | $55.4K | 0.00% | 00.0% | Unchanged |
| LOM Asset Management Ltd | 2,800 | $52.0K | 0.01% | 00.0% | Unchanged |
| Vanguard Global Advisers, LLC | 2,310 | $42.9K | 0.00% | +2,310 | New |
| FMR LLC | 2,275 | $42.2K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 969 | $18.0K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 566 | $10.5K | 0.00% | −198−25.9% | Reduced |
| Morgan Stanley | 460 | $8.54K | 0.00% | −1,540−77.0% | Reduced |
| 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 | $5.57K | 0.00% | 00.0% | Unchanged |
| Rhumbline Advisers | 298 | $5.53K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 39 | $725 | 0.00% | +26+200.0% | Added |
| Archer Investment Corp | 10 | $186 | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 1 | $19 | 0.00% | −1−50.0% | Reduced |
| SBI Securities Co., Ltd. | 1 | $19 | 0.00% | 00.0% | Unchanged |
| Bernard Wealth Management Corp. | 1 | $19 | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 1 | $0 | 0.00% | −131−99.2% | Reduced |
| Huntington National Bank | 1 | $0 | 0.00% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −315,716−100.0% | Sold out |
| Kayne Anderson Rudnick Investment Management LLC | 0 | $0 | 0.00% | −251,350−100.0% | Sold out |
| Truffle Hound Capital, LLC | 0 | $0 | 0.00% | −90,000−100.0% | Sold out |
| Bridgeway Capital Management, LLC | 0 | $0 | 0.00% | −48,185−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −28,181−100.0% | Sold out |
| Rangeley Capital, LLC | 0 | $0 | 0.00% | −25,113−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −20,631−100.0% | Sold out |
| Hikari Tsushin, Inc. | 0 | $0 | 0.00% | −14,158−100.0% | Sold out |
| LSV Asset Management | 0 | $0 | 0.00% | −1,891−100.0% | Sold out |
| Barclays PLC | 0 | $0 | 0.00% | −1,294−100.0% | Sold out |
| GWM Advisors LLC | 0 | $0 | 0.00% | −25−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −17−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| CIBC Private Wealth Group, LLC | – | – | – | – | Not filed |