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, Q3 2021
Institutional positions in Fonar Corp as of Sep 30, 2021. 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
- 50
- −8 vs. Q2 2021
- Shares held
- 3.29M
- −86.3K (−2.6%) vs. Q2 2021
- Total value
- $50.8M
- −$8.83M (−14.8%) vs. Q2 2021
- New holders
- 1
- 12 more added
- Sold out
- 9
- 24 more reduced
1 institution that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2021: 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, Q3 2021
Shares, value and share of portfolio for each institution holding Fonar Corp; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Kayne Anderson Rudnick Investment Management LLC | 890,831 | $13.8M | 0.03% | +102,318+13.0% | Added |
| Renaissance Technologies LLC | 431,816 | $6.68M | 0.01% | −58,000−11.8% | Reduced |
| Dimensional Fund Advisors LP | 369,021 | $5.71M | 0.00% | −34,997−8.7% | Reduced |
| Vanguard Group Inc | 317,076 | $4.90M | 0.00% | 00.0% | Unchanged |
| LSV Asset Management | 202,455 | $3.13M | 0.01% | −8,400−4.0% | Reduced |
| BlackRock Inc. | 107,952 | $1.67M | 0.00% | −3,510−3.1% | Reduced |
| Brandywine Global Investment Management, LLC | 96,252 | $1.49M | 0.01% | −1,200−1.2% | Reduced |
| Hillsdale Investment Management Inc. | 90,877 | $1.41M | 0.11% | +2,830+3.2% | Added |
| Millennium Management LLC | 82,968 | $1.28M | 0.00% | −32,422−28.1% | Reduced |
| RBF Capital, LLC | 76,730 | $1.19M | 0.07% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 57,922 | $895.0K | 0.00% | −667−1.1% | Reduced |
| Invenomic Capital Management LP | 54,539 | $843.0K | 0.30% | +38,815+246.9% | Added |
| Winton Group Ltd | 43,075 | $666.0K | 0.04% | −5,547−11.4% | Reduced |
| Bridgeway Capital Management, LLC | 43,000 | $665.0K | 0.01% | 00.0% | Unchanged |
| Seizert Capital Partners, LLC | 39,349 | $608.0K | 0.03% | −1,938−4.7% | Reduced |
| Bank of New York Mellon Corp | 38,837 | $601.0K | 0.00% | −204−0.5% | Reduced |
| Two Sigma Advisers, LP | 38,800 | $600.0K | 0.00% | −4,000−9.3% | Reduced |
| Northern Trust Corp | 37,915 | $587.0K | 0.00% | −992−2.5% | Reduced |
| Mill Road Capital Management LLC | 36,146 | $559.0K | 0.18% | +11,890+49.0% | Added |
| Two Sigma Investments, LP | 29,775 | $460.0K | 0.00% | −5,690−16.0% | Reduced |
| Marshall Wace, LLP | 29,231 | $452.0K | 0.00% | −1,996−6.4% | Reduced |
| Globeflex Capital L P | 21,637 | $335.0K | 0.07% | +19,162+774.2% | Added |
| Ergoteles LLC | 20,828 | $322.0K | 0.01% | −372−1.8% | Reduced |
| Grantham, Mayo, Van Otterloo & Co. LLC | 20,719 | $320.0K | 0.00% | 00.0% | Unchanged |
| State Street Corp | 17,658 | $273.0K | 0.00% | 00.0% | Unchanged |
| American Century Companies Inc | 13,772 | $213.0K | 0.00% | +1,744+14.5% | Added |
| D. E. Shaw & Co., Inc. | 12,563 | $194.0K | 0.00% | −5,898−31.9% | Reduced |
| Assenagon Asset Management S.A. | 12,347 | $191.0K | 0.00% | 00.0% | Unchanged |
| Invesco Ltd. | 12,183 | $188.0K | 0.00% | +426+3.6% | Added |
| HRT Financial LP | 11,110 | $171.0K | 0.00% | −1,485−11.8% | Reduced |
| Morgan Stanley | 7,240 | $111.0K | 0.00% | −2,047−22.0% | Reduced |
| Acadian Asset Management LLC | 7,040 | $107.0K | 0.00% | +5,337+313.4% | Added |
| Royal Bank of Canada | 5,660 | $87.0K | 0.00% | −1,111−16.4% | Reduced |
| Victory Capital Management Inc | 4,539 | $70.0K | 0.00% | −3,206−41.4% | Reduced |
| O'Shaughnessy Asset Management, LLC | 2,017 | $31.0K | 0.00% | +882+77.7% | Added |
| Advisor Group Holdings, Inc. | 1,630 | $25.0K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 979 | $15.0K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 839 | $13.0K | 0.00% | +118+16.4% | Added |
| Optiver Holding B.V. | 604 | $9.00K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 387 | $6.00K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 245 | $4.00K | 0.00% | −1,616−86.8% | Reduced |
| BNP Paribas Arbitrage, SA | 238 | $3.68K | 0.00% | −734−75.5% | Reduced |
| Wells Fargo & Company | 156 | $3.00K | 0.00% | +73+88.0% | Added |
| Tower Research Capital LLC (TRC) | 92 | $1.00K | 0.00% | +92 | New |
| American Portfolios Advisors | 6 | $93 | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 4 | $0 | 0.00% | −269−98.5% | Reduced |
| Huntington National Bank | 1 | $0 | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 1 | $0 | 0.00% | −7−87.5% | Reduced |
| Deutsche Bank AG | 7 | $0 | 0.00% | +5+250.0% | Added |
| Graves-Light Private Wealth Management, Inc. | 20 | $0 | 0.00% | 00.0% | Unchanged |
| Legato Capital Management LLC | 0 | $0 | 0.00% | −21,141−100.0% | Sold out |
| Tibra Equities Europe Ltd | 0 | $0 | 0.00% | −17,300−100.0% | Sold out |
| First Trust Advisors LP | 0 | $0 | 0.00% | −16,640−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −14,548−100.0% | Sold out |
| Martingale Asset Management L P | 0 | $0 | 0.00% | −11,400−100.0% | Sold out |
| JPMorgan Chase & Co | 0 | $0 | 0.00% | −10,723−100.0% | Sold out |
| First Quadrant L P | 0 | $0 | 0.00% | −1,772−100.0% | Sold out |
| New York State Common Retirement Fund | 0 | $0 | 0.00% | −57−100.0% | Sold out |
| Panagora Asset Management Inc | 0 | $0 | 0.00% | −69−100.0% | Sold out |
| Hikari Tsushin, Inc. | – | – | – | – | Not filed |