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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 2023

Institutional positions in Fonar Corp as of Mar 31, 2023. 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
40
−8 vs. Q4 2022
Shares held
3.02M
−40.3K (−1.3%) vs. Q4 2022
Total value
$48.9M
−$2.34M (−4.6%) vs. Q4 2022
New holders
1
16 more added
Sold out
9
11 more reduced

1 institution that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: 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.

Institutional holdersQ1 2023: 40 institutions
Q1 2021: 62 institutionsQ2 2021: 59 institutionsQ3 2021: 50 institutionsQ4 2021: 52 institutionsQ1 2022: 48 institutionsQ2 2022: 47 institutionsQ3 2022: 43 institutionsQ4 2022: 49 institutionsQ1 2023: 40 institutionsQ2 2023: 42 institutionsQ3 2023: 44 institutionsQ4 2023: 51 institutionsQ1 2024: 56 institutionsQ2 2024: 52 institutionsQ3 2024: 50 institutionsQ4 2024: 52 institutionsQ1 2025: 46 institutionsQ2 2025: 48 institutionsQ3 2025: 42 institutionsQ4 2025: 46 institutionsQ1 2026: 43 institutionsQ2 2026: 1 institution
Value heldQ1 2023: $48.9M
Q1 2021: $71.2MQ2 2021: $59.9MQ3 2021: $50.8MQ4 2021: $44.8MQ1 2022: $58.6MQ2 2022: $45.7MQ3 2022: $41.6MQ4 2022: $51.3MQ1 2023: $48.9MQ2 2023: $51.5MQ3 2023: $45.9MQ4 2023: $59.1MQ1 2024: $66.8MQ2 2024: $49.3MQ3 2024: $50.3MQ4 2024: $47.1MQ1 2025: $42.5MQ2 2025: $43.7MQ3 2025: $43.8MQ4 2025: $48.0MQ1 2026: $46.8MQ2 2026: $0
Institutions holding FONR and their total value by quarter
QuarterHoldersValue
Q2 20261$0
Q1 202643$46.8M
Q4 202546$48.0M
Q3 202542$43.8M
Q2 202548$43.7M
Q1 202546$42.5M
Q4 202452$47.1M
Q3 202450$50.3M
Q2 202452$49.3M
Q1 202456$66.8M
Q4 202351$59.1M
Q3 202344$45.9M
Q2 202342$51.5M
Q1 202340$48.9M
Q4 202249$51.3M
Q3 202243$41.6M
Q2 202247$45.7M
Q1 202248$58.6M
Q4 202152$44.8M
Q3 202150$50.8M
Q2 202159$59.9M
Q1 202162$71.2M

Institutions, Q1 2023

Shares, value and share of portfolio for each institution holding Fonar Corp; share changes are against Q4 2022.

Institutions holding FONR in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Kayne Anderson Rudnick Investment Management LLC633,606$10.3M0.03%+3,869+0.6%Added
Dimensional Fund Advisors LP408,066$6.61M0.00%+13,450+3.4%Added
Vanguard Group Inc392,729$6.36M0.00%+82,761+26.7%Added
Renaissance Technologies LLC328,816$5.33M0.01%−9,600−2.8%Reduced
Money Concepts Capital Corp302,932$4.91M0.27%+3,626+1.2%Added
LSV Asset Management146,348$2.37M0.01%−1,800−1.2%Reduced
Invenomic Capital Management LP131,530$2.13M0.12%+3,242+2.5%Added
BlackRock Inc.98,735$1.60M0.00%+1,002+1.0%Added
Brandywine Global Investment Management, LLC86,306$1.40M0.01%−270.0%Reduced
Bridgeway Capital Management, LLC73,725$1.19M0.03%+1,525+2.1%Added
RBF Capital, LLC73,058$1.18M0.09%−3,372−4.4%Reduced
Geode Capital Management, LLC60,103$973.7K0.00%+311+0.5%Added
Millennium Management LLC42,700$692.0K0.00%−267−0.6%Reduced
Northern Trust Corp36,911$598.0K0.00%+150.0%Added
Mill Road Capital Management LLC33,898$549.1K0.28%−2,898−7.9%Reduced
American Century Companies Inc30,165$485.4K0.00%+168+0.6%Added
Bank of New York Mellon Corp26,060$422.2K0.00%00.0%Unchanged
Globeflex Capital L P21,637$350.5K0.04%00.0%Unchanged
State Street Corp20,354$329.7K0.00%00.0%Unchanged
O'Shaughnessy Asset Management, LLC17,701$286.8K0.00%−2,588−12.8%Reduced
Hikari Tsushin, Inc.14,158$229.4K0.02%00.0%Unchanged
Royal Bank of Canada13,011$211.0K0.00%−89−0.7%Reduced
Two Sigma Advisers, LP11,700$189.5K0.00%−100−0.8%Reduced
Victory Capital Management Inc5,051$81.8K0.00%00.0%Unchanged
Denali Advisors LLC3,300$53.5K0.02%00.0%Unchanged
Morgan Stanley2,106$34.1K0.00%−229−9.8%Reduced
Advisor Group Holdings, Inc.1,624$26.3K0.00%+3+0.2%Added
UBS Group AG1,548$25.1K0.00%+1,544+38,600.0%Added
The PNC Financial Services Group, Inc.1,144$18.5K0.00%+174+17.9%Added
James Investment Research Inc1,085$18.0K0.00%+1,085New
FMR LLC359$5.82K0.00%+20+5.9%Added
Federation des caisses Desjardins du Quebec350$5.67K0.00%00.0%Unchanged
GWM Advisors LLC311$5.04K0.00%+281+936.7%Added
CWM, LLC300$5.00K0.00%00.0%Unchanged
BNP Paribas Arbitrage, SA96$1.55K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)35$1.00K0.00%−74−67.9%Reduced
Wells Fargo & Company48$7880.00%+6+14.3%Added
Belpointe Asset Management LLC40$6480.00%00.0%Unchanged
Citigroup Inc1$160.00%00.0%Unchanged
Huntington National Bank1$00.00%00.0%Unchanged
Hillsdale Investment Management Inc.0$00.00%−76,157−100.0%Sold out
Assenagon Asset Management S.A.0$00.00%−18,941−100.0%Sold out
Citadel Advisors LLC0$00.00%−13,387−100.0%Sold out
Ritholtz Wealth Management0$00.00%−10,331−100.0%Sold out
Lakewood Asset Management LLC0$00.00%−9,126−100.0%Sold out
Acadian Asset Management LLC0$00.00%−4,388−100.0%Sold out
IFP Advisors, Inc0$00.00%−26−100.0%Sold out
Bank of America Corp0$00.00%−7−100.0%Sold out
Leelyn Smith, LLC0$00.00%−3−100.0%Sold out
Tyler-Stone Wealth Management––––Not filed