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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 2022

Institutional positions in Fonar Corp as of Mar 31, 2022. 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
48
−4 vs. Q4 2021
Shares held
3.18M
+184.0K (+6.2%) vs. Q4 2021
Total value
$58.6M
+$13.8M (+30.9%) vs. Q4 2021
New holders
2
13 more added
Sold out
6
15 more reduced

Compare with Q4 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.

Institutional holdersQ1 2022: 48 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 2022: $58.6M
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 2022

Shares, value and share of portfolio for each institution holding Fonar Corp; share changes are against Q4 2021.

Institutions holding FONR in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Kayne Anderson Rudnick Investment Management LLC811,188$15.0M0.04%+154,121+23.5%Added
Renaissance Technologies LLC386,116$7.16M0.01%−18,500−4.6%Reduced
Dimensional Fund Advisors LP376,486$6.98M0.00%+11,745+3.2%Added
Vanguard Group Inc274,767$5.10M0.00%−996−0.4%Reduced
LSV Asset Management192,600$3.57M0.01%−5,310−2.7%Reduced
Money Concepts Capital Corp149,196$2.77M0.16%+65,995+79.3%Added
BlackRock Inc.108,608$2.02M0.00%−494−0.5%Reduced
Brandywine Global Investment Management, LLC95,122$1.76M0.01%+1,180+1.3%Added
Hillsdale Investment Management Inc.81,241$1.51M0.10%−1,000−1.2%Reduced
RBF Capital, LLC76,730$1.46M0.09%00.0%Unchanged
Millennium Management LLC67,705$1.26M0.00%−6,907−9.3%Reduced
Bridgeway Capital Management, LLC64,000$1.19M0.02%+17,400+37.3%Added
Invenomic Capital Management LP78,069$1.15M0.16%+1,186+1.5%Added
Geode Capital Management, LLC57,922$1.07M0.00%00.0%Unchanged
Bank of New York Mellon Corp41,609$771.0K0.00%+1,353+3.4%Added
Mill Road Capital Management LLC36,146$671.0K0.25%00.0%Unchanged
Northern Trust Corp35,314$655.0K0.00%−1,935−5.2%Reduced
Two Sigma Advisers, LP33,000$612.0K0.00%−5,200−13.6%Reduced
Two Sigma Investments, LP32,174$597.0K0.00%−3,506−9.8%Reduced
American Century Companies Inc23,960$444.0K0.00%+5,232+27.9%Added
Globeflex Capital L P21,637$401.0K0.08%00.0%Unchanged
Assenagon Asset Management S.A.21,432$398.0K0.00%+21,432New
State Street Corp19,354$359.0K0.00%+1,696+9.6%Added
Grantham, Mayo, Van Otterloo & Co. LLC19,219$357.0K0.00%−1,500−7.2%Reduced
Hikari Tsushin, Inc.14,158$263.0K0.03%00.0%Unchanged
Acadian Asset Management LLC14,018$258.0K0.00%+6,978+99.1%Added
D. E. Shaw & Co., Inc.12,469$231.0K0.00%−2,732−18.0%Reduced
Royal Bank of Canada9,100$169.0K0.00%−263−2.8%Reduced
Morgan Stanley5,871$109.0K0.00%−1,570−21.1%Reduced
Denali Advisors LLC5,000$93.0K0.04%00.0%Unchanged
Victory Capital Management Inc4,892$91.0K0.00%+10.0%Added
UBS Group AG2,148$40.0K0.00%+2,144+53,600.0%Added
Advisor Group Holdings, Inc.1,630$30.0K0.00%00.0%Unchanged
The PNC Financial Services Group, Inc.979$19.0K0.00%00.0%Unchanged
FMR LLC387$7.00K0.00%00.0%Unchanged
Federation des caisses Desjardins du Quebec350$6.49K0.00%00.0%Unchanged
CWM, LLC300$6.00K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)251$5.00K0.00%+251New
BNP Paribas Arbitrage, SA132$2.45K0.00%−422−76.2%Reduced
Wells Fargo & Company81$2.00K0.00%00.0%Unchanged
IFP Advisors, Inc52$2.00K0.00%+26+100.0%Added
Bank of America Corp74$1.00K0.00%−94−56.0%Reduced
American Portfolios Advisors6$1110.00%00.0%Unchanged
Huntington National Bank1$00.00%00.0%Unchanged
Citigroup Inc1$00.00%00.0%Unchanged
Graves-Light Private Wealth Management, Inc.20$00.00%00.0%Unchanged
Leelyn Smith, LLC3$00.00%00.0%Unchanged
Tyler-Stone Wealth Management18$00.00%00.0%Unchanged
Marshall Wace, LLP0$00.00%−27,058−100.0%Sold out
Winton Group Ltd0$00.00%−17,068−100.0%Sold out
Invesco Ltd.0$00.00%−11,440−100.0%Sold out
Optiver Holding B.V.0$00.00%−604−100.0%Sold out
JPMorgan Chase & Co0$00.00%−124−100.0%Sold out
Confluence Wealth Services, Inc.0$00.00%−12−100.0%Sold out