Skip to main content

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 2021

Institutional positions in Fonar Corp as of Dec 31, 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
52
+2 vs. Q3 2021
Shares held
2.99M
−297.6K (−9.0%) vs. Q3 2021
Total value
$44.8M
−$6.04M (−11.9%) vs. Q3 2021
New holders
10
11 more added
Sold out
8
15 more reduced

Compare with Q3 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 holdersQ4 2021: 52 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 heldQ4 2021: $44.8M
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, Q4 2021

Shares, value and share of portfolio for each institution holding Fonar Corp; share changes are against Q3 2021.

Institutions holding FONR in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Kayne Anderson Rudnick Investment Management LLC657,067$9.84M0.02%−233,764−26.2%Reduced
Renaissance Technologies LLC404,616$6.06M0.01%−27,200−6.3%Reduced
Dimensional Fund Advisors LP364,741$5.46M0.00%−4,280−1.2%Reduced
Vanguard Group Inc275,763$4.13M0.00%−41,313−13.0%Reduced
LSV Asset Management197,910$2.96M0.01%−4,545−2.2%Reduced
BlackRock Inc.109,102$1.63M0.00%+1,150+1.1%Added
Brandywine Global Investment Management, LLC93,942$1.41M0.01%−2,310−2.4%Reduced
Money Concepts Capital Corp83,201$1.25M0.11%+83,201New
Hillsdale Investment Management Inc.82,241$1.23M0.08%−8,636−9.5%Reduced
Invenomic Capital Management LP76,883$1.15M0.27%+22,344+41.0%Added
RBF Capital, LLC76,730$1.15M0.07%00.0%Unchanged
Millennium Management LLC74,612$1.12M0.00%−8,356−10.1%Reduced
Geode Capital Management, LLC57,922$867.0K0.00%00.0%Unchanged
Bridgeway Capital Management, LLC46,600$698.0K0.01%+3,600+8.4%Added
Bank of New York Mellon Corp40,256$602.0K0.00%+1,419+3.7%Added
Two Sigma Advisers, LP38,200$572.0K0.00%−600−1.5%Reduced
Northern Trust Corp37,249$559.0K0.00%−666−1.8%Reduced
Mill Road Capital Management LLC36,146$541.0K0.18%00.0%Unchanged
Two Sigma Investments, LP35,680$534.0K0.00%+5,905+19.8%Added
Marshall Wace, LLP27,058$405.0K0.00%−2,173−7.4%Reduced
Globeflex Capital L P21,637$324.0K0.07%00.0%Unchanged
Grantham, Mayo, Van Otterloo & Co. LLC20,719$310.0K0.00%00.0%Unchanged
American Century Companies Inc18,728$281.0K0.00%+4,956+36.0%Added
State Street Corp17,658$265.0K0.00%00.0%Unchanged
Winton Group Ltd17,068$256.0K0.02%−26,007−60.4%Reduced
D. E. Shaw & Co., Inc.15,201$228.0K0.00%+2,638+21.0%Added
Hikari Tsushin, Inc.14,158$212.0K0.02%+14,158New
Invesco Ltd.11,440$171.0K0.00%−743−6.1%Reduced
Royal Bank of Canada9,363$140.0K0.00%+3,703+65.4%Added
Morgan Stanley7,441$111.0K0.00%+201+2.8%Added
Acadian Asset Management LLC7,040$104.0K0.00%00.0%Unchanged
Denali Advisors LLC5,000$75.0K0.03%+5,000New
Victory Capital Management Inc4,891$73.0K0.00%+352+7.8%Added
Advisor Group Holdings, Inc.1,630$24.0K0.00%00.0%Unchanged
The PNC Financial Services Group, Inc.979$14.0K0.00%00.0%Unchanged
Optiver Holding B.V.604$9.00K0.00%00.0%Unchanged
BNP Paribas Arbitrage, SA554$8.30K0.00%+316+132.8%Added
FMR LLC387$6.00K0.00%00.0%Unchanged
Federation des caisses Desjardins du Quebec350$5.24K0.00%+350New
CWM, LLC300$4.00K0.00%+300New
Bank of America Corp168$3.00K0.00%−77−31.4%Reduced
Wells Fargo & Company81$2.00K0.00%−75−48.1%Reduced
JPMorgan Chase & Co124$2.00K0.00%+124New
IFP Advisors, Inc26$1.00K0.00%+26New
American Portfolios Advisors6$900.00%00.0%Unchanged
Huntington National Bank1$00.00%00.0%Unchanged
Citigroup Inc1$00.00%00.0%Unchanged
UBS Group AG4$00.00%00.0%Unchanged
Graves-Light Private Wealth Management, Inc.20$00.00%00.0%Unchanged
Leelyn Smith, LLC3$00.00%+3New
Confluence Wealth Services, Inc.12$00.00%+12New
Tyler-Stone Wealth Management18$00.00%+18New
Seizert Capital Partners, LLC0$00.00%−39,349−100.0%Sold out
Ergoteles LLC0$00.00%−20,828−100.0%Sold out
Assenagon Asset Management S.A.0$00.00%−12,347−100.0%Sold out
HRT Financial LP0$00.00%−11,110−100.0%Sold out
O'Shaughnessy Asset Management, LLC0$00.00%−2,017−100.0%Sold out
Barclays PLC0$00.00%−839−100.0%Sold out
Tower Research Capital LLC (TRC)0$00.00%−92−100.0%Sold out
Deutsche Bank AG0$00.00%−7−100.0%Sold out