FONAR CORP (FONR) Institutional Ownership Changes & 13F Activity

FONAR CORP (FONR). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q1 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Vanguard Capital Management Llc, Fny Investment Advisers, Llc, Gabelli Funds Llc, Two Sigma Investments, Lp, and Credit Industriel Et Commercial.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Wells Fargo & Company/MnBuy+26+200.0%39$725.00Q1 2026Jul 08, 2026
Two Sigma Investments, LpBuy+80,710—80,710$1.50MQ1 2026May 15, 2026
American Century Companies IncBuy+37,969+126.4%68,016$1.26MQ1 2026May 15, 2026
Rbf Capital, LlcBuy+14,087+18.7%89,534$1.66MQ1 2026May 15, 2026
State Street CorpBuy+9,840+43.7%32,334$600.12KQ1 2026May 15, 2026
Penderfund Capital Management Ltd.Buy+9,200+113.6%17,300$321.09KQ1 2026May 15, 2026
Morgan StanleySell-1,540-77.0%460$8.54KQ1 2026May 15, 2026
Geode Capital Management, LlcBuy+1,453+2.1%71,065$1.32MQ1 2026May 15, 2026
Osaic Holdings, Inc.Sell-206-5.2%3,760$69.77KQ1 2026May 15, 2026
Tower Research Capital Llc (Trc)Sell-198-25.9%566$10.51KQ1 2026May 15, 2026
Royal Bank Of CanadaSell-131-99.2%1$0.00Q1 2026May 15, 2026
Gabelli Funds LlcBuy+90,514—90,514$1.68MQ1 2026May 14, 2026
Gabelli & Co Investment Advisers, Inc.Buy+53,950—53,950$1.00MQ1 2026May 14, 2026
Virtu Financial LlcBuy+7,395+17.6%49,426$917.00KQ1 2026May 14, 2026
Northern Trust CorpBuy+1,039+3.2%33,123$614.76KQ1 2026May 14, 2026
Blackrock, Inc.Sell-147-0.2%91,443$1.70MQ1 2026May 13, 2026
Citigroup IncSell-1-50.0%1$19.00Q1 2026May 11, 2026
Vanguard Capital Management LlcBuy+333,269—333,269$6.19MQ1 2026May 08, 2026
Vanguard Fiduciary Trust CoBuy+37,861—37,861$702.70KQ1 2026May 08, 2026
Vanguard Global Advisers, LlcBuy+2,310—2,310$42.87KQ1 2026May 08, 2026
Dimensional Fund Advisors LpSell-57,846-15.5%315,471$5.86MQ1 2026May 07, 2026
Ubs Group AgBuy+12,165+1348.7%13,067$242.52KQ1 2026May 05, 2026
Bank Of New York Mellon CorpSell-4,284-19.0%18,224$338.23KQ1 2026May 05, 2026
Peapod Lane Capital LlcBuy+8,793+8.4%113,662$2.11MQ1 2026May 04, 2026
Money Concepts Capital CorpSell-13,190-2.6%497,482$9.23MQ1 2026Apr 30, 2026
Credit Industriel Et CommercialBuy+79,200—79,200$1.47MQ1 2026Apr 29, 2026
Fny Investment Advisers, LlcBuy+252,806—252,806$4.69MQ1 2026Apr 15, 2026
Exchange Traded Concepts, LlcBuy+12,575—12,575$233.39KQ1 2026Apr 15, 2026
Newedge Advisors, LlcSell-25-100.0%0$0.00Q1 2026Feb 18, 2026
Bridgeway Capital Management, LlcSell-48,185-100.0%0$0.00Q1 2026Feb 17, 2026
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Frequently asked questions about FONR activity

  • Which institutional owners are buying FONR?

    Institutional owners buying FONR include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in FONR activity?

    "Buy" means an investor increased their reported position in FONR compared to the prior reporting period. This reflects growing exposure to FONAR CORP (FONR) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in FONR increasing?

    Institutional interest in FONR can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.