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FONR

Fonar

Delisted

FONR was delisted on the 2nd of June, 2026.

46 hedge funds and large institutions have $48M invested in Fonar in 2025 Q4 according to their latest regulatory filings, with 8 funds opening new positions, 9 increasing their positions, 13 reducing their positions, and 4 closing their positions.

New
Increased
Maintained
Reduced
Closed

100% more first-time investments, than exits

New positions opened: 8 | Existing positions closed: 4

10% more capital invested

Capital invested by funds: $43.8M → $48M (+$4.19M)

10% more funds holding

Funds holding: 4246 (+4)

5.19% less ownership

Funds ownership: 46.88%41.69% (-5.2%)

31% less repeat investments, than reductions

Existing positions increased: 9 | Existing positions reduced: 13

Holders
46
Holders Change
+4
Holders Change %
+9.52%
% of All Funds
0.56%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
8
Increased
9
Reduced
13
Closed
4
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
MCC
1
Money Concepts Capital
Florida
$9.48M +$409K +27,150 +6%
Dimensional Fund Advisors
2
Dimensional Fund Advisors
Texas
$6.93M -$55.1K -3,659 -1%
Vanguard Group
3
Vanguard Group
Pennsylvania
$6.75M -$372K -24,657 -6%
Renaissance Technologies
4
Renaissance Technologies
New York
$5.86M +$107K +7,100 +2%
Kayne Anderson Rudnick Investment Management
5
Kayne Anderson Rudnick Investment Management
California
$4.67M -$4.31M -285,637 -53%
PLC
6
Peapod Lane Capital
New York
$1.95M -$128K -8,467 -7%
BlackRock
7
BlackRock
New York
$1.7M -$6.09K -404 -0.4%
THC
8
Truffle Hound Capital
Maryland
$1.67M
RC
9
RBF Capital
California
$1.4M +$36K +2,389 +3%
Geode Capital Management
10
Geode Capital Management
Massachusetts
$1.29M +$20.1K +1,336 +2%
BCM
11
Bridgeway Capital Management
Texas
$894K -$497K -33,007 -41%
VF
12
Virtu Financial
New York
$780K +$633K +42,031 New
Northern Trust
13
Northern Trust
Illinois
$595K -$3.81K -253 -0.8%
American Century Companies
14
American Century Companies
Missouri
$558K
Marshall Wace
15
Marshall Wace
United Kingdom
$523K +$425K +28,181 New
RC
16
Rangeley Capital
Connecticut
$466K +$378K +25,113 New
Bank of New York Mellon
17
Bank of New York Mellon
New York
$418K
State Street
18
State Street
Massachusetts
$417K -$15K -996 -4%
Citadel Advisors
19
Citadel Advisors
Florida
$383K +$311K +20,631 New
LAM
20
Lakewood Asset Management
Illinois
$354K +$37.6K +2,493 +15%
HTI
21
Hikari Tsushin Inc
Japan
$263K
PCM
22
PenderFund Capital Management
British Columbia, Canada
$150K +$122K +8,100 New
CIBC Private Wealth Group
23
CIBC Private Wealth Group
Georgia
$111K
Osaic Holdings
24
Osaic Holdings
Arizona
$73.6K -$18.7K -1,244 -24%
JP Morgan Chase
25
JP Morgan Chase
New York
$55.4K

FONR Hedge Fund Activity: Q4 2025 in Review

46 of the 8,223 institutional investors tracked by Wall St. Rank reported a position in Fonar (FONR) for Q4 2025, worth a combined $48M — up 9.6% from $43.8M a quarter earlier.

Buyers outnumbered sellers: 8 funds opened new FONR positions and 4 closed out — a net gain of 4 holders — while 9 added to existing stakes and 13 trimmed.

The largest buyer was Virtu Financial, opening a new position worth an estimated $633K. The largest seller was Kayne Anderson Rudnick Investment Management, cutting an estimated $4.31M.

  • 46 institutional investors held Fonar (FONR) as of Q4 2025, up from 42 in Q3 2025.
  • Funds reported $48M of Fonar stock for Q4 2025, up 9.6% quarter-over-quarter.
  • 8 funds opened new Fonar positions in Q4 2025 and 4 closed out, a net change of +4 holders.
  • The largest Fonar buyer in Q4 2025 was Virtu Financial, an estimated $633K added.
  • The largest Fonar seller in Q4 2025 was Kayne Anderson Rudnick Investment Management, an estimated $4.31M sold.

Based on aggregated 13F filings for Q4 2025.