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FONR

Fonar
FONR

Delisted

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

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53 hedge funds and large institutions have $33.3M invested in Fonar in 2015 Q4 according to their latest regulatory filings, with 16 funds opening new positions, 17 increasing their positions, 8 reducing their positions, and 4 closing their positions.

New
Increased
Maintained
Reduced
Closed

300% more first-time investments, than exits

New positions opened: 16 | Existing positions closed: 4

122% more capital invested

Capital invested by funds: $15M → $33.3M (+$18.3M)

113% more repeat investments, than reductions

Existing positions increased: 17 | Existing positions reduced: 8

29% more funds holding

Funds holding: 41 → 53 (+12)

Holders
53
Holders Change
+12
Holders Change %
+29.27%
% of All Funds
1.39%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
16
Increased
17
Reduced
8
Closed
4
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
NI
Numeric Investors
Massachusetts
+$4.92M
2
Acadian Asset Management
Acadian Asset Management
Massachusetts
+$2.09M
3
B
Bailard
California
+$1.46M
4
Renaissance Technologies
Renaissance Technologies
New York
+$1.19M
5
BCM
Bridgeway Capital Management
Texas
+$1.09M

Top Sellers

Rank Fund Capital Flow
1
WA
Whitebox Advisors
Minnesota
-$1.37M
2
OAM
Oxford Asset Management
United Kingdom
-$423K
3
BIT
BlackRock Institutional Trust
California
-$288K
4
Bank of Montreal
Bank of Montreal
Ontario, Canada
-$65.4K
5
TDC
Thompson Davis & Co
Virginia
-$56K
Name Holding Trade Value Shares
Change 		Change in
Stake
NI
1
Numeric Investors
Massachusetts
$5.13M +$4.92M +297,359 New
Renaissance Technologies
2
Renaissance Technologies
New York
$5.02M +$1.19M +72,200 +33%
Vanguard Group
3
Vanguard Group
Pennsylvania
$4.07M +$602K +36,423 +18%
LSV Asset Management
4
LSV Asset Management
Illinois
$2.54M +$752K +45,459 +45%
Acadian Asset Management
5
Acadian Asset Management
Massachusetts
$2.21M +$2.09M +126,317 +8,889%
B
6
Bailard
California
$1.52M +$1.46M +88,121 New
NFA
7
Nationwide Fund Advisors
Ohio
$1.5M +$78.3K +4,738 +6%
MERSOM
8
Municipal Employees' Retirement System of Michigan
Michigan
$1.2M +$499K +30,200 +77%
BCM
9
Bridgeway Capital Management
Texas
$1.14M +$1.09M +66,100 New
California Public Employees Retirement System
10
California Public Employees Retirement System
California
$787K – – –
GCP
11
GSA Capital Partners
United Kingdom
$763K +$731K +44,192 New
Geode Capital Management
12
Geode Capital Management
Massachusetts
$655K +$73.5K +4,447 +13%
ACM
13
Ativo Capital Management
Illinois
$636K – – –
Ameriprise
14
Ameriprise
Minnesota
$581K -$33.9K -2,050 -6%
Barclays
15
Barclays
United Kingdom
$575K +$559K +33,800 New
BIT
16
BlackRock Institutional Trust
California
$566K -$288K -17,443 -35%
TC
17
TFS Capital
Pennsylvania
$543K +$520K +31,435 New
SLG
18
Stanley-Laman Group
Pennsylvania
$494K -$24.4K -1,479 -5%
BIM
19
Bogle Investment Management
Massachusetts
$366K +$351K +21,222 New
Two Sigma Investments
20
Two Sigma Investments
New York
$361K +$346K +20,938 New
Millennium Management
21
Millennium Management
New York
$324K +$311K +18,789 New
EGA
22
Eagle Global Advisors
Texas
$280K +$68.1K +4,120 +34%
BFA
23
BlackRock Fund Advisors
California
$279K -$34.5K -2,084 -11%
Royal Bank of Canada
24
Royal Bank of Canada
Ontario, Canada
$262K – – –
Northern Trust
25
Northern Trust
Illinois
$260K +$51.5K +3,116 +26%
1
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FONR Hedge Fund Activity: Q4 2015 in Review

53 of the 3,812 institutional investors tracked by Wall St. Rank reported a position in Fonar (FONR) for Q4 2015, worth a combined $33.3M — up 122% from $15M a quarter earlier.

Buyers outnumbered sellers: 16 funds opened new FONR positions and 4 closed out — a net gain of 12 holders — while 17 added to existing stakes and 8 trimmed.

The largest buyer was Numeric Investors, opening a new position worth an estimated $4.92M. The largest seller was Whitebox Advisors, exiting entirely with an estimated $1.37M sold.

  • 53 institutional investors held Fonar (FONR) as of Q4 2015, up from 41 in Q3 2015.
  • Funds reported $33.3M of Fonar stock for Q4 2015, up 122% quarter-over-quarter.
  • 16 funds opened new Fonar positions in Q4 2015 and 4 closed out, a net change of +12 holders.
  • The largest Fonar buyer in Q4 2015 was Numeric Investors, an estimated $4.92M added.
  • The largest Fonar seller in Q4 2015 was Whitebox Advisors, an estimated $1.37M sold.

Based on aggregated 13F filings for Q4 2015.