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Accuray
ARAY

132 hedge funds and large institutions have $108M invested in Accuray in 2024 Q4 according to their latest regulatory filings, with 17 funds opening new positions, 43 increasing their positions, 40 reducing their positions, and 11 closing their positions.

New
Increased
Maintained
Reduced
Closed

913% more call options, than puts

Call options by funds: $162K | Put options by funds: $16K

55% more first-time investments, than exits

New positions opened: 17 | Existing positions closed: 11

9% more capital invested

Capital invested by funds: $99.5M → $108M (+$8.97M)

5% more funds holding

Funds holding: 126 → 132 (+6)

8% more repeat investments, than reductions

Existing positions increased: 43 | Existing positions reduced: 40

0% more funds holding in top 10

Funds holding in top 10: 1 → 1 (0)

0.64% less ownership

Funds ownership: 55.12% → 54.48% (-0.64%)

Holders
132
Holders Change
+6
Holders Change %
+4.76%
% of All Funds
1.74%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
17
Increased
43
Reduced
40
Closed
11
Calls
$162K
Puts
$16K
Net Calls
+$146K
Net Calls Change
+$122K

Top Buyers

1
AC
Armistice Capital
New York
+$1.39M
2
HA
Heartland Advisors
Wisconsin
+$894K
3
UBS Group
UBS Group
Switzerland
+$673K
4
Mackenzie Financial
Mackenzie Financial
Ontario, Canada
+$474K
5
BlackRock
BlackRock
New York
+$456K

Top Sellers

1
RA
Royce & Associates
New York
-$3.39M
2
Millennium Management
Millennium Management
New York
-$505K
3
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
-$480K
4
Marshall Wace
Marshall Wace
United Kingdom
-$417K
5
Tudor Investment Corp
Tudor Investment Corp
Connecticut
-$366K
Name Holding Trade Value Shares
Change 		Change in
Stake
BlackRock
1
BlackRock
New York
$17.2M +$456K +241,024 +3%
Neuberger Berman Group
2
Neuberger Berman Group
New York
$10.9M -$231K -121,980 -2%
Vanguard Group
3
Vanguard Group
Pennsylvania
$10.5M -$111K -58,870 -1%
HA
4
Heartland Advisors
Wisconsin
$7.57M +$894K +472,800 +14%
Renaissance Technologies
5
Renaissance Technologies
New York
$5.9M +$358K +189,414 +7%
Geode Capital Management
6
Geode Capital Management
Massachusetts
$4.33M +$12.8K +6,758 +0.3%
FP
7
Foundry Partners
Minnesota
$4.32M -$7.08K -3,745 -0.2%
State Street
8
State Street
Massachusetts
$3.84M +$81.4K +43,023 +2%
HFA
9
Harbert Fund Advisors
Alabama
$3.66M – – –
D.E. Shaw & Co
10
D.E. Shaw & Co
New York
$3.55M +$173K +91,529 +5%
AC
11
Armistice Capital
New York
$2.45M +$1.39M +736,000 +147%
DCM
12
DAFNA Capital Management
California
$2.42M – – –
NSIM
13
North Star Investment Management
Illinois
$2.08M +$335K +176,825 +20%
KA
14
Kovack Advisors
Florida
$1.92M -$66.4K -35,100 -3%
ACM
15
Archon Capital Management
Washington
$1.76M +$174K +91,796 +12%
Northern Trust
16
Northern Trust
Illinois
$1.6M +$14K +7,399 +0.9%
KCM
17
Kennedy Capital Management
Missouri
$1.43M -$78.5K -41,495 -5%
AI
18
Acuitas Investments
Washington
$1.4M – – –
Fidelity Investments
19
Fidelity Investments
Massachusetts
$1.27M +$111K +58,696 +10%
Dimensional Fund Advisors
20
Dimensional Fund Advisors
Texas
$1.25M -$480K -253,451 -29%
UBS Group
21
UBS Group
Switzerland
$1.19M +$673K +355,795 +144%
Morgan Stanley
22
Morgan Stanley
New York
$1.01M -$31.4K -16,618 -3%
Goldman Sachs
23
Goldman Sachs
New York
$973K +$48.8K +25,791 +6%
SBCM
24
Silverberg Bernstein Capital Management
New York
$737K -$82K -43,332 -10%
AA
25
AlphaCentric Advisors
Puerto Rico
$693K – – –
1
2 3 4 5

ARAY Hedge Fund Activity: Q4 2024 in Review

132 of the 7,592 institutional investors tracked by Wall St. Rank reported a position in Accuray (ARAY) for Q4 2024, worth a combined $108M — up 9% from $99.5M a quarter earlier.

Buyers outnumbered sellers: 17 funds opened new ARAY positions and 11 closed out — a net gain of 6 holders — while 43 added to existing stakes and 40 trimmed.

The largest buyer was Armistice Capital, adding an estimated $1.39M. The largest seller was Royce & Associates, exiting entirely with an estimated $3.39M sold.

  • 132 institutional investors held Accuray (ARAY) as of Q4 2024, up from 126 in Q3 2024.
  • Funds reported $108M of Accuray stock for Q4 2024, up 9% quarter-over-quarter.
  • 17 funds opened new Accuray positions in Q4 2024 and 11 closed out, a net change of +6 holders.
  • The largest Accuray buyer in Q4 2024 was Armistice Capital, an estimated $1.39M added.
  • The largest Accuray seller in Q4 2024 was Royce & Associates, an estimated $3.39M sold.

Based on aggregated 13F filings for Q4 2024.