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Accuray
ARAY

127 hedge funds and large institutions have $94.6M invested in Accuray in 2025 Q2 according to their latest regulatory filings, with 17 funds opening new positions, 42 increasing their positions, 41 reducing their positions, and 16 closing their positions.

New
Increased
Maintained
Reduced
Closed

100% more call options, than puts

Call options by funds: $50K | Put options by funds: $25K

15.37% more ownership

Funds ownership: 55.64% → 71.01% (+15%)

6% more first-time investments, than exits

New positions opened: 17 | Existing positions closed: 16

2% more repeat investments, than reductions

Existing positions increased: 42 | Existing positions reduced: 41

0% more funds holding in top 10

Funds holding in top 10: 1 → 1 (0)

1% less funds holding

Funds holding: 128 → 127 (-1)

8% less capital invested

Capital invested by funds: $103M → $94.6M (-$7.94M)

Holders
127
Holders Change
-1
Holders Change %
-0.78%
% of All Funds
1.67%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
17
Increased
42
Reduced
41
Closed
16
Calls
$50K
Puts
$25K
Net Calls
+$25K
Net Calls Change
-$186K

Top Buyers

Rank Fund Capital Flow
1
TG
TCW Group
California
+$17.6M
2
TCM
Tenor Capital Management
New York
+$2.22M
3
SAM
Silverback Asset Management
North Carolina
+$1.73M
4
HA
Heartland Advisors
Wisconsin
+$1.16M
5
UBS Group
UBS Group
Switzerland
+$1.04M

Top Sellers

Rank Fund Capital Flow
1
HFA
Harbert Fund Advisors
Alabama
-$593K
2
Neuberger Berman Group
Neuberger Berman Group
New York
-$396K
3
JP Morgan Chase
JP Morgan Chase
New York
-$322K
4
XT
XTX Topco
Cayman Islands
-$226K
5
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
-$200K
Name Holding Trade Value Shares
Change 		Change in
Stake
XT
126
XTX Topco
Cayman Islands
– -$226K -126,129 Closed
PCM
127
Perritt Capital Management
Illinois
– -$170K -95,000 Closed
Ameriprise
128
Ameriprise
Minnesota
– -$167K -93,142 Closed
KCM
129
Kennedy Capital Management
Missouri
– -$164K -91,696 Closed
Citadel Advisors
130
Citadel Advisors
Florida
– -$128K -86,260 Closed
Verition Fund Management
131
Verition Fund Management
Connecticut
– -$145K -81,225 Closed
SOW
132
State of Wyoming
Wyoming
– -$121K -67,505 Closed
Walleye Capital
133
Walleye Capital
New York
– -$101K -56,421 Closed
MCM
134
Massar Capital Management
Connecticut
– -$86.8K -48,469 Closed
CF
135
Corebridge Financial
Texas
– -$85K -47,504 Closed
MIM
136
MetLife Investment Management
New Jersey
– -$68.4K -38,203 Closed
Two Sigma Investments
137
Two Sigma Investments
New York
– -$62.7K -35,028 Closed
Squarepoint
138
Squarepoint
New York
– -$36.1K -20,190 Closed
Lazard Asset Management
139
Lazard Asset Management
New York
– -$5K -3,139 Closed
SAM
140
Smartleaf Asset Management
Massachusetts
– -$398 -219 Closed
Royal Bank of Canada
141
Royal Bank of Canada
Ontario, Canada
– -$182 -123 -97%
RIL
142
Rothschild Investment LLC
Illinois
– -$215 -120 Closed
2 3 4 5
6

ARAY Hedge Fund Activity: Q2 2025 in Review

127 of the 7,596 institutional investors tracked by Wall St. Rank reported a position in Accuray (ARAY) for Q2 2025, worth a combined $94.6M — down 7.7% from $103M a quarter earlier.

Buyers outnumbered sellers: 17 funds opened new ARAY positions and 16 closed out — a net gain of 1 holder — while 42 added to existing stakes and 41 trimmed.

The largest buyer was TCW Group, opening a new position worth an estimated $17.6M. The largest seller was Harbert Fund Advisors, cutting an estimated $593K.

  • 127 institutional investors held Accuray (ARAY) as of Q2 2025, down from 128 in Q1 2025.
  • Funds reported $94.6M of Accuray stock for Q2 2025, down 7.7% quarter-over-quarter.
  • 17 funds opened new Accuray positions in Q2 2025 and 16 closed out, a net change of +1 holder.
  • The largest Accuray buyer in Q2 2025 was TCW Group, an estimated $17.6M added.
  • The largest Accuray seller in Q2 2025 was Harbert Fund Advisors, an estimated $593K sold.

Based on aggregated 13F filings for Q2 2025.