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Accuray
ARAY

125 hedge funds and large institutions have $27.4M invested in Accuray in 2026 Q1 according to their latest regulatory filings, with 30 funds opening new positions, 40 increasing their positions, 30 reducing their positions, and 27 closing their positions.

New
Increased
Maintained
Reduced
Closed

45% more call options, than puts

Call options by funds: $16K | Put options by funds: $11K

33% more repeat investments, than reductions

Existing positions increased: 40 | Existing positions reduced: 30

11% more first-time investments, than exits

New positions opened: 30 | Existing positions closed: 27

0% more funds holding

Funds holding: 125 → 125 (0)

4.71% less ownership

Funds ownership: 68.39% → 63.69% (-4.7%)

55% less capital invested

Capital invested by funds: $60.5M → $27.4M (-$33M)

100% less funds holding in top 10

Funds holding in top 10: 1 → 0 (-1)

Holders
125
Holders Change
–
Holders Change %
0%
% of All Funds
1.54%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
30
Increased
40
Reduced
30
Closed
27
Calls
$16K
Puts
$11K
Net Calls
+$5K
Net Calls Change
+$397K

Top Buyers

1
AC
Armistice Capital
New York
+$702K
2
UBS Group
UBS Group
Switzerland
+$640K
3
Neuberger Berman Group
Neuberger Berman Group
New York
+$548K
4
AQR Capital Management
AQR Capital Management
Connecticut
+$355K
5
Squarepoint
Squarepoint
New York
+$338K

Top Sellers

1
HA
Heartland Advisors
Wisconsin
-$834K
2
Citadel Advisors
Citadel Advisors
Florida
-$551K
3
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$519K
4
Connor, Clark & Lunn Investment Management (CC&L)
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
-$497K
5
Jacobs Levy Equity Management
Jacobs Levy Equity Management
New Jersey
-$353K
Name Holding Trade Value Shares
Change 		Change in
Stake
SAM
151
Smartleaf Asset Management
Massachusetts
– -$1.22K -1,517 Closed
3 4 5 6
7

ARAY Hedge Fund Activity: Q1 2026 in Review

125 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Accuray (ARAY) for Q1 2026, worth a combined $27.4M — down 55% from $60.5M a quarter earlier.

Buyers outnumbered sellers: 30 funds opened new ARAY positions and 27 closed out — a net gain of 3 holders — while 40 added to existing stakes and 30 trimmed.

The largest buyer was Armistice Capital, adding an estimated $702K. The largest seller was Heartland Advisors, cutting an estimated $834K.

  • 125 institutional investors held Accuray (ARAY) as of Q1 2026, unchanged from Q4 2025.
  • Funds reported $27.4M of Accuray stock for Q1 2026, down 55% quarter-over-quarter.
  • 30 funds opened new Accuray positions in Q1 2026 and 27 closed out, a net change of +3 holders.
  • The largest Accuray buyer in Q1 2026 was Armistice Capital, an estimated $702K added.
  • The largest Accuray seller in Q1 2026 was Heartland Advisors, an estimated $834K sold.

Based on aggregated 13F filings for Q1 2026.