DOSSIER · 13F Holders · Q1 2026Most-boughtAI cap-ex
ARAY 3.75 06/01/26

ACCURAY INC DEL

6 institutions still hold ACCURAY INC DEL as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 004397AK1·6 13F holders·last filed Mar 31, 2026
Market cap
7.2%
vs prior quarter
13F value held
$17M
74.0% inst. owned
of float
Holders
6
+38 QoQ
filers reporting
Activity
+36 / −10
+971 added · −842 reduced
this quarter
Concentration
36.55%
Chicago Capital Management, LLC #1
top holder share
AI Holders Summary · Q1 2026

6 institutions reported ARAY 3.75 06/01/26 in Q1 2026. Chicago Capital Management, LLC leads at 36.6% of the visible book. +38 net new institutions vs prior quarter — accumulation reading.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
Chicago Capital Management, LLC
CIK 0001580162
$6M7K5.21%Q1 2026
02
ABSOLUTE INVESTMENT ADVISERS, LLC
CIK 0001316187
$4M4.7M0.52%Q1 2026
03
CAPSTONE INVESTMENT ADVISORS, LLC
CIK 0001426196
$4M4.5M0.01%Q1 2026
04
PALISADE CAPITAL MANAGEMENT, LP
CIK 0001009006
$2M2.2M0.07%Q1 2026
05
MML INVESTORS SERVICES, LLC
CIK 0000701059
$68,04172K0.00%Q1 2026
06
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025