DOSSIER · 13F Holders · Q2 2026
ARAY

ACCURAY INC

117 institutions still hold ACCURAY INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 004397105·117 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$17M
visible holders
Holders
117
filers reporting
Concentration
24.60%
TCW GROUP INC #1
top holder share
AI Holders Summary · Q2 2026

117 institutions reported ARAY in Q2 2026. TCW GROUP INC leads at 24.6% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
TCW GROUP INC
CIK 0000850401
$4M18.9M0.03%Q2 2026
02
Neuberger Berman Group LLC
CIK 0001465109
$2M6.1M0.00%Q2 2026
03
ARMISTICE CAPITAL, LLC
CIK 0001601086
$1M5.7M0.02%Q2 2026
04
D. E. Shaw & Co., Inc.
CIK 0001009207
$1M1.7M0.00%Q4 2025
05
WEBER CAPITAL MANAGEMENT LLC /ADV
CIK 0001099905
$1M4.8M1.19%Q3 2026
06
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$1M4.4M0.00%Q2 2026
07
BlackRock, Inc.
CIK 0002012383
$842K3.3M0.00%Q2 2026
08
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
$701K2.7M0.00%Q2 2026
09
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
$532K2.1M0.00%Q2 2026
10
DAFNA Capital Management LLC
CIK 0001389933
$433K1.7M0.08%Q2 2026
11
UBS Group AG
CIK 0001610520
$419K1.6M0.00%Q2 2026
12
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$410K1.6M0.00%Q2 2026
13
SILVERBACK ASSET MANAGEMENT LLC
CIK 0001278960
$374K1.4M0.04%Q2 2026
14
Squarepoint Ops LLC
CIK 0001642575
$373K1.4M0.00%Q2 2026
15
FMR LLC
CIK 0000315066
$355K1.4M0.00%Q2 2026
16
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$307K1.2M0.00%Q2 2026
17
Kovack Advisors, Inc.
CIK 0001728321
$273K1.1M0.01%Q2 2026
18
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$213K826K0.00%Q2 2026
19
GOLDMAN SACHS GROUP INC
CIK 0000886982
$207K803K0.00%Q2 2026
20
VANGUARD FIDUCIARY TRUST CO
CIK 0000933478· Index
$177K685K0.00%Q2 2026
Page 1 of 6
97 more holders available. Log in →
Insiders at ACCURAY INC
Tcw Group Inc →Miele Paul Michael →Chalke Sandeep →Pervaiz Ali →Peralta Leonel →La Neve Stephen R. →Galbato Chan →Mayer Steven F →