13F Insight
DOSSIER · 13F Holders · Q1 2026Mega-capCrowded
RCUS

Arcus BioSciences, Inc.

219 institutions still hold Arcus BioSciences, Inc. as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 03969f109·219 13F holders·last filed Mar 31, 2026
Market cap
—
▲ 9.6%
vs prior quarter
13F value held
$2.1B
53.0% inst. owned
of float
Holders
219
-104 QoQ
filers reporting
Activity
+39 / −26
+906 added · −875 reduced
this quarter
Concentration
32.41%
GILEAD SCIENCES, INC. #1
top holder share
AI Holders Summary · Q1 2026

219 institutions reported RCUS in Q1 2026. GILEAD SCIENCES, INC. leads at 32.4% of the visible book. -104 net institutions QoQ — distribution reading.

Top holders

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

#HolderValueShares% port.Quarter
01
GILEAD SCIENCES, INC.
CIK 0000882095
$679M31.4M32.05%Q1 202602
BlackRock, Inc.
CIK 0002012383
$329M15.2M0.01%Q1 202603
WELLINGTON MANAGEMENT GROUP LLP
CIK 0000902219
$132M6.1M0.02%Q1 202604
STATE STREET CORP
CIK 0000093751
$117M5.4M0.00%Q1 202605
SUVRETTA CAPITAL MANAGEMENT, LLC
CIK 0001569064
$109M5.0M2.78%Q1 202606
Vanguard Portfolio Management
CIK 0002100121
$92M4.3M0.00%Q1 202607
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$83M3.9M0.00%Q1 202608
Woodline Partners LP
CIK 0001784547
$82M3.8M0.31%Q1 202609
MARSHALL WACE, LLP
CIK 0001318757
$81M3.4M0.07%Q4 202510
Siren, L.L.C.
CIK 0002005245
$65M3.0M1.80%Q1 202611
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$49M2.3M0.00%Q1 202612
Fisher Asset Management, LLC
CIK 0000850529
$47M2.2M0.02%Q1 202613
SAMLYN CAPITAL, LLC
CIK 0001421097
$41M1.9M0.70%Q1 202614
BNP Paribas Asset Management Holding S.A.
CIK 0001520354
$36M1.7M0.04%Q1 202615
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$31M1.4M0.01%Q1 202616
Parkman Healthcare Partners LLC
CIK 0001777015
$26M1.2M2.69%Q1 202617
Logos Global Management LP
CIK 0001792126
$26M1.2M1.29%Q1 202618
FMR LLC
CIK 0000315066
$25M1.2M0.00%Q1 202619
MORGAN STANLEY
CIK 0000895421
$24M1.1M0.00%Q1 202620
Trails Edge Capital Partners, LP
CIK 0002077247
$22M916K5.40%Q4 2025
Page 1 of 11
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