We are live on ! Find out more
RCUS icon

Arcus Biosciences

210 hedge funds and large institutions have $2.57B invested in Arcus Biosciences in 2026 Q1 according to their latest regulatory filings, with 38 funds opening new positions, 81 increasing their positions, 57 reducing their positions, and 33 closing their positions.

New
Increased
Maintained
Reduced
Closed

250% more call options, than puts

Call options by funds: $12.6M | Put options by funds: $3.61M

42% more repeat investments, than reductions

Existing positions increased: 81 | Existing positions reduced: 57

25% more funds holding in top 10

Funds holding in top 10: 45 (+1)

15% more first-time investments, than exits

New positions opened: 38 | Existing positions closed: 33

0% more funds holding

Funds holding: 209210 (+1)

11% less capital invested

Capital invested by funds: $2.89B → $2.57B (-$321M)

17.48% less ownership

Funds ownership: 112.48%95% (-17%)

Holders
210
Holders Change
+1
Holders Change %
+0.48%
% of All Funds
2.58%
Holding in Top 10
5
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+25%
% of All Funds
0.06%
New
38
Increased
81
Reduced
57
Closed
33
Calls
$12.6M
Puts
$3.61M
Net Calls
+$9.01M
Net Calls Change
-$78.6M
Name Holding Trade Value Shares
Change
Change in
Stake
GS
1
Gilead Sciences
California
$679M
BlackRock
2
BlackRock
New York
$329M +$4.94M +228,584 +2%
Wellington Management Group
3
Wellington Management Group
Massachusetts
$132M +$19.5M +905,007 +17%
State Street
4
State Street
Massachusetts
$117M +$18.1M +835,932 +18%
SCM
5
Suvretta Capital Management
New York
$109M -$3.41M -157,865 -3%
VPM
6
Vanguard Portfolio Management
Pennsylvania
$92.3M +$92.3M +4,272,056 New
VCM
7
Vanguard Capital Management
Pennsylvania
$83.3M +$83.3M +3,856,725 New
WP
8
Woodline Partners
California
$81.6M +$173K +8,010 +0.2%
Marshall Wace
9
Marshall Wace
United Kingdom
$81.2M +$8.07M +373,643 +11%
SL
10
Siren LLC
Connecticut
$65M
Geode Capital Management
11
Geode Capital Management
Massachusetts
$48.7M +$7.45M +345,022 +18%
Fisher Asset Management
12
Fisher Asset Management
Washington
$47.3M +$5.2M +240,616 +12%
SC
13
Samlyn Capital
New York
$41.2M +$6.57M +304,142 +19%
BNP Paribas Asset Management
14
BNP Paribas Asset Management
France
$35.7M -$704K -32,620 -2%
Dimensional Fund Advisors
15
Dimensional Fund Advisors
Texas
$30.8M -$2.12M -97,934 -6%
Citadel Advisors
16
Citadel Advisors
Florida
$28.7M +$26.5M +1,225,234 +1,170%
PHP
17
Parkman Healthcare Partners
Connecticut
$26.1M +$5.15M +238,672 +25%
LGM
18
Logos Global Management
California
$25.9M +$25.9M +1,200,000 New
Fidelity Investments
19
Fidelity Investments
Massachusetts
$25.2M +$649K +30,074 +3%
Morgan Stanley
20
Morgan Stanley
New York
$24.1M -$2.1M -97,228 -8%
TECP
21
Trails Edge Capital Partners
Georgia
$22.6M +$2.84M +131,622 +14%
Goldman Sachs
22
Goldman Sachs
New York
$21.6M -$3.64M -168,651 -14%
SI
23
Sofinnova Investments
California
$19.9M -$3.75M -173,619 -16%
Charles Schwab
24
Charles Schwab
California
$19.5M -$1.4M -64,603 -7%
Northern Trust
25
Northern Trust
Illinois
$18.2M +$983K +45,507 +6%

RCUS Hedge Fund Activity: Q1 2026 in Review

210 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Arcus Biosciences (RCUS) for Q1 2026, worth a combined $2.57B — down 11% from $2.89B a quarter earlier.

Buyers outnumbered sellers: 38 funds opened new RCUS positions and 33 closed out — a net gain of 5 holders — while 81 added to existing stakes and 57 trimmed.

The largest buyer was Citadel Advisors, adding an estimated $26.5M. The largest seller was Point72 Asset Management, cutting an estimated $68M.

  • 210 institutional investors held Arcus Biosciences (RCUS) as of Q1 2026, up from 209 in Q4 2025.
  • Funds reported $2.57B of Arcus Biosciences stock for Q1 2026, down 11% quarter-over-quarter.
  • 38 funds opened new Arcus Biosciences positions in Q1 2026 and 33 closed out, a net change of +5 holders.
  • The largest Arcus Biosciences buyer in Q1 2026 was Citadel Advisors, an estimated $26.5M added.
  • The largest Arcus Biosciences seller in Q1 2026 was Point72 Asset Management, an estimated $68M sold.

Based on aggregated 13F filings for Q1 2026.