Simplex Trading
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Simplex Trading’s Arcus Biosciences RCUS Stock Holding History

Simplex Trading’s Portfolio RCUS Stock Details RCUS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-105,025
Closed -$2.14M – 9803
2025
Q3 		$1.43M Buy
105,025
+3,825
+4% +$39.8K ﹤0.01% 2678
2025
Q2 		$823K Buy
101,200
+95,436
+1,656% +$815K ﹤0.01% 2979
2025
Q1 		$45K Buy
5,764
+4,837
+522% +$56.1K ﹤0.01% 5881
2024
Q4 		$13K Sell
927
-9,813
-91% -$160K ﹤0.01% 7022
2024
Q3 		$164K Sell
10,740
-119,120
-92% -$1.88M ﹤0.01% 4718
2024
Q2 		$1.98M Buy
129,860
+120,137
+1,236% +$1.94M ﹤0.01% 2214
2024
Q1 		$183K Sell
9,723
-77,361
-89% -$1.34M ﹤0.01% 4953
2023
Q4 		$1.66M Buy
87,084
+2,291
+3% +$36.6K ﹤0.01% 2517
2023
Q3 		$1.52M Sell
84,793
-39,748
-32% -$799K ﹤0.01% 2310
2023
Q2 		$2.53M Buy
124,541
+115,943
+1,348% +$2.21M ﹤0.01% 1786
2023
Q1 		$156K Buy
+8,598
New +$164K ﹤0.01% 4617
2022
Q2 		– Sell
-195
Closed -$4.78K – 10886
2022
Q1 		$6K Buy
+195
New +$6.53K ﹤0.01% 9316
2021
Q4 		– Sell
-20,237
Closed -$785K – 11265
2021
Q3 		$557K Buy
20,237
+100
+0.5% +$3.11K ﹤0.01% 3923
2021
Q2 		$552K Buy
+20,137
New +$575K ﹤0.01% 3993
2021
Q1 		– Sell
-24,769
Closed -$862K – 9819
2020
Q4 		$643K Buy
+24,769
New +$600K ﹤0.01% 3108
2019
Q4 		– Sell
-57
Closed -$479 – 7850
2019
Q3 		$0 Buy
+57
New +$458 ﹤0.01% 7765

Other funds holding RCUS

GS
Gilead Sciences Foster City, California $2.12B AUM 143.53% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
SCM
Suvretta Capital Management New York $3.92B AUM 86.67% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
WP
Woodline Partners San Francisco, California $26.4B AUM 44.85% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
SL
Siren LLC Greenwich, Connecticut $3.61B AUM 203.3% 1-Year Est. Return

Simplex Trading's RCUS Position: Q4 2025 in Review

Simplex Trading sold out of Arcus Biosciences (RCUS) in Q4 2025, closing a stake of 105,025 shares — an estimated $2.14M sold.

Simplex Trading first reported a position in RCUS in Q3 2019 and held it in 16 quarters. The position peaked at $2.53M in Q2 2023. 209 funds tracked by Wall St. Rank hold RCUS as of Q4 2025.

  • Simplex Trading reported no remaining Arcus Biosciences position as of Q4 2025 after selling out during the quarter.
  • Simplex Trading sold 105,025 Arcus Biosciences shares in Q4 2025, an estimated $2.14M.
  • Simplex Trading first reported a position in Arcus Biosciences in Q3 2019 and held it in 16 quarters.
  • Simplex Trading's Arcus Biosciences position peaked at $2.53M in Q2 2023.
  • 209 funds tracked by Wall St. Rank held Arcus Biosciences as of Q4 2025.

Based on Simplex Trading's 13F filing for Q4 2025, filed 11 Feb 2026.