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
2026
Q1 		$1.72M Buy
79,700
+31,700
+66% +$685K ﹤0.01% 1955
2025
Q4 		$1.14M Sell
48,000
-1,900
-4% -$38.8K ﹤0.01% 2505
2025
Q3 		$678K Sell
49,900
-4,400
-8% -$45.8K ﹤0.01% 3468
2025
Q2 		$442K Buy
54,300
+52,000
+2,261% +$444K ﹤0.01% 3629
2025
Q1 		$18K Sell
2,300
-42,800
-95% -$496K ﹤0.01% 6669
2024
Q4 		$671K Buy
45,100
+43,000
+2,048% +$702K ﹤0.01% 3247
2024
Q3 		$32K Sell
2,100
-21,400
-91% -$337K ﹤0.01% 6303
2024
Q2 		$357K Sell
23,500
-9,700
-29% -$157K ﹤0.01% 4030
2024
Q1 		$626K Buy
33,200
+6,700
+25% +$116K ﹤0.01% 3617
2023
Q4 		$506K Sell
26,500
-33,200
-56% -$531K ﹤0.01% 3689
2023
Q3 		$1.07M Buy
59,700
+50,800
+571% +$1.02M ﹤0.01% 2593
2023
Q2 		$180K Buy
8,900
+7,200
+424% +$137K ﹤0.01% 4422
2023
Q1 		$31K Sell
1,700
-700
-29% -$13.4K ﹤0.01% 6456
2022
Q4 		$49K Buy
2,400
+2,100
+700% +$57.8K ﹤0.01% 5924
2022
Q3 		$7K Sell
300
-36,500
-99% -$965K ﹤0.01% 8559
2022
Q2 		$932K Buy
36,800
+36,700
+36,700% +$899K ﹤0.01% 2698
2022
Q1 		$3K Sell
100
-2,000
-95% -$67K ﹤0.01% 9729
2021
Q4 		$84K Buy
2,100
+1,600
+320% +$62.1K ﹤0.01% 6520
2021
Q3 		$13K Hold
500
– – ﹤0.01% 8768
2021
Q2 		$13K Buy
500
+491
+5,456% +$14K ﹤0.01% 8926
2021
Q1 		$25K Buy
9
+6
+200% +$209 ﹤0.01% 7275
2020
Q4 		$7K Sell
3
-3
-50% -$73 ﹤0.01% 7601
2020
Q3 		$10K Buy
6
+1
+20% +$22 ﹤0.01% 6796
2020
Q2 		$12K Buy
+5
New +$135 ﹤0.01% 6555
2020
Q1 		– Sell
-13
Closed -$13K – 8139
2019
Q4 		$13K Buy
+13
New +$109 ﹤0.01% 6247

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.