Group One Trading
MRUS

Group One Trading’s Merus MRUS Stock Holding History

Group One Trading’s Portfolio MRUS Stock Details MRUS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-22,000
Closed -$1.16M – 8861
2025
Q2 		$1.16M Buy
22,000
+21,000
+2,100% +$987K ﹤0.01% 2627
2025
Q1 		$42.1K Buy
+1,000
New +$43.6K ﹤0.01% 5289
2024
Q4 		– Sell
-100
Closed -$5K – 7706
2024
Q3 		$5K Hold
100
– – ﹤0.01% 5882
2024
Q2 		$5.92K Sell
100
-700
-88% -$33.9K ﹤0.01% 5879
2024
Q1 		$36K Sell
800
-5,300
-87% -$215K ﹤0.01% 4979
2023
Q4 		$168K Sell
6,100
-500
-8% -$11.7K ﹤0.01% 4019
2023
Q3 		$156K Hold
6,600
– – ﹤0.01% 4033
2023
Q2 		$174K Buy
+6,600
New +$145K ﹤0.01% 4089

Other funds holding MRUS

DekaBank Deutsche Girozentrale
DekaBank Deutsche Girozentrale Frankfurt, Germany $60.6B AUM 23.27% 1-Year Est. Return
XT
XTX Topco George Town, Cayman Islands $5.75B AUM 30.56% 1-Year Est. Return
BIG
Brooklyn Investment Group Brooklyn, New York $3.2B AUM 26.32% 1-Year Est. Return
NAM
NTV Asset Management Charleston, West Virginia $910M AUM 27.02% 1-Year Est. Return
FFA
Farther Finance Advisors San Francisco, California $12.8B AUM 26.53% 1-Year Est. Return
Simplex Trading
Simplex Trading Chicago, Illinois $149B AUM 62.07% 1-Year Est. Return
EWA
EverSource Wealth Advisors Birmingham, Alabama $2.97B AUM 28.74% 1-Year Est. Return
PA
Parallel Advisors San Francisco, California $5.56B AUM 17.89% 1-Year Est. Return
IA
IFP Advisors Tampa, Florida $5.54B AUM 27.43% 1-Year Est. Return

Group One Trading's MRUS Position: Q3 2025 in Review

Group One Trading sold out of Merus (MRUS) in Q3 2025, closing a stake of 49,580 shares — an estimated $3.23M sold.

Group One Trading first reported a position in MRUS in Q1 2023 and held it in 5 quarters. The position peaked at $2.61M in Q2 2025. 268 funds tracked by Wall St. Rank hold MRUS as of Q3 2025.

  • Group One Trading reported no remaining Merus position as of Q3 2025 after selling out during the quarter.
  • Group One Trading sold 49,580 Merus shares in Q3 2025, an estimated $3.23M.
  • Group One Trading first reported a position in Merus in Q1 2023 and held it in 5 quarters.
  • Group One Trading's Merus position peaked at $2.61M in Q2 2025.
  • 268 funds tracked by Wall St. Rank held Merus as of Q3 2025.

Based on Group One Trading's 13F filing for Q3 2025, filed 12 Nov 2025.