Jane Street’s Merus MRUS Stock Holding History

Jane Street’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 Q4	–	Sell	-27,100	Closed	-$2.55M	–	11916
2025 Q3	$2.55M	Buy	27,100 +19,600	+261%	+$1.28M	﹤0.01%	4486
2025 Q2	$395K	Sell	7,500 -19,300	-72%	-$907K	﹤0.01%	7368
2025 Q1	$1.13M	Buy	26,800 +15,200	+131%	+$663K	﹤0.01%	5344
2024 Q4	$488K	Sell	11,600 -23,400	-67%	-$1.12M	﹤0.01%	6835
2024 Q3	$1.75M	Buy	35,000 +3,500	+11%	+$183K	﹤0.01%	4756
2024 Q2	$1.86M	Buy	31,500 +11,100	+54%	+$538K	﹤0.01%	4612
2024 Q1	$919K	Buy	+20,400	New	+$827K	﹤0.01%	5573

Other funds holding MRUS

DekaBank Deutsche Girozentrale Frankfurt, Germany $59.2B AUM 26.02% 1-Year Est. Return

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 $1.02B AUM 31.16% 1-Year Est. Return

FFA

Farther Finance Advisors San Francisco, California $12.8B AUM 26.53% 1-Year Est. Return

Simplex Trading Chicago, Illinois $149B AUM 62.07% 1-Year Est. Return

EWA

EverSource Wealth Advisors Birmingham, Alabama $2.97B AUM 28.72% 1-Year Est. Return

Parallel Advisors San Francisco, California $6.56B AUM 32.24% 1-Year Est. Return

IFP Advisors Tampa, Florida $5.54B AUM 27.43% 1-Year Est. Return

Jane Street's MRUS Position: Q4 2025 in Review

Jane Street sold out of Merus (MRUS) in Q4 2025, closing a stake of 89,457 shares — an estimated $8.42M sold.

Jane Street first reported a position in MRUS in Q1 2022 and held it in 10 quarters. The position peaked at $8.42M in Q3 2025. 10 funds tracked by Wall St. Rank hold MRUS as of Q4 2025.

Jane Street reported no remaining Merus position as of Q4 2025 after selling out during the quarter.
Jane Street sold 89,457 Merus shares in Q4 2025, an estimated $8.42M.
Jane Street first reported a position in Merus in Q1 2022 and held it in 10 quarters.
Jane Street's Merus position peaked at $8.42M in Q3 2025.
10 funds tracked by Wall St. Rank held Merus as of Q4 2025.

Based on Jane Street's 13F filing for Q4 2025, filed 12 Feb 2026.