Perceptive Advisors’s Merus MRUS Stock Holding History

Perceptive Advisors’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	-1,353,093	Closed	-$127M	–	122
2025 Q3	$127M	Buy	1,353,093 +644,917	+91%	+$42M	3.68%	6
2025 Q2	$37.3M	Buy	708,176 +17,691	+3%	+$832K	1.38%	19
2025 Q1	$29.1M	Buy	690,485 +390,485	+130%	+$17M	1.03%	27
2024 Q4	$12.6M	Hold	300,000	–	–	0.35%	54
2024 Q3	$15M	Hold	300,000	–	–	0.32%	63
2024 Q2	$17.8M	Buy	+300,000	New	+$14.5M	0.43%	56
2022 Q2	–	Sell	-209,046	Closed	-$5.53M	–	118
2022 Q1	$5.53M	Sell	209,046 -140,954	-40%	-$3.78M	0.11%	100
2021 Q4	$11.1M	Buy	+350,000	New	+$9.89M	0.17%	87
2021 Q3	–	Sell	-175,000	Closed	-$3.69M	–	151
2021 Q2	$3.69M	Hold	175,000	–	–	0.05%	129
2021 Q1	$3.65M	Buy	+175,000	New	+$4.04M	0.05%	119

Other funds holding MRUS

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

XTX Topco George Town, Cayman Islands $7.72B AUM 32.88% 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 $171B AUM 85% 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

Perceptive Advisors's MRUS Position: Q4 2025 in Review

Perceptive Advisors sold out of Merus (MRUS) in Q4 2025, closing a stake of 1,353,093 shares — an estimated $127M sold.

Perceptive Advisors first reported a position in MRUS in Q1 2021 and held it in 10 quarters. The position peaked at $127M in Q3 2025. 10 funds tracked by Wall St. Rank hold MRUS as of Q4 2025.

Perceptive Advisors reported no remaining Merus position as of Q4 2025 after selling out during the quarter.
Perceptive Advisors sold 1,353,093 Merus shares in Q4 2025, an estimated $127M.
Perceptive Advisors first reported a position in Merus in Q1 2021 and held it in 10 quarters.
Perceptive Advisors's Merus position peaked at $127M in Q3 2025.
10 funds tracked by Wall St. Rank held Merus as of Q4 2025.

Based on Perceptive Advisors's 13F filing for Q4 2025, filed 17 Feb 2026.