Darwin Global Management’s Merus MRUS Stock Holding History

Darwin Global Management’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	-395,738	Closed	-$21M	–	7
2025 Q2	$21M	Buy	+395,738	New	+$18.6M	0.88%	4

Other funds holding MRUS

PBA

Paradigm Biocapital Advisors New York $4.89B AUM 251.12% 1-Year Est. Return

ACA

Avoro Capital Advisors New York $10.2B AUM 149.19% 1-Year Est. Return

Commodore Capital New York $1.73B AUM 298.96% 1-Year Est. Return

Deerfield Management New York $8.48B AUM 99.04% 1-Year Est. Return

HBK Investments Dallas, Texas $9.85B AUM 55.6% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Westfield Capital Management Boston, Massachusetts $23.8B AUM 49.45% 1-Year Est. Return

RTW Investments New York $10B AUM 135.35% 1-Year Est. Return

Woodline Partners San Francisco, California $26.4B AUM 44.85% 1-Year Est. Return

Darwin Global Management's MRUS Position: Q3 2025 in Review

Darwin Global Management sold out of Merus (MRUS) in Q3 2025, closing a stake of 395,738 shares — an estimated $21M sold.

Darwin Global Management first reported a position in MRUS in Q2 2025 and held it in 1 quarter. The position peaked at $21M in Q2 2025. 268 funds tracked by Wall St. Rank hold MRUS as of Q3 2025.

Darwin Global Management reported no remaining Merus position as of Q3 2025 after selling out during the quarter.
Darwin Global Management sold 395,738 Merus shares in Q3 2025, an estimated $21M.
Darwin Global Management first reported a position in Merus in Q2 2025 and held it in 1 quarter.
Darwin Global Management's Merus position peaked at $21M in Q2 2025.
268 funds tracked by Wall St. Rank held Merus as of Q3 2025.

Based on Darwin Global Management's 13F filing for Q3 2025, filed 14 Nov 2025.