Impax Asset Management Group
MRUS

Impax Asset Management Group’s Merus MRUS Stock Holding History

Impax Asset Management Group’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
-180,000
Closed -$9.47M – 299
2025
Q2 		$9.47M Hold
180,000
– – 0.05% 142
2025
Q1 		$7.58M Hold
180,000
– – 0.05% 165
2024
Q4 		$7.57M Buy
+180,000
New +$8.64M 0.03% 186

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
CC
Commodore Capital New York $1.73B AUM 298.96% 1-Year Est. Return
DM
Deerfield Management New York $8.48B AUM 99.04% 1-Year Est. Return
HI
HBK Investments Dallas, Texas $9.85B AUM 55.6% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Westfield Capital Management
Westfield Capital Management Boston, Massachusetts $23.8B AUM 49.45% 1-Year Est. Return
RI
RTW Investments New York $10B AUM 135.35% 1-Year Est. Return
WP
Woodline Partners San Francisco, California $26.4B AUM 44.85% 1-Year Est. Return

Impax Asset Management Group's MRUS Position: Q3 2025 in Review

Impax Asset Management Group sold out of Merus (MRUS) in Q3 2025, closing a stake of 180,000 shares — an estimated $9.47M sold.

Impax Asset Management Group first reported a position in MRUS in Q4 2024 and held it in 3 quarters. The position peaked at $9.47M in Q2 2025. 268 funds tracked by Wall St. Rank hold MRUS as of Q3 2025.

  • Impax Asset Management Group reported no remaining Merus position as of Q3 2025 after selling out during the quarter.
  • Impax Asset Management Group sold 180,000 Merus shares in Q3 2025, an estimated $9.47M.
  • Impax Asset Management Group first reported a position in Merus in Q4 2024 and held it in 3 quarters.
  • Impax Asset Management Group's Merus position peaked at $9.47M in Q2 2025.
  • 268 funds tracked by Wall St. Rank held Merus as of Q3 2025.

Based on Impax Asset Management Group's 13F filing for Q3 2025, filed 6 Nov 2025.