PCH
MRUS

Polar Capital Holdings’s Merus MRUS Stock Holding History

Polar Capital Holdings’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
-1,611,049
Closed -$84.7M – 281
2025
Q2 		$84.7M Sell
1,611,049
-95,813
-6% -$4.5M 0.44% 60
2025
Q1 		$71.8M Buy
1,706,862
+624
+0% +$27.2K 0.44% 69
2024
Q4 		$71.7M Buy
1,706,238
+439,186
+35% +$21.1M 0.4% 66
2024
Q3 		$63.3M Hold
1,267,052
– – 0.3% 71
2024
Q2 		$75M Buy
+1,267,052
New +$61.4M 0.44% 62
2023
Q4 		– Sell
-500,000
Closed -$11.8M – 297
2023
Q3 		$11.8M Sell
500,000
-250,000
-33% -$6.06M 0.09% 172
2023
Q2 		$19.7M Hold
750,000
– – 0.1% 154
2023
Q1 		$13.8M Hold
750,000
– – 0.09% 165
2022
Q4 		$11.6M Buy
750,000
+250,000
+50% +$4.4M 0.09% 179
2022
Q3 		$10K Hold
500,000
– – 0.06% 189
2022
Q2 		$11.3K Buy
+500,000
New +$10.4M 0.07% 188

Other funds holding MRUS

PBA
Paradigm Biocapital Advisors New York $5.34B AUM 380.18% 1-Year Est. Return
ACA
Avoro Capital Advisors New York $11.1B AUM 207.82% 1-Year Est. Return
CC
Commodore Capital New York $1.68B AUM 375.52% 1-Year Est. Return
DM
Deerfield Management New York $9.59B AUM 113.36% 1-Year Est. Return
HI
HBK Investments Dallas, Texas $10.2B AUM 67.73% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Westfield Capital Management
Westfield Capital Management Boston, Massachusetts $30.6B AUM 61.81% 1-Year Est. Return
RI
RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return
WP
Woodline Partners San Francisco, California $32.4B AUM 58.5% 1-Year Est. Return

Polar Capital Holdings's MRUS Position: Q3 2025 in Review

Polar Capital Holdings sold out of Merus (MRUS) in Q3 2025, closing a stake of 1,611,049 shares — an estimated $84.7M sold.

Polar Capital Holdings first reported a position in MRUS in Q2 2022 and held it in 11 quarters. The position peaked at $84.7M in Q2 2025. 268 funds tracked by Wall St. Rank hold MRUS as of Q3 2025.

  • Polar Capital Holdings reported no remaining Merus position as of Q3 2025 after selling out during the quarter.
  • Polar Capital Holdings sold 1,611,049 Merus shares in Q3 2025, an estimated $84.7M.
  • Polar Capital Holdings first reported a position in Merus in Q2 2022 and held it in 11 quarters.
  • Polar Capital Holdings's Merus position peaked at $84.7M in Q2 2025.
  • 268 funds tracked by Wall St. Rank held Merus as of Q3 2025.

Based on Polar Capital Holdings's 13F filing for Q3 2025, filed 14 Nov 2025.