UBS AM
MRUS

UBS AM’s Merus MRUS Stock Holding History

UBS AM’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
-224,475
Closed -$11.8M – 2477
2025
Q2 		$11.8M Buy
224,475
+111,953
+99% +$5.26M ﹤0.01% 1278
2025
Q1 		$4.74M Buy
112,522
+13,778
+14% +$601K ﹤0.01% 1604
2024
Q4 		$4.15M Buy
98,744
+14,544
+17% +$698K ﹤0.01% 1701
2024
Q3 		$4.21M Buy
84,200
+12,212
+17% +$638K ﹤0.01% 1662
2024
Q2 		$4.26M Buy
71,988
+36,234
+101% +$1.75M ﹤0.01% 1580
2024
Q1 		$1.61M Buy
35,754
+2,158
+6% +$87.5K ﹤0.01% 1781
2023
Q4 		$924K Hold
33,596
– – ﹤0.01% 2066
2023
Q3 		$792K Buy
33,596
+11,668
+53% +$283K ﹤0.01% 2083
2023
Q2 		$403K Hold
21,928
– – ﹤0.01% 2387
2023
Q1 		$403K Hold
21,928
– – ﹤0.01% 2387
2022
Q4 		$339K Hold
21,928
– – ﹤0.01% 2309
2022
Q3 		$439K Hold
21,928
– – ﹤0.01% 2385
2022
Q2 		$496K Buy
21,928
+5,947
+37% +$124K ﹤0.01% 2318
2022
Q1 		$423K Buy
15,981
+7,919
+98% +$212K ﹤0.01% 2513
2021
Q4 		$256K Buy
+8,062
New +$228K ﹤0.01% 2713
2021
Q1 		– Sell
-11,800
Closed -$207K – 2611
2020
Q4 		$207K Hold
11,800
– – ﹤0.01% 2494
2020
Q3 		$142K Buy
+11,800
New +$152K ﹤0.01% 2446

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

UBS AM's MRUS Position: Q3 2025 in Review

UBS AM sold out of Merus (MRUS) in Q3 2025, closing a stake of 224,475 shares — an estimated $11.8M sold.

UBS AM first reported a position in MRUS in Q3 2020 and held it in 17 quarters. The position peaked at $11.8M in Q2 2025. 268 funds tracked by Wall St. Rank hold MRUS as of Q3 2025.

  • UBS AM reported no remaining Merus position as of Q3 2025 after selling out during the quarter.
  • UBS AM sold 224,475 Merus shares in Q3 2025, an estimated $11.8M.
  • UBS AM first reported a position in Merus in Q3 2020 and held it in 17 quarters.
  • UBS AM's Merus position peaked at $11.8M in Q2 2025.
  • 268 funds tracked by Wall St. Rank held Merus as of Q3 2025.

Based on UBS AM's 13F filing for Q3 2025, filed 14 Nov 2025.