Janus Henderson Group
MREO

Janus Henderson Group’s Mereo BioPharma MREO Stock Holding History

Janus Henderson Group’s Portfolio MREO Stock Details MREO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-16,290,130
Closed -$33.6M – 2445
2025
Q3 		$33.6M Sell
16,290,130
-1,398,462
-8% -$2.58M 0.02% 495
2025
Q2 		$48.1M Sell
17,688,592
-5,046,529
-22% -$12.2M 0.02% 395
2025
Q1 		$52.4M Buy
22,735,121
+5,612,558
+33% +$15.9M 0.03% 368
2024
Q4 		$59.8M Buy
17,122,563
+4,776,697
+39% +$18.8M 0.03% 347
2024
Q3 		$50.9M Buy
12,345,866
+4,464,984
+57% +$18.5M 0.03% 384
2024
Q2 		$28.4M Buy
7,880,882
+2,760,309
+54% +$8.94M 0.02% 502
2024
Q1 		$16.9M Buy
+5,120,573
New +$17.3M 0.01% 587
2021
Q1 		– Sell
-1,124,678
Closed -$4M – 1604
2020
Q4 		$4M Buy
+1,124,678
New +$2.82M ﹤0.01% 1004

Other funds holding MREO

RCMNY
Rubric Capital Management (New York) New York $8.16B AUM 68.42% 1-Year Est. Return
6CM
683 Capital Management New York $1.08B AUM 85.52% 1-Year Est. Return
EC
EcoR1 Capital San Francisco, California $2.34B AUM 204.53% 1-Year Est. Return
SSA
Schonfeld Strategic Advisors New York $12.3B AUM 37.17% 1-Year Est. Return
TC
Tejara Capital London, United Kingdom $303M AUM 5.43% 1-Year Est. Return
LGM
Logos Global Management San Francisco, California $1.94B AUM 444.09% 1-Year Est. Return
UBS AM
UBS AM Chicago, Illinois $481B AUM 26.39% 1-Year Est. Return
MAM
Monaco Asset Management Monaco $315M AUM 54.4% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $564B AUM 30.12% 1-Year Est. Return
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $50.9B AUM 42.89% 1-Year Est. Return