Stock

MRUS

Ownership Count: 332

Ownership

Manager Name % of Portfolio Recent Activity Share Value
FMR LLC 0.02%
Reduced 0.41%
5,662,621 $238,113,000.0
RTW INVESTMENTS, LP 2.82%
No Change
4,169,393 $175,322,000.0
COMMODORE CAPITAL LP 14.94%
Added 15.65%
3,874,182 $162,909,000.0
WELLINGTON MANAGEMENT GROUP LLP 0.03%
Added 23.09%
3,011,453 $126,631,000.0
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 2.95%
Reduced 12.78%
2,972,787 $125,005,000.0
Avoro Capital Advisors LLC 1.28%
Added 56.83%
2,125,000 $89,356,000.0
FRANKLIN RESOURCES INC 0.04%
Reduced 13.83%
1,933,751 $81,314,000.0
Boxer Capital Management, LLC 7.19%
No Change
1,900,000 $79,895,000.0
BOXER CAPITAL, LLC 4.92%
No Change
1,900,000 $94,924,000.0
Holocene Advisors, LP 0.27%
Added 14.78%
1,880,018 $79,054,000.0
EcoR1 Capital, LLC 2.28%
Reduced 0.13%
1,715,962 $20,763,000.0
Polar Capital Holdings Plc 0.44%
Added 34.66%
1,706,238 $71,747,000.0
Paradigm Biocapital Advisors LP 2.61%
Reduced 31.16%
1,689,922 $71,061,000.0
FEDERATED HERMES, INC. 0.2%
Reduced 20.60%
1,593,375 $67,001,000.0
Lynx1 Capital Management LP 25.52%
Reduced 11.88%
1,580,841 $66,474,000.0