Stock

AMRN

Ownership Count: 691

Ownership

Manager Name % of Portfolio Recent Activity Share Value
Sarissa Capital Management LP 3.73%
No Change
24,850,623 $12,052,000.0
BVF INC/IL 2.02%
Added 44.29%
16,459,965 $55,470,000.0
Kynam Capital Management, LP 0.41%
No Change
12,414,628 $6,021,000.0
PERCEPTIVE ADVISORS LLC 3.28%
No Change
7,106,079 $152,355,000.0
Grosvenor Holdings, L.L.C. 2.95%
No Change
6,790,071 $29,741,000.0
BOXER CAPITAL, LLC 0.95%
No Change
6,000,000 $26,280,000.0
Avoro Capital Advisors LLC 0.12%
No Change
6,000,000 $6,540,000.0
Fairmount Funds Management LLC 1.12%
No Change
5,584,837 $6,087,000.0
BAKER BROS. ADVISORS LP 0.04%
Reduced 74.60%
5,377,113 $5,861,000.0
Artisan Partners Limited Partnership 0.03%
Reduced 68.24%
5,192,890 $21,862,000.0
JANUS HENDERSON GROUP PLC 0.01%
Added 41.91%
5,116,756 $20,467,000.0
DG Capital Management, LLC 2.48%
No Change
5,115,747 $3,519,000.0
Avidity Partners Management LP 1.1%
No Change
4,506,000 $18,970,000.0
Rock Springs Capital Management LP 0.37%
No Change
4,419,700 $14,541,000.0
Ally Bridge Group (NY) LLC 4.5%
Reduced 41.32%
3,730,859 $4,514,000.0