Sarissa Capital Management LP - ACHILLION PHARMACEUTICALS IN ownership

ACHILLION PHARMACEUTICALS IN's ticker is ACHN and the CUSIP is 00448Q201. A total of 151 filers reported holding ACHILLION PHARMACEUTICALS IN in Q4 2017. The put-call ratio across all filers is 1.09 and the average weighting 0.1%.

Quarter-by-quarter ownership
Sarissa Capital Management LP ownership history of ACHILLION PHARMACEUTICALS IN
ValueSharesWeighting
Q1 2018$1,855,000
-74.2%
500,000
-80.0%
0.43%
-76.7%
Q4 2017$7,200,000
-25.0%
2,500,000
+17.0%
1.84%
-37.8%
Q3 2017$9,594,0002,136,8002.96%
Other shareholders
ACHILLION PHARMACEUTICALS IN shareholders Q4 2017
NameSharesValueWeighting ↓
RA Capital Management 13,633,220$57,396,0007.04%
HealthInvest Partners AB 497,807$2,096,0003.21%
BVF INC/IL 3,285,400$13,832,0002.35%
EMORY UNIVERSITY 486,438$2,048,0001.93%
Marcus Capital, LLC 69,400$1,751,0001.63%
DAFNA Capital Management LLC 196,500$827,0000.70%
Orbimed Advisors 13,107,200$55,181,0000.62%
Rock Springs Capital Management LP 1,500,000$6,315,0000.36%
Spark Investment Management LLC 710,100$2,989,0000.19%
TURNER INVESTMENTS LLC 65,420$275,0000.18%
View complete list of ACHILLION PHARMACEUTICALS IN shareholders