GROUP ONE TRADING, L.P. - ACHILLION PHARMACEUTICALS IN ownership

ACHILLION PHARMACEUTICALS IN's ticker is ACHN and the CUSIP is 00448Q201. A total of 186 filers reported holding ACHILLION PHARMACEUTICALS IN in Q4 2014. The put-call ratio across all filers is 0.38 and the average weighting 0.2%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of ACHILLION PHARMACEUTICALS IN
ValueSharesWeighting
Q4 2019$988,000
+2370.0%
163,891
+1371.3%
0.01%
Q3 2019$40,000
+1233.3%
11,139
+969.0%
0.00%
Q1 2019$3,000
-72.7%
1,042
-84.9%
0.00%
Q4 2018$11,000
-92.0%
6,887
-81.7%
0.00%
-100.0%
Q3 2018$138,000
+165.4%
37,598
+108.2%
0.00%
Q4 2017$52,000
+108.0%
18,061
+231.0%
0.00%
Q3 2017$25,000
+38.9%
5,457
+37.1%
0.00%
Q2 2017$18,000
-45.5%
3,981
-49.2%
0.00%
Q1 2017$33,000
-89.7%
7,840
-89.9%
0.00%
-100.0%
Q4 2016$320,000
-34.2%
77,478
+29.2%
0.00%
-40.0%
Q3 2016$486,000
+36.5%
59,978
+31.4%
0.01%
+25.0%
Q2 2016$356,000
-39.8%
45,643
-40.3%
0.00%
-50.0%
Q1 2016$591,000
-70.1%
76,489
-58.2%
0.01%
-65.2%
Q4 2015$1,975,000
+401.3%
183,055
+221.0%
0.02%
+360.0%
Q3 2015$394,000
-78.3%
57,020
-72.2%
0.01%
-80.0%
Q2 2015$1,814,000
-32.0%
204,746
-24.4%
0.02%
-40.5%
Q1 2015$2,669,000
+104.8%
270,698
+154.6%
0.04%
+110.0%
Q4 2014$1,303,000
-78.4%
106,330
-82.4%
0.02%
-78.5%
Q3 2014$6,037,000
+0.7%
604,906
-23.7%
0.09%
+1.1%
Q2 2014$5,998,000
+297.2%
792,310
+72.6%
0.09%
+268.0%
Q1 2014$1,510,000
-28.4%
458,974
-27.7%
0.02%
-21.9%
Q4 2013$2,108,000
-32.2%
634,972
+67.0%
0.03%
-58.4%
Q2 2013$3,111,000380,3230.08%
Other shareholders
ACHILLION PHARMACEUTICALS IN shareholders Q4 2014
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