GROUP ONE TRADING, L.P. - PORTOLA PHARMACEUTICALS INC ownership

PORTOLA PHARMACEUTICALS INC's ticker is and the CUSIP is 737010908. A total of 1 filers reported holding PORTOLA PHARMACEUTICALS INC in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of PORTOLA PHARMACEUTICALS INC
ValueSharesWeighting
Q2 2020$2,434,000
+714.0%
135,300
+222.1%
0.01%
+450.0%
Q1 2020$299,000
-72.7%
42,000
-8.3%
0.00%
-71.4%
Q4 2019$1,094,000
-17.6%
45,800
-7.5%
0.01%
-36.4%
Q3 2019$1,328,000
-14.3%
49,500
-13.3%
0.01%
-21.4%
Q2 2019$1,549,000
+62.9%
57,100
+108.4%
0.01%
+27.3%
Q1 2019$951,000
-59.7%
27,400
-77.3%
0.01%
-45.0%
Q4 2018$2,360,000
+84.7%
120,900
+151.9%
0.02%
+100.0%
Q3 2018$1,278,000
-46.7%
48,000
-24.4%
0.01%
-52.4%
Q2 2018$2,398,000
-28.3%
63,500
-38.0%
0.02%
-38.2%
Q1 2018$3,344,000
-45.6%
102,400
-18.9%
0.03%
-20.9%
Q4 2017$6,148,000
+16.9%
126,300
+29.8%
0.04%
-10.4%
Q3 2017$5,257,000
-37.8%
97,300
-35.3%
0.05%
-45.5%
Q2 2017$8,454,000
+185.7%
150,500
+99.3%
0.09%
+158.8%
Q1 2017$2,959,000
+77.5%
75,500
+1.6%
0.03%
+112.5%
Q4 2016$1,667,000
+233.4%
74,300
+237.7%
0.02%
+220.0%
Q3 2016$500,000
+203.0%
22,000
+214.3%
0.01%
+150.0%
Q2 2016$165,000
-76.4%
7,000
-79.5%
0.00%
-80.0%
Q1 2016$698,000
+61.6%
34,200
+307.1%
0.01%
+100.0%
Q4 2015$432,000
+197.9%
8,400
+147.1%
0.01%
+150.0%
Q3 2015$145,000
-86.0%
3,400
-85.0%
0.00%
-85.7%
Q2 2015$1,034,000
+145.6%
22,700
+104.5%
0.01%
+100.0%
Q1 2015$421,000
+453.9%
11,100
+311.1%
0.01%
+600.0%
Q4 2014$76,000
+130.3%
2,700
+107.7%
0.00%0.0%
Q3 2014$33,000
+450.0%
1,300
+550.0%
0.00%
Q2 2014$6,0002000.00%
Other shareholders
PORTOLA PHARMACEUTICALS INC shareholders Q4 2014
NameSharesValueWeighting ↓
PFM Health Sciences, LP 533,300$17,418,0000.35%
Partner Investment Management, L.P. 7,200$235,0000.25%
Hudson Bay Capital Management LP 75,000$2,450,0000.05%
GROUP ONE TRADING, L.P. 102,400$3,344,0000.03%
SIMPLEX TRADING, LLC 21,731$719,0000.03%
View complete list of PORTOLA PHARMACEUTICALS INC shareholders