Atika Capital Management LLC - PORTOLA PHARMACEUTICALS INC ownership

PORTOLA PHARMACEUTICALS INC's ticker is PTLA and the CUSIP is 737010108. A total of 207 filers reported holding PORTOLA PHARMACEUTICALS INC in Q2 2018. The put-call ratio across all filers is 1.78 and the average weighting 0.2%.

Quarter-by-quarter ownership
Atika Capital Management LLC ownership history of PORTOLA PHARMACEUTICALS INC
ValueSharesWeighting
Q3 2019$2,521,000
-7.1%
94,000
-6.0%
0.53%
-0.4%
Q2 2019$2,713,000
-21.8%
100,0000.0%0.53%
-24.4%
Q1 2019$3,469,000
+493.0%
100,000
+233.3%
0.70%
+309.9%
Q4 2018$585,000
-12.0%
30,000
+20.0%
0.17%
+44.5%
Q3 2018$665,000
-86.1%
25,000
-80.3%
0.12%
-87.1%
Q2 2018$4,797,000
+30.0%
127,000
+12.4%
0.92%
-27.1%
Q1 2018$3,691,000
+8.3%
113,000
+61.4%
1.26%
-4.0%
Q4 2017$3,408,000
+8.7%
70,000
+20.7%
1.32%
+46.3%
Q3 2017$3,134,000
+458.6%
58,000
+110.9%
0.90%
+165.5%
Q1 2016$561,000
-83.5%
27,500
-58.3%
0.34%
-80.6%
Q4 2015$3,396,000
-37.8%
66,000
-48.4%
1.75%
-34.7%
Q3 2015$5,456,000
+22.2%
128,000
+30.6%
2.68%
+33.1%
Q2 2015$4,464,000
+32.1%
98,000
+10.1%
2.01%
-10.9%
Q1 2015$3,379,00089,0002.26%
Other shareholders
PORTOLA PHARMACEUTICALS INC shareholders Q2 2018
NameSharesValueWeighting ↓
Fernwood Investment Management, LLC 232,952$5,498,0005.39%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 3,673,727$86,700,0003.41%
Redmile Group, LLC 1,466,537$34,610,0003.31%
SECTORAL ASSET MANAGEMENT INC 1,229,382$29,013,0003.00%
HARVEY CAPITAL MANAGEMENT INC 206,530$4,874,0002.44%
Marcus Capital, LLC 75,150$1,774,0001.87%
Cormorant Asset Management, LP 396,000$9,346,0001.32%
Rail-Splitter Capital Management, LLC 221,414$5,225,0001.25%
Temasek Holdings (Private) Ltd 6,583,568$155,372,0001.21%
EMERALD MUTUAL FUND ADVISERS TRUST 636,526$15,022,0000.84%
View complete list of PORTOLA PHARMACEUTICALS INC shareholders