GROUP ONE TRADING, L.P. - MAZOR ROBOTICS LTD ownership

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of MAZOR ROBOTICS LTD
ValueSharesWeighting
Q3 2018$31,000
-96.5%
536
-96.7%
0.00%
-100.0%
Q2 2018$889,000
+53.3%
16,016
+69.5%
0.01%
+33.3%
Q1 2018$580,000
-39.2%
9,448
-48.9%
0.01%
-14.3%
Q4 2017$954,000
-36.1%
18,482
-38.8%
0.01%
-50.0%
Q3 2017$1,492,000
+241.4%
30,222
+139.1%
0.01%
+180.0%
Q2 2017$437,00012,6410.01%
Other shareholders
MAZOR ROBOTICS LTD shareholders Q4 2018
NameSharesValueWeighting ↓
ORACLE INVESTMENT MANAGEMENT INC 1,292,776$66,707,00013.25%
Nepsis Inc. 122,084$6,300,0003.19%
EAM Global Investors LLC 78,859$4,069,0002.08%
PURA VIDA INVESTMENTS, LLC 92,300$4,763,0001.99%
Sturgeon Ventures LLP 66,600$4,126,0001.68%
Taylor Frigon Capital Management LLC 76,150$3,930,0001.59%
MESSNER & SMITH THEME VALUE INVESTMENT MANAGEMENT LTD /CA/ 17,761$916,0001.46%
Atika Capital Management LLC 60,000$3,096,0001.20%
Dorsey Wright & Associates 121,540$6,272,0001.13%
Biondo Investment Advisors, LLC 68,100$3,514,0000.89%
View complete list of MAZOR ROBOTICS LTD shareholders