SIMPLEX TRADING, LLC - NORTH ATLANTIC DRILLING LTD ownership

NORTH ATLANTIC DRILLING LTD's ticker is NADLQ and the CUSIP is G6613P129. A total of 37 filers reported holding NORTH ATLANTIC DRILLING LTD in Q4 2016. The put-call ratio across all filers is 3.30 and the average weighting 0.0%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of NORTH ATLANTIC DRILLING LTD
ValueSharesWeighting
Q3 2017$2,000
+100.0%
4,700
+269.5%
0.00%
Q2 2017$1,000
-50.0%
1,272
+63.9%
0.00%
Q4 2016$2,000
-81.8%
776
-78.7%
0.00%
-100.0%
Q3 2016$11,000
+1000.0%
3,646
+1376.1%
0.00%
Q2 2016$1,000247
+31.4%
0.00%
Q1 2016$01880.00%
Other shareholders
NORTH ATLANTIC DRILLING LTD shareholders Q4 2016
NameSharesValueWeighting ↓
Acrospire Investment Management LLC 34,169$104,0000.07%
PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C. 97,304$295,0000.06%
Spark Investment Management LLC 127,400$386,0000.03%
SANDERS MORRIS HARRIS LLC 26,056$79,0000.02%
SPHINX TRADING, LP 1,600$5,0000.01%
BRIDGEWAY CAPITAL MANAGEMENT, LLC 194,500$589,0000.01%
BOOTHBAY FUND MANAGEMENT, LLC 12,104$37,0000.01%
Cubist Systematic Strategies, LLC 19,855$60,0000.00%
BRAVE ASSET MANAGEMENT INC 1,400$4,0000.00%
Renaissance Technologies 440,640$1,335,0000.00%
View complete list of NORTH ATLANTIC DRILLING LTD shareholders