GROUP ONE TRADING, L.P. - NXSTAGE MEDICAL INC ownership

NXSTAGE MEDICAL INC's ticker is and the CUSIP is 67072V903. A total of 1 filers reported holding NXSTAGE MEDICAL 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 NXSTAGE MEDICAL INC
ValueSharesWeighting
Q4 2018$186,000
+165.7%
6,500
+160.0%
0.00%
+100.0%
Q3 2018$70,000
+400.0%
2,500
+400.0%
0.00%
Q2 2018$14,000
-90.6%
500
-91.7%
0.00%
-100.0%
Q1 2018$149,000
-13.4%
6,000
-15.5%
0.00%0.0%
Q4 2017$172,000
-78.8%
7,100
-75.9%
0.00%
-85.7%
Q3 2017$811,000
+5306.7%
29,400
+4800.0%
0.01%
Q2 2017$15,000
-83.1%
600
-81.8%
0.00%
-100.0%
Q1 2017$89,000
-51.9%
3,300
-55.4%
0.00%
-50.0%
Q3 2016$185,000
+56.8%
7,400
-17.8%
0.00%0.0%
Q3 2014$118,000
-16.3%
9,000
-8.2%
0.00%0.0%
Q2 2014$141,000
+327.3%
9,800
+276.9%
0.00%
+100.0%
Q1 2014$33,000
-79.4%
2,600
-76.8%
0.00%
-75.0%
Q2 2013$160,00011,2000.00%
Other shareholders
NXSTAGE MEDICAL INC shareholders Q4 2014
NameSharesValueWeighting ↓
Citadel Advisors 1,200$22,0000.00%
View complete list of NXSTAGE MEDICAL INC shareholders