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

NXSTAGE MEDICAL INC's ticker is NXTM and the CUSIP is 67072V103. A total of 111 filers reported holding NXSTAGE MEDICAL INC in Q4 2013. The put-call ratio across all filers is 0.01 and the average weighting 0.2%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of NXSTAGE MEDICAL INC
ValueSharesWeighting
Q4 2018$38,000
-9.5%
1,322
-13.1%
0.00%
Q3 2018$42,000
+133.3%
1,522
+107.4%
0.00%
Q4 2017$18,000
-74.6%
734
-71.5%
0.00%
-100.0%
Q3 2017$71,000
-72.9%
2,574
-75.4%
0.00%
-66.7%
Q2 2017$262,000
+5140.0%
10,463
+5349.5%
0.00%
Q1 2017$5,000
-58.3%
192
-59.6%
0.00%
Q4 2016$12,000
-79.7%
475
-79.8%
0.00%
-100.0%
Q3 2016$59,000
+637.5%
2,350
+526.7%
0.00%
Q2 2016$8,000
-98.4%
375
-98.8%
0.00%
-100.0%
Q3 2015$492,000
+38.6%
31,195
+25.6%
0.01%
+40.0%
Q2 2015$355,000
+2630.8%
24,830
+3232.9%
0.01%
Q1 2015$13,000
-86.9%
745
-86.5%
0.00%
-100.0%
Q4 2014$99,000
+141.5%
5,533
+93.3%
0.00%0.0%
Q2 2014$41,000
+241.7%
2,863
+142.4%
0.00%
Q4 2013$12,000
+33.3%
1,181
+73.4%
0.00%
Q3 2013$9,0006810.00%
Other shareholders
NXSTAGE MEDICAL INC shareholders Q4 2013
NameSharesValueWeighting ↓
Fort Baker Capital Management LP 469,319$13,089,0007.69%
Kite Lake Capital Management (UK) LLP 1,151,980$32,128,0006.64%
TIG Advisors, LLC 4,135,992$115,353,0005.45%
Tamarack Advisers, LP 600,000$16,734,0004.78%
Burren Capital Advisors Ltd 36,600$1,021,0004.58%
DAFNA Capital Management LLC 306,119$8,538,0003.51%
Moab Capital Partners 542,725$15,137,0003.32%
ALPINE ASSOCIATES MANAGEMENT INC. 3,023,671$84,331,0002.32%
KOPP INVESTMENT ADVISORS LLC 98,865$2,757,0002.32%
HighVista Strategies LLC 168,403$4,697,0002.19%
View complete list of NXSTAGE MEDICAL INC shareholders