GROUP ONE TRADING, L.P. - NANOSPHERE INC ownership

NANOSPHERE INC's ticker is NSPH and the CUSIP is 63009F105. A total of 72 filers reported holding NANOSPHERE INC in Q4 2013. The put-call ratio across all filers is - and the average weighting 0.1%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of NANOSPHERE INC
ValueSharesWeighting
Q1 2015$4,000
-20.0%
15,510
+13.4%
0.00%
Q4 2014$5,000
+66.7%
13,673
+136.8%
0.00%
Q3 2014$3,000
-80.0%
5,773
-39.7%
0.00%
Q2 2014$15,000
-16.7%
9,573
+12.9%
0.00%
Q1 2014$18,000
-10.0%
8,479
-4.4%
0.00%
Q4 2013$20,000
-39.4%
8,865
-45.5%
0.00%
-100.0%
Q3 2013$33,000
+22.2%
16,265
+86.6%
0.00%0.0%
Q2 2013$27,0008,7180.00%
Other shareholders
NANOSPHERE INC shareholders Q4 2013
NameSharesValueWeighting ↓
GREAT POINT PARTNERS LLC 1,280,309$2,753,0001.44%
PERKINS CAPITAL MANAGEMENT INC 529,550$1,139,0000.80%
NORTHPOINTE CAPITAL LLC 1,194,365$2,567,0000.26%
TFS CAPITAL LLC 1,615,405$3,473,0000.23%
THB ASSET MANAGEMENT 1,757,450$3,778,0000.23%
Broadfin Capital, LLC 1,000,000$2,150,0000.21%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 2,000,000$4,300,0000.18%
Granahan Investment Management 2,797,747$6,015,0000.16%
NSB Advisors LLC 114,200$246,0000.16%
WHITEBOX ADVISORS LLC 1,036,138$2,228,0000.10%
View complete list of NANOSPHERE INC shareholders