ESSEX INVESTMENT MANAGEMENT CO LLC - SPECTRANETICS CORP ownership

SPECTRANETICS CORP's ticker is SPNC and the CUSIP is 84760C107. A total of 158 filers reported holding SPECTRANETICS CORP in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.4%.

Quarter-by-quarter ownership
ESSEX INVESTMENT MANAGEMENT CO LLC ownership history of SPECTRANETICS CORP
ValueSharesWeighting
Q2 2015$349,000
-81.7%
15,163
-72.3%
0.05%
-80.1%
Q1 2015$1,902,000
+17.7%
54,719
+17.1%
0.27%
+13.2%
Q4 2014$1,616,000
+216.9%
46,731
+143.3%
0.24%
+201.3%
Q3 2014$510,000
+16.2%
19,2070.0%0.08%
+20.0%
Q2 2014$439,000
-82.1%
19,207
-76.3%
0.06%
-81.8%
Q1 2014$2,457,000
+65.0%
81,054
+36.1%
0.36%
+70.5%
Q4 2013$1,489,000
+564.7%
59,575
+396.9%
0.21%
+425.0%
Q2 2013$224,00011,9890.04%
Other shareholders
SPECTRANETICS CORP shareholders Q4 2014
NameSharesValueWeighting ↓
Wellington Shields & Co., LLC 878,451$21,522,00011.27%
Tamarack Advisers, LP 329,600$8,075,0005.71%
Novo Holdings A/S 1,179,122$28,889,0002.75%
First Light Asset Management, LLC 183,727$4,501,0001.98%
Ghost Tree Capital, LLC 335,000$8,208,0001.98%
OAK RIDGE INVESTMENTS LLC 2,241,535$54,918,0001.78%
Iguana Healthcare Management, LLC 110,000$2,695,0001.61%
DAFNA Capital Management LLC 65,496$1,605,0001.41%
Partner Investment Management, L.P. 31,487$771,0001.02%
ArrowMark Colorado Holdings LLC 2,602,148$63,753,0001.01%
View complete list of SPECTRANETICS CORP shareholders