Ghost Tree Capital, LLC - ATRICURE INC ownership

ATRICURE INC's ticker is ATRC and the CUSIP is 04963C209. A total of 111 filers reported holding ATRICURE INC in Q1 2015. The put-call ratio across all filers is 0.17 and the average weighting 0.4%.

Quarter-by-quarter ownership
Ghost Tree Capital, LLC ownership history of ATRICURE INC
ValueSharesWeighting
Q4 2014$1,996,000
-45.8%
100,000
-60.0%
0.96%
-52.0%
Q3 2014$3,680,000
-11.0%
250,000
+11.1%
2.00%
-31.5%
Q2 2014$4,136,000
+158.7%
225,000
+164.7%
2.92%
+207.4%
Q1 2014$1,599,00085,0000.95%
Other shareholders
ATRICURE INC shareholders Q1 2015
NameSharesValueWeighting ↓
First Light Asset Management, LLC 1,364,812$89,627,0007.90%
SECTORAL ASSET MANAGEMENT INC 218,164$14,327,0002.54%
Tamarack Advisers, LP 65,000$4,269,0002.02%
PERKINS CAPITAL MANAGEMENT INC 34,350$2,256,0001.85%
DAFNA Capital Management LLC 72,029$4,730,0001.23%
EMERALD ADVISERS, LLC 436,379$28,657,0001.09%
EMERALD MUTUAL FUND ADVISERS TRUST 358,666$23,554,0001.04%
Midwest Wealth Management Inc. 23,028$1,512,0000.92%
PURA VIDA INVESTMENTS, LLC 336,615$22,106,0000.72%
FRED ALGER MANAGEMENT, LLC 2,759,355$181,207,0000.58%
View complete list of ATRICURE INC shareholders