A.R.T. Advisors, LLC - ATRICURE INC ownership

ATRICURE INC's ticker is ATRC and the CUSIP is 04963C209. A total of 122 filers reported holding ATRICURE INC in Q3 2015. The put-call ratio across all filers is - and the average weighting 0.4%.

Quarter-by-quarter ownership
A.R.T. Advisors, LLC ownership history of ATRICURE INC
ValueSharesWeighting
Q4 2019$480,000
-20.7%
14,768
-39.1%
0.02%
-20.0%
Q3 2019$605,000
+76.9%
24,268
+111.6%
0.03%
+57.9%
Q2 2019$342,000
-60.6%
11,468
-53.8%
0.02%
-52.5%
Q3 2018$869,000
+77.7%
24,833
+4.2%
0.04%
+100.0%
Q1 2018$489,000
-13.3%
23,833
-23.0%
0.02%
-20.0%
Q4 2017$564,000
+42.8%
30,933
+89.7%
0.02%
+19.0%
Q2 2017$395,000
+16.2%
16,302
-6.3%
0.02%
+5.0%
Q4 2016$340,000
-17.3%
17,400
+4.3%
0.02%
+42.9%
Q2 2015$411,000
+66.4%
16,682
-0.8%
0.01%
+27.3%
Q3 2014$247,000
-32.9%
16,821
-14.1%
0.01%
-42.1%
Q1 2014$368,000
+4.0%
19,583
+3.1%
0.02%0.0%
Q4 2013$354,00018,9990.02%
Other shareholders
ATRICURE INC shareholders Q3 2015
NameSharesValueWeighting ↓
Tamarack Advisers, LP 350,000$13,965,0004.30%
SECTORAL ASSET MANAGEMENT INC 708,717$28,278,0002.43%
First Light Asset Management, LLC 561,018$22,385,0002.29%
DAFNA Capital Management LLC 133,229$5,316,0001.73%
PERKINS CAPITAL MANAGEMENT INC 44,350$1,770,0001.63%
PURA VIDA INVESTMENTS, LLC 645,003$25,736,0001.33%
Acuitas Investments, LLC 46,353$1,849,0001.30%
EMERALD MUTUAL FUND ADVISERS TRUST 477,064$19,035,0000.84%
EMERALD ADVISERS, LLC 500,848$19,984,0000.82%
Orbimed Advisors 1,228,189$49,005,0000.62%
View complete list of ATRICURE INC shareholders