MASSACHUSETTS FINANCIAL SERVICES CO /MA/ - ATRICURE INC ownership

ATRICURE INC's ticker is ATRC and the CUSIP is 04963C209. A total of 70 filers reported holding ATRICURE INC in Q2 2013. The put-call ratio across all filers is - and the average weighting 0.3%.

Quarter-by-quarter ownership
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ ownership history of ATRICURE INC
ValueSharesWeighting
Q2 2017$454,000
+38.0%
18,707
+8.8%
0.00%
Q1 2017$329,000
-95.9%
17,197
-96.6%
0.00%
-100.0%
Q3 2016$7,981,000
+35.7%
504,519
+21.2%
0.00%
+33.3%
Q2 2016$5,883,000
+55.2%
416,353
+84.9%
0.00%
+50.0%
Q1 2016$3,791,000
-24.0%
225,199
+1.2%
0.00%
-33.3%
Q4 2015$4,991,000
+1.7%
222,435
-0.7%
0.00%0.0%
Q3 2015$4,907,000
-99.9%
223,929
-36.0%
0.00%
-25.0%
Q2 2015$8,626,932,000
-17.4%
350,119
-31.3%
0.00%
-20.0%
Q1 2015$10,446,601,000
+3.7%
509,839
+1.0%
0.01%0.0%
Q4 2014$10,071,656,000
+372786.2%
504,592
+175.0%
0.01%
+400.0%
Q3 2014$2,701,000
-21.1%
183,494
-1.5%
0.00%
-50.0%
Q2 2014$3,423,000
-99.9%
186,218
+4.8%
0.00%0.0%
Q1 2014$3,341,220,000
-19.5%
177,630
-20.1%
0.00%0.0%
Q4 2013$4,152,751,000
+77.1%
222,310
+4.1%
0.00%
+100.0%
Q3 2013$2,345,108,000
+33.6%
213,580
+15.6%
0.00%0.0%
Q2 2013$1,755,505,000184,7900.00%
Other shareholders
ATRICURE INC shareholders Q2 2013
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