WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC - ATRICURE INC ownership

ATRICURE INC's ticker is ATRC and the CUSIP is 04963C209. A total of 100 filers reported holding ATRICURE INC in Q1 2017. The put-call ratio across all filers is - and the average weighting 0.4%.

Quarter-by-quarter ownership
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC ownership history of ATRICURE INC
ValueSharesWeighting
Q4 2016$8,592,000
-21.6%
439,054
-36.6%
0.03%
-17.1%
Q3 2016$10,961,000
+90.0%
692,845
+69.7%
0.04%
+78.3%
Q2 2016$5,770,000
-16.8%
408,332
-0.9%
0.02%
-14.8%
Q1 2016$6,935,000
-18.8%
412,038
+8.3%
0.03%
-22.9%
Q4 2015$8,536,000380,4080.04%
Other shareholders
ATRICURE INC shareholders Q1 2017
NameSharesValueWeighting ↓
First Light Asset Management, LLC 1,004,989$69,877,0005.00%
Tamarack Advisers, LP 100,000$6,953,0002.86%
SECTORAL ASSET MANAGEMENT INC 231,214$16,076,0002.42%
PERKINS CAPITAL MANAGEMENT INC 38,350$2,666,0001.80%
DAFNA Capital Management LLC 72,029$5,008,0001.26%
EMERALD MUTUAL FUND ADVISERS TRUST 437,979$30,453,0001.07%
EMERALD ADVISERS, LLC 395,563$27,503,0001.02%
Midwest Wealth Management Inc. 22,109$1,537,0000.96%
PURA VIDA INVESTMENTS, LLC 376,131$26,152,0000.95%
Genesee Capital Advisors, LLC 25,911$1,802,0000.86%
View complete list of ATRICURE INC shareholders