Walleye Trading LLC - ATRICURE INC ownership

ATRICURE INC's ticker is ATRC and the CUSIP is 04963C209. A total of 217 filers reported holding ATRICURE INC in Q4 2021. The put-call ratio across all filers is - and the average weighting 0.1%.

Quarter-by-quarter ownership
Walleye Trading LLC ownership history of ATRICURE INC
ValueSharesWeighting
Q3 2021$783,000
+121.8%
11,246
+76.9%
0.00%
+50.0%
Q4 2020$353,000
+54.1%
6,357
+10.7%
0.00%
+100.0%
Q3 2020$229,000
-29.5%
5,745
-42.6%
0.00%
-50.0%
Q4 2019$325,000
+563.3%
10,000
+618.4%
0.00%
Q3 2018$49,0001,3920.00%
Other shareholders
ATRICURE INC shareholders Q4 2021
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