AtriCure, Inc. - Common Shares (ATRC)

Q3 2015 13F Holders as of 9/30/2015

Type / Class
Equity / Common Shares
Shares outstanding
49.5M
Number of holders
120
Total 13F shares, excl. options
27M
Shares change
-22.8K
Total reported value, excl. options
$592M
Value change
-$881K
Number of buys
60
Number of sells
-57
Price
$21.91

Significant Holders of AtriCure, Inc. - Common Shares (ATRC) as of Q3 2015

128 filings reported holding ATRC - AtriCure, Inc. - Common Shares as of Q3 2015.
AtriCure, Inc. - Common Shares (ATRC) has 120 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC). These institutions hold a total of 27M shares of 49.5M outstanding shares and own 54.59% of the company stock.
Largest 10 shareholders include RS INVESTMENT MANAGEMENT CO LLC (2.21M shares), FMR LLC (1.82M shares), WELLINGTON MANAGEMENT GROUP LLP (1.71M shares), COLUMBUS CIRCLE INVESTORS (988K shares), VANGUARD GROUP INC (974K shares), ADAGE CAPITAL PARTNERS GP LLC (963K shares), First Light Asset Management, LLC (899K shares), MILLENNIUM MANAGEMENT LLC (855K shares), Tamarack Capital Management, LLC (825K shares), and DRIEHAUS CAPITAL MANAGEMENT LLC (812K shares).
This table shows the top 120 institutional shareholders of the company equity. This data is sourced directly from the SEC via 13F filings.
Investor Option Weight % Change % Value $ * Price $ Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.