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ATRICURE INC
ATRICURE INC. Institutional holdings reported to the SEC.

Institutional Holders (2015Q4)
Portfolio Summary: 118 Institutional holders with a total value of $595,824,870.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 RS INVESTMENT MANAGEMENT CO LLC 2,679,551 60,129,000 10.09%
2 WELLINGTON MANAGEMENT GROUP LLP 2,521,022 56,571,000 9.49%
3 FMR LLC 1,836,504 41,211,000 6.92%
4 ADAGE CAPITAL PARTNERS GP, L.L.C. 1,306,488 29,318,000 4.92%
5 VANGUARD GROUP INC 1,035,530 23,237,000 3.90%
6 First Light Asset Management, LLC 922,557 20,702,000 3.47%
7 Broadfin Capital, LLC 803,519 18,031,000 3.03%
8 EMERALD MUTUAL FUND ADVISERS TRUST 800,554 17,964,000 3.01%
9 EMERALD ADVISERS, LLC 795,104 17,842,000 2.99%
10 BlackRock Fund Advisors 764,088 17,146,000 2.88%
11 COLUMBUS CIRCLE INVESTORS 702,882 15,773,000 2.65%
12 TAMARACK ADVISERS, LP 700,000 15,708,000 2.64%
13 Cortina Asset Management, LLC 679,166 15,240,000 2.56%
14 WELLS FARGO & COMPANY/MN 659,070 14,789,000 2.48%
15 NORTHPOINTE CAPITAL LLC 507,795 11,126,000 1.87%
16 DAFNA Capital Management LLC 487,946 10,950,000 1.84% SH
17 BlackRock Institutional Trust Company, N.A. 454,202 10,192,000 1.71%
18 STATE STREET CORP 447,223 10,034,000 1.68%
19 WASATCH ADVISORS LP 426,616 9,573,000 1.61%
20 ROYCE & ASSOCIATES LP 425,200 9,541,000 1.60%
21 WADDELL & REED FINANCIAL INC 404,000 9,066,000 1.52%
22 WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC 380,408 8,536,000 1.43%
23 DRIEHAUS CAPITAL MANAGEMENT LLC 368,138 8,261,000 1.39%
24 NEXT CENTURY GROWTH INVESTORS LLC 349,873 7,851,000 1.32%
25 NORTHERN TRUST CORP 344,078 7,722,000 1.30%
26 Rothschild Capital Partners, LLC 327,651 7,352,000 1.23%
27 CASTLEARK MANAGEMENT LLC 321,215 7,208,000 1.21%
28 Pier Capital, LLC 298,866 6,707,000 1.13%
29 DEUTSCHE BANK AG\ 290,772 6,521,000 1.09%
30 PALISADE CAPITAL MANAGEMENT, LP 226,734 5,088,000 0.85%
31 Granahan Investment Management, LLC 223,519 5,016,000 0.84%
32 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 222,435 4,991,000 0.84%
33 Allianz Asset Management GmbH 214,945 4,823,000 0.81%
34 MILLENNIUM MANAGEMENT LLC 211,771 4,752,000 0.80%
35 LORD, ABBETT & CO. LLC 208,180 4,671,000 0.78%
36 KOPP INVESTMENT ADVISORS LLC 197,885 4,441,000 0.75%
37 EVENTIDE ASSET MANAGEMENT, LLC 180,000 4,039,000 0.68%
38 GEODE CAPITAL MANAGEMENT, LLC 174,819 3,922,000 0.66%
39 UNITED SERVICES AUTOMOBILE ASSOCIATION 138,230 3,102,000 0.52%
40 FEDERATED HERMES, INC. 128,200 2,877,000 0.48%
41 Bank of New York Mellon Corp 126,759 2,845,000 0.48%
42 Point72 Asset Management, L.P. 106,700 2,394,000 0.40%
43 BlackRock Investment Management, LLC 101,774 2,284,000 0.38%
44 AMERIPRISE FINANCIAL INC 100,293 2,251,000 0.38%
45 TIAA CREF INVESTMENT MANAGEMENT LLC 96,581 2,167,000 0.36%
46 Manatuck Hill Partners, LLC 86,200 1,934,000 0.32%
47 PERKINS CAPITAL MANAGEMENT INC 84,250 1,891,000 0.32%
48 ESSEX INVESTMENT MANAGEMENT CO LLC 79,438 1,783,000 0.30%
49 Skylands Capital, LLC 75,000 1,683,000 0.28%
50 Nuveen Asset Management, LLC 69,329 1,556,000 0.26%
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From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.