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

Institutional Holders (2015Q3)
Portfolio Summary: 121 Institutional holders with a total value of $589,093,477.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 RS INVESTMENT MANAGEMENT CO LLC 2,213,351 48,495,000 8.23%
2 FMR LLC 1,820,000 39,876,000 6.77%
3 WELLINGTON MANAGEMENT GROUP LLP 1,713,605 37,545,000 6.37%
4 COLUMBUS CIRCLE INVESTORS 988,373 21,655,000 3.68%
5 VANGUARD GROUP INC 974,343 21,348,000 3.62%
6 ADAGE CAPITAL PARTNERS GP, L.L.C. 962,887 21,097,000 3.58%
7 First Light Asset Management, LLC 899,362 19,705,000 3.34%
8 MILLENNIUM MANAGEMENT LLC 854,769 18,728,000 3.18%
9 Tamarack Capital Management, LLC 825,000 18,076,000 3.07%
10 DRIEHAUS CAPITAL MANAGEMENT LLC 812,198 17,795,000 3.02%
11 BlackRock Fund Advisors 737,728 16,164,000 2.74%
12 Cortina Asset Management, LLC 643,688 14,103,000 2.39%
13 EMERALD ADVISERS, LLC 612,039 13,410,000 2.28%
14 EMERALD MUTUAL FUND ADVISERS TRUST 606,419 13,287,000 2.26%
15 WELLS FARGO & COMPANY/MN 548,180 12,011,000 2.04%
16 Granahan Investment Management, LLC 536,007 11,744,000 1.99%
17 NORTHPOINTE CAPITAL LLC 507,795 11,126,000 1.89%
18 DAFNA Capital Management LLC 487,946 10,691,000 1.81% SH
19 BlackRock Institutional Trust Company, N.A. 466,953 10,231,000 1.74%
20 ROYCE & ASSOCIATES LP 446,000 9,772,000 1.66%
21 WADDELL & REED FINANCIAL INC 445,800 9,767,000 1.66%
22 STATE STREET CORP 438,637 9,606,000 1.63%
23 LORD, ABBETT & CO. LLC 427,559 9,368,000 1.59%
24 WASATCH ADVISORS LP 426,597 9,347,000 1.59%
25 Broadfin Capital, LLC 403,519 8,841,000 1.50%
26 NORTHERN TRUST CORP 365,983 8,019,000 1.36%
27 NEXT CENTURY GROWTH INVESTORS LLC 356,441 7,809,000 1.33%
28 CASTLEARK MANAGEMENT LLC 352,310 7,719,000 1.31%
29 PALISADE CAPITAL MANAGEMENT, LP 318,564 6,980,000 1.18%
30 Pier Capital, LLC 296,688 6,500,000 1.10%
31 DEUTSCHE BANK AG\ 287,864 6,305,000 1.07%
32 Rothschild Capital Partners, LLC 236,501 5,182,000 0.88%
33 CATAPULT CAPITAL MANAGEMENT LLC 225,000 4,930,000 0.84%
34 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 223,929 4,907,000 0.83%
35 Allianz Asset Management GmbH 222,311 4,871,000 0.83%
36 KOPP INVESTMENT ADVISORS LLC 202,035 4,427,000 0.75%
37 BLACKROCK ADVISORS LLC 198,763 4,355,000 0.74%
38 EVENTIDE ASSET MANAGEMENT, LLC 184,100 4,034,000 0.68%
39 THB ASSET MANAGEMENT 180,008 3,943,000 0.67%
40 GEODE CAPITAL MANAGEMENT, LLC 171,649 3,760,000 0.64%
41 AMERIPRISE FINANCIAL INC 170,108 3,727,000 0.63%
42 Bank of New York Mellon Corp 154,444 3,385,000 0.57%
43 UNITED SERVICES AUTOMOBILE ASSOCIATION 144,130 3,158,000 0.54%
44 FEDERATED HERMES, INC. 128,200 2,809,000 0.48%
45 Informed Momentum Co LLC 123,281 2,701,000 0.46%
46 TCW GROUP INC 119,168 2,611,000 0.44%
47 PARADIGM ASSET MANAGEMENT CO LLC 116,500 2,552,515 0.43%
48 BlackRock Investment Management, LLC 113,107 2,478,000 0.42%
49 Manatuck Hill Partners, LLC 109,500 2,399,000 0.41%
50 TIAA CREF INVESTMENT MANAGEMENT LLC 102,025 2,235,000 0.38%
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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.