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

Institutional Holders (2015Q2)
Portfolio Summary: 111 Institutional holders with a total value of $663,541,962.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 WELLINGTON MANAGEMENT GROUP LLP 1,762,815 43,436,000 6.55%
2 RS INVESTMENT MANAGEMENT CO LLC 1,710,210 42,140,000 6.35%
3 FMR LLC 1,680,000 41,395,000 6.24%
4 ADAGE CAPITAL PARTNERS GP, L.L.C. 1,150,000 28,336,000 4.27%
5 COLUMBUS CIRCLE INVESTORS 1,000,692 24,657,000 3.72%
6 VANGUARD GROUP INC 914,667 22,537,000 3.40%
7 Cortina Asset Management, LLC 899,842 22,172,000 3.34%
8 Tamarack Capital Management, LLC 885,000 21,806,000 3.29%
9 First Light Asset Management, LLC 772,861 19,043,000 2.87%
10 BlackRock Fund Advisors 743,166 18,312,000 2.76%
11 MILLENNIUM MANAGEMENT LLC 738,101 18,187,000 2.74%
12 DRIEHAUS CAPITAL MANAGEMENT LLC 666,520 16,423,000 2.48%
13 NORTHPOINTE CAPITAL LLC 665,683 16,402,000 2.47%
14 EMERALD ADVISERS, LLC 561,648 13,839,000 2.09%
15 PALISADE CAPITAL MANAGEMENT, LP 555,242 13,681,000 2.06%
16 DAFNA Capital Management LLC 548,611 13,518,000 2.04% SH
17 Granahan Investment Management, LLC 537,094 13,234,000 1.99%
18 WASATCH ADVISORS LP 522,504 12,874,000 1.94%
19 WELLS FARGO & COMPANY/MN 496,440 12,232,000 1.84%
20 Broadfin Capital, LLC 483,354 11,910,000 1.79%
21 BLACKROCK ADVISORS LLC 455,913 11,234,000 1.69%
22 EMERALD MUTUAL FUND ADVISERS TRUST 455,212 11,216,000 1.69%
23 LORD, ABBETT & CO. LLC 452,862 11,158,000 1.68%
24 NEXT CENTURY GROWTH INVESTORS LLC 435,899 10,740,000 1.62%
25 STATE STREET CORP 431,675 10,638,000 1.60%
26 WADDELL & REED FINANCIAL INC 428,000 10,546,000 1.59%
27 ROYCE & ASSOCIATES LP 404,000 9,955,000 1.50%
28 THB ASSET MANAGEMENT 358,365 8,830,000 1.33%
29 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 350,119 8,626,932 1.30%
30 BlackRock Institutional Trust Company, N.A. 336,241 8,285,000 1.25%
31 DEUTSCHE BANK AG\ 326,335 8,039,000 1.21%
32 NORTHERN TRUST CORP 311,071 7,664,000 1.16%
33 TCW GROUP INC 268,900 6,625,000 1.00%
34 Rothschild Capital Partners, LLC 236,501 5,827,000 0.88%
35 Allianz Asset Management GmbH 219,327 5,404,000 0.81%
36 CATAPULT CAPITAL MANAGEMENT LLC 210,000 5,174,000 0.78%
37 KOPP INVESTMENT ADVISORS LLC 203,620 5,017,000 0.76%
38 Bank of New York Mellon Corp 192,635 4,746,000 0.72%
39 Informed Momentum Co LLC 192,352 4,740,000 0.71%
40 AMERIPRISE FINANCIAL INC 187,262 4,614,000 0.70%
41 BlackRock Group LTD 183,940 4,532,000 0.68%
42 GEODE CAPITAL MANAGEMENT, LLC 168,359 4,148,000 0.63%
43 UNITED SERVICES AUTOMOBILE ASSOCIATION 167,020 4,115,000 0.62%
44 Manatuck Hill Partners, LLC 164,100 4,043,000 0.61%
45 RUSSELL FRANK CO/ 164,035 4,041,000 0.61%
46 EVENTIDE ASSET MANAGEMENT, LLC 152,300 3,753,000 0.57%
47 BlackRock Investment Management, LLC 129,121 3,182,000 0.48%
48 FEDERATED HERMES, INC. 128,200 3,159,000 0.48%
49 ESSEX INVESTMENT MANAGEMENT CO LLC 108,807 2,681,000 0.40%
50 TIAA CREF INVESTMENT MANAGEMENT LLC 103,733 2,556,000 0.39%
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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.