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

Institutional Holders (2015Q1)
Portfolio Summary: 112 Institutional holders with a total value of $537,217,096.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 WELLINGTON MANAGEMENT GROUP LLP 1,878,245 38,486,000 7.16%
2 FMR LLC 1,860,000 38,111,000 7.09%
3 ADAGE CAPITAL PARTNERS GP, L.L.C. 1,800,000 36,882,000 6.87%
4 RS INVESTMENT MANAGEMENT CO LLC 1,174,830 24,072,000 4.48%
5 NORTHPOINTE CAPITAL LLC 959,925 19,669,000 3.66%
6 Cortina Asset Management, LLC 921,948 18,891,000 3.52%
7 MILLENNIUM MANAGEMENT LLC 826,952 16,944,000 3.15%
8 VANGUARD GROUP INC 825,836 16,922,000 3.15%
9 Tamarack Capital Management, LLC 800,000 16,392,000 3.05%
10 BlackRock Fund Advisors 761,243 15,598,000 2.90%
11 First Light Asset Management, LLC 705,570 14,457,000 2.69%
12 DAFNA Capital Management LLC 637,431 13,061,000 2.43% SH
13 WASATCH ADVISORS LP 615,887 12,620,000 2.35%
14 THB ASSET MANAGEMENT 614,867 12,598,000 2.35%
15 PALISADE CAPITAL MANAGEMENT, LP 569,332 11,666,000 2.17%
16 Broadfin Capital, LLC 533,354 10,928,000 2.03%
17 Granahan Investment Management, LLC 525,104 10,759,000 2.00%
18 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 509,839 10,446,601 1.94%
19 BLACKROCK ADVISORS LLC 444,362 9,105,000 1.69%
20 WELLS FARGO & COMPANY/MN 424,977 8,707,000 1.62%
21 STATE STREET CORP 397,014 8,133,000 1.51%
22 NEXT CENTURY GROWTH INVESTORS LLC 394,338 8,079,000 1.50%
23 EMERALD ADVISERS, LLC 367,186 7,513,000 1.40%
24 ROYCE & ASSOCIATES LP 363,000 7,438,000 1.38%
25 DEUTSCHE BANK AG\ 343,357 7,033,000 1.31%
26 EMERALD MUTUAL FUND ADVISERS TRUST 327,133 6,693,000 1.25%
27 NORTHERN TRUST CORP 324,232 6,644,000 1.24%
28 BlackRock Institutional Trust Company, N.A. 310,748 6,367,000 1.19%
29 DRIEHAUS CAPITAL MANAGEMENT LLC 290,912 5,961,000 1.11%
30 TCW GROUP INC 281,084 5,759,000 1.07%
31 WADDELL & REED FINANCIAL INC 255,800 5,241,000 0.98%
32 LORD, ABBETT & CO. LLC 249,363 5,109,000 0.95%
33 COLUMBUS CIRCLE INVESTORS 236,640 4,849,000 0.90%
34 Rothschild Capital Partners, LLC 234,621 4,807,000 0.89%
35 CATAPULT CAPITAL MANAGEMENT LLC 225,000 4,610,000 0.86%
36 Allianz Asset Management GmbH 221,091 4,530,000 0.84%
37 KOPP INVESTMENT ADVISORS LLC 202,220 4,143,000 0.77%
38 BlackRock Group LTD 182,040 3,730,000 0.69%
39 Bank of New York Mellon Corp 175,763 3,600,000 0.67%
40 AMERIPRISE FINANCIAL INC 169,881 3,481,000 0.65%
41 UNITED SERVICES AUTOMOBILE ASSOCIATION 165,870 3,399,000 0.63%
42 Manatuck Hill Partners, LLC 164,100 3,362,000 0.63%
43 GEODE CAPITAL MANAGEMENT, LLC 161,398 3,307,000 0.62%
44 EVENTIDE ASSET MANAGEMENT, LLC 152,300 3,121,000 0.58%
45 Informed Momentum Co LLC 151,186 3,098,000 0.58%
46 BlackRock Finance, Inc. 137,186 2,810,000 0.52%
47 WALL STREET ASSOCIATES 128,647 2,636,000 0.49%
48 FEDERATED HERMES, INC. 128,200 2,627,000 0.49%
49 ESSEX INVESTMENT MANAGEMENT CO LLC 109,110 2,236,000 0.42%
50 BlackRock Investment Management, LLC 108,077 2,214,000 0.41%
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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.