Dark
Light
System
Security
ATRICURE INC
ATRICURE INC. Institutional holdings reported to the SEC.

Institutional Holders (2014Q4)
Portfolio Summary: 105 Institutional holders with a total value of $496,147,441.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 ADAGE CAPITAL PARTNERS GP, L.L.C. 2,176,019 43,433,000 8.75%
2 WELLINGTON MANAGEMENT GROUP LLP 1,821,091 36,350,000 7.33%
3 FMR LLC 1,129,000 22,535,000 4.54%
4 RS INVESTMENT MANAGEMENT CO LLC 1,054,238 21,043,000 4.24%
5 Cortina Asset Management, LLC 950,692 18,976,000 3.82%
6 NORTHPOINTE CAPITAL LLC 938,216 18,727,000 3.77%
7 THB ASSET MANAGEMENT 885,940 17,683,000 3.56%
8 Broadfin Capital, LLC 825,902 16,485,000 3.32%
9 MILLENNIUM MANAGEMENT LLC 821,114 16,389,000 3.30%
10 BlackRock Fund Advisors 762,348 15,216,000 3.07%
11 VANGUARD GROUP INC 740,698 14,785,000 2.98%
12 Tamarack Capital Management, LLC 685,000 13,673,000 2.76%
13 DAFNA Capital Management LLC 661,331 13,200,000 2.66%
14 First Light Asset Management, LLC 636,170 12,698,000 2.56%
15 WASATCH ADVISORS LP 615,898 12,293,000 2.48%
16 PALISADE CAPITAL MANAGEMENT, LP 555,668 11,091,000 2.24%
17 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 504,592 10,071,656 2.03%
18 BLACKROCK ADVISORS LLC 441,572 8,813,000 1.78%
19 WELLS FARGO & COMPANY/MN 407,064 8,125,000 1.64%
20 NEXT CENTURY GROWTH INVESTORS LLC 391,365 7,811,000 1.57%
21 PUTNAM INVESTMENTS LLC 380,211 7,589,000 1.53%
22 STATE STREET CORP 376,296 7,513,000 1.51%
23 Granahan Investment Management, LLC 367,336 7,332,000 1.48%
24 DEUTSCHE BANK AG\ 315,520 6,295,000 1.27%
25 NORTHERN TRUST CORP 311,816 6,223,000 1.25%
26 EMERALD ADVISERS, LLC 297,826 5,945,000 1.20%
27 BlackRock Institutional Trust Company, N.A. 289,230 5,773,000 1.16%
28 EMERALD MUTUAL FUND ADVISERS TRUST 251,359 5,017,000 1.01%
29 Allianz Asset Management GmbH 248,362 4,957,000 1.00%
30 LORD, ABBETT & CO. LLC 241,906 4,828,000 0.97%
31 DRIEHAUS CAPITAL MANAGEMENT LLC 232,994 4,651,000 0.94%
32 Telegraph Hill Partners Management Company, LLC 216,507 4,321,000 0.87%
33 KOPP INVESTMENT ADVISORS LLC 200,390 4,000,000 0.81%
34 BlackRock Group LTD 182,040 3,634,000 0.73%
35 CATAPULT CAPITAL MANAGEMENT LLC 175,000 3,493,000 0.70%
36 Rothschild Capital Partners, LLC 174,621 3,485,000 0.70%
37 WADDELL & REED FINANCIAL INC 169,700 3,387,000 0.68%
38 Manatuck Hill Partners, LLC 164,100 3,275,000 0.66%
39 COLUMBUS CIRCLE INVESTORS 152,630 3,046,000 0.61%
40 EVENTIDE ASSET MANAGEMENT, LLC 152,300 3,040,000 0.61%
41 GEODE CAPITAL MANAGEMENT, LLC 145,494 2,904,000 0.59%
42 BlackRock Finance, Inc. 137,186 2,738,000 0.55%
43 Bank of New York Mellon Corp 134,285 2,680,000 0.54%
44 WALL STREET ASSOCIATES 131,347 2,622,000 0.53%
45 FEDERATED HERMES, INC. 128,200 2,559,000 0.52%
46 KENNEDY CAPITAL MANAGEMENT LLC 125,144 2,498,000 0.50%
47 AMERIPRISE FINANCIAL INC 113,583 2,267,000 0.46%
48 UNITED SERVICES AUTOMOBILE ASSOCIATION 113,090 2,257,000 0.45%
49 Skylands Capital, LLC 107,500 2,142,000 0.43%
50 BlackRock Investment Management, LLC 107,094 2,138,000 0.43%
Page 1 of 3

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.