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Institutional Investment Manager
FRONTIER CAPITAL MANAGEMENT CO LLC
FRONTIER CAPITAL MANAGEMENT CO LLC (CIK: 0000351173) incorporated in Delaware, located at 99 Summer St, Boston, MA. Institutional holdings reported to the SEC.

Institutional Holdings (2014Q1)
Original 13F HR (0000950123-14-004579) filed in 2014.04.30
#
Name
Shares
Value ($)
%
Options
Notes
1 MEDNAX INC 3,802,727 235,693 1.71%
2 MASTEC INC 5,333,099 231,670 1.68%
3 CARRIZO OIL & GAS INC 4,295,653 229,646 1.66%
4 EAGLE MATERIALS INC 2,425,868 215,077 1.56%
5 RAYMOND JAMES FINANC 3,475,929 194,409 1.41%
6 UNITED CONTL HLDGS INC 4,157,691 185,558 1.34%
7 B/E AEROSPACE INC 2,056,456 178,480 1.29%
8 ALKERMES PLC 3,638,178 160,407 1.16%
9 COGENT COMMUNICATIONS HLDGS IN COM NEW 4,500,091 159,888 1.16%
10 COOPER COS INC 1,099,031 150,963 1.09%
11 SIGNATURE BANK 1,187,367 149,121 1.08%
12 FMC 1,840,996 140,947 1.02%
13 ALLERGAN PLC 666,932 137,288 0.99%
14 * SANDRIDGE ENERGY INC COM 21,984,545 134,985 0.98%
15 BELDEN INC 1,800,169 125,292 0.91%
16 NXP SEMICONDUCTORS N V 2,109,963 124,087 0.90%
17 ELECTRONIC ARTS INC 4,248,467 123,248 0.89%
18 ILLUMINA INC 816,662 121,405 0.88%
19 PERRIGO CO PLC 774,049 119,714 0.87%
20 ISHARES TR 1,022,800 118,993 0.86%
21 CONTINENTAL RESOURE 943,535 117,253 0.85%
22 E TRADE FINANCIAL CORP 5,050,202 116,256 0.84%
23 CADENCE DESIGN SYSTEM INC 7,418,418 115,282 0.83%
24 KAR AUCTION SVCS INC 3,733,981 113,326 0.82%
25 WATSCO INC 1,104,630 110,364 0.80%
26 ATMEL CORP 12,847,808 107,408 0.78%
27 KIRBY CORP 1,041,015 105,403 0.76%
28 COVANCE INC 1,012,964 105,247 0.76%
29 CABOT OIL & GAS CORP 2,994,817 101,464 0.73%
30 TRW AUTOMOTIVE HLDGS CORP 1,237,115 100,973 0.73%
31 IHS INC A 807,342 98,092 0.71%
32 WABCO HLDGS INC 926,176 97,767 0.71%
33 HARLEY DAVIDSON INC 1,452,332 96,740 0.70%
34 XILINX INC 1,745,245 94,714 0.69%
35 ON SEMICONDUCTOR CORP 10,050,653 94,476 0.68%
36 IMAX CORP 3,430,494 93,755 0.68%
37 INSULET CORPORATION 1,967,144 93,282 0.68%
38 DEXCOM INC 2,248,379 92,993 0.67%
39 LKQ CORP 3,502,066 92,279 0.67%
40 STARWOOD HOTELS & RESORTS WORLDWIDE INC COM 1,143,813 91,048 0.66%
41 National Australia Bank ADR 1,838,871 89,792 0.65%
42 ALLIANCE DATA SYSTEMS CORP 325,327 88,635 0.64%
43 LENNOX INTL INC 960,553 87,324 0.63%
44 TRIQUINT SEMICONDU 6,513,900 87,221 0.63%
45 ROVI CORP COM EXCHANGEDFOR CU 3,798,254 86,524 0.63%
46 PALL CORP 960,147 85,904 0.62%
47 WESCO INTL INC 1,029,951 85,713 0.62%
48 DELPHI AUTOMOTIVE PLC 1,250,513 84,860 0.61%
49 ALLIED WRLD ASSUR COM HLDG A 795,213 82,058 0.59%
50 O REILLY AUTOMOTIVE INC NEW 550,006 81,615 0.59%
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