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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 * SANDRIDGE ENERGY INC COM 21,984,545 134,985 0.98%
2 ATMEL CORP 12,847,808 107,408 0.78%
3 ON SEMICONDUCTOR CORP 10,050,653 94,476 0.68%
4 UNILIFE CORP 9,031,425 36,758 0.27%
5 Kior Inc 8,483,619 4,861 0.04%
6 NII HOLDINGS INC. CL B 8,474,411 10,085 0.07%
7 ZYNGA INC 8,452,405 36,345 0.26%
8 CADENCE DESIGN SYSTEM INC 7,418,418 115,282 0.83%
9 TRIQUINT SEMICONDU 6,513,900 87,221 0.63%
10 MASTEC INC 5,333,099 231,670 1.68%
11 E TRADE FINANCIAL CORP 5,050,202 116,256 0.84%
12 COGENT COMMUNICATIONS HLDGS IN COM NEW 4,500,091 159,888 1.16%
13 CARRIZO OIL & GAS INC 4,295,653 229,646 1.66%
14 ELECTRONIC ARTS INC 4,248,467 123,248 0.89%
15 UNITED CONTL HLDGS INC 4,157,691 185,558 1.34%
16 MERITOR INC 4,119,978 50,470 0.37%
17 CAPITALSOURCE INC 3,941,875 57,512 0.42%
18 WABASH NATL CORP 3,881,008 53,403 0.39%
19 MEDNAX INC 3,802,727 235,693 1.71%
20 ROVI CORP COM EXCHANGEDFOR CU 3,798,254 86,524 0.63%
21 KAR AUCTION SVCS INC 3,733,981 113,326 0.82%
22 MODINE MFG CO COM 3,668,949 53,750 0.39%
23 CIBER INC 3,653,775 16,734 0.12%
24 ALKERMES PLC 3,638,178 160,407 1.16%
25 LKQ CORP 3,502,066 92,279 0.67%
26 RAYMOND JAMES FINANC 3,475,929 194,409 1.41%
27 IMAX CORP 3,430,494 93,755 0.68%
28 SYNOPSYS INC 3,390,832 80,125 0.58%
29 EMULEX CORP 3,335,684 24,651 0.18%
30 QUINSTREET INC COM USD0.001 3,305,211 21,947 0.16%
31 ALLSCRIPTS HEALTHCARE SOLUTN 3,296,045 59,428 0.43%
32 INTEGRATED DEVICE TECHNOLOGY 3,214,907 39,318 0.28%
33 SYMMETRY MEDICAL I 3,133,873 31,527 0.23%
34 CROCS INC 3,030,135 47,270 0.34%
35 CABOT OIL & GAS CORP 2,994,817 101,464 0.73%
36 GLOBE SPECIALTY METALS INC 2,781,067 57,902 0.42%
37 ADVANCED ENERGY INDS COM 2,742,507 67,191 0.49%
38 CHICOS FAS INC 2,659,033 42,624 0.31%
39 SELECT COMFORT CORP 2,615,403 47,286 0.34%
40 FAIRCHILD SEMICONDUCTOR INTLCOM 2,605,865 35,935 0.26%
41 RPX CORP 2,588,290 42,137 0.30%
42 TANGOE INC COM DELETED 2,480,114 46,105 0.33%
43 FLEX LTD 2,462,639 22,755 0.16%
44 EAGLE MATERIALS INC 2,425,868 215,077 1.56%
45 FIRST HORIZON CORPORATION COM 2,421,274 29,879 0.22%
46 MRC GLOBAL 2,407,670 64,911 0.47%
47 CONTROLADORA VUELA CIA DE AV 2,406,240 19,972 0.14%
48 JABIL INC COM 2,396,324 43,134 0.31%
49 INTREXON CORPORATION 2,306,536 60,639 0.44%
50 ULTRATECH INC COM 2,264,741 66,108 0.48%
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