FRONTIER CAPITAL MANAGEMENT CO LLC Information

99 SUMMER STREET, BOSTON, Massachusetts, 02110,

Report Date: 03/31/2014

Position Statistics

Total Positions 365
New Positions 56
Increased Positions 180
Decreased Positions 184
Positions with Activity 364
Sold Out Positions 14
Total Mkt Value (in $ millions) 13,824

Institutional Holdings information is filed by major institutions on form 13-F with the Securities and Exchange Commission.

Sector Weighting

Basic Materials 5.27%
Capital Goods 10.68%
Conglomerates 0.1%
Consumer Cyclical 7.69%
Consumer/Non-Cyclical 0.42%
Energy 8.2%
Financial 13.23%
Healthcare 10.55%
Services 11.04%
Technology 23.68%
Transportation 5.52%
Utilities 1.06%

364 Activity Positions as of 03/31/2014

Company Class Value of Shares ($1,000s) ▼ Change in Value ($1,000s) Change (%) Shares Held
ALLIANCE DATA SYSTEMS CORP COM 88,024 -79,076 (47.32) 325,327
COVANCE INC COM 88,016 4,073 4.85 1,012,964
DEXCOM INC COM 87,799 -59,929 (40.57) 2,248,379
ON SEMICONDUCTOR CORP COM 87,039 44,743 105.78 10,050,653
LENNOX INTL INC COM 86,123 1,599 1.89 960,553
DELPHI AUTOMOTIVE PLC SHS 86,023 2,101 2.50 1,250,513
WESCO INTL INC COM 85,826 -54,895 (39.01) 1,029,951
HENRY JACK & ASSOC INC COM 85,488 -39,816 (31.78) 1,431,482
CAMERON INTERNATIONAL CORP COM 84,925 18,132 27.15 1,145,317
O REILLY AUTOMOTIVE INC NEW COM 83,458 -596 (0.71) 550,006
AMPHENOL CORP NEW CL A 80,062 14,189 21.54 820,312
PALL CORP COM 77,580 -11,421 (12.83) 960,147
TESSERA TECHNOLOGIES INC COM 76,701 1,302 1.73 3,390,832
INTERMUNE INC COM 75,695 44,033 139.08 1,663,624
WEX INC COM 75,555 -28,242 (27.21) 714,674
POPULAR INC COM NEW 75,437 1,975 2.69 2,257,235
CONCHO RES INC COM 74,772 -504 (0.67) 510,844
GENESEE & WYO INC CL A 74,145 -5,515 (6.92) 724,917
AVAGO TECHNOLOGIES LTD SHS 73,606 -9,096 (11) 1,052,723
CARLISLE COS INC COM 73,373 -3,092 (4.04) 875,052