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) 14,053

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

Sector Weighting

Basic Materials 5.24%
Capital Goods 10.8%
Conglomerates 0.11%
Consumer Cyclical 7.61%
Consumer/Non-Cyclical 0.43%
Energy 8.34%
Financial 13.38%
Healthcare 10.44%
Services 11%
Technology 23.93%
Transportation 5.17%
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
ACTAVIS PLC SHS 144,911 -115,410 (44.33) 666,932
ALLIANCE DATA SYSTEMS CORP COM 89,976 -80,830 (47.32) 325,327
WESCO INTL INC COM 88,246 -56,443 (39.01) 1,029,951
DEXCOM INC COM 81,324 -55,509 (40.57) 2,248,379
ALLIED WRLD ASSUR COM HLDG AG SHS 93,088 -50,918 (35.36) 2,385,639
CELANESE CORP DEL COM SER A 11,828 -50,664 (81.07) 181,806
MEDNAX INC COM 219,303 -48,578 (18.13) 3,802,727
CHARLES RIV LABS INTL INC COM 17 -47,541 (99.96) 317
BONANZA CREEK ENERGY INC COM -47,266 Sold Out 0
B/E AEROSPACE INC COM 192,032 -46,906 (19.63) 2,056,456
ALBEMARLE CORP COM 20,583 -43,240 (67.75) 285,561
GNC HLDGS INC COM CL A 34,845 -42,202 (54.77) 964,178
BERKLEY W R CORP COM 21,532 -41,051 (65.59) 466,267
ALKERMES PLC SHS 177,216 -40,118 (18.46) 3,638,178
HENRY JACK & ASSOC INC COM 85,402 -39,776 (31.78) 1,431,482
YELP INC CL A 23,555 -37,774 (61.59) 330,084
UNITED CONTL HLDGS INC COM 166,599 -36,139 (17.83) 4,157,691
PVH CORP COM 25 -35,703 (99.93) 214
CITRIX SYS INC COM -33,364 Sold Out 0
CLARCOR INC COM -31,209 Sold Out 0