FRONTIER CAPITAL MANAGEMENT CO LLC Information

99 SUMMER STREET, BOSTON, Massachusetts, 02110,

Report Date: 03/31/2015

Position Statistics

Total Positions 395
New Positions 37
Increased Positions 150
Decreased Positions 232
Positions with Activity 382
Sold Out Positions 32
Total Mkt Value (in $ millions) 13,963

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

Sector Weighting

Basic Materials 4.78%
Capital Goods 5.86%
Conglomerates
Consumer Cyclical 6.96%
Consumer/Non-Cyclical 2.09%
Energy 2.92%
Financial 15.15%
Healthcare 11.1%
Services 12.81%
Technology 27.44%
Transportation 3.6%
Utilities 0.93%

37 New Positions as of 03/31/2015

Company Class Value of Shares ($1,000s) ▼ Change in Value ($1,000s) Change (%) Shares Held
SWIFT TRANSN CO CL A 16,832 16,832 New 744,772
NETGEAR INC COM 13,498 13,498 New 448,595
RENTRAK CORP COM 11,647 11,647 New 164,600
POWER INTEGRATIONS INC COM 11,406 11,406 New 257,647
MAXIMUS INC COM 7,316 7,316 New 111,251
NUANCE COMMUNICATIONS INC COM 6,036 6,036 New 350,941
MATTSON TECHNOLOGY INC COM 4,975 4,975 New 1,489,620
BONANZA CREEK ENERGY INC COM 4,081 4,081 New 244,957
LGI HOMES INC COM 2,257 2,257 New 119,977
STAAR SURGICAL CO COM PAR $0.01 1,707 1,707 New 182,370
BIOGEN INC COM 1,352 1,352 New 3,344
BOSTON PROPERTIES INC COM 36 36 New 292
WESTERN DIGITAL CORP COM 29 29 New 357
NRG ENERGY INC COM NEW 25 25 New 1,098
ALLISON TRANSMISSION HLDGS INC COM 16 16 New 554
BED BATH & BEYOND INC COM 13 13 New 194
BOSTON SCIENTIFIC CORP COM 13 13 New 759