FRONTIER CAPITAL MANAGEMENT CO LLC Information

99 SUMMER STREET, BOSTON, Massachusetts, 02110,

Report Date: 12/31/2015

Position Statistics

Total Positions 375
New Positions 28
Increased Positions 175
Decreased Positions 188
Positions with Activity 363
Sold Out Positions 24
Total Mkt Value (in $ millions) 11,955

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

Sector Weighting

Basic Materials 5.17%
Capital Goods 5.47%
Conglomerates
Consumer Cyclical 5.88%
Consumer/Non-Cyclical 1.42%
Energy 1.73%
Financial 15.84%
Healthcare 11.18%
Services 15.72%
Technology 23.81%
Transportation 3.73%
Utilities 1.78%

363 Activity Positions as of 12/31/2015

Company Class Value of Shares ($1,000s) ▼ Change in Value ($1,000s) Change (%) Shares Held
SILICON LABORATORIES INC COM 7,134 -11 (0.15) 152,426
SEACHANGE INTL INC COM 7,083 -37 (0.52) 1,898,997
ARTISAN PARTNERS ASSET MGMT IN CL A 6,742 545 8.79 208,664
MARKETO INC COM 6,573 2,642 67.20 298,904
BLUEBIRD BIO INC COM 6,506 5,914 998.35 146,707
LPL FINL HLDGS INC COM 6,362 -10 (0.15) 241,000
DANA HLDG CORP COM 6,245 -11 (0.17) 482,998
MYLAN N V SHS EURO 6,044 -108 (1.76) 144,897
QUICKLOGIC CORP COM 6,030 -10 (0.16) 5,482,093
VERIFONE SYS INC COM 5,866 -9 (0.15) 206,102
LSB INDS INC COM 5,680 313 5.83 431,644
INSYS THERAPEUTICS INC NEW COM NEW 5,512 1,611 41.31 380,434
AMERICAN WOODMARK CORP COM 5,457 -3,584 (39.65) 74,913
UNIVERSAL ELECTRS INC COM 5,355 5,355 New 80,635
SANGAMO BIOSCIENCES INC COM 5,227 -1,595 (23.38) 829,651
BONANZA CREEK ENERGY INC COM 5,224 -1,001 (16.08) 1,346,307
UNITED THERAPEUTICS CORP DEL COM 5,074 2,473 95.09 48,231
TENNECO INC COM 5,015 -7 (0.15) 94,086
SYNCHRONOSS TECHNOLOGIES INC COM 4,589 -5,263 (53.42) 147,692
BOTTOMLINE TECH DEL INC COM 4,571 4,571 New 186,117