FRONTIER CAPITAL MANAGEMENT CO LLC Information

99 SUMMER STREET, BOSTON, Massachusetts, 02110,

Report Date: 12/31/2013

Position Statistics

Total Positions 334
New Positions 16
Increased Positions 128
Decreased Positions 206
Positions with Activity 334
Sold Out Positions 25
Total Mkt Value (in $ millions) 13,426

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

Sector Weighting

Basic Materials 6.68%
Capital Goods 11.79%
Conglomerates 0.07%
Consumer Cyclical 8.39%
Consumer/Non-Cyclical 0.44%
Energy 7.78%
Financial 12.42%
Healthcare 12.29%
Services 11.47%
Technology 21.42%
Transportation 5.04%
Utilities 0.85%

334 Positions as of 12/31/2013

Company ▲ Class Value of Shares ($1,000s) Change in Value ($1,000s) Change (%) Shares Held
ABBVIE INC COM 2,726 -312 (10.27) 56,950
ACCURIDE CORP NEW COM NEW -11,428 Sold Out 0
ACE LIMITED SHS 3,614 -421 (10.44) 36,100
ACTAVIS PLC SHS 232,358 16,219 7.50 1,198,092
ADTRAN INC COM 5,660 -89 (1.55) 229,429
ADVANCED ENERGY INDS COM 58,561 25,812 78.82 2,493,004
ADVENT SOFTWARE INC COM 10,479 -154 (1.45) 388,129
ADVISORY BRD CO COM 35,499 -2,774 (7.25) 594,417
AGNICO EAGLE MINES LTD COM 21,738 6,053 38.59 712,950
AKAMAI TECHNOLOGIES INC COM 53,194 -18,977 (26.3) 992,972
ALASKA AIR GROUP INC COM 22,408 -55,975 (71.41) 249,388
ALBEMARLE CORP COM 58,103 -5,125 (8.11) 885,448
ALKERMES PLC SHS 191,098 -23,516 (10.96) 4,461,781
ALLEGHENY TECHNOLOGIES INC COM 25,125 -379 (1.49) 617,920
ALLIANCE DATA SYSTEMS CORP COM 158,942 -12,420 (7.25) 617,585
ALLIED WRLD ASSUR COM HLDG AG SHS 127,263 -2,586 (1.99) 1,230,190
ALLSCRIPTS HEALTHCARE SOLUTNS COM 17,360 1,792 11.51 1,012,248
ALTERA CORP COM 13,468 -177 (1.3) 394,829
ALTRA INDL MOTION CORP COM 45,156 5,081 12.68 1,344,735
AMERICAN AIRLS GROUP INC COM 15,797 15,797 New 468,473


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