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Institutional Investment Manager
FRONTIER CAPITAL MANAGEMENT CO LLC
FRONTIER CAPITAL MANAGEMENT CO LLC (CIK: 0000351173) incorporated in Delaware, located at 99 Summer St, Boston, MA. Institutional holdings reported to the SEC.

Institutional Holdings (2014Q1)
Original 13F HR (0000950123-14-004579) filed in 2014.04.30
#
Name
Shares
Value ($)
%
Options
Notes
1 * SANDRIDGE ENERGY INC COM 21,984,545 134,985 0.98%
2 2U, Inc. 439,690 6,002 0.04%
3 A O SMITH 921,944 42,428 0.31%
4 ABBVIE INC 59,086 3,037 0.02%
5 ACE LTD 37,484 3,713 0.03%
6 ACTUANT CORP 810 28 0.00%
7 ADTRAN INC COM 223,899 5,465 0.04%
8 ADVANCE AUTO PARTS INC 319,408 40,405 0.29%
9 ADVANCED ENERGY INDS COM 2,742,507 67,191 0.49%
10 ADVISORY BRD CO COM 524,430 33,695 0.24%
11 AGNICO EAGLE MINES LTD 701,427 21,218 0.15%
12 AKAMAI TECHNOLOGIES INC 963,449 56,082 0.41%
13 ALBEMARLE CORP 285,561 18,967 0.14%
14 ALKERMES PLC 3,638,178 160,407 1.16%
15 ALLEGHENY TECHNOLOGIES INC 602,430 22,700 0.16%
16 ALLERGAN PLC 666,932 137,288 0.99%
17 ALLIANCE DATA SYSTEMS CORP 325,327 88,635 0.64%
18 ALLIED WRLD ASSUR COM HLDG A 795,213 82,058 0.59%
19 ALLSCRIPTS HEALTHCARE SOLUTN 3,296,045 59,428 0.43%
20 ALTERA CORPORATION 385,855 13,981 0.10%
21 ALTRA INDL MOTION CORP COM 1,439,614 51,394 0.37%
22 AMERICAN AIRLS GROUP INC 2,137,468 78,231 0.57%
23 AMERICAN EAGLE OUTFITTERS NE 1,947,909 23,842 0.17%
24 AMERICAN INTL GROUP INC 76,337 3,818 0.03%
25 AMERICAN WTR WKS CO INC NEW 589 27 0.00%
26 AMGEN INC 35,452 4,373 0.03%
27 AMPHENOL CORP NEW 820,312 75,182 0.54%
28 AON PLC 832,154 70,134 0.51%
29 APPLE INC 12,382 6,646 0.05%
30 ARES COML REAL ESTATE CORP COM 789,867 10,592 0.08%
31 ARGO GROUP INTERNATIONAL 1,170,227 53,655 0.39%
32 ARMSTRONG WORLD INDS INC NEW COM 1,170,301 62,319 0.45%
33 ASPEN INSURANCE HOLDINGS LTD 1,197,879 47,556 0.34%
34 ATMEL CORP 12,847,808 107,408 0.78%
35 ATWOOD OCEANICS INC 184,300 9,287 0.07%
36 AUTOLIV INC 236,062 23,689 0.17%
37 AVAGO TECHNOLOGIES LTD SHS 1,052,723 67,806 0.49%
38 Advent Software Inc. 378,779 11,121 0.08%
39 B/E AEROSPACE INC 2,056,456 178,480 1.29%
40 BELDEN INC 1,800,169 125,292 0.91%
41 BERKLEY W R CORP 466,267 19,406 0.14%
42 BERRY PLASTICS GROUP INC 1,365,196 31,604 0.23%
43 BIOMARIN PHARMACEUTICAL INC 88,937 6,066 0.04%
44 BLACKHAWK NETWORK 651,051 15,879 0.11%
45 BLACKROCK INC 14,722 4,630 0.03%
46 BMC STOCK HOLDINGS INC 928,620 18,870 0.14%
47 BOISE CASCADE CO DEL COM 1,344,939 38,519 0.28%
48 BRIGGS & STRATTON CORP 430,210 9,572 0.07%
49 BRIGHT HORIZONS FAM SOL IN DEL COM 955,914 37,386 0.27%
50 BRIGHTCOVE INC COM 1,687,236 16,586 0.12%
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