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Institutional Investment Manager
WESTFIELD CAPITAL MANAGEMENT CO LP
WESTFIELD CAPITAL MANAGEMENT CO LP (CIK: 0001177719) incorporated in Delaware, located at One Financial Center, Boston, MA. Institutional holdings reported to the SEC.

Institutional Holdings (2016Q1)
Original 13F HR (0001085146-16-003726) filed in 2016.05.13
#
Name
Shares
Value ($)
%
Options
Notes
101 SCRIPPS NETWORKS INTERACT IN 628,335 41,156 0.31%
102 FORTUNE BRANDS HOME & SEC IN 729,503 40,881 0.31%
103 HD SUPPLY 1,231,747 40,734 0.31%
104 WATSCO INC 299,903 40,409 0.31%
105 CROWN CASTLE INTL CORP NEW 466,097 40,317 0.31%
106 ON SEMICONDUCTOR CORP 4,181,285 40,099 0.31%
107 ULTIMATE SOFTWARE GROUP INC COM 205,409 39,747 0.30%
108 INTEGRA LIFESCIENCES HLDGS CP COM NEW 570,355 38,419 0.29%
109 BRUNSWICK CORP 794,691 38,129 0.29%
110 ARRIS INTL INC 1,652,892 37,884 0.29%
111 BROADSOFT INC 922,524 37,224 0.28%
112 DOLLAR GEN CORP NEW 433,205 37,082 0.28%
113 BAKER HUGHES INC 838,486 36,751 0.28%
114 PACIRA PHARMACEUTICALS INC 693,054 36,718 0.28%
115 KNOLL INC 1,675,293 36,270 0.28%
116 CHEMTURA CORP 1,359,455 35,890 0.27%
117 RAYMOND JAMES FINANC 737,354 35,105 0.27%
118 ELECTRONICS FOR IMAGING INC 826,310 35,027 0.27%
119 A O SMITH 458,390 34,980 0.27%
120 MASIMO CORP 828,904 34,681 0.26%
121 MACQUARIE INFRASTRUCTURE COR 512,605 34,570 0.26%
122 INTERXION HOLDING N.V 980,920 33,920 0.26%
123 ZOETIS INC 764,321 33,882 0.26%
124 KELLOGG CO 442,585 33,880 0.26%
125 BUILDERS FIRSTSOURCE INC COM 3,002,381 33,837 0.26%
126 MEDIVATION INC 730,823 33,603 0.26%
127 SIGNET JEWELERS LIMITED 266,681 33,076 0.25%
128 MICROSEMI CORP 847,307 32,460 0.25%
129 ROBERT HALF INTL INC 691,902 32,229 0.25%
130 STARWOOD PPTY TR INC 1,702,551 32,229 0.25%
131 MATSON INC COM 796,329 31,989 0.24%
132 FIRST REP BK SAN FRANCISCO C 478,552 31,891 0.24%
133 CIENA CORP 1,674,520 31,849 0.24%
134 VERIFONE SYS INC 1,127,352 31,836 0.24%
135 JACK IN THE BOX INC 496,733 31,726 0.24%
136 STEELCASE INC 2,092,087 31,214 0.24%
137 INTERPUBLIC GROUP COS INC 1,292,392 29,660 0.23%
138 VEEVA SYS INC 1,159,630 29,037 0.22%
139 NAVIGATOR HLDGS LTD 1,794,667 28,984 0.22%
140 AGILENT TECHNOLOGIES INC 724,374 28,866 0.22%
141 INSTALLED BLDG PRODS INC 1,084,587 28,861 0.22%
142 JOHN BEAN TECHNOLOGIES CORP 511,070 28,829 0.22%
143 SKYWORKS SOLUTIONS INC 369,103 28,753 0.22%
144 EXPEDIA INC DEL 266,211 28,703 0.22%
145 HURON CONSULTING 488,669 28,436 0.22%
146 MADISON SQUARE GARDEN CO NEW 170,750 28,406 0.22%
147 NICE LTD 420,058 27,216 0.21%
148 BERRY GLOBAL GROUP INC 751,510 27,167 0.21%
149 JONES LANG LASALLE INC 231,381 27,146 0.21%
150 HEARTLAND PMT SYS INC 271,917 26,259 0.20%
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