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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 (2014Q3)
Original 13F HR (0001085146-14-002222) filed in 2014.11.12
#
Name
Shares
Value ($)
%
Options
Notes
201 COSTAR GROUP INC 121,667 18,924 0.12%
202 NICE LTD 459,318 18,736 0.11%
203 BENCHMARK ELECTRS INC COM 828,514 18,401 0.11%
204 AMC NETWORKS INC 312,513 18,257 0.11%
205 SOTHEBYS 508,135 18,151 0.11%
206 KAPSTONE PAPER & PACKAGING C COM 640,882 17,925 0.11%
207 CADENCE DESIGN SYSTEM INC 1,035,681 17,824 0.11%
208 ISHARES TR RUS 2000 GRW ETF 133,550 17,320 0.11%
209 CROCS INC COM 1,374,677 17,293 0.11%
210 LPL FINL HLDGS INC 358,385 16,504 0.10%
211 DEL FRISCOS RESTAURANT GROUP 788,340 15,089 0.09%
212 ADVANCED ENERGY INDS 799,600 15,024 0.09%
213 ALBEMARLE CORP 249,905 14,719 0.09%
214 BGC PARTNERS INC 1,975,910 14,681 0.09%
215 MOHAWK INDS INC 105,332 14,201 0.09%
216 DEMANDWARE INC 276,287 14,069 0.09%
217 ATMEL CORP 1,734,420 14,014 0.09%
218 FIVE BELOW INC COM 348,134 13,790 0.08%
219 SK TELECOM LTD 439,371 13,331 0.08%
220 STEELCASE INC 810,127 13,116 0.08%
221 ENSCO PLC 309,140 12,771 0.08%
222 Rackspace Hosting 389,060 12,664 0.08%
223 TRINSEO S A 799,170 12,571 0.08%
224 RIVERBED TECHNOLOGY INC 637,183 11,817 0.07%
225 NORD ANGLIA EDUCATION INC 690,664 11,741 0.07%
226 Malibu Boats, Inc. 496,905 9,203 0.06%
227 CONSTELLATION BRANDS INC 100,060 8,721 0.05%
228 CORNERSTONE ONDEMAND INC 242,075 8,330 0.05%
229 AMERICAN INTL GROUP INC 152,040 8,213 0.05%
230 INFOBLOX INC 481,408 7,101 0.04%
231 CITIGROUP INC 133,600 6,923 0.04%
232 CARDIOME PHARMA CORP 730,926 6,527 0.04%
233 EXTENDED STAY AMER INC 267,840 6,359 0.04%
234 CUMULUS MEDIA INC 1,529,706 6,165 0.04%
235 CHEMOCENTRYX INC 1,366,793 6,151 0.04%
236 GARMIN LTD 101,520 5,278 0.03%
237 NATIONAL GEN HLDGS CORP 285,260 4,818 0.03%
238 BRISTOL MYERS SQUIBB CO 90,170 4,615 0.03%
239 A10 NETWORKS INC 443,560 4,041 0.02%
240 OCCIDENTAL PETE CORP DEL 40,030 3,849 0.02%
241 PROCTER AND GAMBLE CO 40,517 3,393 0.02%
242 Medtronic Inc. 50,254 3,113 0.02%
243 PFIZER INC 102,555 3,033 0.02%
244 GLAXOSMITHKLINE PLC 65,490 3,011 0.02%
245 TIME WARNER INC 38,040 2,861 0.02%
246 MONDELEZ INTL INC 83,329 2,855 0.02%
247 MARATHON PETE CORP 32,200 2,726 0.02%
248 FOMENTO ECONOMICO MEXICANO S 28,650 2,637 0.02%
249 CISCO SYS INC 91,150 2,294 0.01%
250 NUCOR CORP 42,250 2,293 0.01%
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