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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)
Portfolio Summary: 300 holdings with a total value of $16,381,776,000.
#
Name
Shares
Value ($)
%
Options
Notes
251 MAXIM INTEGR 75,620 2,287,000 0.01%
252 ABBOTT LABS 54,900 2,283,000 0.01%
253 AMERICAN WTR WKS CO INC NEW 46,950 2,264,000 0.01%
254 AUTOMATIC DATA PROCESSING IN 26,415 2,195,000 0.01%
255 ANALOG DEVICES INC 44,360 2,195,000 0.01%
256 WYNDHAM WORLDWIDE CORP 26,740 2,173,000 0.01%
257 CVS HEALTH CORP 27,100 2,157,000 0.01%
258 HENRY JACK & ASSOC INC 38,220 2,127,000 0.01%
259 PEPSICO INC 21,861 2,035,000 0.01%
260 KIMBERLY CLARK CORP 18,310 1,970,000 0.01%
261 METLIFE INC 35,910 1,929,000 0.01%
262 BLACKSTONE GROUP L P 58,410 1,839,000 0.01%
263 MICROCHIP TECHNOLOGY 36,480 1,723,000 0.01%
264 EXXON MOBIL CORP 16,160 1,520,000 0.01%
265 GENERAL ELECTRIC CO 50,802 1,302,000 0.01%
266 ENTERPRISE PRODS PARTNERS L 30,020 1,210,000 0.01%
267 JOHNSON & JOHNSON 11,265 1,201,000 0.01%
268 MERCK & CO INC 17,509 1,038,000 0.01%
269 WASTE CONNECTIONS INC COM 18,075 877,000 0.01%
270 NORTHERN TRUST 12,096 823,000 0.01%
271 SCHLUMBERGER LTD 7,979 811,000 0.00%
272 DOUGLAS DYNAMICS INC 35,300 688,000 0.00%
273 Abaxis Inc 12,800 649,000 0.00%
274 ARCBEST CORP COM 16,255 606,000 0.00%
275 BERKSHIRE HATHAWAY INC DEL 4,213 582,000 0.00%
276 UNION PAC CORP 5,000 542,000 0.00%
277 INTERVAL LEISURE GROUP INC 26,900 512,000 0.00%
278 INPHI CORPORATION 35,600 512,000 0.00%
279 NEWMARKET CORP 1,290 492,000 0.00%
280 COCA COLA CO 10,210 436,000 0.00%
281 Chubb Corporation 4,779 435,000 0.00%
282 AIR PRODS & CHEMS INC 3,320 432,000 0.00%
283 CARDIOVASCULAR SYS INC DEL COM 18,300 432,000 0.00%
284 PALL CORP 4,800 402,000 0.00%
285 CEMPRA INC 36,560 401,000 0.00%
286 MUELLER WTR PRODUCTS INCORPORATED COM SER A 48,200 399,000 0.00%
287 MEDICINES CO 16,900 377,000 0.00%
288 SANGAMO THERAPEUTICS INCORPORATED 34,000 367,000 0.00%
289 OCERA THERAPEUTICS INC 65,282 320,000 0.00%
290 FIRST SOLAR INC 4,540 299,000 0.00%
291 VENTAS INC 4,719 292,000 0.00%
292 SunEdison Inc 14,730 278,000 0.00%
293 3M CO 1,894 268,000 0.00%
294 BOSTON PROPERTIES INC 2,200 255,000 0.00%
295 EMERSON ELEC CO 4,000 250,000 0.00%
296 CHEVRON CORP NEW 2,000 239,000 0.00%
297 BIOGEN INC 690 228,000 0.00%
298 BOEING CO 1,700 217,000 0.00%
299 SEMPRA ENERGY 2,000 211,000 0.00%
300 LOCKHEED MARTIN CORP 1,150 210,000 0.00%
Page 6 of 6

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001085146-14-002222, filed 2014.11.12).

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.