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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 (2015Q3)
Original 13F HR (0001085146-15-002279) filed in 2015.11.12
#
Name
Shares
Value ($)
%
Options
Notes
51 Charter Communications 97,615 17,166 0.12%
52 LENNAR CORP 103,205 4,967 0.04%
53 PACWEST BANCORP DEL 104,050 4,454 0.03%
54 PAYCHEX INC 109,012 5,192 0.04%
55 RAPID7 INC 112,470 2,559 0.02%
56 ZYNGA INC 120,800 275 0.00%
57 ALLEGIANT TRAVEL CO 122,694 26,533 0.19%
58 QUALCOMM INC COM 123,906 6,657 0.05%
59 CITIGROUP INC 125,350 6,219 0.04%
60 OCLARO INC 127,100 292 0.00%
61 BRISTOL-MYERS SQUIBB CO 130,330 7,716 0.05%
62 TELEFLEX INC 137,630 17,095 0.12%
63 PFIZER INC 146,805 4,611 0.03%
64 Intuit Inc 151,043 28,718 0.20%
65 PRICELINE GRP INC 151,550 187,446 1.33%
66 AFFILIATED MANAGERS GROUP INC COM STK 154,367 26,395 0.19%
67 GLAXOSMITHKLINE PLC 156,840 6,030 0.04%
68 ULTIMATE SOFTWARE GROUP INC 174,824 31,295 0.22%
69 MICROSOFT CORPORATION 175,593 7,772 0.06%
70 FIRST AMERN FINL CORP COM 183,446 7,167 0.05%
71 Flowers Foods, Inc. 184,420 4,563 0.03%
72 COLLEGIUM PHARMACEUTICAL INC 184,461 4,078 0.03%
73 ASTRAZENECA PLC 190,900 6,074 0.04%
74 METTLER TOLEDO INTERNATIONAL 200,654 57,134 0.40%
75 PUMA BIOTECHNOLOGY INC 221,356 16,681 0.12%
76 CISCO SYSTEMS INC 232,115 6,093 0.04%
77 National Health Investors Inc 240,618 13,833 0.10%
78 MACQUARIE INFRASTRUCTURE COR 252,314 18,838 0.13%
79 ALLIANCE DATA SYSTEMS CORP 254,842 65,999 0.47%
80 GRACE W R & CO DEL NEW 260,255 24,217 0.17%
81 AMAZON.COM INC 283,277 145,007 1.03%
82 Jones Lang LaSalle Inc 283,670 40,783 0.29%
83 LITHIA MOTORS 296,013 32,002 0.23%
84 HARMAN INTL INDS INC COM 298,808 28,683 0.20%
85 Google A Shares 302,890 193,356 1.37%
86 ALPHABET INC - CL C 303,561 184,693 1.31%
87 QORVO INC 305,000 13,740 0.10%
88 INTEGRA LIFESCIENC 305,275 18,179 0.13%
89 Scotts Miracle Gro Co 306,389 18,635 0.13%
90 AON PLC 310,204 27,487 0.19%
91 PAPA JOHNS INTL INC 314,574 21,542 0.15%
92 EXPEDIA INC DEL 315,293 37,104 0.26%
93 WATSCO INC 318,190 37,699 0.27%
94 AMERIPRISE FINL INC 320,575 34,984 0.25%
95 BANK OF AMERICA CORP 343,650 5,354 0.04%
96 AMC NETWORKS INC 350,629 25,656 0.18%
97 HUNT J B TRANS SVCS INC 351,825 25,120 0.18%
98 CROWN CASTLE INTL CORP NEW COM 368,683 29,078 0.21%
99 CEB INC 389,992 26,652 0.19%
100 SNAP ON INC 392,101 59,184 0.42%
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