WESTFIELD CAPITAL MANAGEMENT CO LP - Q4 2015 holdings

$14.9 Billion is the total value of WESTFIELD CAPITAL MANAGEMENT CO LP's 272 reported holdings in Q4 2015. The portfolio turnover from Q3 2015 to Q4 2015 was 45.5% .

 Value Shares↓ Weighting
JAZZ BuyJAZZ PHARMACEUTICALS PLC$349,613,000
+14.5%
2,487,288
+8.2%
2.35%
+8.9%
GOOGL NewALPHABET INCcap stk cl a$225,812,000290,243
+100.0%
1.52%
GOOG NewALPHABET INCcap stk cl c$220,618,000290,715
+100.0%
1.48%
BMY BuyBRISTOL MYERS SQUIBB CO$200,948,000
+2504.3%
2,921,174
+2141.4%
1.35%
+2358.2%
DOW BuyDOW CHEM CO$197,557,000
+48.1%
3,837,548
+22.0%
1.33%
+40.9%
UAL BuyUNITED CONTL HLDGS INC$197,346,000
+11.8%
3,444,077
+3.5%
1.33%
+6.3%
AMZN BuyAMAZON COM INC$194,672,000
+34.3%
288,023
+1.7%
1.31%
+27.6%
STE NewSTERIS PLC$191,150,0002,537,159
+100.0%
1.29%
MSFT BuyMICROSOFT CORP$181,835,000
+2239.6%
3,277,480
+1766.5%
1.22%
+2125.5%
PANW BuyPALO ALTO NETWORKS INC$179,495,000
+10.4%
1,019,050
+7.8%
1.21%
+5.0%
BIIB BuyBIOGEN INC$157,362,000
+78189.6%
513,667
+74344.5%
1.06%
+105800.0%
NLSN BuyNIELSEN HLDGS PLC$137,168,000
+11.8%
2,943,527
+6.7%
0.92%
+6.2%
LII BuyLENNOX INTL INC$129,248,000
+44.1%
1,034,809
+30.8%
0.87%
+37.0%
COST BuyCOSTCO WHSL CORP NEW$128,729,000
+39.1%
797,082
+24.5%
0.87%
+32.2%
FOXA BuyTWENTY FIRST CENTY FOX INCcl a$123,353,000
+32.4%
4,541,704
+31.5%
0.83%
+25.8%
NWL NewNEWELL RUBBERMAID INC$120,781,0002,740,049
+100.0%
0.81%
SYF NewSYNCHRONY FINL$120,676,0003,968,302
+100.0%
0.81%
CE BuyCELANESE CORP DEL$118,755,000
+36.9%
1,763,772
+20.3%
0.80%
+30.1%
KR NewKROGER CO$115,147,0002,752,737
+100.0%
0.78%
MIDD BuyMIDDLEBY CORP$110,650,000
+35.4%
1,025,770
+32.0%
0.74%
+28.7%
TDG BuyTRANSDIGM GROUP INC$105,512,000
+11.6%
461,859
+3.7%
0.71%
+6.1%
TMO BuyTHERMO FISHER SCIENTIFIC INC$103,328,000
+30.0%
728,429
+12.1%
0.70%
+23.4%
MTN BuyVAIL RESORTS INC$102,689,000
+37.9%
802,322
+12.8%
0.69%
+31.1%
CTSH BuyCOGNIZANT TECHNOLOGY SOLUTIOcl a$102,047,000
+6.2%
1,700,221
+10.8%
0.69%
+1.0%
FTNT BuyFORTINET INC$100,402,000
-0.2%
3,221,095
+36.0%
0.68%
-5.1%
SU NewSUNCOR ENERGY INC NEW$99,722,0003,865,184
+100.0%
0.67%
AVGO BuyAVAGO TECHNOLOGIES LTD$99,413,000
+71.0%
684,901
+47.3%
0.67%
+62.4%
TJX BuyTJX COS INC NEW$99,051,000
+13.9%
1,396,858
+14.8%
0.67%
+8.5%
AIZ BuyASSURANT INC$95,835,000
+10.1%
1,189,904
+8.0%
0.64%
+4.7%
ALGN BuyALIGN TECHNOLOGY INC$94,123,000
+18.5%
1,429,348
+2.1%
0.63%
+12.6%
RH BuyRESTORATION HARDWARE HLDGS I$86,689,000
-6.8%
1,091,118
+9.5%
0.58%
-11.4%
IHS BuyIHS INCcl a$81,052,000
+4.0%
684,391
+1.9%
0.54%
-1.3%
NXST BuyNEXSTAR BROADCASTING GROUP Icl a$80,362,000
+82.9%
1,369,026
+47.5%
0.54%
+74.0%
SNA BuySNAP ON INC$75,464,000
+27.5%
440,202
+12.3%
0.51%
+21.2%
ADS BuyALLIANCE DATA SYSTEMS CORP$75,075,000
+13.8%
271,451
+6.5%
0.50%
+8.1%
RHT BuyRED HAT INC$72,593,000
+22.8%
876,624
+6.6%
0.49%
+16.7%
GRA BuyGRACE W R & CO DEL NEW$72,518,000
+199.5%
728,163
+179.8%
0.49%
+185.4%
NBIX BuyNEUROCRINE BIOSCIENCES INC$69,108,000
+51.6%
1,221,642
+6.6%
0.46%
+44.0%
SIX BuySIX FLAGS ENTMT CORP NEW$68,353,000
+32.1%
1,244,133
+10.0%
0.46%
+25.7%
MDVN BuyMEDIVATION INC$67,845,000
+48.4%
1,403,498
+30.5%
0.46%
+41.0%
XRAY BuyDENTSPLY INTL INC NEW$66,842,000
+83.7%
1,098,469
+52.6%
0.45%
+74.4%
PTCT BuyPTC THERAPEUTICS INC$60,660,000
+81.6%
1,872,220
+49.6%
0.41%
+72.9%
SCS BuySTEELCASE INCcl a$60,260,000
+74.4%
4,044,271
+115.4%
0.41%
+65.7%
WBC BuyWABCO HLDGS INC$58,497,000
-1.4%
572,040
+1.0%
0.39%
-6.2%
MACK BuyMERRIMACK PHARMACEUTICALS IN$57,321,000
+3.4%
7,255,815
+11.4%
0.39%
-1.5%
BXLT NewBAXALTA INC$54,797,0001,403,966
+100.0%
0.37%
WMGI NewWRIGHT MED GROUP N V$54,442,0002,251,539
+100.0%
0.37%
ACAD NewACADIA PHARMACEUTICALS INC$52,744,0001,479,504
+100.0%
0.36%
MSCI NewMSCI INC$51,185,000709,625
+100.0%
0.34%
UNM BuyUNUM GROUP$47,752,000
+12.0%
1,434,436
+7.9%
0.32%
+6.3%
ANAC NewANACOR PHARMACEUTICALS INC$45,947,000406,716
+100.0%
0.31%
DGX BuyQUEST DIAGNOSTICS INC$45,731,000
+26.8%
642,825
+9.6%
0.31%
+20.8%
BFAM BuyBRIGHT HORIZONS FAM SOL IN D$42,812,000
+5.4%
640,895
+1.4%
0.29%
+0.3%
FBHS BuyFORTUNE BRANDS HOME & SEC IN$41,250,000
+89.9%
743,245
+62.4%
0.28%
+80.5%
CIEN NewCIENA CORP$40,948,0001,979,127
+100.0%
0.28%
EXPE BuyEXPEDIA INC DEL$40,449,000
+9.0%
325,416
+3.2%
0.27%
+3.4%
CCI BuyCROWN CASTLE INTL CORP NEW$40,147,000
+38.1%
464,393
+26.0%
0.27%
+31.1%
HOT BuySTARWOOD HOTELS&RESORTS WRLD$39,909,000
+12.7%
576,049
+8.1%
0.27%
+7.2%
AMCX BuyAMC NETWORKS INCcl a$39,219,000
+52.9%
525,156
+49.8%
0.26%
+45.1%
WSO BuyWATSCO INC$37,787,000
+0.2%
322,605
+1.4%
0.25%
-4.9%
AMP BuyAMERIPRISE FINL INC$36,977,000
+5.7%
347,465
+8.4%
0.25%
+0.4%
LNKD BuyLINKEDIN CORP$37,066,000
+29.1%
164,680
+9.0%
0.25%
+22.7%
CHMT BuyCHEMTURA CORP$37,030,000
+12.7%
1,357,885
+18.3%
0.25%
+6.9%
EFII BuyELECTRONICS FOR IMAGING INC$36,846,000
+10.0%
788,310
+1.9%
0.25%
+4.6%
ARMK NewARAMARK$36,722,0001,138,665
+100.0%
0.25%
AON BuyAON PLC$36,215,000
+31.8%
392,745
+26.6%
0.24%
+25.1%
TFX BuyTELEFLEX INC$36,227,000
+111.9%
275,595
+100.2%
0.24%
+101.7%
ALGT BuyALLEGIANT TRAVEL CO$36,060,000
+35.9%
214,861
+75.1%
0.24%
+29.3%
A BuyAGILENT TECHNOLOGIES INC$35,645,000
+32.7%
852,544
+9.0%
0.24%
+26.3%
RUSHA BuyRUSH ENTERPRISES INCcl a$35,672,000
+54.2%
1,629,607
+70.5%
0.24%
+46.3%
ULTI BuyULTIMATE SOFTWARE GROUP INC$34,672,000
+10.8%
177,339
+1.4%
0.23%
+5.0%
AMAT BuyAPPLIED MATLS INC$34,368,000
+58.2%
1,840,815
+24.5%
0.23%
+50.0%
NORD BuyNORD ANGLIA EDUCATION INC$32,165,000
+14.1%
1,586,054
+14.4%
0.22%
+8.0%
DG BuyDOLLAR GEN CORP NEW$31,854,000
+7.8%
443,210
+8.7%
0.21%
+2.4%
ZBRA NewZEBRA TECHNOLOGIES CORPcl a$31,403,000450,867
+100.0%
0.21%
CRME BuyCARDIOME PHARMA CORP$31,157,000
+14.6%
3,841,830
+19.2%
0.21%
+8.8%
HDS NewHD SUPPLY HLDGS INC$31,139,0001,036,922
+100.0%
0.21%
AEO BuyAMERICAN EAGLE OUTFITTERS NE$30,538,000
+4.8%
1,970,220
+5.7%
0.21%0.0%
COMM BuyCOMMSCOPE HLDG CO INC$29,704,000
+13.1%
1,147,302
+31.2%
0.20%
+7.5%
CHTR BuyCHARTER COMMUNICATIONS INC Dcl a new$29,565,000
+72.2%
161,471
+65.4%
0.20%
+63.1%
IART BuyINTEGRA LIFESCIENCES HLDGS C$29,311,000
+61.2%
432,445
+41.7%
0.20%
+52.7%
SWKS BuySKYWORKS SOLUTIONS INC$28,897,000
+2393.3%
376,112
+2633.4%
0.19%
+2325.0%
BSFT BuyBROADSOFT INC$28,598,000
+21.2%
808,769
+2.7%
0.19%
+15.0%
CRUS BuyCIRRUS LOGIC INC$28,057,000
+63.1%
950,130
+74.0%
0.19%
+54.9%
MSGS NewMADISON SQUARE GARDEN CO NEWcl a$27,445,000169,625
+100.0%
0.18%
EWBC BuyEAST WEST BANCORP INC$27,280,000
+9.9%
656,405
+1.6%
0.18%
+4.5%
INXN NewINTERXION HOLDING N.V$26,843,000890,310
+100.0%
0.18%
NHI BuyNATIONAL HEALTH INVS INC$26,565,000
+92.0%
436,425
+81.4%
0.18%
+82.7%
NXPI NewNXP SEMICONDUCTORS N V$26,379,000313,105
+100.0%
0.18%
BLDR BuyBUILDERS FIRSTSOURCE INC$26,221,000
-4.0%
2,366,487
+9.8%
0.18%
-8.8%
IBP BuyINSTALLED BLDG PRODS INC$25,959,000
+7.1%
1,045,467
+9.1%
0.18%
+1.7%
HXL BuyHEXCEL CORP NEW$25,896,000
+5.2%
557,511
+1.6%
0.17%0.0%
HPY NewHEARTLAND PMT SYS INC$25,575,000269,717
+100.0%
0.17%
MIC BuyMACQUARIE INFRASTRUCTURE COR$25,045,000
+32.9%
344,979
+36.7%
0.17%
+27.1%
ARRS NewARRIS GROUP INC NEW$23,281,000761,550
+100.0%
0.16%
MATX BuyMATSON INC$22,877,000
+12.8%
536,646
+1.8%
0.15%
+6.9%
SMG BuySCOTTS MIRACLE GRO COcl a$22,360,000
+20.0%
346,613
+13.1%
0.15%
+13.6%
NVGS BuyNAVIGATOR HOLDINGS LTD$21,799,000
+12.0%
1,597,018
+9.5%
0.15%
+6.5%
ZTS NewZOETIS INCcl a$21,636,000451,510
+100.0%
0.15%
VEEV NewVEEVA SYS INC$21,618,000749,310
+100.0%
0.14%
BWA BuyBORGWARNER INC$20,740,000
+11.9%
479,752
+7.6%
0.14%
+6.9%
ZEN BuyZENDESK INC$20,338,000
+36.7%
769,196
+1.9%
0.14%
+30.5%
DWRE NewDEMANDWARE INC$18,835,000348,981
+100.0%
0.13%
EXR NewEXTRA SPACE STORAGE INC$17,237,000195,405
+100.0%
0.12%
TXRH NewTEXAS ROADHOUSE INC$16,844,000470,895
+100.0%
0.11%
ALK NewALASKA AIR GROUP INC$16,625,000206,495
+100.0%
0.11%
MSCC NewMICROSEMI CORP$16,499,000506,257
+100.0%
0.11%
IPG NewINTERPUBLIC GROUP COS INC$15,312,000657,737
+100.0%
0.10%
AOS NewSMITH A O$15,086,000196,915
+100.0%
0.10%
CY NewCYPRESS SEMICONDUCTOR CORP$14,142,0001,441,600
+100.0%
0.10%
TNDM BuyTANDEM DIABETES CARE INC$13,290,000
+38.5%
1,125,281
+3.3%
0.09%
+30.9%
TYL NewTYLER TECHNOLOGIES INC$13,201,00075,726
+100.0%
0.09%
MANH NewMANHATTAN ASSOCS INC$11,855,000179,155
+100.0%
0.08%
RPD BuyRAPID7 INC$11,740,000
+358.8%
775,963
+589.9%
0.08%
+338.9%
PII NewPOLARIS INDS INC$10,585,000123,155
+100.0%
0.07%
JBT NewJOHN BEAN TECHNOLOGIES CORP$10,085,000202,391
+100.0%
0.07%
CCXI BuyCHEMOCENTRYX INC$8,929,000
+36.3%
1,102,332
+1.8%
0.06%
+30.4%
IWO BuyISHARES TRrus 2000 grw etf$8,392,000
+573.5%
60,256
+547.9%
0.06%
+522.2%
WYND BuyWYNDHAM WORLDWIDE CORP$7,780,000
+13.3%
107,092
+12.1%
0.05%
+6.1%
FAF BuyFIRST AMERN FINL CORP$7,384,000
+3.0%
205,676
+12.1%
0.05%
-2.0%
AZN BuyASTRAZENECA PLCsponsored adr$7,243,000
+19.2%
213,350
+11.8%
0.05%
+14.0%
CSCO BuyCISCO SYS INC$7,066,000
+16.0%
260,225
+12.1%
0.05%
+11.6%
FLO BuyFLOWERS FOODS INC$6,850,000
+50.1%
318,740
+72.8%
0.05%
+43.8%
JKHY BuyHENRY JACK & ASSOC INC$6,851,000
+25.6%
87,772
+12.0%
0.05%
+17.9%
PAYX BuyPAYCHEX INC$6,459,000
+24.4%
122,112
+12.0%
0.04%
+16.2%
CME BuyCME GROUP INC$6,181,000
+9.3%
68,220
+11.9%
0.04%
+5.0%
GIMO NewGIGAMON INC$5,799,000218,249
+100.0%
0.04%
IWP NewISHARES TRrus md cp gr etf$5,645,00061,415
+100.0%
0.04%
DPS BuyDR PEPPER SNAPPLE GROUP INC$5,599,000
+32.2%
60,071
+12.1%
0.04%
+26.7%
PFE BuyPFIZER INC$5,229,000
+13.4%
161,975
+10.3%
0.04%
+6.1%
KMB BuyKIMBERLY CLARK CORP$5,193,000
+30.4%
40,791
+11.7%
0.04%
+25.0%
PEP BuyPEPSICO INC$5,210,000
+23.9%
52,142
+16.9%
0.04%
+16.7%
PACW BuyPACWEST BANCORP DEL$5,022,000
+12.8%
116,530
+12.0%
0.03%
+6.2%
RE NewEVEREST RE GROUP LTD$4,962,00027,100
+100.0%
0.03%
BA BuyBOEING CO$4,906,000
+11.4%
33,930
+0.9%
0.03%
+6.5%
VZ NewVERIZON COMMUNICATIONS INC$4,393,00095,055
+100.0%
0.03%
ECL NewECOLAB INC$4,477,00039,140
+100.0%
0.03%
IWF NewISHARES TRrus 1000 grw etf$3,895,00039,155
+100.0%
0.03%
MMM Buy3M CO$3,404,000
+1165.4%
22,597
+1093.1%
0.02%
+1050.0%
LMT BuyLOCKHEED MARTIN CORP$3,138,000
+1218.5%
14,450
+1156.5%
0.02%
+950.0%
IUSG BuyISHARES TRcore us grw etf$2,108,000
+59.6%
25,965
+49.3%
0.01%
+55.6%
HA NewHAWAIIAN HOLDINGS INC$512,00014,500
+100.0%
0.00%
PYPL NewPAYPAL HLDGS INC$409,00011,300
+100.0%
0.00%
OLN NewOLIN CORP$352,00020,400
+100.0%
0.00%
CPB NewCAMPBELL SOUP CO$315,0006,000
+100.0%
0.00%
MDLZ BuyMONDELEZ INTL INCcl a$336,000
+33.9%
7,500
+25.0%
0.00%0.0%
DXCM NewDEXCOM INC$211,0002,575
+100.0%
0.00%
Original filings

The following EDGAR filing(s) were analyzed to create this report:

  • View 13F-HR filed 2016-02-11
Signatures

The EDGAR filing(s) were signed by:

Top long-term holdings
NameQuarters ownedLatest quarter ownedMax weighting
APPLE INC COM42Q3 20234.4%
MICROSOFT CORP COM42Q3 20233.2%
VISA INC COM CL A42Q3 20231.9%
SALESFORCE INC42Q3 20231.7%
ICON PLC42Q3 20232.3%
TRANSDIGM GROUP INC COM42Q3 20232.1%
COOPER COS INC COM NEW42Q3 20231.5%
THERMO FISHER SCIENTIFIC INC C42Q3 20231.4%
FORTINET INC COM42Q3 20231.5%
UNION PACIFIC CORP42Q3 20231.3%

View WESTFIELD CAPITAL MANAGEMENT CO LP's complete holdings history.

Latest significant ownerships (13-D/G)
WESTFIELD CAPITAL MANAGEMENT CO LP Q4 2015 significant holdings filed using form 13D/G when ownership exceeds 5% of a company's total stock issue.
FiledShares Percentage
IRONWOOD PHARMACEUTICALS INCSold outJuly 05, 202300.0%
Innoviva, Inc.February 02, 20234,106,1365.9%
RUSH ENTERPRISES INC \TX\Sold outJuly 02, 202100.0%
SITIME CorpSold outFebruary 01, 202100.0%
Correvio Pharma Corp.Sold outJanuary 07, 202000.0%
MEDICINES CO /DEJanuary 07, 20201,368,7201.7%
Cardiome Pharma CorpMay 02, 20184,149,24411.9%
HEXCEL CORP /DE/Sold outAugust 03, 201700.0%
Huron Consulting Group Inc.Sold outApril 10, 201700.0%
ARIAD PHARMACEUTICALS INCSold outApril 07, 201700.0%

View WESTFIELD CAPITAL MANAGEMENT CO LP's complete significant-ownership history.

Latest filings
TypeFiled
13F-HR2024-05-10
SC 13G/A2024-05-08
SC 13G/A2024-04-04
13F-HR2024-02-09
SC 13G/A2024-02-02
SC 13G2024-01-10
13F-HR2023-11-13
13F-HR2023-08-11
SC 13G/A2023-07-05
13F-HR2023-05-12

View WESTFIELD CAPITAL MANAGEMENT CO LP's complete filings history.

Compare quarters

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