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WESTFIELD CAPITAL MANAGEMENT CO LP 13F 持仓明细(2026-03-31) · 小隐寺数据中心
WESTFIELD CAPITAL MANAGEMENT CO LP
报告期 2026-03-31 · CIK 0001177719
持仓数
250
前50大市值合计
$14.73B
报告期
2026-03-31
当前持仓
调仓
组合演变
前 6 大持仓 + 其他 逐季市值($B) · 点图或下方季度看该季调仓
看某季调仓:
26Q1
25Q4
25Q3
25Q2
25Q1
24Q4
24Q3
24Q2
24Q1
23Q4
23Q3
23Q2
23Q1
22Q4
22Q3
22Q2
22Q1
21Q4
21Q3
21Q2
21Q4 调仓
2021-09-30 → 2021-12-31 · 共 150 项
建仓 29
增持 32
减持 65
清仓 24
方向
标的
Δ市值
现股数(环比)
清仓
—
ACCELERON PHARMA INC
-$154.0M
0
-100%
减持
PYPL
PAYPAL HLDGS INC
-$147.3M
49,411
-92%
减持
MELI
MERCADOLIBRE INC
-$112.7M
674
-99%
调仓由相邻两季 13F 持仓相减推导(非逐笔成交);方向按股数增减,Δ市值受股价波动影响、符号可与方向相反;13F 申报滞后最长 45 天。
清仓
SYF
SYNCHRONY FINANCIAL
-$101.4M
0
-100%
建仓
TSLA
TESLA INC
+$92.2M
87,271
清仓
CMG
CHIPOTLE MEXICAN GRILL INC
-$91.7M
0
-100%
减持
—
OAK STR HEALTH INC
-$86.7M
14,220
-99%
减持
BSX
BOSTON SCIENTIFIC CORP
-$83.4M
81,153
-96%
增持
—
ENCORE WIRE CORP
+$83.1M
662,502
+437%
减持
BIIB
BIOGEN INC
-$83.1M
4,039
-99%
建仓
WSC
WILLSCOT MOBIL MINI HLDNG CO
+$82.6M
2,023,112
建仓
—
HORIZON THERAPEUTICS PUB L
+$76.7M
711,814
减持
AAPL
APPLE INC
+$76.4M
4,174,871
-11%
增持
SPGI
S&P GLOBAL INC
+$73.4M
159,349
+3628%
建仓
MAR
MARRIOTT INTL INC NEW
+$72.6M
439,615
建仓
—
BROOKFIELD ASSET MGMT INC
+$69.1M
1,144,756
减持
FCX
FREEPORT-MCMORAN INC
-$68.7M
14,910
-99%
清仓
ALGN
ALIGN TECHNOLOGY INC
-$66.8M
0
-100%
清仓
ROKU
ROKU INC
-$65.3M
0
-100%
增持
FTNT
FORTINET INC
+$65.0M
640,847
+13%
建仓
WCC
WESCO INTL INC
+$63.3M
481,297
建仓
SCHW
SCHWAB CHARLES CORP
+$61.2M
727,951
建仓
ELAN
ELANCO ANIMAL HEALTH INC
+$58.7M
2,068,021
清仓
MU
MICRON TECHNOLOGY INC
-$58.2M
0
-100%
增持
AMAT
APPLIED MATLS INC
+$55.9M
858,799
+39%
减持
HXL
HEXCEL CORP NEW
-$55.5M
703,987
-55%
减持
TGTX
TG THERAPEUTICS INC
-$55.0M
23,400
-99%
减持
MSFT
MICROSOFT CORP
+$54.2M
1,587,308
-7%
增持
DXCM
DEXCOM INC
+$53.5M
220,424
+86%
建仓
NTAP
NETAPP INC
+$53.4M
580,853
减持
—
ICON PLC
+$51.9M
1,254,559
-2%
减持
CRUS
CIRRUS LOGIC INC
-$51.2M
6,700
-99%
清仓
BMRN
BIOMARIN PHARMACEUTICAL INC
-$50.6M
0
-100%
清仓
—
FLEETCOR TECHNOLOGIES INC
-$50.1M
0
-100%
清仓
NVAX
NOVAVAX INC
-$49.4M
0
-100%
清仓
TMUS
T-MOBILE US INC
-$49.1M
0
-100%
减持
WEX
WEX INC
-$48.9M
2,980
-99%
建仓
GTM
ZOOMINFO TECHNOLOGIES INC
+$47.9M
746,075
减持
—
ZENDESK INC
-$47.9M
1,665,189
-13%
建仓
BAH
BOOZ ALLEN HAMILTON HLDG COR
+$45.7M
539,314
清仓
TTWO
TAKE-TWO INTERACTIVE SOFTWAR
-$45.4M
0
-100%
建仓
—
ENDEAVOR GROUP HLDGS INC
+$45.2M
1,295,495
减持
TKR
TIMKEN CO
-$44.4M
47,820
-93%
清仓
DRI
DARDEN RESTAURANTS INC
-$43.9M
0
-100%
增持
QCOM
QUALCOMM INC
+$43.3M
788,404
+1%
建仓
—
MIRATI THERAPEUTICS INC
+$43.0M
293,148
建仓
TW
TRADEWEB MKTS INC
+$42.8M
427,312
清仓
—
MIMECAST LTD
-$42.4M
0
-100%
减持
V
VISA INC
-$40.6M
877,818
-15%
增持
MGM
MGM RESORTS INTERNATIONAL
+$40.2M
3,946,975
+24%
增持
GPN
GLOBAL PMTS INC
+$40.1M
1,009,817
+65%
清仓
—
AZEK CO INC
-$39.5M
0
-100%
增持
IDXX
IDEXX LABS INC
+$38.1M
128,734
+71%
减持
GOOGL
ALPHABET INC
+$37.9M
183,410
-1%
清仓
RNG
RINGCENTRAL INC
-$37.6M
0
-100%
建仓
MDB
MONGODB INC
+$37.5M
70,933
建仓
WAL
WESTERN ALLIANCE BANCORP
+$37.1M
344,842
减持
EYE
NATIONAL VISION HLDGS INC
-$35.9M
2,759,033
-7%
减持
NVDA
NVIDIA CORPORATION
+$35.9M
556,750
-10%
建仓
IRT
INDEPENDENCE RLTY TR INC
+$35.4M
1,369,509
清仓
WDC
WESTERN DIGITAL CORP.
-$34.5M
0
-100%
减持
PCTY
PAYLOCITY HLDG CORP
-$34.4M
237,777
-26%
清仓
—
ANAPLAN INC
-$34.3M
0
-100%
建仓
MXL
MAXLINEAR INC
+$32.9M
436,982
增持
AVTR
AVANTOR INC
+$32.6M
2,787,784
+34%
建仓
LULU
LULULEMON ATHLETICA INC
+$32.0M
81,659
建仓
WK
WORKIVA INC
+$32.0M
244,888
增持
HUM
HUMANA INC
+$31.3M
343,986
+4%
增持
AJG
GALLAGHER ARTHUR J & CO
+$30.5M
866,449
+11%
减持
—
TURNING POINT THERAPEUTICS I
-$29.5M
685,549
-27%
减持
PODD
INSULET CORP
-$29.4M
314,196
-21%
建仓
WING
WINGSTOP INC
+$28.4M
164,222
减持
TREX
TREX CO INC
+$28.0M
1,077,588
-7%
增持
—
AVALARA INC
+$27.9M
700,733
+96%
减持
HAE
HAEMONETICS CORP MASS
-$27.5M
1,287,677
-5%
增持
VMC
VULCAN MATLS CO
+$27.2M
414,068
+19%
减持
PACB
PACIFIC BIOSCIENCES CALIF IN
-$26.8M
858,583
-51%
增持
LSPD
LIGHTSPEED COMMERCE INC
-$26.7M
745,934
+27%
减持
ATKR
ATKORE INC
+$26.6M
1,746,289
-9%
减持
ROST
ROSS STORES INC
-$26.3M
319,678
-45%
增持
MCHP
MICROCHIP TECHNOLOGY INC.
+$26.1M
1,870,944
+110%
建仓
AZTA
AZENTA INC
+$26.0M
252,551
减持
FCNCA
FIRST CTZNS BANCSHARES INC N
-$25.9M
30,957
-49%
增持
DEI
DOUGLAS EMMETT INC
+$24.8M
3,488,589
+20%
建仓
BILL
BILL COM HLDGS INC
+$24.0M
96,340
建仓
STEP
STEPSTONE GROUP INC
+$23.1M
556,484
减持
—
TOPBUILD CORP
+$22.4M
411,099
-8%
减持
NVTA
INVITAE CORP
-$22.3M
970,218
-26%
清仓
BBIO
BRIDGEBIO PHARMA INC
-$22.3M
0
-100%
减持
SIMO
SILICON MOTION TECHNOLOGY CO
+$22.2M
989,231
-5%
减持
UNH
UNITEDHEALTH GROUP INC
-$21.9M
795
-99%
减持
CRM
SALESFORCE COM INC
-$21.7M
722,360
-5%
减持
AME
AMETEK INC
+$21.4M
1,235,667
-4%
建仓
IOT
SAMSARA INC
+$20.5M
729,686
减持
TWLO
TWILIO INC
-$20.3M
205,646
-12%
清仓
—
MISTER CAR WASH INC
-$20.1M
0
-100%
减持
SAIA
SAIA INC
+$20.1M
367,792
-16%
减持
HUBS
HUBSPOT INC
-$19.7M
255,805
-8%
增持
DGX
QUEST DIAGNOSTICS INC
+$19.7M
439,902
+13%
增持
TGT
TARGET CORP
+$19.4M
508,220
+18%
清仓
VYX
NCR CORP NEW
-$18.9M
0
-100%
增持
—
ASCENDIS PHARMA A/S
+$18.7M
2,640,934
+25%
建仓
FIVN
FIVE9 INC
+$18.7M
136,143
建仓
HLT
HILTON WORLDWIDE HLDGS INC
+$18.5M
118,690
增持
CTSH
COGNIZANT TECHNOLOGY SOLUTIO
+$17.9M
598,727
+26%
建仓
ETSY
ETSY INC
+$17.5M
79,899
增持
—
SMARTSHEET INC
+$16.7M
709,211
+28%
减持
LITE
LUMENTUM HLDGS INC
+$16.2M
997,515
-7%
减持
LYFT
LYFT INC
-$16.1M
893,423
-12%
增持
RCKT
ROCKET PHARMACEUTICALS INC
-$16.1M
2,037,991
+1%
增持
AMZN
AMAZON COM INC
+$15.2M
138,126
+2%
清仓
TWOU
2U INC
-$15.0M
0
-100%
减持
—
TRANE TECHNOLOGIES PLC
+$14.8M
713,970
-5%
减持
LYV
LIVE NATION ENTERTAINMENT IN
+$14.8M
936,047
-12%
增持
—
AMEDISYS INC
+$14.7M
298,459
+32%
增持
AFG
AMERICAN FINL GROUP INC OHIO
+$14.5M
660,280
+9%
减持
INTU
INTUIT
+$14.2M
188,030
-5%
建仓
ENPH
ENPHASE ENERGY INC
+$14.1M
77,058
增持
SBNY
SIGNATURE BK NEW YORK N Y
+$13.8M
236,227
+3%
清仓
NKTX
NKARTA INC
-$13.7M
0
-100%
减持
—
SPLUNK INC
-$13.6M
410,140
-3%
减持
WMS
ADVANCED DRAIN SYS INC DEL
+$13.4M
1,271,365
-14%
增持
OPCH
OPTION CARE HEALTH INC
+$13.3M
2,316,543
+7%
减持
LPLA
LPL FINL HLDGS INC
-$13.2M
1,069,670
-9%
减持
WDAY
WORKDAY INC
+$13.1M
627,652
-1%
减持
PEGA
PEGASYSTEMS INC
-$12.5M
392,250
-12%
减持
MKSI
MKS INSTRS INC
+$12.5M
551,693
-0%
减持
PANW
PALO ALTO NETWORKS INC
+$12.3M
195,415
-3%
增持
TDG
TRANSDIGM GROUP INC
+$12.3M
361,727
+4%
减持
TER
TERADYNE INC
+$12.2M
355,943
-16%
减持
PACK
RANPAK HOLDINGS CORP
+$11.9M
1,180,144
-2%
减持
IRWD
IRONWOOD PHARMACEUTICALS INC
-$11.9M
8,145,674
-0%
减持
NTNX
NUTANIX INC
-$11.6M
1,670,585
-3%
减持
ON
ON SEMICONDUCTOR CORP
+$11.3M
702,153
-12%
减持
PSTG
PURE STORAGE INC
+$11.1M
1,670,151
-3%
减持
—
SVB FINANCIAL GROUP
-$11.1M
131,093
-15%
减持
ROK
ROCKWELL AUTOMATION INC
+$11.0M
237,680
-3%
增持
FATE
FATE THERAPEUTICS INC
+$10.8M
479,648
+65%
增持
CPRT
COPART INC
+$10.6M
637,723
+3%
减持
META
META PLATFORMS INC
-$10.4M
943,087
-2%
减持
BIO
BIO RAD LABS INC
-$10.2M
331,719
-5%
清仓
—
COGNYTE SOFTWARE LTD
-$10.2M
0
-100%
减持
DVN
DEVON ENERGY CORP NEW
+$9.9M
2,206,742
-10%
减持
FOUR
SHIFT4 PMTS INC
-$9.7M
424,138
-4%
减持
COP
CONOCOPHILLIPS
-$9.5M
1,060,590
-16%
增持
TRU
TRANSUNION
+$9.5M
1,203,807
+1%
清仓
UPWK
UPWORK INC
-$9.5M
0
-100%
减持
COST
COSTCO WHSL CORP NEW
-$9.4M
233,408
-26%
减持
TPR
TAPESTRY INC
+$9.4M
3,656,629
-3%
减持
NBIX
NEUROCRINE BIOSCIENCES INC
-$9.2M
706,226
-2%
