Westfield Capital Management Co LP

Filing Details

13F-HR • 2025-03-31
SEC
Report Date
2025-03-31
Filing Date
2025-05-09
Total Holdings
244
Total Value
20549795430
Accession Number
0001085146-25-002864
Form Type
13F-HR
CIK
0001177719
Manager Name
Westfield Capital Management Co LP
Data Enrichment
99% identified
241 identified3 unidentified

Holdings

244 positions
Manager:
SEC
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Page 8 of 13
Talen Energy Corp
TLN|87422Q109
Shares:
229674(-25.3%)
Value:
$45.9B(-26.0%)
SEMTECH CORP
SMTC|816850101
Shares:
1322351
Value:
$45.5B
LINCOLN ELECTRIC HOLDINGS INC
LECO|533900106
Shares:
236086(-0.1%)
Value:
$44.7B(+0.8%)
PROCEPT BioRobotics Corp
PRCT|74276L105
Shares:
748557(+43.2%)
Value:
$43.6B(+3.6%)
Live Nation Entertainment, Inc.
LYV|538034109
Shares:
322451(-0.7%)
Value:
$42.1B(+0.1%)
FLUOR CORP
FLR|343412102
Shares:
1142294(+1.6%)
Value:
$40.9B(-26.2%)
Spotify Technology S.A.
SPOT|L8681T102
Shares:
74210
Value:
$40.8B
BIO-TECHNE Corp
TECH|09073M104
Shares:
676408
Value:
$39.7B
ChampionX Corp
CHX|15872M104
Shares:
1310725(+2.9%)
Value:
$39.1B(+12.8%)
Vistra Corp.
VST|92840M102
Shares:
332342(-28.1%)
Value:
$39.0B(-38.7%)
Trade Desk, Inc.
TTD|88339J105
Shares:
712098(-1.1%)
Value:
$39.0B(-54.0%)
Churchill Downs Inc
CHDN|171484108
Shares:
346452(-61.3%)
Value:
$38.5B(-67.8%)
MOOG INC.
MOG-A|615394202
Shares:
217368(-30.9%)
Value:
$37.7B(-39.1%)
Revolution Medicines, Inc.
RVMD|76155X100
Shares:
1064046(+18248.8%)
Value:
$37.6B(+14733.4%)
SILICON LABORATORIES INC.
SLAB|826919102
Shares:
330897
Value:
$37.2B
CrowdStrike Holdings, Inc.
CRWD|22788C105
Shares:
105130(-20.8%)
Value:
$37.1B(-18.4%)
ABERCROMBIE & FITCH CO /DE/
ANF|002896207
Shares:
479651(-28.1%)
Value:
$36.6B(-63.3%)
WESTERN DIGITAL CORP
WDC|958102105
Shares:
875743
Value:
$35.4B
Dayforce, Inc.
DAY|15677J108
Shares:
587439(-0.4%)
Value:
$34.3B(-20.0%)
BIO-RAD LABORATORIES, INC.
BIO|090572207
Shares:
134671(-49.1%)
Value:
$32.8B(-62.3%)