Latest WESTFIELD CAPITAL MANAGEMENT CO LP Stock Portfolio

WESTFIELD CAPITAL MANAGEMENT CO LP Performance:

2025 Q1: -8.85%YTD: -8.85%2024: 4.56%

Performance for 2025 Q1 is -8.85%, and YTD is -8.85%, and 2024 is 4.56%.

About WESTFIELD CAPITAL MANAGEMENT CO LP and 13F Hedge Fund Stock Holdings

In it's latest 13F Holdings report, WESTFIELD CAPITAL MANAGEMENT CO LP reported an equity portfolio of $20.5 Billions as of 31 Mar, 2025.

The top stock holdings of WESTFIELD CAPITAL MANAGEMENT CO LP are , NVDA, AAPL. The fund has invested 4.2% of it's portfolio in ASCENDIS PHARMA A/S and 3.9% of portfolio in NVIDIA CORPORATION.

The fund managers got completely rid off CHIPOTLE MEXICAN GRILL INC (CMG), FLYWIRE CORPORATION (FLYW) and BLOCK INC (SQ) stocks. They significantly reduced their stock positions in LIGHTSPEED COMMERCE INC (LSPD), NXP SEMICONDUCTORS N V (NXPI) and GLOBAL PMTS INC (GPN). WESTFIELD CAPITAL MANAGEMENT CO LP opened new stock positions in HOWMET AEROSPACE INC (HWM), MONGODB INC (MDB) and INTERNATIONAL PAPER CO (IP). The fund showed a lot of confidence in some stocks as they added substantially to REVOLUTION MEDICINES INC (RVMD), DICKS SPORTING GOODS INC (DKS) and CHECK POINT SOFTWARE TECH LT (CHKP).

WESTFIELD CAPITAL MANAGEMENT CO LP Annual Return Estimates Vs S&P 500

Our best estimate is that WESTFIELD CAPITAL MANAGEMENT CO LP made a return of -8.85% in the last quarter. In trailing 12 months, it's portfolio return was -13.57%.

New Buys

Ticker	$ Bought
howmet aerospace inc	147,251,000
mongodb inc	128,706,000
international paper co	112,985,000
cencora inc	80,359,400
birkenstock holding plc	72,107,600
sprouts fmrs mkt inc	71,698,800
rhythm pharmaceuticals inc	71,037,600
badger meter inc	65,447,900

New stocks bought by WESTFIELD CAPITAL MANAGEMENT CO LP

Additions

Ticker	% Inc.
revolution medicines inc	18,248
dicks sporting goods inc	1,899
check point software tech lt	214
globant s a	209
east west bancorp inc	202
ishares tr	135
brinker intl inc	102
ryan specialty holdings inc	61.27

Additions to existing portfolio by WESTFIELD CAPITAL MANAGEMENT CO LP

Reductions

Ticker	% Reduced
lightspeed commerce inc	-99.42
nxp semiconductors n v	-97.83
global pmts inc	-95.59
f5 inc	-94.84
international business machs	-93.44
allegro microsystems inc	-86.49
ishares tr	-85.52
m & t bk corp	-84.32

WESTFIELD CAPITAL MANAGEMENT CO LP reduced stake in above stock

Sold off

Ticker	$ Sold
flywire corporation	-134,361,000
chipotle mexican grill inc	-161,334,000
oscar health inc	-26,863,500
block inc	-120,375,000
intra-cellular therapies inc	-101,788,000
revolve group inc	-35,708,800
onestream inc	-30,169,100
haemonetics corp mass	-62,925,900

WESTFIELD CAPITAL MANAGEMENT CO LP got rid off the above stocks

Sector Distribution

WESTFIELD CAPITAL MANAGEMENT CO LP has about 27.2% of it's holdings in Technology sector.

Sector	%
Technology	27.2
Industrials	15.8
Others	13.6
Financial Services	11.2
Healthcare	11
Consumer Cyclical	10
Communication Services	7.2
Energy	1.4
Consumer Defensive	1.4

Market Cap. Distribution

WESTFIELD CAPITAL MANAGEMENT CO LP has about 65.2% of it's portfolio invested in the large-cap and mega-cap stocks.

Category	%
LARGE-CAP	37
MEGA-CAP	28.2
MID-CAP	19.5
UNALLOCATED	14
SMALL-CAP	1.4

Stocks belong to which Index?

About 62.1% of the stocks held by WESTFIELD CAPITAL MANAGEMENT CO LP either belong to S&P 500 or RUSSELL 2000 index.

Index	%
S&P 500	47
Others	37.9
RUSSELL 2000	15.1

Top 5 Winners (%)		%
SLNO	soleno therapeutics inc	55.1 %
OPCH	option care health inc	45.2 %
OKTA	okta inc	30.4 %
PLMR	palomar hldgs inc	28.8 %
AJG	gallagher arthur j & co	21.2 %

Top 5 Winners ($)		$
OPCH	option care health inc	76.2 M
TDG	transdigm group inc	40.1 M
PGR	progressive corp	31.9 M
V	visa inc	31.0 M
SLNO	soleno therapeutics inc	30.7 M

Top 5 Losers (%)		%
TTD	the trade desk inc	-53.3 %
RCKT	rocket pharmaceuticals inc	-46.7 %
PCVX	vaxcyte inc	-45.6 %
ANF	abercrombie & fitch co	-43.9 %
CRDO	credo technology group holdi	-39.9 %

Top 5 Losers ($)		$
NVDA	nvidia corporation	-190.7 M
VRT	vertiv holdings co	-122.2 M
GOOG	alphabet inc	-120.1 M
AAPL	apple inc	-101.4 M
AMZN	amazon com inc	-100.8 M

WESTFIELD CAPITAL MANAGEMENT CO LP Holdings Map

This heatmap illustrates the top 50 positions within the fund's portfolio.

Current Stock Holdings of WESTFIELD CAPITAL MANAGEMENT CO LP

WESTFIELD CAPITAL MANAGEMENT CO LP has 244 stocks in it's portfolio. About 29.4% of the portfolio is in top 10 stocks. NVDA proved to be the most loss making stock for the portfolio. OPCH was the most profitable stock for WESTFIELD CAPITAL MANAGEMENT CO LP last quarter.

Last Reported on: 09 May, 2025

Ticker	Namesorted ascending	% Portfolio	Shares Held	$ Value	Type	% Change
AAON	aaon inc	0.00	0.00	0.00	sold off	-100

AAPL	apple inc	3.68	3,401,180	755,505,000	reduced	-6.95

ABBV	abbvie inc	0.00	0.00	0.00	sold off	-100

ABC	cencora inc	0.39	288,969	80,359,400	new

ACN	accenture plc ireland	0.03	18,581	5,798,020	new

AIG	american intl group inc	0.01	36,560	3,178,530	reduced	-81.53

AIT	applied indl technologies in	0.23	208,136	46,901,400	added	27.82

AJG	gallagher arthur j & co	0.54	324,635	112,077,000	reduced	-6.24

ALGM	allegro microsystems inc	0.04	303,672	7,631,280	reduced	-86.49

ALNY	alnylam pharmaceuticals inc	0.25	192,172	51,890,400	reduced	-11.08

AMAT	applied matls inc	0.00	5,159	748,674	reduced	-14.53

AME	ametek inc	0.34	406,878	70,040,000	reduced	-1.09

AMP	ameriprise finl inc	0.05	19,397	9,390,280	reduced	-4.29

AMZN	amazon com inc	3.21	3,462,680	658,809,000	added	0.59

ANET	arista networks inc	0.07	196,534	15,227,500	new

ANF	abercrombie & fitch co	0.18	479,651	36,630,900	reduced	-28.1

APP	applovin corp	0.38	297,188	78,746,000	reduced	-14.58

AR	antero resources corp	0.00	0.00	0.00	sold off	-100

ARES	ares management corporation	0.80	1,128,420	165,437,000	added	18.31

AVGO	broadcom inc	1.14	1,398,300	234,118,000	added	3.2