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Westfield Capital Management

Westfield Capital Management Portfolio holdings

AUM $30.6B
1-Year Est. Return 61.81%
This Fund
S&P 500
This Quarter Est. Return
+13.49%
1 Year Est. Return
+61.81%
3 Year Est. Return
+195.36%
5 Year Est. Return
+240.54%
10 Year Est. Return
+1,285%
AUM
$23.8B
AUM Growth
-$10.9M
Cap. Flow
-$1.73B
Cap. Flow %
-7.25%
Top 10 Hldgs %
30.48%
Holding
282
New
43
Increased
80
Reduced
99
Closed
47

Top Buys

Rank Stock Value
1
MRVL icon
Marvell Technology
MRVL
+$192M
2
PLTR icon
Palantir
PLTR
+$97.1M
3
KKR icon
KKR & Co
KKR
+$95.5M
4
BLD
TopBuild
BLD
+$89.8M
5
ADMA icon
ADMA Biologics
ADMA
+$87.5M

Top Sells

Rank Stock Value
1
NVDA icon
NVIDIA
NVDA
+$181M
2
CRM icon
Salesforce
CRM
+$177M
3
FN icon
Fabrinet
FN
+$165M
4
BMI icon
Badger Meter
BMI
+$150M
5
TXRH icon
Texas Roadhouse
TXRH
+$132M

Sector Composition

Rank Sector Weight
1 Technology 31.27%
2 Industrials 21.02%
3 Healthcare 16.43%
4 Financials 10.03%
5 Consumer Discretionary 9.86%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
PCOR icon
51
Procore
PCOR
$8.81B
$112M 0.47%
1,540,265
+35,478
+2% +$2.48M
PLTR icon
52
Palantir
PLTR
$411B
$111M 0.46%
606,450
+599,424
+8,532% +$97.1M
ROKU icon
53
Roku
ROKU
$22.5B
$110M 0.46%
1,102,488
+4,781
+0.4% +$441K
RCL icon
54
Royal Caribbean
RCL
$82.4B
$109M 0.46%
336,512
-16,013
-5% -$5.35M
IP icon
55
International Paper
IP
$21.8B
$109M 0.46%
2,341,336
+17,643
+0.8% +$862K
RYTM icon
56
Rhythm Pharmaceuticals
RYTM
$8.1B
$108M 0.45%
1,069,004
-560,464
-34% -$52M
DASH icon
57
DoorDash
DASH
$92.1B
$107M 0.45%
393,628
+25,476
+7% +$6.39M
LYV icon
58
Live Nation Entertainment
LYV
$43.2B
$106M 0.44%
646,370
-31,360
-5% -$4.96M
HEI.A icon
59
HEICO Corp Class A
HEI.A
$38B
$104M 0.44%
409,498
+48,436
+13% +$12.1M
NXT icon
60
Nextpower Inc
NXT
$15.7B
$103M 0.43%
1,398,057
+80,493
+6% +$5.19M
NET icon
61
Cloudflare
NET
$111B
$103M 0.43%
480,850
+32,154
+7% +$6.56M
KRMN
62
Karman Holdings
KRMN
$8.21B
$103M 0.43%
+1,425,576
New +$78.2M
BIRK icon
63
Birkenstock
BIRK
$6.76B
$102M 0.43%
2,254,493
+577,543
+34% +$28.3M
COR icon
64
Cencora
COR
$60B
$102M 0.43%
325,660
+56,908
+21% +$16.7M
PWR icon
65
Quanta Services
PWR
$102B
$102M 0.43%
245,506
+75,449
+44% +$29.3M
ITT icon
66
ITT
ITT
$19.4B
$102M 0.43%
568,027
-89,223
-14% -$15M
GKOS icon
67
Glaukos
GKOS
$11B
$100M 0.42%
1,231,641
+63,788
+5% +$5.86M
MSCI icon
68
MSCI
MSCI
$40.9B
$99.5M 0.42%
175,347
+30,987
+21% +$17.5M
TRU icon
69
TransUnion
TRU
$15.2B
$98.9M 0.41%
1,180,154
+257,868
+28% +$23.4M
VST icon
70
Vistra
VST
$49.2B
$96.5M 0.4%
492,560
-26,726
-5% -$5.3M
DSGX icon
71
Descartes Systems
DSGX
$6.65B
$94.4M 0.4%
1,001,331
+351,700
+54% +$35.9M
NTRA icon
72
Natera
NTRA
$45.5B
$92.7M 0.39%
575,802
-94,087
-14% -$14.9M
KTOS icon
73
Kratos Defense & Security Solutions
KTOS
$12B
$91.9M 0.39%
+1,005,816
New +$64.4M
XPO icon
74
XPO
XPO
$24.5B
$89.8M 0.38%
694,714
+319,093
+85% +$41.4M
ORLY icon
75
O'Reilly Automotive
ORLY
$74.5B
$88.1M 0.37%
817,026
+204,637
+33% +$20.6M
1 2
3
4 5

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Westfield Capital Management's Q3 2025 Portfolio in Review

As of Q3 2025, Westfield Capital Management held 282 positions worth $23.8B, down 0.05% from $23.8B the previous quarter. Its ten largest holdings account for 30% of the portfolio.

Westfield Capital Management withdrew a net $1.73B in Q3 2025, closing 47 positions and reducing 99 holdings. Its most notable exit was Salesforce, an estimated $177M position sold in full.

By sector, the portfolio is most concentrated in Technology at 31% of assets, up from 31% a quarter earlier, followed by Industrials and Healthcare.

Against the trend, Westfield Capital Management opened a new position in Marvell Technology worth $220M.

  • Westfield Capital Management's largest Q3 2025 buy was Marvell Technology: 2,611,958 shares worth $220M.
  • Westfield Capital Management added most to Palantir in Q3 2025, an estimated $97.1M increase.
  • Westfield Capital Management's biggest Q3 2025 reduction was NVIDIA, cutting an estimated $181M.
  • Westfield Capital Management fully exited Salesforce in Q3 2025, selling an estimated $177M.
  • Westfield Capital Management's ten largest holdings make up 30% of its $23.8B portfolio in Q3 2025.
  • Westfield Capital Management opened 43 new positions and closed 47 in Q3 2025.
  • Westfield Capital Management's portfolio value fell 0.05% quarter-over-quarter to $23.8B.

Based on Westfield Capital Management's 13F filing for Q3 2025, filed 12 Nov 2025.