WESTFIELD CAPITAL MANAGEMENT CO LP

FundBoston · 2 holdings reports on file, from 2026 · Not one of the 16 funds we watch

$30.6B

Reported value of US stock holdings on Jun 30, the filing's own figure

278 positions · filed Aug 12, 43 days after the quarter ended

Not watched

Aeon posts holdings changes on the feed for the 16 watched managers; this fund's holdings are shown here each quarter.

Why no record

A holdings report says nothing about how a manager has done, because it gives no prices. That is why managers are never ranked.

What changed last quarter

Quarter ended Jun 30 · filed Aug 12 · against the report before it

New positions

69, biggest 4

no ticker ASCENDIS PHARMA A/S 4.8M shares4.2% of this fund's holdings

CRS CARPENTER TECHNOLOGY CORP 314K shares0.6% of this fund's holdings

PTCT PTC THERAPEUTICS INC 2.0M shares0.5% of this fund's holdings

LRCX LAM RESEARCH CORP 286K shares0.4% of this fund's holdings

Sold out

41, biggest 4

no ticker ASCENDIS PHARMA A/S All 4.8M shares

KTOS KRATOS DEFENSE & SEC SOLUTIO All 1.6M shares

AIG AMERICAN INTL GROUP INC All 1.5M shares

PLTR PALANTIR TECHNOLOGIES INC All 675K shares

Added to

90, biggest 4

NVDA NVIDIA CORPORATION +1.8M shares+28%

GOOGL ALPHABET INC +1.7M shares+85%

AXON AXON ENTERPRISE INC +427K shares+40%

no ticker FTAI AVIATION LTD +89,001 shares+3%

Trimmed

76, biggest 4

AAPL APPLE INC −559K shares−18%

FIX COMFORT SYS USA INC −265K shares−43%

MSFT MICROSOFT CORP −235K shares−14%

HWM HOWMET AEROSPACE INC −368K shares−16%

Top holdings

Reference, not news

Top holdings · 278 positionsSwipe →

#TickerCompanyShares Share of this fund's holdingsvs last quarter

1 NVDA NVIDIA CORPORATION 8.1M 5.3% +28%

2 GOOGL ALPHABET INC 3.7M 4.4% +85%

3 ASCENDIS PHARMA A/S 4.8M 4.2% New

4 AXON AXON ENTERPRISE INC 1.5M 2.7% +40%

5 FTAI AVIATION LTD 2.9M 2.6% +3%

6 AAPL APPLE INC 2.6M 2.4% −18%

7 FIX COMFORT SYS USA INC 355K 2.3% −43%

8 AVGO BROADCOM INC 1.6M 1.9% +26%

Ranked by value in the report. Share of this fund's holdings means the position's value as a share of the fund's reported total. It is not a share of any company; that is what a stake percent means.