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

ASND 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

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

WGS GENEDX HOLDINGS CORP All 1.4M 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%

FTAI 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 ASND ASCENDIS PHARMA A/S 4.8M 4.2% New

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

5 FTAI 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.