WESTFIELD CAPITAL MANAGEMENT CO LP
Institutional investor · Portfolio as of Q4 2024
Top Holdings239 positions
Stock | Shares | Value | Weight | Avg Buy | Est. P&L | Held | Conviction |
|---|---|---|---|---|---|---|---|
NVIDIA CORP | 7.4M | $993.7M | 4.3% | $115.62 | +18.88% | 21 qtrssince 2019-Q4 | Decreased 0 |
APPLE INC | 3.7M | $915.3M | 4.0% | $126.32 | +96.82% | 25 qtrssince 2018-Q4 | Decreased 0 |
MICROSOFT CORP | 1.9M | $789.4M | 3.4% | $211.16 | +99.72% | 25 qtrssince 2018-Q4 | Decreased 0 |
ASCENDIS PHARMA A/S | 5.5M | $761.1M | 3.3% | $119.23 | +14.46% | 25 qtrssince 2018-Q4 | Increased 63 |
AMAZON.COM INC | 3.4M | $755.2M | 3.3% | $136.81 | +61.76% | 25 qtrssince 2018-Q4 | Decreased 0 |
ALPHABET INC-CL A | 3.5M | $657.9M | 2.9% | $109.55 | +73.89% | 25 qtrssince 2018-Q4 | Increased 60 |
META PLATFORMS INC-CLASS A | 900,959 | $527.5M | 2.3% | $305.10 | +93.18% | 8 qtrssince 2023-Q1 | Decreased 0 |
TRANSDIGM GROUP INC | 362,218 | $459M | 2.0% | $506.55 | +136.41% | 25 qtrssince 2018-Q4 | Decreased 0 |
AXON ENTERPRISE INC | 714,870 | $424.9M | 1.8% | $249.10 | +138.59% | 9 qtrssince 2022-Q4 | Decreased 0 |
VERTIV HOLDINGS CO-A | 3.7M | $422.6M | 1.8% | $62.69 | +85.02% | 6 qtrssince 2023-Q3 | Increased 51 |
COMFORT SYSTEMS USA INC | 885,127 | $375.3M | 1.6% | $290.27 | +45.37% | 5 qtrssince 2023-Q4 | Increased 60 |
FTAI AVIATION LTD | 2.5M | $358.5M | 1.6% | $123.86 | +14.51% | 3 qtrssince 2024-Q2 | Increased 68 |
SERVICENOW INC | 315,043 | $334M | 1.5% | $66.09 | +223.08% | 25 qtrssince 2018-Q4 | Decreased 0 |
BROADCOM INC | 1.4M | $314.1M | 1.4% | $175.62 | +30.35% | 25 qtrssince 2018-Q4 | Increased 56 |
VISA INC-CLASS A SHARES | 899,652 | $284.3M | 1.2% | $163.69 | +90.56% | 25 qtrssince 2018-Q4 | Increased 49 |
TESLA INC | 660,107 | $266.6M | 1.2% | $286.89 | +45.49% | 13 qtrssince 2021-Q4 | Increased 60 |
TAPESTRY INC | 3.6M | $235.5M | 1.0% | $52.56 | +23.24% | 16 qtrssince 2021-Q1 | Increased 78 |
LPL FINANCIAL HOLDINGS INC | 705,919 | $230.5M | 1.0% | $177.30 | +83.02% | 25 qtrssince 2018-Q4 | Decreased 0 |
VAXCYTE INC | 2.6M | $210.1M | 0.9% | $66.60 | +23.11% | 6 qtrssince 2023-Q3 | Increased 59 |
GE VERNOVA LLC | 611,800 | $201.2M | 0.9% | $275.19 | +19.73% | 2 qtrssince 2024-Q3 | Increased 59 |
WESTFIELD CAPITAL MANAGEMENT CO LP manages $23B across 239 positions as of Q4 2024. Top holdings: NVDA (4.3%), AAPL (4.0%), MSFT (3.4%). Fund DNA: Balanced Allocator. HoldingsIntel Rating: 3/5.0.
Active quarter - 31 new positions, 39 exits, 100 increased. Top move: TPR (INCREASED, conviction 78). Portfolio: $23.0B across 239 positions.
Top holdings by portfolio weight
Portfolio allocation by GICS sector
Behavioral investing profile
Position Outcomes
Best and worst performing positions by estimated return
Top Winners
Top Losers
Cost basis estimates based on full filing history using quarter-end prices. Actual transaction prices are not disclosed in 13F filings.
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Data sourced from SEC EDGAR 13F filings. Not financial advice. Full disclaimer