WESTFIELD CAPITAL MANAGEMENT CO LP
Institutional investor · Portfolio as of Q2 2024
Top Holdings248 positions
Stock | Shares | Value | Weight | Avg Buy | Est. P&L | Held | Conviction |
|---|---|---|---|---|---|---|---|
NVIDIA CORP | 7.1M | $876.8M | 4.3% | $115.23 | +7.17% | 19 qtrssince 2019-Q4 | Increased 94 |
MICROSOFT CORP | 1.8M | $825.4M | 4.1% | $203.35 | +117.36% | 23 qtrssince 2018-Q4 | Increased 70 |
APPLE INC | 3.8M | $802.9M | 3.9% | $126.32 | +65.16% | 23 qtrssince 2018-Q4 | Increased 68 |
ASCENDIS PHARMA A/S | 5M | $676.8M | 3.3% | $116.99 | +16.58% | 23 qtrssince 2018-Q4 | Increased 70 |
AMAZON.COM INC | 3.3M | $633.8M | 3.1% | $134.00 | +44.22% | 23 qtrssince 2018-Q4 | Increased 71 |
ALPHABET INC-CL A | 3.1M | $564.8M | 2.8% | $100.10 | +80.81% | 23 qtrssince 2018-Q4 | Increased 57 |
TRANSDIGM GROUP INC | 363,406 | $464.3M | 2.3% | $489.01 | +131.54% | 23 qtrssince 2018-Q4 | Increased 62 |
META PLATFORMS INC-CLASS A | 861,572 | $434.4M | 2.1% | $289.96 | +73.04% | 6 qtrssince 2023-Q1 | Increased 65 |
VERTIV HOLDINGS CO-A | 3.6M | $309.1M | 1.5% | $60.67 | +42.42% | 4 qtrssince 2023-Q3 | Increased 51 |
AXON ENTERPRISE INC | 1M | $308.2M | 1.5% | $230.90 | +27.43% | 7 qtrssince 2022-Q4 | Increased 67 |
SERVICENOW INC | 358,202 | $281.8M | 1.4% | $66.09 | +138.04% | 23 qtrssince 2018-Q4 | Increased 60 |
COMFORT SYSTEMS USA INC | 864,869 | $263M | 1.3% | $257.36 | +17.38% | 3 qtrssince 2023-Q4 | Increased 61 |
VISA INC-CLASS A SHARES | 882,448 | $231.6M | 1.1% | $161.47 | +59.82% | 23 qtrssince 2018-Q4 | Decreased 0 |
DEXCOM INC | 2M | $222.8M | 1.1% | $93.70 | +21.00% | 23 qtrssince 2018-Q4 | Increased 60 |
Legend Biotech Corp. Sponsored ADR | 4.8M | $211.4M | 1.0% | $54.41 | -18.60% | 5 qtrssince 2023-Q2 | Increased 78 |
UBER TECHNOLOGIES INC | 2.8M | $205.5M | 1.0% | $55.19 | +37.60% | 5 qtrssince 2023-Q2 | Increased 69 |
PROGRESSIVE CORP | 914,475 | $189.9M | 0.9% | $140.78 | +35.84% | 9 qtrssince 2022-Q2 | Increased 59 |
WINGSTOP INC | 436,479 | $184.5M | 0.9% | $260.33 | +60.33% | 8 qtrssince 2022-Q3 | Increased 57 |
TAIWAN SEMICONDUCTOR SPONSORED ADR /1 ADR REPS 5 ORD SHS/ | 1.1M | $184.2M | 0.9% | $140.16 | +21.53% | 2 qtrssince 2024-Q1 | Increased 52 |
ABBVIE INC | 1M | $172.4M | 0.8% | $144.47 | +10.16% | 3 qtrssince 2023-Q4 | Increased 49 |
WESTFIELD CAPITAL MANAGEMENT CO LP manages $20.4B across 248 positions as of Q2 2024. Top holdings: NVDA (4.3%), MSFT (4.1%), AAPL (3.9%). Fund DNA: Balanced Allocator. HoldingsIntel Rating: 3/5.0.
Active quarter - 31 new positions, 27 exits, 138 increased. Top move: NVDA (INCREASED, conviction 94). Portfolio: $20.4B across 248 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