WESTFIELD CAPITAL MANAGEMENT CO LP
Top Portfolio Positions
243 positions ·
$23,810,970,015 total
· as of Mar 31, 2026
| Ticker | Company | Shares | Value (USD) | % of Portfolio | Open |
|---|---|---|---|---|---|
| NVDA |
Nvidia Corp
Technology
|
6,317,039 | $1,101,691,601 | 4.63% | |
| ASND |
Ascendis Pharma A/S
Healthcare
|
4,813,440 | $1,100,978,131 | 4.62% | |
| FIX |
Comfort Systems USA Inc
Industrials
|
620,915 | $856,235,575 | 3.60% | |
| AAPL |
Apple Inc.
Technology
|
3,133,113 | $795,152,748 | 3.34% | |
| FTAI |
FTAI Aviation Ltd.
Industrials
|
2,848,227 | $697,815,615 | 2.93% | |
| MSFT |
Microsoft Corp
Technology
|
1,649,513 | $610,600,227 | 2.56% | |
| GOOGL |
Alphabet Inc.
Communication Services
|
2,026,744 | $582,810,504 | 2.45% | |
| HWM |
Howmet Aerospace Inc.
Industrials
|
2,289,697 | $527,683,570 | 2.22% | |
| VRT |
Vertiv Holdings Co
Industrials
|
1,921,696 | $481,538,583 | 2.02% | |
| AMZN |
Amazon Com Inc
Consumer Cyclical
|
2,279,654 | $474,783,538 | 1.99% |
Portfolio Trend
25 quarters · across all stocks
Holdings in ITT
Shares Held
Position Value (USD)
24 quarters on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $134,001,463 | 703,309 | Shares | Sole | 2026-05-11 | |
| 2025-12-31 | $101,927,755 | 587,446 | Shares | Sole | 2026-02-11 | |
| 2025-09-30 | $101,540,506 | 568,027 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $103,076,517 | 657,250 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $82,070,718 | 635,419 | Shares | Sole | 2025-05-09 | |
| 2024-12-31 | $106,149,695 | 742,929 | Shares | Sole | 2025-02-11 | |
| 2024-09-30 | $100,099,785 | 669,519 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $82,886,280 | 641,634 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $98,433,620 | 723,617 | Shares | Sole | 2024-05-10 | |
| 2023-12-31 | $76,718,583 | 642,965 | Shares | Sole | 2024-02-09 | |
| 2023-09-30 | $58,985,292 | 602,444 | Shares | Sole | 2023-11-13 | |
| 2023-06-30 | $52,368,360 | 561,832 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $62,645,515 | 725,904 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $57,670,696 | 711,106 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $45,123,411 | 690,594 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $47,186,544 | 701,763 | Shares | Sole | 2022-08-12 | |
| 2022-03-31 | $46,890,577 | 623,462 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $67,513,560 | 660,667 | Shares | Sole | 2022-02-10 | |
| 2021-09-30 | $62,144,125 | 723,953 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $64,747,627 | 706,929 | Shares | Sole | 2021-08-10 | |
| 2021-03-31 | $60,993,519 | 670,922 | Shares | Sole | 2021-05-14 | |
| 2020-12-31 | $54,284,081 | 704,805 | Shares | Sole | 2021-02-12 | |
| 2020-09-30 | $26,625,822 | 450,903 | Shares | Sole | 2020-11-13 | |
| 2020-06-30 | $22,979,029 | 391,199 | Shares | Sole | 2020-08-13 | |
| No 13F history on record for this holder in this stock. | ||||||