Holdings of WESTFIELD CAPITAL MANAGEMENT CO LP
230 declared positions · as of Mar 31, 2026
Original filing · Ten largest lines: 31.9 % of the equity sleeve
Sector breakdown
- Technology 22.8 %
- Industrials 17.5 %
- Financials 7.2 %
- Consumer discretionary 7.0 %
- Communication 5.8 %
- Health care 5.0 %
- Energy 2.2 %
- Materials 1.2 %
- Utilities 0.4 %
- Consumer staples 0.1 %
- Unattributed 30.8 %
Titelia classification, company by company. The unattributed share stays visible.
Currency breakdown
The quoted currency of each line, as declared.
Country breakdown
- US 93.0 %
- DK 5.0 %
- TW 0.8 %
- FR 0.7 %
- KY 0.5 %
- JP 0.0 %
- ES 0.0 %
Shares computed on the equity sleeve.
| Rank | Country | Lines | Value | Share |
|---|
| 1 | US | 223 | 20.3B $ | 92.98 % |
| 2 | DK | 2 | 1.1B $ | 5.04 % |
| 3 | TW | 1 | 166.8M $ | 0.76 % |
| 4 | FR | 1 | 147.3M $ | 0.67 % |
| 5 | KY | 1 | 104.3M $ | 0.48 % |
| 6 | JP | 1 | 9M $ | 0.04 % |
| 7 | ES | 1 | 5.8M $ | 0.03 % |
Positions
| Rank | Company | Shares | Value | Weight |
|---|
| 201 | AbbVie Inc | 10,619 | 2.3M $ | |
| 202 | Gartner Inc | 14,370 | 2.3M $ | |
| 203 | Intuitive Surgical Inc | 4,036 | 1.9M $ | |
| 204 | iShares Russell 1000 Growth ETF | 4,085 | 1.7M $ | |
| 205 | Dexcom Inc | 27,074 | 1.7M $ | |
| 206 | Ranpak Holdings Corp | 407,328 | 1.5M $ | |
| 207 | Rambus Inc | 14,436 | 1.2M $ | |
| 208 | Vanguard Growth ETF | 2,443 | 1.1M $ | |
| 209 | iShares Trust | 8,299 | 1.1M $ | |
| 210 | Advanced Micro Devices Inc | 5,020 | 1M $ | |
| 211 | International Business Machines Corp. | 3,320 | 804.7K $ | |
| 212 | UnitedHealth Group Inc | 2,767 | 748.7K $ | |
| 213 | iShares Trust | 6,487 | 733.7K $ | |
| 214 | EQT Corp | 10,640 | 677.1K $ | |
| 215 | Novo Nordisk A/S | 17,108 | 628.7K $ | |
| 216 | Westinghouse Air Brake Technologies Corp | 2,490 | 622.3K $ | |
| 217 | AppLovin Corp | 1,260 | 501.5K $ | |
| 218 | iShares S&P Mid-Cap 400 Growth ETF | 4,905 | 493.5K $ | |
| 219 | Vertex Pharmaceuticals Inc | 864 | 385.8K $ | |
| 220 | Boston Scientific Corp | 5,965 | 374.3K $ | |
| 221 | Insulet Corp | 1,682 | 352.9K $ | |
| 222 | Core Natural Resources Inc | 3,360 | 351.9K $ | |
| 223 | Applied Materials Inc | 936 | 319.9K $ | |
| 224 | Ionis Pharmaceuticals Inc | 3,502 | 263K $ | |
| 225 | Scholar Rock Holding Corp | 5,182 | 254.7K $ | |
| 226 | AVALO THERAPEUTICS INC | 15,639 | 233.5K $ | |
| 227 | STAG Industrial Inc | 6,467 | 233.2K $ | |
| 228 | Praxis Precision Medicines Inc | 662 | 213.3K $ | |
| 229 | Immunovant Inc | 8,581 | 213.2K $ | |
| 230 | Pulmonx Corp | 110,000 | 141.9K $ | |