Stock Taper 
WESTFIELD CAPITAL MANAGEMENT CO LP
Latest 13F filing data - Q2 2026
Holdings
(Top positions)| STOCK | TICKER | SHARES HELD▲ ▼ | VALUE▲ ▼ |
|---|---|---|---|
 Rockwell Automation, Inc. | ROK | 237.14K | $117.4M |
 Bank of America Corporation | BAC | 240.19K | $13.69M |
 GE Vernova Inc. | GEV | 241.27K | $283.46M |
 J.B. Hunt Transport Services, Inc. | JBHT | 245.8K | $71.14M |
 Astera Labs, Inc. Common Stock | ALAB | 249.3K | $120.42M |
 Applied Optoelectronics, Inc. | AAOI | 249.55K | $36.97M |
 Alnylam Pharmaceuticals, Inc. | ALNY | 252.38K | $75.97M |
 Clean Harbors, Inc. | CLH | 268.35K | $80.17M |
 Banco Bilbao Vizcaya Argentaria, S.A. | BBVA | 269.1K | $6.74M |
 Impinj, Inc. | PI | 270.65K | $38.76M |
 Lam Research Corporation | LRCX | 285.61K | $123.77M |
 Applied Industrial Technologies, Inc. | AIT | 285.69K | $96.61M |
 EnPro Industries, Inc. | NPO | 286.55K | $108.01M |
 Targa Resources Corp. | TRGP | 287.13K | $76.99M |
 iRhythm Technologies, Inc. | IRTC | 288.92K | $34.37M |
 Netflix, Inc. | NFLX | 290.83K | $20.77M |
 Coherent, Inc. | COHR | 291.04K | $114.81M |
 Onto Innovation Inc. | ONTO | 299.38K | $113.3M |
 Flex Ltd. | FLEX | 314.01K | $50.89M |
 Carpenter Technology Corporation | CRS | 314.08K | $193.74M |