Stock Taper 
PRIMECAP MANAGEMENT CO/CA/
Latest 13F filing data - Q2 2026
Holdings
(Top positions)| STOCK | TICKER | SHARES HELD▲ ▼ | VALUE▲ ▼ |
|---|---|---|---|
 The Hanover Insurance Group, Inc. | THG | 176.74K | $37.84M |
 Seagate Technology Holdings plc | STX | 188.78K | $182.17M |
 DexCom, Inc. | DXCM | 192K | $12.93M |
 Rivian Automotive, Inc. | RIVN | 210.26K | $3.65M |
 nLIGHT, Inc. | LASR | 225.54K | $15.7M |
 Arm Holdings plc American Depositary Shares | ARM | 233.68K | $82.86M |
 QUALCOMM Incorporated | QCOM | 239.25K | $44.21M |
 Honeywell International Inc. | HON | 244.1K | $54.65M |
 Exxon Mobil Corporation | XOM | 249.73K | $34.14M |
 Marriott International, Inc. | MAR | 251.3K | $93.13M |
 Kirby Corporation | KEX | 253.35K | $34.45M |
 Rockwell Automation, Inc. | ROK | 254.36K | $125.93M |
 Palvella Therapeutics, Inc. | PVLA | 256.18K | $39.15M |
 NMI Holdings, Inc. | NMIH | 257.25K | $10.57M |
 OSI Systems, Inc. | OSIS | 258.18K | $56.46M |
 Salesforce, Inc. | CRM | 259.45K | $40.65M |
 Altria Group, Inc. | MO | 261K | $18.78M |
 RingCentral, Inc. | RNG | 264.8K | $10.32M |
 Charles River Laboratories International, Inc. | CRL | 266.87K | $60.52M |
 Nektar Therapeutics | NKTR | 272.85K | $19.05M |