Holders — by stockHoldings — by fund
PRIMECAP MANAGEMENT CO/CA/
Everything this manager disclosed owning in US-listed stocks — its complete Form 13F portfolio · as of 2026-06-30 · filed with the SEC up to 45 days after quarter end · CIK 763212
$169.11B
disclosed book value
324
positions
13.1%
largest position share
Positions, as of 2026-06-30
top 100 of 324 · 13F covers long US-listed positions only — cash, bonds, private and foreign stakes are not disclosed · PUT/CALL tags = options positions (share-equivalents), not shares held
| # | Issuer | Shares | Value | % of book |
|---|---|---|---|---|
| 1 | MUMICRON TECHNOLOGY INC | 19.2M | $22.18B | 13.1% |
| 2 | LLYELI LILLY & CO | 9.2M | $11.00B | 6.5% |
| 3 | INTCINTEL CORP | 75.3M | $10.51B | 6.2% |
| 4 | KLACKLA CORP | 20.5M | $6.20B | 3.7% |
| 5 | GOOGLALPHABET INC | 14.9M | $5.31B | 3.1% |
| 6 | FLEX LTD | 23.4M | $3.79B | 2.2% |
| 7 | ASTRAZENECA PLC | 18.1M | $3.43B | 2% |
| 8 | NVDANVIDIA CORPORATION | 17.1M | $3.42B | 2% |
| 9 | BIIBBIOGEN INC | 15.2M | $3.27B | 1.9% |
| 10 | AMZNAMAZON COM INC | 12.0M | $2.85B | 1.7% |
| 11 | MSFTMICROSOFT CORP | 7.1M | $2.66B | 1.6% |
| 12 | TSLATESLA INC | 6.1M | $2.57B | 1.5% |
| 13 | FDXFEDEX CORP | 8.2M | $2.55B | 1.5% |
| 14 | TXNTEXAS INSTRS INC | 8.5M | $2.54B | 1.5% |
| 15 | LUVSOUTHWEST AIRLS CO | 48.8M | $2.51B | 1.5% |
| 16 | AMGNAMGEN INC | 6.8M | $2.45B | 1.4% |
| 17 | SCHWSCHWAB CHARLES CORP | 25.1M | $2.32B | 1.4% |
| 18 | UALUNITED AIRLS HLDGS INC | 16.5M | $2.24B | 1.3% |
| 19 | BSXBOSTON SCIENTIFIC CORP | 50.5M | $2.16B | 1.3% |
| 20 | ROSTROSS STORES INC | 9.1M | $1.94B | 1.1% |
| 21 | GOOGALPHABET INC | 5.4M | $1.91B | 1.1% |
| 22 | BABAALIBABA GROUP HLDG LTD | 18.6M | $1.79B | 1.1% |
| 23 | DALDELTA AIR LINES INC | 17.5M | $1.64B | 1% |
| 24 | VVISA INC | 4.3M | $1.46B | 0.9% |
| 25 | BMYBRISTOL-MYERS SQUIBB CO | 24.9M | $1.44B | 0.8% |
| 26 | TJXTJX COS INC NEW | 9.5M | $1.44B | 0.8% |
| 27 | ONCBEONE MEDICINES LTD | 5.0M | $1.43B | 0.8% |
| 28 | RJFRAYMOND JAMES FINL INC | 9.2M | $1.41B | 0.8% |
| 29 | NTAPNETAPP INC | 9.0M | $1.40B | 0.8% |
| 30 | GSKGSK PLC | 25.2M | $1.32B | 0.8% |
| 31 | AALAMERICAN AIRLINES GROUP INC | 70.7M | $1.28B | 0.8% |
| 32 | BIDUBAIDU INC | 11.0M | $1.26B | 0.7% |
| 33 | ADIANALOG DEVICES INC | 3.1M | $1.24B | 0.7% |
| 34 | JBLJABIL INC | 3.2M | $1.22B | 0.7% |
| 35 | COPCONOCOPHILLIPS | 11.6M | $1.20B | 0.7% |
| 36 | SONYSONY GROUP CORP | 59.6M | $1.20B | 0.7% |
| 37 | ELANELANCO ANIMAL HEALTH INC | 45.4M | $1.12B | 0.7% |
| 38 | JPMJPMORGAN CHASE & CO | 3.4M | $1.11B | 0.7% |
| 39 | ADBEADOBE INC | 5.2M | $1.07B | 0.6% |
| 40 | NTRSNORTHERN TR CORP | 6.1M | $1.06B | 0.6% |
| 41 | GLWCORNING INC | 4.1M | $1.06B | 0.6% |
| 42 | NVSNOVARTIS AG | 6.6M | $1.03B | 0.6% |
| 43 | TMOTHERMO FISHER SCIENTIFIC INC | 2.0M | $993.8M | 0.6% |
| 44 | CATCATERPILLAR INC | 871,700 | $928.3M | 0.5% |
| 45 | MRVLMARVELL TECHNOLOGY INC | 2.8M | $821.6M | 0.5% |
| 46 | BMRNBIOMARIN PHARMACEUTICAL INC | 14.2M | $812.0M | 0.5% |
| 47 | NXTNEXTPOWER INC | 6.7M | $796.9M | 0.5% |
| 48 | ORCLORACLE CORP | 5.4M | $789.4M | 0.5% |
| 49 | HPEHEWLETT PACKARD ENTERPRISE C | 17.1M | $773.2M | 0.5% |
| 50 | AMATAPPLIED MATLS INC | 1.0M | $754.0M | 0.4% |
| 51 | IEXIDEX CORP | 3.3M | $749.0M | 0.4% |
| 52 | ASML HLDG NV | 351,576 | $699.4M | 0.4% |
| 53 | DISDISNEY WALT CO | 7.0M | $675.8M | 0.4% |
| 54 | ROYAL CARIBBEAN GROUP | 2.1M | $669.8M | 0.4% |
| 55 | XMTRXOMETRY INC | 6.6M | $640.5M | 0.4% |
| 56 | ILMNILLUMINA INC | 3.5M | $618.0M | 0.4% |
| 57 | ACMAECOM | 8.8M | $613.3M | 0.4% |
| 58 | FEDEX FGHT HLDG CO INC | 4.0M | $611.3M | 0.4% |
| 59 | AMDADVANCED MICRO DEVICES INC | 1.0M | $608.6M | 0.4% |
| 60 | JJACOBS SOLUTIONS INC | 4.6M | $575.3M | 0.3% |
| 61 | CSCOCISCO SYS INC | 4.8M | $568.3M | 0.3% |
| 62 | ENTGENTEGRIS INC | 3.1M | $562.1M | 0.3% |
| 63 | WFCWELLS FARGO & CO | 6.7M | $554.7M | 0.3% |
| 64 | TDGTRANSDIGM GROUP INC | 410,217 | $546.4M | 0.3% |
| 65 | HPQHP INC | 24.9M | $546.0M | 0.3% |
| 66 | AAPLAPPLE INC | 1.8M | $509.5M | 0.3% |
| 67 | ERICTELEFONAKTIEBOLAGET LM ERICS | 41.6M | $464.0M | 0.3% |
| 68 | LINDE PLC | 886,920 | $460.3M | 0.3% |
| 69 | DLTRDOLLAR TREE INC | 3.8M | $455.8M | 0.3% |
| 70 | FICOFAIR ISAAC CORP | 362,835 | $433.5M | 0.3% |
| 71 | GKOSGLAUKOS CORP | 3.0M | $425.0M | 0.3% |
| 72 | PYPLPAYPAL HLDGS INC | 9.8M | $422.1M | 0.2% |
| 73 | CMECME GROUP INC | 1.9M | $420.6M | 0.2% |
| 74 | MATMATTEL INC | 29.5M | $409.5M | 0.2% |
| 75 | USFDUS FOODS HLDG CORP | 4.0M | $407.0M | 0.2% |
| 76 | SNPSSYNOPSYS INC | 895,350 | $399.4M | 0.2% |
| 77 | METAMETA PLATFORMS INC | 708,290 | $399.0M | 0.2% |
| 78 | MKTXMARKETAXESS HLDGS INC | 3.5M | $397.8M | 0.2% |
| 79 | CWCURTISS WRIGHT CORP | 514,815 | $390.1M | 0.2% |
| 80 | BAHBOOZ ALLEN HAMILTON HLDG COR | 6.4M | $388.1M | 0.2% |
| 81 | CVXCHEVRON CORPORATION | 2.3M | $378.8M | 0.2% |
| 82 | BNYBANK OF NY MELLON CORP | 2.6M | $376.5M | 0.2% |
| 83 | DHRDANAHER CORP DEL | 1.9M | $359.8M | 0.2% |
| 84 | ALBALBEMARLE CORP | 2.7M | $358.1M | 0.2% |
| 85 | MRSHMARSH & MCLENNAN COS INC | 2.1M | $357.5M | 0.2% |
| 86 | RYTMRHYTHM PHARMACEUTICALS INC | 3.2M | $351.8M | 0.2% |
| 87 | BNTXBIONTECH SE | 3.8M | $351.0M | 0.2% |
| 88 | PANWPALO ALTO NETWORKS INC | 1.0M | $347.8M | 0.2% |
| 89 | LIVANOVA PLC | 4.2M | $342.8M | 0.2% |
| 90 | NFLXNETFLIX INC. | 4.8M | $342.0M | 0.2% |
| 91 | MAMASTERCARD INCORPORATED | 654,691 | $336.2M | 0.2% |
| 92 | WDCWESTERN DIGITAL CORP | 516,440 | $329.9M | 0.2% |
| 93 | ZBHZIMMER BIOMET HOLDINGS INC | 3.8M | $328.6M | 0.2% |
| 94 | CCITIGROUP INC | 2.3M | $326.6M | 0.2% |
| 95 | NSCNORFOLK SOUTHN CORP | 1.0M | $324.9M | 0.2% |
| 96 | SYYSYSCO CORP | 3.8M | $313.5M | 0.2% |
| 97 | EWEDWARDS LIFESCIENCES CORP | 3.4M | $308.3M | 0.2% |
| 98 | PFGCPERFORMANCE FOOD GROUP CO | 2.7M | $305.1M | 0.2% |
| 99 | INTUINTUIT | 1.1M | $289.7M | 0.2% |
| 100 | MDBMONGODB INC | 846,004 | $284.2M | 0.2% |
Source: SEC Form 13F-HR, reporting period 2026-06-30. Values are the manager's filed June-30-style quarter-end marks, not live prices. Research, not investment advice.