Primecap Management Co/Ca/
Institutional manager — quarterly 13F holdings, Q ending 2026-03-31
Reported value
$127.01B
Q ending 2026-03-31
Prior quarter
$132.11B
Q ending 2025-12-31
Change
-3.9% QoQ · +5.0% YoY
Positions
320
reported holdings
Largest positions
Top 100 of 320 reported positions by value, Q ending 2026-03-31. A manager can hold shares, calls and puts on the same security at once — such positions are listed as separate rows. Type: Shares = common stock, Put/Call = option positions (valued at the underlying), Principal = debt. Tickers link to stock pages where covered.
| Holding | Ticker | Type | Value ▼ | Shares |
|---|---|---|---|---|
| Eli Lilly & Co | LLY | Shares | $8.48B | 9.2M |
| Micron Technology Inc | MU | Shares | $7.39B | 21.9M |
| Alphabet Inc | GOOGL | Shares | $4.31B | 15.0M |
| Astrazeneca Plc | Shares | $3.59B | 18.2M | |
| Kla Corp | KLAC | Shares | $3.59B | 2.4M |
| Intel Corp | INTC | Shares | $3.34B | 75.8M |
| Amgen Inc | AMGN | Shares | $3.12B | 8.9M |
| Nvidia Corporation | NVDA | Shares | $3.00B | 17.2M |
| Fedex Corp | FDX | Shares | $2.96B | 8.3M |
| Biogen Inc | BIIB | Shares | $2.71B | 14.8M |
| Microsoft Corp | MSFT | Shares | $2.69B | 7.3M |
| Amazon Com Inc | AMZN | Shares | $2.52B | 12.1M |
| Alibaba Group Hldg Ltd | BABA | Shares | $2.35B | 18.7M |
| Tesla Inc | TSLA | Shares | $2.28B | 6.1M |
| Schwab Charles Corp | SCHW | Shares | $2.20B | 23.4M |
| Boston Scientific Corp | BSX | Shares | $2.04B | 32.5M |
| Ross Stores Inc | ROST | Shares | $1.99B | 9.2M |
| Texas Instrs Inc | TXN | Shares | $1.87B | 9.7M |
| Southwest Airls Co | LUV | Shares | $1.77B | 47.1M |
| Flextronics Intl Ltd | Shares | $1.66B | 25.4M | |
| Alphabet Inc | GOOG | Shares | $1.64B | 5.7M |
| Tjx Cos Inc New | TJX | Shares | $1.53B | 9.6M |
| Conocophillips | COP | Shares | $1.53B | 11.6M |
| Bristol-Myers Squibb Co | BMY | Shares | $1.52B | 25.0M |
| Beone Medicines Ltd | ONC | Shares | $1.48B | 5.0M |
| United Airls Hldgs Inc | UAL | Shares | $1.45B | 15.8M |
| Gsk Plc | GSK | Shares | $1.39B | 25.2M |
| Raymond James Finl Inc | RJF | Shares | $1.35B | 9.3M |
| Baidu Inc | BIDU | Shares | $1.23B | 11.1M |
| Visa Inc | V | Shares | $1.23B | 4.1M |
| Sony Group Corp | SONY | Shares | $1.21B | 58.5M |
| Delta Air Lines Inc | DAL | Shares | $1.17B | 17.5M |
| Novartis Ag | NVS | Shares | $1.16B | 7.6M |
| Adobe Inc | ADBE | Shares | $1.15B | 4.7M |
| Elanco Animal Health Inc | ELAN | Shares | $1.10B | 45.8M |
| Jpmorgan Chase & Co | JPM | Shares | $1.00B | 3.4M |
| Analog Devices Inc | ADI | Shares | $997.7M | 3.1M |
| Thermo Fisher Scientific Inc | TMO | Shares | $974.5M | 2.0M |
| Netapp Inc | NTAP | Shares | $927.4M | 9.1M |
| Northern Tr Corp | NTRS | Shares | $914.0M | 6.5M |
| Jabil Inc | JBL | Shares | $871.6M | 3.3M |
| Oracle Corp | ORCL | Shares | $834.7M | 5.7M |
| Nextpower Inc | NXT | Shares | $815.0M | 6.8M |
| Biomarin Pharmaceutical Inc | BMRN | Shares | $801.8M | 14.2M |
| Aecom | ACM | Shares | $733.4M | 8.6M |
| Royal Caribbean Group | Shares | $645.8M | 2.3M | |
| Idex Corp | IEX | Shares | $626.1M | 3.3M |
| Caterpillar Inc | CAT | Shares | $618.0M | 872K |
| Wells Fargo & Co | WFC | Shares | $614.8M | 7.7M |
| Disney Walt Co | DIS | Shares | $600.9M | 6.2M |
| Jacobs Solutions Inc | J | Shares | $574.7M | 4.5M |
| Corning Inc | GLW | Shares | $562.2M | 4.1M |
| Marketaxess Hldgs Inc | MKTX | Shares | $552.2M | 3.3M |
| Cme Group Inc | CME | Shares | $537.2M | 1.8M |
| American Airlines Group Inc | AAL | Shares | $526.2M | 49.0M |
| Albemarle Corp | ALB | Shares | $478.4M | 2.7M |
| Transdigm Group Inc | TDG | Shares | $475.4M | 410K |
| Chevron Corporation | CVX | Shares | $474.1M | 2.3M |
| Asml Hldg Nv | Shares | $466.4M | 353K | |
| Intuit | INTU | Shares | $463.2M | 1.1M |
| Paypal Hldgs Inc | PYPL | Shares | $453.5M | 10.0M |
| Apple Inc | AAPL | Shares | $446.9M | 1.8M |
| Meta Platforms Inc | META | Shares | $443.0M | 774K |
| Linde Plc | Shares | $440.5M | 889K | |
| Mattel Inc | MAT | Shares | $431.5M | 29.7M |
| Netflix Inc. | NFLX | Shares | $424.2M | 4.4M |
| Telefonaktiebolaget Lm Erics | ERIC | Shares | $422.7M | 37.5M |
| Hp Inc | HPQ | Shares | $412.4M | 21.5M |
| Hewlett Packard Enterprise C | HPE | Shares | $410.2M | 17.2M |
| Dollar Tree Inc | DLTR | Shares | $408.3M | 3.7M |
| Applied Matls Inc | AMAT | Shares | $401.3M | 1.2M |
| Booz Allen Hamilton Hldg Cor | BAH | Shares | $376.9M | 4.8M |
| Cisco Sys Inc | CSCO | Shares | $375.5M | 4.8M |
| Entegris Inc | ENTG | Shares | $368.5M | 3.1M |
| Curtiss Wright Corp | CW | Shares | $365.7M | 537K |
| Us Foods Hldg Corp | USFD | Shares | $363.9M | 3.9M |
| Glaukos Corp | GKOS | Shares | $362.9M | 3.4M |
| Zimmer Biomet Holdings Inc | ZBH | Shares | $353.3M | 3.9M |
| Biontech Se | BNTX | Shares | $337.2M | 3.8M |
| Synopsys Inc | SNPS | Shares | $326.1M | 822K |
| Amentum Holdings Inc | AMTM | Shares | $315.2M | 12.1M |
| Fair Isaac Corp | FICO | Shares | $308.6M | 289K |
| Bank New York Mellon Corp | BNY | Shares | $300.7M | 2.5M |
| Rhythm Pharmaceuticals Inc | RYTM | Shares | $297.2M | 3.4M |
| Norfolk Southn Corp | NSC | Shares | $296.6M | 1.0M |
| Danaher Corp Del | DHR | Shares | $295.2M | 1.6M |
| Marvell Technology Inc | MRVL | Shares | $294.6M | 3.0M |
| Mastercard Incorporated | MA | Shares | $290.9M | 582K |
| Edwards Lifesciences Corp | EW | Shares | $274.1M | 3.4M |
| Citigroup Inc | C | Shares | $271.1M | 2.4M |
| Livanova Plc | Shares | $267.4M | 4.2M | |
| Xometry Inc | XMTR | Shares | $265.3M | 6.5M |
| Sysco Corp | SYY | Shares | $264.1M | 3.7M |
| Burlington Stores Inc | BURL | Shares | $257.9M | 793K |
| Trimble Inc | TRMB | Shares | $255.6M | 3.9M |
| Illumina Inc | ILMN | Shares | $254.8M | 2.1M |
| Performance Food Group Co | PFGC | Shares | $231.9M | 2.7M |
| Eog Res Inc | EOG | Shares | $231.3M | 1.6M |
| Broadcom Inc | AVGO | Shares | $230.1M | 743K |
| Xpeng Inc | XPEV | Shares | $217.9M | 12.7M |
Values as reported in public regulatory filings (USD); holdings are reported quarterly, up to 45 days after quarter end, and may contain reporting errors. Nothing here is investment advice.