PRIMECAP Management

PRIMECAP Management is tracked through public portfolio filings, disclosed holdings, and institutional investment activity. This PRIMECAP Management portfolio page tracks PRIMECAP Management holdings, stock picks, latest portfolio moves, and historical 13F filing changes so readers can see which public companies PRIMECAP Management owns and how disclosed positions change over time. PRIMECAP Management's public portfolio can help investors study position sizing, sector exposure, concentration, new buys, trims, exits, and the market themes behind reported capital allocation decisions. Top disclosed holdings and portfolio changes shown on this page include Astrazeneca PLC (AZN), Unmapped 13F security (PORTFOLIO), Eli Lilly and Company Common Stock (LLY), Boston Scientific Corp (BSX), and Microsoft Corp (MSFT). Investors use PRIMECAP Management 13F filings to study portfolio concentration, new buys, trims, exits, sector exposure, and the market evidence behind the latest disclosed holdings.

Latest Holdings

Holding	Reported Value	Weight	Shares	Current Price	Est. Value	Return
Eli Lilly and Company Common StockLLY · Q1 2026	$8.5B	6.7%	9.2M	$1,206.51	$11B	+31.2%
Micron Technology IncMU · Q1 2026	$7.4B	5.8%	22M	$1,048.51	$23B	+210.4%
Alphabet IncGOOGL · Q1 2026	$4.3B	3.4%	15M	$337.39	$5.1B	+17.3%
Astrazeneca PLCAZN · Q1 2026	$3.6B	2.8%	18M	$181.55	$3.3B	-7.95%
KLA CorpKLAC · Q1 2026	$3.6B	2.8%	2.4M	$2,108.06	$5.1B	+43.2%
Intel CorpINTC · Q1 2026	$3.3B	2.6%	76M	$131.65	$10.0B	+198.3%
Amgen IncAMGN · Q1 2026	$3.1B	2.5%	8.9M	$350.53	$3.1B	-0.38%
NVIDIA CorporationNVDA · Q1 2026	$3.0B	2.4%	17M	$192.53	$3.3B	+10.4%
FedEx CorporationFDX · Q1 2026	$3.0B	2.3%	8.3M	$316.83	$2.6B	-11.0%
Biogen IncBIIB · Q1 2026	$2.7B	2.1%	15M	$196.97	$2.9B	+7.44%
Microsoft CorpMSFT · Q1 2026	$2.7B	2.1%	7.3M	$372.97	$2.7B	+0.76%
Amazon.com IncAMZN · Q1 2026	$2.5B	2.0%	12M	$232.69	$2.8B	+11.7%
Alibab Group Holding Limited ADR each rep 8 ordinary shares - 25 sharesBABA · Q1 2026	$2.3B	1.8%	19M	$120.07	$2.2B	-4.30%
Tesla IncTSLA · Q1 2026	$2.3B	1.8%	6.1M	$379.71	$2.3B	+2.14%
Schwab (Charles) CorpSCHW · Q1 2026	$2.2B	1.7%	23M	$88.08	$2.1B	-6.28%
Boston Scientific CorpBSX · Q1 2026	$2.0B	1.6%	33M	$48.70	$1.6B	-22.4%
Ross Stores IncROST · Q1 2026	$2.0B	1.6%	9.2M	$227.42	$2.1B	+4.98%
Texas Instruments IncTXN · Q1 2026	$1.9B	1.5%	9.7M	$290.90	$2.8B	+49.8%
Southwest Airlines CoLUV · Q1 2026	$1.8B	1.4%	47M	$43.68	$2.1B	+16.3%
Flex LtdFLEX · Q1 2026	$1.7B	1.3%	25M	$150.72	$3.8B	+130.2%
Alphabet Cl CGOOG · Q1 2026	$1.6B	1.3%	5.7M	$334.69	$1.9B	+16.7%
The TJX Companies IncTJX · Q1 2026	$1.5B	1.2%	9.6M	$165.17	$1.6B	+3.43%
ConocoPhillips Common StockCOP · Q1 2026	$1.5B	1.2%	12M	$118.89	$1.4B	-9.93%
Bristol-Myers Squibb CoBMY · Q1 2026	$1.5B	1.2%	25M	$55.57	$1.4B	-8.38%
BeOne Medicines Ltd.ONC · Q1 2026	$1.5B	1.2%	5.0M	$268.20	$1.3B	-9.69%
United Airlines Holdings IncUAL · Q1 2026	$1.5B	1.1%	16M	$105.32	$1.7B	+14.4%
GSK plc American Depositary SharesGSK · Q1 2026	$1.4B	1.1%	25M	$50.64	$1.3B	-8.24%
Raymond James Financial IncRJF · Q1 2026	$1.4B	1.1%	9.3M	$145.40	$1.4B	+0.42%
Baidu, Inc. - American Depositary Shares, each representing 8 ordinary share (BIDU)BIDU · Q1 2026	$1.2B	1.0%	11M	$129.91	$1.4B	+16.6%
Visa IncV · Q1 2026	$1.2B	1.0%	4.1M	$336.23	$1.4B	+11.2%
Sony Group CorporationSONY · Q1 2026	$1.2B	1.0%	59M	$20.33	$1.2B	-1.79%
Delta Air Lines IncDAL · Q1 2026	$1.2B	0.9%	18M	$92.57	$1.6B	+39.2%
Novartis AG Common StockNVS · Q1 2026	$1.2B	0.9%	7.6M	$146.42	$1.1B	-4.14%
Adobe Inc.ADBE · Q1 2026	$1.1B	0.9%	4.7M	$244.99	$1.2B	+0.79%
Elanco Animal Health IncorporatedELAN · Q1 2026	$1.1B	0.9%	46M	$23.68	$1.1B	-1.04%
JPMorgan Chase & Co.JPM · Q1 2026	$1.0B	0.8%	3.4M	$333.45	$1.1B	+13.4%
Analog Devices IncADI · Q1 2026	$998M	0.8%	3.1M	$413.16	$1.3B	+29.9%
Thermo Fisher Scientific IncTMO · Q1 2026	$974M	0.8%	2.0M	$492.20	$976M	+0.14%
NetApp IncNTAP · Q1 2026	$927M	0.7%	9.1M	$142.74	$1.3B	+39.4%
Northern Trust Corporation - Common StockNTRS · Q1 2026	$914M	0.7%	6.5M	$167.94	$1.1B	+20.3%
Jabil IncJBL · Q1 2026	$872M	0.7%	3.3M	$363.95	$1.2B	+37.0%
Oracle CorporationORCL · Q1 2026	$835M	0.7%	5.7M	$148.68	$844M	+1.07%
6.529E+1056.529E+105 · Q1 2026	$815M	0.6%	6.8M	--	--	--
BioMarin Pharmaceutical Inc.BMRN · Q1 2026	$802M	0.6%	14M	$52.38	$743M	-7.28%
00766T10000766T100 · Q1 2026	$733M	0.6%	8.6M	--	--	--
Royal Caribbean Cruises Ltd. Common StockRCL · Q1 2026	$646M	0.5%	2.3M	$272.00	$638M	-1.16%
45167R10445167R104 · Q1 2026	$626M	0.5%	3.3M	--	--	--
Caterpillar, Inc. Common StockCAT · Q1 2026	$618M	0.5%	872k	$915.64	$799M	+29.2%
Wells Fargo & CoWFC · Q1 2026	$615M	0.5%	7.7M	$83.82	$647M	+5.28%
The Walt Disney CoDIS · Q1 2026	$601M	0.5%	6.2M	$98.87	$616M	+2.58%

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