PRIMECAP Management

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 Eli Lilly and Co (LLY), and Microsoft Corporation - Common Stock (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

HoldingReported ValueWeightSharesLast PriceEst. ValueReturn
Aurora Innovation, Inc.AUR · Q1 2026$40M0.0%9.8M$6.39----
Perimeter Solutions, Inc.PRM · Q1 2026$40M0.0%1.6M$31.65----
TRADEWEB MARKETS INCTW · Q1 2026$39M0.0%328k$100.88----
46578C10846578C108 · Q1 2026$38M0.0%3.2M------
Uber Technologies, Inc. Common StockUBER · Q1 2026$37M0.0%514k$73.85----
Expand Energy Corporation - Common StockEXE · Q1 2026$36M0.0%331k$93.59----
ARM HOLDINGS PLCARM · Q1 2026$35M0.0%234k$346.39----
Kirby CorporationKEX · Q1 2026$35M0.0%264k$143.33----
Wave Life Sciences Ltd.WVE · Q1 2026$35M0.0%4.8M$6.34----
CrowdStrike Holdings IncCRWD · Q1 2026$34M0.0%88k$680.92----
KeyCorpKEY · Q1 2026$34M0.0%1.7M$21.50----
Casey's General Stores, Inc.CASY · Q1 2026$33M0.0%46k$784.38----
Arlo Technologies, Inc.ARLO · Q1 2026$33M0.0%2.3M$13.21----
CoStar Group, Inc.CSGP · Q1 2026$32M0.0%804k$29.81----
Ulta Beauty IncULTA · Q1 2026$32M0.0%61k$454.78----
Synaptics IncorporatedSYNA · Q1 2026$31M0.0%448k$141.64----
Bruker Corporation - Common StockBRKR · Q1 2026$31M0.0%858k$54.23----
The Hanover Insurance Group, Inc.THG · Q1 2026$31M0.0%176k$191.75----
Griffon CorporationGFF · Q1 2026$30M0.0%417k$87.71----
Norwegian Cruise Line Holdings Ltd (2)NCLH · Q1 2026$30M0.0%1.6M$18.15----
The Trade Desk IncTTD · Q1 2026$28M0.0%1.2M$19.27----
GFL Environmental Inc. Subordinate voting shares, no par valueGFL · Q1 2026$28M0.0%668k$34.87----
Repligen Corporation - Common StockRGEN · Q1 2026$28M0.0%235k$113.17----
902494103902494103 · Q1 2026$27M0.0%415k------
Newell Brands IncNWL · Q1 2026$26M0.0%7.5M$3.66----
Septerna, Inc.SEPN · Q1 2026$25M0.0%1.0M$29.79----
Palvella Therapeutics, Inc.PVLA · Q1 2026$24M0.0%195k$116.26----
Mobileye Global Inc.MBLY · Q1 2026$22M0.0%3.2M$10.16----
M2029K104M2029K104 · Q1 2026$21M0.0%597k------
Insulet CorpPODD · Q1 2026$21M0.0%101k$151.51----
Allogene Therapeutics, Inc.ALLO · Q1 2026$20M0.0%8.4M$2.25----
4.5245E+1134.5245E+113 · Q1 2026$20M0.0%535k------
640268306640268306 · Q1 2026$20M0.0%279k------
ZoomInfo Technologies Inc.GTM · Q1 2026$19M0.0%3.2M$3.25----
Altria Group IncMO · Q1 2026$19M0.0%292k$71.29----
Freeport-McMoRan IncFCX · Q1 2026$19M0.0%325k$63.91----
Saia, Inc. - Common StockSAIA · Q1 2026$19M0.0%54k$474.00----
Gartner, Inc.IT · Q1 2026$19M0.0%117k$159.97----
Take-Two Interactive Software IncTTWO · Q1 2026$19M0.0%94k$218.46----
Walmart IncWMT · Q1 2026$18M0.0%147k$111.84$16M-10.0%
WEX Inc. common stockWEX · Q1 2026$18M0.0%117k$142.90----
Humana Inc.HUM · Q1 2026$17M0.0%101k$355.98----
302492103302492103 · Q1 2026$17M0.0%1.5M------
Transocean Ltd.RIG · Q1 2026$17M0.0%2.6M$6.17----
Schlumberger N.V. Common StockSLB · Q1 2026$17M0.0%329k$56.55----
SharkNinja, Inc.SN · Q1 2026$15M0.0%143k$134.90----
VSE Corporation - Common StockVSEC · Q1 2026$14M0.0%74k$173.55----
PG&E CorporationPCG · Q1 2026$13M0.0%767k$16.53----
nLIGHT, Inc.LASR · Q1 2026$13M0.0%227k$66.77----
DoorDash IncDASH · Q1 2026$13M0.0%85k$152.49----
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