PRIMECAP Management

PRIMECAP Management

PRIMECAP Management is a significant player in the investment management space, known for its strategic approach to portfolio management. The firm has a diverse portfolio, with notable positions in sectors like Technology and Healthcare, as evidenced by its recent disclosures. As of May 11, 2026, PRIMECAP's disclosed trading record shows a range of $3.6B to $8.5B, highlighting a pattern of position increases and reductions across various companies, including Astrazeneca PLC and Microsoft Corp.

Latest Holdings

HoldingReported ValueWeightSharesLast PriceEst. ValueReturn
Aurora Innovation, Inc.AUR · Q1 2026$40M0%9.8M$6.09$60M+47.8%
Perimeter Solutions, Inc.PRM · Q1 2026$40M0%1.6M$34.85$57M+42.7%
TRADEWEB MARKETS INCTW · Q1 2026$39M0%328.1k$99.85$33M-15.1%
46578C10846578C108 · Q1 2026$38M0%3.2M------
Uber Technologies, Inc. Common StockUBER · Q1 2026$37M0%514.3k$71.55$37M-0.53%
Expand Energy Corporation - Common StockEXE · Q1 2026$36M0%330.9k$88.13$29M-19.7%
ARM HOLDINGS PLCARM · Q1 2026$35M0%233.9k$268.11$63M+77.2%
Kirby CorporationKEX · Q1 2026$35M0%263.8k$143.36$38M+7.89%
Wave Life Sciences Ltd.WVE · Q1 2026$35M0%4.8M$5.67$27M-21.8%
CrowdStrike Holdings IncCRWD · Q1 2026$34M0%88.2k$191.15$17M-51%
KeyCorpKEY · Q1 2026$34M0%1.7M$23.99$41M+19.7%
Casey's General Stores, Inc.CASY · Q1 2026$33M0%45.7k$875.25$40M+20.2%
Arlo Technologies, Inc.ARLO · Q1 2026$33M0%2.3M$13.08$30M-8.08%
CoStar Group, Inc.CSGP · Q1 2026$32M0%803.6k$30.37$24M-24.7%
Ulta Beauty IncULTA · Q1 2026$32M0%61.3k$483.52$30M-7.5%
Synaptics IncorporatedSYNA · Q1 2026$31M0%448.4k$117.60$53M+67.9%
Bruker Corporation - Common StockBRKR · Q1 2026$31M0%857.6k$56.17$48M+55.5%
The Hanover Insurance Group, Inc.THG · Q1 2026$31M0%176k$207.00$36M+19.4%
Griffon CorporationGFF · Q1 2026$30M0%417.1k$93.61$39M+28.8%
Norwegian Cruise Line Holdings Ltd (2)NCLH · Q1 2026$30M0%1.6M$18.71$30M+0.05%
The Trade Desk IncTTD · Q1 2026$28M0%1.2M$18.64$23M-17.8%
GFL Environmental Inc. Subordinate voting shares, no par valueGFL · Q1 2026$28M0%667.8k$39.63$26M-5.01%
Repligen Corporation - Common StockRGEN · Q1 2026$28M0%235.1k$137.60$32M+16.8%
902494103902494103 · Q1 2026$27M0%415k------
Newell Brands IncNWL · Q1 2026$26M0%7.5M$5.04$38M+46.8%
Septerna, Inc.SEPN · Q1 2026$25M0%1M$31.56$33M+31.3%
Palvella Therapeutics, Inc.PVLA · Q1 2026$24M0%195k$147.77$29M+18.5%
Mobileye Global Inc.MBLY · Q1 2026$22M0%3.2M$7.47$24M+8.73%
M2029K104M2029K104 · Q1 2026$21M0%597.2k------
Insulet Corp.PODD · Q1 2026$21M0%100.7k$167.65$17M-20.1%
Allogene Therapeutics, Inc.ALLO · Q1 2026$20M0%8.4M$1.79$15M-26.6%
4.5245E+1134.5245E+113 · Q1 2026$20M0%535.4k------
640268306640268306 · Q1 2026$20M0%279.2k------
ZoomInfo Technologies Inc.GTM · Q1 2026$19M0%3.2M$3.08$10M-48.5%
Altria Group IncMO · Q1 2026$19M0%291.5k$74.20$22M+12.4%
Freeport-McMoRan IncFCX · Q1 2026$19M0%325.5k$58.94$19M+0.27%
Saia, Inc. - Common StockSAIA · Q1 2026$19M0%54.4k$421.65$23M+20%
Gartner, Inc.IT · Q1 2026$19M0%117.4k$130.53$15M-17.6%
Take-Two Interactive Software IncTTWO · Q1 2026$19M0%93.9k$229.95$22M+16.4%
Walmart Inc.WMT · Q1 2026$18M0%147.5k$109.33$16M-12%
WEX Inc. common stockWEX · Q1 2026$18M0%116.8k$171.47$20M+12%
Humana Inc.HUM · Q1 2026$17M0%100.7k$398.42$40M+129.8%
302492103302492103 · Q1 2026$17M0%1.5M------
Transocean Ltd.RIG · Q1 2026$17M0%2.6M$5.09$13M-23.2%
Schlumberger N.V. Common StockSLB · Q1 2026$17M0%329.3k$46.79$15M-8.96%
SharkNinja, Inc.SN · Q1 2026$15M0%143.3k$147.82$21M+39.6%
VSE Corporation - Common StockVSEC · Q1 2026$14M0%73.7k$197.77$15M+7.25%
PG&E CorporationPCG · Q1 2026$13M0%766.7k$17.73$14M+0.91%
nLIGHT, Inc.LASR · Q1 2026$13M0%226.7k$68.30$15M+19.8%
DoorDash IncDASH · Q1 2026$13M0%84.7k$189.70$16M+26.3%
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