Primecap Management Co/Ca/

Source: SEC Form 13F · as of Mar 2026

Primecap Management Co/Ca/ holds 37 biotech & pharma companies tracked by BioSniper, totaling $27.38B in value as of Mar 2026 (SEC Form 13F).

Companies held

37

Total value held

$27.38B

CompanySharesValue
LLYELI LILLY & Co9,223,432$8.48B
AZNASTRAZENECA PLC18,213,708$3.59B
AMGNAMGEN INC8,874,129$3.12B
BIIBBIOGEN INC.14,757,607$2.71B
BMYBRISTOL MYERS SQUIBB CO24,985,149$1.52B
ONCBeOne Medicines Ltd.4,975,181$1.48B
GSKGSK plc American Depositary Shares (Each representing two Ordinary Shares)25,204,538$1.39B
NVSNovartis AG7,567,354$1.16B
ELANElanco Animal Health Inc45,840,956$1.10B
BMRNBIOMARIN PHARMACEUTICAL INC14,194,005$801.8M
ZBHZimmer Biomet Holdings Inc.3,907,150$353.3M
BNTXBioNTech SE3,793,711$337.2M
RYTMRHYTHM PHARMACEUTICALS, INC.3,417,509$297.2M
PMPhilip Morris International Inc864,400$142.9M
XNCRXencor Inc10,338,022$124.7M
IMCRImmunocore Holdings plc3,693,241$111.4M
IMNMImmunome Inc.4,788,231$104.7M
ALKSAlkermes plc.2,539,990$89.8M
ABTABBOTT LABORATORIES762,220$78.3M
NBIXNEUROCRINE BIOSCIENCES INC496,340$65.4M
UNHUnitedHealth Group Incorporated Common Stock (DE)186,521$50.5M
CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.266,890$46.0M
BBIOBridgeBio Pharma, Inc.569,180$42.3M
WVEWave Life Sciences Ltd.4,832,952$35.0M
RGENREPLIGEN CORP235,068$27.7M
SEPNSepterna, Inc.1,048,834$25.2M
PVLAPALVELLA THERAPEUTICS, INC.195,030$24.3M
ALLOAllogene Therapeutics, Inc.8,379,840$20.4M
NKTRNEKTAR THERAPEUTICS279,150$20.1M
IQVIQVIA Holdings Inc.62,332$10.6M
FOLDAMICUS THERAPEUTICS, INC.585,400$8.5M
SNYSanofi97,168$4.7M
LENZLENZ Therapeutics, Inc.472,200$4.3M
MRKMerck & Co., Inc.35,900$4.3M
GMEDGlobus Medical Inc.29,325$2.5M
ARRYARRAY BIOPHARMA INC313,300$2.3M
ZNTLZentalis Pharmaceuticals, Inc.957,420$2.2M

13F holdings reflect long positions in U.S.-listed securities as reported to the SEC. Values are point-in-time for the most recent reported quarter.

    Primecap Management Co/Ca/ — Biotech 13F Holdings & Portfolio | BioSniper