Eli Lilly's Global Supply Chain

Largest US drug wholesaler — moves most of Lilly's US medicines to pharmacies, hospitals and clinics.

Big-3 wholesaler (formerly AmerisourceBergen); specialty-drug and oncology distribution muscle.

Third of the Big-3 wholesaler oligopoly; also makes medical-surgical products and runs radiopharmacies.

Retail pharmacy + Caremark PBM + Aetna insurer — a dispensing and payer gateway for Lilly's drugs.

Largest US health insurer with the Optum PBM — a major payer deciding coverage and pricing of Lilly drugs.

The seed company — GLP-1 leader (Mounjaro, Zepbound, oral orforglipron) and one of the world's most valuable drugmakers.

World's largest biologics CDMO by capacity; contract-manufactures for 17 of the top-20 pharma firms.

Top global CDMO and a key peptide / small-molecule manufacturing partner as GLP-1 demand scales.

Beijing CDMO receiving a $200M Lilly investment to support oral GLP-1 (orforglipron) capacity in China.

Major US fill-finish CDMO taken private by Novo Holdings in 2024 — no longer publicly tradable.

World-leading peptide API maker — a core chokepoint supplier for GLP-1 active ingredients.

Pure-play peptide CDMO/API supplier riding the GLP-1 active-ingredient demand wave.

Major Indian API and intermediates maker; India is a growing node in Lilly's contract-supply network.

Near-monopoly on elastomer stoppers and seals — every injectable, including GLP-1 pens, passes through West.

Bioprocessing, single-use systems and contract fill-finish — picks-and-shovels giant of the drug industry.

Owner of Cytiva — protein-A resins, filters and single-use bags that biologics manufacturing runs on.

Pre-fillable syringes and injection systems (BioPharma Systems) used to deliver injectable drugs.

Glass vials, cartridges and syringes plus fill-finish machines; building a US hub for GLP-1 demand.

Preclinical research and safety-testing services — the lab arm that supports the drug-development pipeline.

Drug-delivery dispensing — pumps, valves and elastomer components for injectables and autoinjectors.

Single-use bioprocessing systems and filtration — part of the bioprocess equipment oligopoly.