The Lung Cancer market comprises the global revenues generated by therapeutics, diagnostics, and supportive care aimed at non-small cell lung cancer (NSCLC) and small-cell lung cancer (SCLC). With lung cancer accounting for ~11% of all new cancer cases worldwide, its commercial relevance to payers, biopharma investors, and health systems is outsized. The Lung Cancer market size is projected to reach USD 42.7 billion in 2025, underpinned by a robust growth outlook that sees the sector expanding at a 2026-33 CAGR of 9.1% to exceed USD 78 billion by 2033. Immuno-oncology combinations, EGFR & ALK TKI next-gen agents, and companion diagnostics are steering the market forecast, while regulatory fast-tracking (e.g., FDA RTOR, EMA PRIME) and hospital formulary pressures intensify industry expansion trajectories.