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Large Cap Healthcare
Stocks Ranked by
Market Capitalization

Large Cap Healthcare Stocks at a Glance

Healthcare companies develop drugs, build medical devices, run hospitals and insurers, and supply the systems behind patient care. Demand is largely non-discretionary, but returns hinge on drug-pipeline outcomes, patent lives, and reimbursement policy — a mix of defensive services and high-risk, high-reward research bets.

There are 98 large cap Healthcare stocks — companies in the Healthcare sector with a market cap between $10B and $200B — worth a combined $4.05T.

The largest by market cap are Abbott (ABT) at $187B, Gilead Sciences (GILD) at $165B and Pfizer (PFE) at $143B.

Among institutional investors, Waters Corp (WAT) drew the most net new fund positions in Q1 2026: 461 funds opened new positions, taking total fund holders up 365 (45%) quarter-over-quarter.

  • Combined market cap: $4.05T across 98 stocks.
  • Large Cap: market cap between $10B and $200B.
  • Largest constituent: Abbott (ABT), $187B market cap.
  • Most net new fund positions in Q1 2026: Waters Corp (WAT), +365 holders.

Market caps and prices updated daily; fund activity based on aggregated SEC 13F filings for Q1 2026.