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Healthcare
Stocks Ranked by
Market Capitalization

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 1,066 Healthcare sector stocks tracked by Wall St. Rank, worth a combined $8.93T.

The largest by market cap are Eli Lilly (LLY) at $997B, Johnson & Johnson (JNJ) at $612B and AbbVie (ABBV) at $430B.

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: $8.93T across 1,066 stocks.
  • Largest constituent: Eli Lilly (LLY), $997B 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.