Healthcare
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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 $998B, Johnson & Johnson (JNJ) at $612B and AbbVie (ABBV) at $429B.
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), $998B 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.