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ISRG vs LLY

A side-by-side look at ISRG and LLY, updated throughout the trading session.

Performance, normalized

Z-scored closes: both paths on one scale, price levels aside.

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ISRG vs LLY: how they differ

Intuitive Surgical, Inc. (ISRG) and Eli Lilly and Company (LLY) are both in the Healthcare sector: ISRG is classified in Medical - Instruments & Supplies, LLY in Drug Manufacturers - General. ISRG trades on NASDAQ and LLY on NYSE.

ISRG trades about 2.8 million shares a day on average, against 2.6 million for LLY. ISRG has the higher beta (1.46 against 0.45 for LLY), meaning it has historically moved more with the broad market. LLY paid $6.69 per share in dividends over the trailing twelve months; ISRG does not currently pay one.

Figures as of October 25, 2026.

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The chart Z-score-normalizes each closing series, computing (close − mean) ÷ standard deviation over the window, so both paths share one scale regardless of price level, and correlation is computed on daily returns. Figures update throughout the trading session. Nothing on this page is financial advice.