Danaher to buy Masimo for $9.9B cash; DHR shares fall on Feb. 17, 2026

On February 17, 2026, Danaher said it agreed to acquire Masimo for about $9.9 billion in cash at $180 per share, nearly 40% above Masimo's $130.15 Friday close. DHR fell more than 3% in morning trade, and at 10:25 AM EST the stock was $205.35, down $7.23 or 3.40% from $212.58.