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CNBC
1 week ago
Dexcom shares plunge more than 40% for worst day on record
![Dexcom shares plunge more than 40% for worst day on record](https://geetmark.com/api/image.php?w=550&h=400&url=https://image.cnbcfm.com/api/v1/image/106245540-1573748565270img_9309r.jpg?v=1722029388&w=1920&h=1080)
Dexcom, which had its stock market debut in 2005, had its worst day ever after lowering its full-year guidance.
Dexcom, which had its stock market debut in 2005, had its worst day ever after lowering its full-year guidance.