Daily trading records
DexCom Stock Price on July 20, 2026
Direct answer
DexCom closed at $75.69 on July 20, 2026.
The open was $76.60, the high was $77.085 and the low was $75.66.
Volume was 3,188,476. The change from the prior close was -$0.96 (-1.25%).
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Review DexCom's price trend and period performance.
The chart connects verified session closes from April 22, 2026 through July 20, 2026.
Period performance is calculated from verified trading sessions.
5-session performance
-0.86%
From the July 13, 2026 close of $76.35 to $75.69 on July 20, 2026.
20-session performance
+4.44%
From the June 18, 2026 close of $72.47 to $75.69 on July 20, 2026.
60-session performance
+19.37%
From the April 22, 2026 close of $63.41 to $75.69 on July 20, 2026.
Verified data
- Open
- $76.60
- High
- $77.085
- Low
- $75.66
- Close
- $75.69
- Volume
- 3,188,476
- Prior-close change
- -$0.96 (-1.25%)
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Read the frequently asked questions.
What was DexCom's closing price on July 20, 2026?
DexCom closed at $75.69 on July 20, 2026.
What were DexCom's open, high and low on July 20, 2026?
The open was $76.60, the high was $77.085 and the low was $75.66.
How much did DexCom change from the prior close on July 20, 2026?
The change from the prior close was -$0.96 (-1.25%).
What was DexCom's volume on July 20, 2026?
Trading volume was 3,188,476 shares.
What is the source for DexCom's daily prices?
Daily aggregate prices are provided by Polygon.