Dexcom (DXCM) closed at $81.07 on November 9, 2026, up 2.1% from the previous close, on volume of 3,423,179 shares (30-day average 4,306,852).
Data as of November 9, 2026.
9-Nov-2026
| # | Date | Strategy | Legs | Contracts |
|---|---|---|---|---|
| 1 | Oct 15, 2026 | Ratio Call Spread 1 by 2 | 30-Oct-2690 : 95[2x] C | 2,100 |
| 2-3 | The next 2 largest trades are for Premium members. Start a 7-day free trial | |||
Ranked by contracts: multi-leg trades of 200 or more contracts on one day, through Nov 6, 2026. See the 10 largest for 30, 60 and 90 days
Business Wire (Mon, 2-Nov 8:00 AM ET)
Dexcom Reports Third Quarter 2026 Financial Results
Business Wire (Thu, 29-Oct 4:03 PM ET)
Dexcom G7 15 Day Continuous Glucose Monitoring System to Launch in Canada in November
Business Wire (Wed, 28-Oct 8:00 AM ET)
Did DexCom, Inc. Insiders Breach their Fiduciary Duties to Shareholders?
PRNewswire (Tue, 27-Oct 3:29 PM ET)
Market Chameleon (Thu, 15-Oct 3:07 AM ET)
Business Wire (Wed, 14-Oct 5:10 PM ET)
Market Chameleon (Wed, 7-Oct 7:49 AM ET)
Business Wire (Wed, 7-Oct 8:30 AM ET)
Business Wire (Tue, 6-Oct 9:00 AM ET)
Business Wire (Mon, 28-Sep 2:00 AM ET)
DexCom designs and commercializes continuous glucose monitoring systems for diabetic patients. CGM systems serve as an alternative to the traditional blood glucose meter process, and the company is evolving its CGM systems to provide integration with insulin pumps from Insulet and Tandem for automatic insulin delivery. DexCom's CGMs are available through medical equipment distributors as well as retail pharmacies.
Dexcom trades on the NASDAQ stock market under the symbol DXCM.
As of November 9, 2026, DXCM stock price climbed to $81.07 with 3,423,179 million shares trading.
DXCM has a beta of 1.12, meaning it tends to be more sensitive to market movements. DXCM has a correlation of 0.11 to the broad based SPY ETF.
DXCM has a market cap of $30.24 billion. This is considered a Large Cap stock.
Last quarter Dexcom reported $1 billion in Revenue and $.73 earnings per share. This beat revenue expectation by $19 million and exceeded earnings estimates by $.06.
In the last 3 years, DXCM traded as high as $142.00 and as low as $54.11.
The top ETF exchange traded funds that DXCM belongs to (by Net Assets): VTI, VOO, VO, QQQ, VUG.
DXCM has outperformed the market in the last year with a price return of +39.7% while the SPY ETF gained +13.4%. However, in the short term, DXCM had mixed performance relative to the market. It has underperformed in the last 3 months, returning -2.3% vs -1.8% return in SPY. But in the last 2 weeks, DXCM shares have fared better than the market returning +4.0% compared to SPY -1.0%.
DXCM support price is $77.26 and resistance is $81.56 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that DXCM shares will trade within this expected range on the day.
