Range Low Price High Price Comment
30 days $67.30 $78.91 Friday, 10th Jul 2026 DXCM stock ended at $74.96. This is 2.66% more than the trading day before Thursday, 9th Jul 2026. During the day the stock fluctuated 3.09% from a day low at $73.31 to a day high of $75.57.
90 days $56.72 $78.91
52 weeks $54.11 $89.98

Historical DexCom prices

Date Open High Low Close Volume
Jul 10, 2026 $73.33 $75.57 $73.31 $74.96 3 834 486
Jul 09, 2026 $73.74 $73.78 $71.25 $73.02 4 156 816
Jul 08, 2026 $73.32 $74.38 $72.33 $74.06 5 313 078
Jul 07, 2026 $73.85 $73.97 $72.07 $73.57 5 569 060
Jul 06, 2026 $71.30 $72.77 $69.74 $72.38 4 591 670
Jul 02, 2026 $69.32 $71.57 $69.14 $71.25 3 168 013
Jul 01, 2026 $68.16 $69.66 $67.87 $68.86 4 745 180
Jun 30, 2026 $70.96 $70.96 $67.30 $67.35 4 161 568
Jun 29, 2026 $69.67 $70.03 $69.46 $69.98 3 640 395
Jun 26, 2026 $68.44 $70.38 $68.28 $70.14 6 872 596
Jun 25, 2026 $69.88 $70.79 $68.58 $68.65 4 112 271
Jun 24, 2026 $69.00 $71.08 $68.92 $69.75 3 832 030
Jun 23, 2026 $70.24 $70.27 $68.72 $68.92 6 347 654
Jun 22, 2026 $71.89 $71.92 $68.55 $69.07 5 570 881
Jun 18, 2026 $72.61 $73.69 $71.60 $72.47 7 625 453
Jun 17, 2026 $73.14 $74.26 $70.91 $71.23 3 795 385
Jun 16, 2026 $74.35 $74.66 $73.07 $73.16 2 973 724
Jun 15, 2026 $75.70 $75.70 $73.53 $74.22 4 637 213
Jun 12, 2026 $75.94 $76.25 $73.53 $75.37 4 668 658
Jun 11, 2026 $74.94 $76.03 $74.04 $75.25 5 925 344
Jun 10, 2026 $78.39 $78.91 $74.64 $74.77 4 434 289
Jun 09, 2026 $77.48 $78.82 $76.50 $78.19 4 759 939
Jun 08, 2026 $73.91 $78.52 $73.00 $76.62 7 436 235
Jun 05, 2026 $73.35 $75.44 $72.52 $72.86 4 670 902
Jun 04, 2026 $74.13 $74.92 $71.53 $72.59 6 370 325

FAQ

What are historical stock prices?
Historical stock prices refer to a stock’s recorded prices at various past points. These prices include several key figures that help investors and analysts evaluate a stock’s performance over time:
Open: Open price for the trading day.
High: Highest price for the trading day.
Low: Lowest price for the trading day.
Close: Close price for the trading day.

Additionally, historical prices often include:
Volume is the number of shares traded during the day. It indicates how actively a stock was traded and can provide insights into market sentiment and liquidity.

How can I use DXCM stock historical prices to predict future price movements?
Trend Analysis: Examine the DXCM stock’s historical trends to identify patterns that might continue.
Moving Averages: Use moving averages to detect potential reversal points.
Momentum Indicators: Apply indicators like RSI or MACD to assess the momentum and strength of price movements.
Volume Analysis: Analyze trading volume alongside price changes to gauge trend strength.
Statistical Methods: Use statistical tools such as regression analysis to model and forecast future prices based on past data.
These techniques can provide insights but should be used with risk management practices to mitigate potential losses.

What impact do stock splits have on historical price data?
When a company performs a stock split, it adjusts the historical price data to reflect the new, lower trading price as if it had always been that way.

This ensures consistency for anyone analyzing the stock’s past prices. The adjustment helps prevent misleading signals on charts, such as false sell signals or bearish trends that aren’t there. For instance, in a 2-for-1 stock split, the price per share is cut in half, which would otherwise appear as a dramatic drop on the chart. If someone didn’t know about the split, they might wrongly think something negative happened to the company. Most technical indicators would also react to this apparent drop by signaling to sell.

A stock split, while making the shares seem more affordable and potentially more attractive to investors, doesn’t alter the company’s fundamental value.

Why do the DXCM stock historical prices show a range for periods like 30 days, 90 days, and 52 weeks?
The range provides the lowest and highest prices at which the stock has traded during the specified period. This helps investors understand the stock’s volatility and price variability within that timeframe.

How can I use historical price volatility to assess risk?
High price volatility historically indicates higher risk and potentially higher returns. Investors can gauge the stock’s risk level by examining the range between high and low prices over various periods.
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ABOUT DEXCOM
DexCom
DexCom, Inc., a medical device company, focuses on the design, development, and commercialization of continuous glucose monitoring (CGM) systems in the United States and internationally. The company provides its systems for use by people with diabetes, as well as for use by healthcare providers. Its products include DexCom G6, an integrated CGM system for diabetes management; Dexcom Real-Time API, which enables invited third-party developers to i...
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