Daily trading records
Co-Diagnostics Stock Price on July 28, 2026
Direct answer
Co-Diagnostics closed at $1.41 on July 28, 2026.
The open was $2.15, the high was $2.17 and the low was $1.38.
Volume was 1,866,076. The change from the prior close was -$0.63 (-30.88%).
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Review Co-Diagnostics's price trend and period performance.
The chart connects verified session closes from April 30, 2026 through July 28, 2026.
Period performance is calculated from verified trading sessions.
5-session performance
-40.25%
From the July 21, 2026 close of $2.36 to $1.41 on July 28, 2026.
20-session performance
-52.68%
From the June 29, 2026 close of $2.98 to $1.41 on July 28, 2026.
60-session performance
-9.03%
From the April 30, 2026 close of $1.55 to $1.41 on July 28, 2026.
Verified data
- Open
- $2.15
- High
- $2.17
- Low
- $1.38
- Close
- $1.41
- Volume
- 1,866,076
- Prior-close change
- -$0.63 (-30.88%)
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Read the frequently asked questions.
What was Co-Diagnostics's closing price on July 28, 2026?
Co-Diagnostics closed at $1.41 on July 28, 2026.
What were Co-Diagnostics's open, high and low on July 28, 2026?
The open was $2.15, the high was $2.17 and the low was $1.38.
How much did Co-Diagnostics change from the prior close on July 28, 2026?
The change from the prior close was -$0.63 (-30.88%).
What was Co-Diagnostics's volume on July 28, 2026?
Trading volume was 1,866,076 shares.
What is the source for Co-Diagnostics's daily prices?
Daily aggregate prices are provided by Polygon.