Daily trading records

Co-Diagnostics Stock Price on August 28, 2026

Direct answer

Co-Diagnostics closed at $1.21 on August 28, 2026.

The open was $1.26, the high was $1.285 and the low was $1.18.
Volume was 158,128. The change from the prior close was -$0.05 (-3.97%).

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Review Co-Diagnostics's price trend and period performance.

The chart connects verified session closes from June 3, 2026 through August 28, 2026.

Closing-price trend by trading session

Period performance is calculated from verified trading sessions.

5-session performance

0.00%

From the August 21, 2026 close of $1.21 to $1.21 on August 28, 2026.

20-session performance

-15.97%

From the July 31, 2026 close of $1.44 to $1.21 on August 28, 2026.

60-session performance

-76.60%

From the June 3, 2026 close of $5.17 to $1.21 on August 28, 2026.

Co-Diagnostics Historical prices
Historical pricesOpenHighLowCloseVolumePrior-close change
$1.26$1.285$1.18$1.21158,128-$0.05 (-3.97%)

Verified data

Open
$1.26
High
$1.285
Low
$1.18
Close
$1.21
Volume
158,128
Prior-close change
-$0.05 (-3.97%)

Read the frequently asked questions.

What was Co-Diagnostics's closing price on August 28, 2026?

Co-Diagnostics closed at $1.21 on August 28, 2026.

What were Co-Diagnostics's open, high and low on August 28, 2026?

The open was $1.26, the high was $1.285 and the low was $1.18.

How much did Co-Diagnostics change from the prior close on August 28, 2026?

The change from the prior close was -$0.05 (-3.97%).

What was Co-Diagnostics's volume on August 28, 2026?

Trading volume was 158,128 shares.

What is the source for Co-Diagnostics's daily prices?

Daily aggregate prices are provided by Polygon.