Daily trading records

Deep Fission Stock Price on July 28, 2026

Direct answer

Deep Fission closed at $9.89 on July 28, 2026.

The open was $9.84, the high was $10.00 and the low was $8.80.
Volume was 320,117. The change from the prior close was +$0.10 (+1.02%).
Daily aggregate prices are provided by Polygon.

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Review Deep Fission's price trend and period performance.

The chart connects verified session closes from June 18, 2026 through July 28, 2026.

Closing-price trend by trading session

Period performance is calculated from verified trading sessions.

5-session performance

-9.93%

From the July 21, 2026 close of $10.98 to $9.89 on July 28, 2026.

20-session performance

-10.50%

From the June 29, 2026 close of $11.05 to $9.89 on July 28, 2026.

Deep Fission Historical prices
Historical pricesOpenHighLowCloseVolumePrior-close change
$9.84$10.00$8.80$9.89320,117+$0.10 (+1.02%)

Verified data

Open
$9.84
High
$10.00
Low
$8.80
Close
$9.89
Volume
320,117
Prior-close change
+$0.10 (+1.02%)

Explore related company data

View all available daily prices for Deep Fission.View the previous trading day on July 27, 2026.View the next trading day on July 29, 2026.Return to the Deep Fission company profile.Review Deep Fission valuation and profitability metrics.Review Deep Fission analyst price targets.

Read the frequently asked questions.

What was Deep Fission's closing price on July 28, 2026?

Deep Fission closed at $9.89 on July 28, 2026.

What were Deep Fission's open, high and low on July 28, 2026?

The open was $9.84, the high was $10.00 and the low was $8.80.

How much did Deep Fission change from the prior close on July 28, 2026?

The change from the prior close was +$0.10 (+1.02%).

What was Deep Fission's volume on July 28, 2026?

Trading volume was 320,117 shares.

What is the source for Deep Fission's daily prices?

Daily aggregate prices are provided by Polygon.