Daily trading records
Appian Stock Price on August 19, 2026
Direct answer
Appian closed at $37.53 on August 19, 2026.
The open was $36.43, the high was $38.17 and the low was $36.205.
Volume was 496,436. The change from the prior close was +$1.10 (+3.02%).
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Review Appian's price trend and period performance.
The chart connects verified session closes from May 22, 2026 through August 19, 2026.
Period performance is calculated from verified trading sessions.
5-session performance
+7.78%
From the August 12, 2026 close of $34.82 to $37.53 on August 19, 2026.
20-session performance
+65.77%
From the July 22, 2026 close of $22.64 to $37.53 on August 19, 2026.
60-session performance
+75.62%
From the May 22, 2026 close of $21.37 to $37.53 on August 19, 2026.
Verified data
- Open
- $36.43
- High
- $38.17
- Low
- $36.205
- Close
- $37.53
- Volume
- 496,436
- Prior-close change
- +$1.10 (+3.02%)
Explore related company data
Read the frequently asked questions.
What was Appian's closing price on August 19, 2026?
Appian closed at $37.53 on August 19, 2026.
What were Appian's open, high and low on August 19, 2026?
The open was $36.43, the high was $38.17 and the low was $36.205.
How much did Appian change from the prior close on August 19, 2026?
The change from the prior close was +$1.10 (+3.02%).
What was Appian's volume on August 19, 2026?
Trading volume was 496,436 shares.
What is the source for Appian's daily prices?
Daily aggregate prices are provided by Polygon.