Daily trading records
InterDigital Stock Price on August 21, 2026
Direct answer
InterDigital closed at $342.42 on August 21, 2026.
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Review InterDigital's price trend and period performance.
The chart connects verified session closes from May 27, 2026 through August 21, 2026.
Period performance is calculated from verified trading sessions.
5-session performance
-0.36%
From the August 14, 2026 close of $343.65 to $342.42 on August 21, 2026.
20-session performance
+32.57%
From the July 24, 2026 close of $258.30 to $342.42 on August 21, 2026.
60-session performance
+35.64%
From the May 27, 2026 close of $252.45 to $342.42 on August 21, 2026.
Verified data
- Open
- $341.69
- High
- $344.925
- Low
- $334.83
- Close
- $342.42
- Volume
- 163,783
- Prior-close change
- +$0.49 (+0.14%)
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Read the frequently asked questions.
What was InterDigital's closing price on August 21, 2026?
InterDigital closed at $342.42 on August 21, 2026.
What were InterDigital's open, high and low on August 21, 2026?
The open was $341.69, the high was $344.925 and the low was $334.83.
How much did InterDigital change from the prior close on August 21, 2026?
The change from the prior close was +$0.49 (+0.14%).
What was InterDigital's volume on August 21, 2026?
Trading volume was 163,783 shares.
What is the source for InterDigital's daily prices?
Daily aggregate prices are provided by Polygon.