Daily trading records
Thermo Fisher Scientific Stock Price on August 18, 2026
Direct answer
Thermo Fisher Scientific closed at $589.04 on August 18, 2026.
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Review Thermo Fisher Scientific's price trend and period performance.
The chart connects verified session closes from May 21, 2026 through August 18, 2026.
Period performance is calculated from verified trading sessions.
5-session performance
-2.64%
From the August 11, 2026 close of $605.00 to $589.04 on August 18, 2026.
20-session performance
+12.53%
From the July 21, 2026 close of $523.46 to $589.04 on August 18, 2026.
60-session performance
+31.08%
From the May 21, 2026 close of $449.37 to $589.04 on August 18, 2026.
Verified data
- Open
- $588.87
- High
- $592.22
- Low
- $584.86
- Close
- $589.04
- Volume
- 1,721,605
- Prior-close change
- +$3.53 (+0.60%)
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Read the frequently asked questions.
What was Thermo Fisher Scientific's closing price on August 18, 2026?
Thermo Fisher Scientific closed at $589.04 on August 18, 2026.
What were Thermo Fisher Scientific's open, high and low on August 18, 2026?
The open was $588.87, the high was $592.22 and the low was $584.86.
How much did Thermo Fisher Scientific change from the prior close on August 18, 2026?
The change from the prior close was +$3.53 (+0.60%).
What was Thermo Fisher Scientific's volume on August 18, 2026?
Trading volume was 1,721,605 shares.
What is the source for Thermo Fisher Scientific's daily prices?
Daily aggregate prices are provided by Polygon.