Daily trading records
Thermo Fisher Scientific Stock Price on September 23, 2026
Direct answer
Thermo Fisher Scientific closed at $665.30 on September 23, 2026.
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Review Thermo Fisher Scientific's price trend and period performance.
The chart connects verified session closes from June 29, 2026 through September 23, 2026.
Period performance is calculated from verified trading sessions.
5-session performance
+2.60%
From the September 16, 2026 close of $648.43 to $665.30 on September 23, 2026.
20-session performance
+5.91%
From the August 25, 2026 close of $628.15 to $665.30 on September 23, 2026.
60-session performance
+31.37%
From the June 29, 2026 close of $506.42 to $665.30 on September 23, 2026.
Verified data
- Open
- $657.61
- High
- $671.47
- Low
- $655.7803
- Close
- $665.30
- Volume
- 2,345,636
- Prior-close change
- +$6.78 (+1.03%)
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Read the frequently asked questions.
What was Thermo Fisher Scientific's closing price on September 23, 2026?
Thermo Fisher Scientific closed at $665.30 on September 23, 2026.
What were Thermo Fisher Scientific's open, high and low on September 23, 2026?
The open was $657.61, the high was $671.47 and the low was $655.7803.
How much did Thermo Fisher Scientific change from the prior close on September 23, 2026?
The change from the prior close was +$6.78 (+1.03%).
What was Thermo Fisher Scientific's volume on September 23, 2026?
Trading volume was 2,345,636 shares.
What is the source for Thermo Fisher Scientific's daily prices?
Daily aggregate prices are provided by Polygon.