BioNTech SE ADR Rises 18%, Outperforms Market
- Miguel Virgen, PhD Student in Business
- Aug 22, 2025
- 7 min read
On June 2, 2025 BioNTech SE’s American depositary receipt staged a dramatic one-day rally, closing up 18.0% at $113.10. The move came on an otherwise modestly positive day for U.S. equities, with the S&P 500 and Dow Jones Industrial Average advancing only fractionally (MarketWatch). What made BioNTech’s performance remarkable was not just the magnitude of the gain but also the unusually high trading volume: roughly 5.3 million shares exchanged hands, far above the company’s 50-day average. Those raw numbers tell a story of fresh optimism, or at least enthusiasm — from investors that went beyond a routine market uptick.
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