Ugur Sahin, chief executive officer of BioNTech SE ($BNTX), sold 21,000 shares on October 6, 2026, at $96.8093 per share. The total was $2,032,995.30. The Form 4 filing, submitted the same day, recorded the transaction as an open-market sale. After the sale, Sahin's reported holdings stood at 87,209 shares.
The October 6 trade extended a run of open-market sales disclosed over the prior three weeks. On October 5, Sahin sold 72,000 shares at $97.2312 per share for $7,000,646.40, the largest single transaction in the series. Earlier filings recorded sales of 32,000 shares on September 30 at $98.1203, 34,000 shares on September 29 at $98.2591, 39,000 shares on September 24 at $98.9913, 30,000 shares on September 23 at $99.4027, 30,000 shares on September 18 at $96.2243, 34,000 shares on September 17 at $98.5983, 15,000 shares on September 16 at $96.0893, and 34,000 shares on September 15 at $96.4893.
Across the ten transactions from September 15 through October 6, Sahin reported combined proceeds of roughly $33.32 million from 341,000 shares. His reported ownership after each filing fell from 568,209 shares to 87,209 shares, a reduction of 481,000 shares. All ten sales were marked as open-market transactions.
BioNTech SE, a biotechnology company with a market capitalization of about $24.69 billion, has also seen selling from another insider this year. Sierk Poetting reported an open-market sale of 50,000 shares on April 22, 2026, at $110.5592 per share, for $5,527,960. That left a reported holding of 399,387 shares.
Congressional STOCK Act filings show no $BNTX activity in the weeks around this trade. The most recent congressional disclosure involving $BNTX in the database was a sale by Representative Valerie Hoyle on August 7, 2025, reported on September 12, 2025, with a midpoint value of $1,001. Earlier congressional disclosures on $BNTX included transactions by Representative Josh Gottheimer in 2023 and 2024 and a sale by Representative Ro Khanna in 2022. Congressional dollar figures are midpoint estimates of the bracketed ranges members must disclose.
$BNTX closed at $97.64 on October 5, 2026, after trading between $95.20 and $98.785 during the session. That was the trading day before the October 6 sale. Sahin's October 6 sale price of $96.8093 per share was recorded on the Form 4. During the series, per-share sale prices ranged from $96.0893 to $99.4027. The October 6 report was filed the same day as the trade. The October 5 sale was reported the following day, and several September sales were filed one business day after the trade date.