The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Poetting Sierk since 2026.
This trader's CIK number is 1955589.
At the time of last reporting, Poetting Sierk was the Chief Operating Officer of Biontech Se. (stock ticker symbol BNTX).
Also see all insider trading activities at Biontech Se.
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2026 | BNTX | 0 | $0 | 50,000 | $5,527,950 | 0 | $0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2026-04-22 | BNTX | Sale | 50,000 | 110.56 | 5,527,950 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Poetting Sierk (Chief Operating Officer of Biontech Se at the time of this reporting) see the Securities and Exchange Commission (SEC) website.