The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Thomas John Charles since 2026.
This trader's CIK number is 2114900.
At the time of last reporting, Thomas John Charles was the EVP, General Counsel of Krystal Biotech, Inc.. (stock ticker symbol KRYS).
Also see all insider trading activities at Krystal Biotech, Inc..
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2026 | KRYS | 0 | $0 | 1,642 | $541,173 | 1,000 | $179,250 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2026-06-25 | KRYS | Sale | 1,000 | 347.27 | 347,270 |
| 2026-06-25 | KRYS | Option Ex | 1,000 | 179.25 | 179,250 |
| 2026-05-26 | KRYS | Sale | 642 | 302.03 | 193,903 |
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 Thomas John Charles (EVP, General Counsel of Krystal Biotech, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.