The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Oelschlager Kristen M since 2021.
This trader's CIK number is 1856565.
At the time of last reporting, Oelschlager Kristen M was the Chief Operating Officer of Castle Biosciences Inc. (stock ticker symbol CSTL).
Also see all insider trading activities at Castle Biosciences Inc.
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | CSTL | 0 | $0 | 30,684 | $669,705 | 24,451 | $0 |
| 2024 | CSTL | 0 | $0 | 24,407 | $594,752 | 36,495 | $34,186 |
| 2023 | CSTL | 0 | $0 | 0 | $0 | 23,881 | $0 |
| 2022 | CSTL | 0 | $0 | 0 | $0 | 15,098 | $17,155 |
| 2021 | CSTL | 0 | $0 | 10,000 | $712,300 | 1,750 | $0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-08-27 | CSTL | Sale | 18,007 | 21.69 | 390,571 |
| 2025-08-27 | CSTL | Sale | 12,677 | 22.02 | 279,134 |
| 2025-08-08 | CSTL | Option Ex | 10,640 | .00 | 0 |
| 2025-03-04 | CSTL | Option Ex | 13,811 | .00 | 0 |
| 2024-12-09 | CSTL | Option Ex | 15,961 | .00 | 0 |
| 2024-12-10 | CSTL | Option Ex | 7,919 | .00 | 0 |
| 2024-09-03 | CSTL | Sale | 5,832 | 29.48 | 171,950 |
| 2024-08-01 | CSTL | Sale | 12,989 | 23.24 | 301,903 |
| 2024-07-29 | CSTL | Sale | 2,793 | 22.06 | 61,621 |
| 2024-07-01 | CSTL | Sale | 2,793 | 21.22 | 59,278 |
| 2023-12-29 | CSTL | Option Ex | 12,615 | 2.71 | 34,186 |
| 2023-12-09 | CSTL | Option Ex | 15,961 | .00 | 0 |
| 2023-12-10 | CSTL | Option Ex | 7,920 | .00 | 0 |
| 2022-12-28 | CSTL | Option Ex | 7,178 | 2.39 | 17,155 |
| 2022-12-10 | CSTL | Option Ex | 7,920 | .00 | 0 |
| 2021-12-10 | CSTL | Option Ex | 1,750 | .00 | 0 |
| 2021-09-27 | CSTL | Sale | 10,000 | 71.23 | 712,300 |
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 Oelschlager Kristen M (Chief Operating Officer of Castle Biosciences Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.