The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Newell William J since 2019.
This trader's CIK number is 1309660.
At the time of last reporting, Newell William J was the CEO of Sutro Biopharma, Inc.. (stock ticker symbol STRO).
Also see all insider trading activities at Sutro Biopharma, Inc..
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | STRO | 0 | $0 | 0 | $0 | 115,375 | $0 |
| 2024 | STRO | 0 | $0 | 0 | $0 | 87,375 | $0 |
| 2023 | STRO | 0 | $0 | 0 | $0 | 63,625 | $0 |
| 2022 | STRO | 10,000 | $77,510 | 0 | $0 | 32,500 | $0 |
| 2021 | STRO | 0 | $0 | 0 | $0 | 39,003 | $0 |
| 2020 | STRO | 64,516 | $499,999 | 0 | $0 | 25,252 | $0 |
| 2019 | STRO | 0 | $0 | 0 | $0 | 25,252 | $0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-03-05 | STRO | Option Ex | 18,750 | .00 | 0 |
| 2025-03-04 | STRO | Option Ex | 31,125 | .00 | 0 |
| 2025-03-01 | STRO | Option Ex | 65,500 | .00 | 0 |
| 2024-03-05 | STRO | Option Ex | 18,750 | .00 | 0 |
| 2024-03-04 | STRO | Option Ex | 31,125 | .00 | 0 |
| 2024-03-01 | STRO | Option Ex | 23,750 | .00 | 0 |
| 2024-01-29 | STRO | Option Ex | 13,750 | .00 | 0 |
| 2023-03-03 | STRO | Option Ex | 49,875 | .00 | 0 |
| 2023-01-27 | STRO | Option Ex | 13,750 | .00 | 0 |
| 2022-03-14 | STRO | Buy | 10,000 | 7.75 | 77,510 |
| 2022-03-05 | STRO | Option Ex | 18,750 | .00 | 0 |
| 2022-01-29 | STRO | Option Ex | 13,750 | .00 | 0 |
| 2021-09-24 | STRO | Option Ex | 25,253 | .00 | 0 |
| 2021-01-29 | STRO | Option Ex | 13,750 | .00 | 0 |
| 2020-09-25 | STRO | Option Ex | 25,252 | .00 | 0 |
| 2020-05-14 | STRO | Buy | 64,516 | 7.75 | 499,999 |
| 2019-09-26 | STRO | Option Ex | 25,252 | .00 | 0 |
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 Newell William J (CEO of Sutro Biopharma, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.