- Corporate Officers - W
- Williamson Steven S.
Insider Trading History of Williamson Steven S.
The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Williamson Steven S. since 2021.
This trader's CIK number is 1478582.
At the time of last reporting, Williamson Steven S. was the PRESIDENT AND CEO of Pulmonx Corp. (stock ticker symbol LUNG).
Also see all insider trading activities at Pulmonx Corp.
Note that in the past
Williamson Steven S. also reported insider trading activities as an insider of the following companies:
Yearly summary of insider trading at Outset Medical, Inc. (OM) by Williamson Steven S.
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2024 | OM | 0 | $0 | 10,551 | $51,928 | 0 | $0 |
| 2023 | OM | 0 | $0 | 17,982 | $330,223 | 0 | $0 |
| 2022 | OM | 0 | $0 | 9,124 | $218,067 | 0 | $0 |
| 2021 | OM | 0 | $0 | 2,467 | $127,519 | 0 | $0 |
Yearly summary of insider trading at Pulmonx Corp (LUNG) by Williamson Steven S.
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2025 | LUNG | 0 | $0 | 47,260 | $244,193 | 0 | $0 |
| 2024 | LUNG | 14,245 | $97,435 | 0 | $0 | 0 | $0 |
Insider trading activities at 2 companies by Williamson Steven S.:
1. Outset Medical, Inc. (OM)
2. Pulmonx Corp (LUNG)
Table 1. Insider trading of Outset Medical, Inc. (OM) by Williamson Steven S.
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2024-02-15 | OM | Sale | 2,500 | 3.57 | 8,925 |
| 2024-01-16 | OM | Sale | 996 | 4.29 | 4,272 |
| 2024-01-08 | OM | Sale | 7,055 | 5.49 | 38,731 |
| 2023-11-16 | OM | Sale | 3,584 | 4.76 | 17,059 |
| 2023-05-16 | OM | Sale | 681 | 19.91 | 13,558 |
| 2023-05-08 | OM | Sale | 10,000 | 19.83 | 198,299 |
| 2023-02-16 | OM | Sale | 694 | 24.36 | 16,905 |
| 2023-01-27 | OM | Sale | 3,023 | 27.92 | 84,402 |
| 2022-11-16 | OM | Sale | 3,422 | 19.29 | 66,010 |
| 2022-11-16 | OM | Sale | 3,422 | 19.29 | 66,010 |
| 2022-01-25 | OM | Sale | 2,280 | 37.74 | 86,047 |
| 2021-11-16 | OM | Sale | 2,467 | 51.69 | 127,519 |
Table 2. Insider trading of Pulmonx Corp (LUNG) by Williamson Steven S.
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2025-09-02 | LUNG | Sale | 9,648 | 1.60 | 15,436 |
| 2025-06-02 | LUNG | Sale | 9,923 | 3.13 | 31,058 |
| 2025-03-03 | LUNG | Sale | 27,689 | 7.14 | 197,699 |
| 2024-08-20 | LUNG | Buy | 14,245 | 6.84 | 97,435 |
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 Williamson Steven S.
(PRESIDENT AND CEO of Pulmonx Corp at the time of this reporting) see
the Securities and Exchange Commission (SEC) website.