Steven S. Williamson
PRESIDENT AND CEO at Pulmonx Corporation
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 3 years
- Director since
- 2024
3 years of board service in total across 1 board, counting each seat separately. Longest: Pulmonx Corporation, 2 years.
Chief executive roles
Outstanding · grade A
Out of 100, from shareholder return, dividends, growth and acquisitions.
Partial: only 20% of the scoring weight is on file.
- Revenue growth 20%
- 89
14.8% a year in revenue
20% of the scoring weight is on file. Figures cover December 2023 – December 2025.
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
Pulmonx Corporation May 22, 202573.8%
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Sep 2, 2025 | Pulmonx Corporation | Open-market sale | −5,118 | $1.60 | $8,189 |
| Sep 2, 2025 | Pulmonx Corporation | Open-market sale | −4,530 | $1.60 | $7,248 |
| Jun 2, 2025 | Pulmonx Corporation | Open-market sale | −5,262 | $3.13 | $16,470 |
| Jun 2, 2025 | Pulmonx Corporation | Open-market sale | −4,661 | $3.13 | $14,589 |
| Mar 3, 2025 | Pulmonx Corporation | Open-market sale | −27,689 | $7.14 | $197,699 |
| Mar 3, 2025 | Pulmonx Corporation | Grant or award | +181,696 | — | — |
| Aug 20, 2024 | Pulmonx Corporation | Open-market purchase | +14,245 | $6.84 | $97,436 |
| Mar 15, 2024 | Pulmonx Corporation | Grant or award | +205,286 | — | — |
| Feb 15, 2024 | Outset Medical Inc. | Open-market sale | −2,500 | $3.57 | $8,925 |
| Jan 16, 2024 | Outset Medical Inc. | Open-market sale | −996 | $4.29 | $4,273 |
| Jan 12, 2024 | Outset Medical Inc. | Grant or award | +112,000 | — | — |
| Jan 12, 2024 | Outset Medical Inc. | Grant or award | +100,000 | — | — |
| Jan 12, 2024 | Outset Medical Inc. | Grant or award | +5,904 | — | — |
| Jan 8, 2024 | Outset Medical Inc. | Open-market sale | −7,055 | $5.49 | $38,732 |
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