Key facts
- This page summarizes Steven S. Williamson's Form 4 filing for Pulmonx Corp (LUNG).
- 3 reported transactions and 1 derivative row are listed below.
- Accepted by SEC: 05 Mar 2025, 18:09.
Steven S. Williamson - 03 Mar 2025 Form 4 Insider Report for Pulmonx Corp (LUNG)
- Reporting relationship
- PRESIDENT AND CEO, Director
- Issuer ticker
- LUNG
- Reported as of
- 03 Mar 2025
- Net transaction value
- -$197,699
- SEC form
- 4
- Accepted by SEC
- 05 Mar 2025, 18:09:24 UTC
- Prior SEC filing
- 22 Aug 2024
- Next SEC filing
- 04 Jun 2025
- Source filing
- View source filing
- Reporting owner signature
- /s/ David Aaron Lehman, Attorney-in-Fact
Source evidence
Original filing metadata and source links for verification.
5 source fields
Reporting owner
1 detail
Key filing fact
Steven S. Williamson filed Form 4 for Pulmonx Corp (LUNG) on 05 Mar 2025.
Change
- Previous filing in this sequence was filed on 22 Aug 2024.
- Current net transaction value: -$197,699.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
LUNG
transaction
Common Stock
Sale
- Transaction value
- $197,699
- Shares
- -27,689
- Change %
- -12%
- Price
- $7.14
- Shares after
- 194,342
- Date
- 03 Mar 2025
- Ownership
- Direct
- Footnotes
- F1, F2
LUNG
transaction
Common Stock
Award
- Transaction value
- $0
- Shares
- +181,696
- Change %
- +93%
- Price
- $0.000000
- Shares after
- 376,038
- Date
- 03 Mar 2025
- Ownership
- Direct
- Footnotes
- F3
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
LUNG
transaction
Derivative
Employee Stock Option (right to buy)
Award
- Transaction value
- $0
- Shares
- +128,395
- Change %
- Price
- $0.000000
- Shares after
- 128,395
- Date
- 03 Mar 2025
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 128,395
- Exercise price
- $8.29
- Footnotes
- F4
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 4 footnotes
Footnote F1
These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of the Restricted Stock Units (the "RSUs") granted on March 15, 2024.
Footnote F2
Includes 2,500 shares acquired by the reporting person under the Issuer's 2020 Employee Stock Purchase Plan on February 21, 2025.
Footnote F3
Represents grant of RSUs payable solely in common stock of the Issuer that vest in equal quarterly installments over the four-year period from the grant date of March 3, 2025.
Footnote F4
The shares subject to the option vest in 48 equal monthly installments from the grant date on March 3, 2025.