[Form 4] Pulmonx Corporation Insider Trading Activity

Rhea-AI Filing Summary

Mehul Joshi, Chief Financial Officer and Principal Accounting Officer of Pulmonx Corporation (LUNG), reported two share dispositions on 09/02/2025 tied to tax withholding for vested restricted stock units (RSUs). The Form 4 shows sales of 4,271 shares at $1.60 per share to cover tax withholding for RSUs granted May 6, 2024, and sales of 3,665 shares at $1.60 per share to cover tax withholding for RSUs granted March 3, 2025.

Following these transactions the filing reports beneficial ownership amounts of 212,154 shares and 208,489 shares respectively; the filing also discloses the reporting person purchased 2,500 shares under the issuers 2020 Employee Stock Purchase Plan on August 15, 2025. The Form 4 was signed by an attorney-in-fact on behalf of Mr. Joshi.

Insights

Securities Analyst

TL;DR: Routine insider sales to satisfy tax withholding for vested RSUs; transactions are small relative to company capitalization.

The reported transactions are labeled as sales to cover tax withholding obligations following RSU vesting and were executed at $1.60 per share. Such sell-to-cover transactions are common and do not indicate discretionary selling for cash needs or signaling of new material information. The filing also shows a small ESPP purchase of 2,500 shares on August 15, 2025, which demonstrates continued participation in employee stock plans.

Corporate Governance Expert

TL;DR: Disclosure complies with Section 16 reporting; no governance red flags evident from the Form 4 entries.

The Form 4 identifies the reporting persons role as Chief Financial Officer and Principal Accounting Officer and reports the transactions with clear explanations tying sales to tax withholding for vested RSUs. The presence of an attorney-in-fact signature is acceptable under procedural norms. There is no indication of unusual timing or pattern that would raise governance concerns based solely on this filing.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
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hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Joshi Mehul

(Last) (First) (Middle)

C/O PULMONX CORPORATION

700 CHESAPEAKE DRIVE

(Street)

REDWOOD CITY CA 94063

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Pulmonx Corp [ LUNG ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Financial Officer & PAO

3. Date of Earliest Transaction (Month/Day/Year)
09/02/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	09/02/2025		S(1)		4,271	D	$1.6	212,154(2)	D
Common Stock	09/02/2025		S(3)		3,665	D	$1.6	208,489	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. 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 May 6, 2024.

2. Includes 2,500 shares acquired by the Reporting Person under the Issuer's 2020 Employee Stock Purchase Plan on August 15, 2025.

3. These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of the RSUs granted on March 3, 2025.

	/s/ David Aaron Lehman, Attorney-in-Fact	09/03/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What transactions did Pulmonx (LUNG) insider Mehul Joshi report on the Form 4?

The Form 4 reports two sales on 09/02/2025: 4,271 shares at $1.60 and 3,665 shares at $1.60, both to cover tax withholding for vested RSUs.

What is Mehul Joshis relationship to Pulmonx (LUNG)?

The filing identifies Mehul Joshi as the companys Chief Financial Officer and Principal Accounting Officer.

How many shares did the reporting person own after the reported transactions?

The Form 4 shows beneficial ownership figures of 212,154 shares and 208,489 shares following the respective reported transactions.

Did the reporting person make any purchases reported on the Form 4?

Yes. The filing discloses acquisition of 2,500 shares under the issuers 2020 Employee Stock Purchase Plan on August 15, 2025.

Were the sales explained in the Form 4?

Yes. The filing states the shares were sold to cover tax withholding obligations related to RSUs that vested on May 6, 2024 and March 3, 2025.