Thomas Zindrick - 01 Sep 2025 Form 4 Insider Report for GENELUX Corp (GNLX)

Reporting relationship: President and CEO, Director
Issuer ticker: GNLX
Reported as of: 01 Sep 2025
Net transaction value: $0
SEC form: 4
Accepted by SEC: 03 Sep 2025, 16:15:34 UTC
Prior SEC filing: 29 Aug 2025
Next SEC filing: 26 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ Thomas Zindrick

Key filing fact

Thomas Zindrick filed Form 4 for GENELUX Corp (GNLX) on 03 Sep 2025.

Key facts

This page summarizes Thomas Zindrick's Form 4 filing for GENELUX Corp (GNLX).
8 reported transactions and 8 derivative rows are listed below.
Accepted by SEC: 03 Sep 2025, 16:15.

Change

Previous filing in this sequence was filed on 29 Aug 2025.
Current net transaction value: $0.

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

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001937573 Primary reporting owner

Zindrick Thomas

Relationship: President and CEO, Director
Address: C/O GENELUX CORPORATION, 2625 TOWNSGATE ROAD, SUITE 230, WESTLAKE VILLAGE
Signature: /s/ Thomas Zindrick
Signature date: 03 Sep 2025

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

GNLX transaction Derivative

Stock Option (Right to Buy)

Disposed to Issuer

Transaction value
Shares: -925,000
Change %: -100%
Price
Shares after: 0
Date: 01 Sep 2025
Ownership: Direct
Underlying class: Common stock
Underlying amount: 925,000
Exercise price: $6.00
Footnotes: F1, F2

GNLX transaction Derivative

Stock Option (Right to Buy)

Award

Transaction value
Shares: +925,000
Change %
Price
Shares after: 925,000
Date: 01 Sep 2025
Ownership: Direct
Underlying class: Common stock
Underlying amount: 925,000
Exercise price: $3.33
Footnotes: F1, F2

GNLX transaction Derivative

Stock Option (Right to Buy)

Disposed to Issuer

Transaction value
Shares: -157,372
Change %: -100%
Price
Shares after: 0
Date: 01 Sep 2025
Ownership: Direct
Underlying class: Common stock
Underlying amount: 157,372
Exercise price: $6.00
Footnotes: F1, F2

GNLX transaction Derivative

Stock Option (Right to Buy)

Award

Transaction value
Shares: +157,372
Change %
Price
Shares after: 157,372
Date: 01 Sep 2025
Ownership: Direct
Underlying class: Common stock
Underlying amount: 157,372
Exercise price: $3.33
Footnotes: F1, F2

GNLX transaction Derivative

Stock Option (Right to Buy)

Disposed to Issuer

Transaction value
Shares: -23,568
Change %: -100%
Price
Shares after: 0
Date: 01 Sep 2025
Ownership: Direct
Underlying class: Common stock
Underlying amount: 23,568
Exercise price: $6.00
Footnotes: F1, F2

GNLX transaction Derivative

Stock Option (Right to Buy)

Award

Transaction value
Shares: +23,568
Change %
Price
Shares after: 23,568
Date: 01 Sep 2025
Ownership: Direct
Underlying class: Common stock
Underlying amount: 23,568
Exercise price: $3.33
Footnotes: F1, F2

GNLX transaction Derivative

Stock Option (Right to Buy)

Disposed to Issuer

Transaction value
Shares: -250,000
Change %: -100%
Price
Shares after: 0
Date: 01 Sep 2025
Ownership: Direct
Underlying class: Common stock
Underlying amount: 250,000
Exercise price: $22.40
Footnotes: F2, F3

GNLX transaction Derivative

Stock Option (Right to Buy)

Award

Transaction value
Shares: +250,000
Change %
Price
Shares after: 250,000
Date: 01 Sep 2025
Ownership: Direct
Underlying class: Common stock
Underlying amount: 250,000
Exercise price: $3.33
Footnotes: F2, F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

The shares subject to these options are fully vested.

Footnote F2

The transactions reported herein reflect a one-time reduction of the exercise prices of these stock options, effective September 1, 2025, to an exercise price of $3.33 per share, the price of the Issuer's common stock on September 1, 2025. There is no change to the expiration dates or the vesting schedule of the stock options.

Footnote F3

The shares subject to the option vest as follows: 25% on September 11, 2024, and the remaining shares vest in 36 equal monthly installments thereafter.