Key facts
- This page summarizes Joseph Cappello'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.
Joseph Cappello - 01 Sep 2025 Form 4 Insider Report for GENELUX Corp (GNLX)
- Reporting relationship
- Chief Technical Officer
- Issuer ticker
- GNLX
- Reported as of
- 01 Sep 2025
- Net transaction value
- $0
- SEC form
- 4
- Accepted by SEC
- 03 Sep 2025, 16:15:30 UTC
- Prior SEC filing
- 29 Aug 2025
- Next SEC filing
- 26 Mar 2026
- Source filing
- View source filing
- Reporting owner signature
- /s/ Thomas Zindrick, J.D. Attorney-in-Fact
Source evidence
Original filing metadata and source links for verification.
5 source fields
Reporting owner
1 detail
Key filing fact
Joseph Cappello filed Form 4 for GENELUX Corp (GNLX) on 03 Sep 2025.
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
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001939198
Primary reporting owner
Cappello Joseph
- Relationship
- Chief Technical Officer
- Address
- C/O GENELUX CORPORATION, 2625 TOWNSGATE ROAD, SUITE 230, WESTLAKE VILLAGE
- Signature
- /s/ Thomas Zindrick, J.D. Attorney-in-Fact
- 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
- -16,666
- Change %
- -100%
- Price
- Shares after
- 0
- Date
- 01 Sep 2025
- Ownership
- Direct
- Underlying class
- Common stock
- Underlying amount
- 16,666
- Exercise price
- $6.00
- Footnotes
- F1, F2
GNLX
transaction
Derivative
Stock Option (Right to Buy)
Award
- Transaction value
- Shares
- +16,666
- Change %
- Price
- Shares after
- 16,666
- Date
- 01 Sep 2025
- Ownership
- Direct
- Underlying class
- Common stock
- Underlying amount
- 16,666
- Exercise price
- $3.33
- Footnotes
- F1, F2
GNLX
transaction
Derivative
Stock Option (Right to Buy)
Disposed to Issuer
- Transaction value
- Shares
- -80,000
- Change %
- -100%
- Price
- Shares after
- 0
- Date
- 01 Sep 2025
- Ownership
- Direct
- Underlying class
- Common stock
- Underlying amount
- 80,000
- Exercise price
- $6.00
- Footnotes
- F1, F2
GNLX
transaction
Derivative
Stock Option (Right to Buy)
Award
- Transaction value
- Shares
- +80,000
- Change %
- Price
- Shares after
- 80,000
- Date
- 01 Sep 2025
- Ownership
- Direct
- Underlying class
- Common stock
- Underlying amount
- 80,000
- Exercise price
- $3.33
- Footnotes
- F1, F2
GNLX
transaction
Derivative
Stock Option (Right to Buy)
Disposed to Issuer
- Transaction value
- Shares
- -13,333
- Change %
- -100%
- Price
- Shares after
- 0
- Date
- 01 Sep 2025
- Ownership
- Direct
- Underlying class
- Common stock
- Underlying amount
- 13,333
- Exercise price
- $6.00
- Footnotes
- F1, F2
GNLX
transaction
Derivative
Stock Option (Right to Buy)
Award
- Transaction value
- Shares
- +13,333
- Change %
- Price
- Shares after
- 13,333
- Date
- 01 Sep 2025
- Ownership
- Direct
- Underlying class
- Common stock
- Underlying amount
- 13,333
- Exercise price
- $3.33
- Footnotes
- F1, F2
GNLX
transaction
Derivative
Stock Option (Right to Buy)
Disposed to Issuer
- Transaction value
- Shares
- -65,000
- Change %
- -100%
- Price
- Shares after
- 0
- Date
- 01 Sep 2025
- Ownership
- Direct
- Underlying class
- Common stock
- Underlying amount
- 65,000
- Exercise price
- $22.40
- Footnotes
- F2, F3
GNLX
transaction
Derivative
Stock Option (Right to Buy)
Award
- Transaction value
- Shares
- +65,000
- Change %
- Price
- Shares after
- 65,000
- Date
- 01 Sep 2025
- Ownership
- Direct
- Underlying class
- Common stock
- Underlying amount
- 65,000
- 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.