David M. Maley - 01 Jul 2025 Form 4 Insider Report for ClearSign Technologies Corp (CLIR)

Reporting relationship: Director
Issuer ticker: CLIR
Reported as of: 01 Jul 2025
Net transaction value: $0
SEC form: 4
Accepted by SEC: 03 Jul 2025, 18:51:19 UTC
Prior SEC filing: 03 Apr 2025
Source filing: View source filing
Reporting owner signature: /s/ David M. Maley

Key filing fact

David M. Maley filed Form 4 for ClearSign Technologies Corp (CLIR) on 03 Jul 2025.

Key facts

This page summarizes David M. Maley's Form 4 filing for ClearSign Technologies Corp (CLIR).
1 reported transaction and 1 derivative row are listed below.
Accepted by SEC: 03 Jul 2025, 18:51.

Change

Previous filing in this sequence was filed on 03 Apr 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 0002021245 Primary reporting owner

Maley David M

Relationship: Director
Address: 8023 E. 63RD PLACE, SUITE 101, TULSA
Signature: /s/ David M. Maley
Signature date: 03 Jul 2025

Reported derivative securities

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

CLIR transaction Derivative

Restricted Stock Units

Award

Transaction value: $0
Shares: +9,452
Change %: +9.8%
Price: $0.000000
Shares after: 105,443
Date: 01 Jul 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 9,452
Exercise price
Footnotes: F1, F2

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

As compensation for services as a non-executive director during the quarter ending September 30, 2025, the reporting person was granted restricted stock units ("RSUs") under the ClearSign Technologies Corporation 2021 Equity Incentive Plan, pro-rated for the period beginning on July 1, 2025 and ending on July 25, 2025, the reporting person's last day of service as a non-executive director, and each RSU represents a right to receive one share of common stock or the cash equivalent thereof.

Footnote F2

The RSUs will vest upon the first to occur of: (1) a Change in Control (as defined in the applicable RSU award agreement), (2) the reporting person's Disability (as defined in the applicable RSU award agreement); (3) the reporting person's death; or (4) the reporting person's separation from service.