Gill Todd Silva - 23 Apr 2026 Form 4 Insider Report for ClearSign Technologies Corp (CLIR)

Reporting relationship: Director
Issuer ticker: CLIR
Reported as of: 23 Apr 2026
Net transaction value: +$10,569
SEC form: 4
Accepted by SEC: 27 Apr 2026, 20:00:12 UTC
Prior SEC filing: 02 Apr 2026
Next SEC filing: 02 Jul 2026
Source filing: View source filing
Reporting owner signature: /s/ G. Todd Silva

Key filing fact

Gill Todd Silva filed Form 4 for ClearSign Technologies Corp (CLIR) on 27 Apr 2026.

Key facts

This page summarizes Gill Todd Silva's Form 4 filing for ClearSign Technologies Corp (CLIR).
2 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 27 Apr 2026, 20:00.

Change

Previous filing in this sequence was filed on 02 Apr 2026.
Current net transaction value: +$10,569.

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 0002028266 Primary reporting owner

Silva Gil Todd

Relationship: Director
Address: 8023 E. 63RD PLACE, SUITE 101, TULSA
Signature: /s/ G. Todd Silva
Signature date: 27 Apr 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

CLIR transaction

Common Stock

Purchase

Transaction value: $5,319
Shares: +1,000
Change %: +25%
Price: $5.32
Shares after: 5,000
Date: 23 Apr 2026
Ownership: Direct
Footnotes: F1

CLIR transaction

Common Stock

Purchase

Transaction value: $5,250
Shares: +1,000
Change %: +20%
Price: $5.25
Shares after: 6,000
Date: 23 Apr 2026
Ownership: Direct
Footnotes: F1

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

Represents the reporting person's two separate, open-market purchases of 1,000 shares of common stock of the issuer on April 23, 2026, at a price of $5.319 and $5.25 per share, respectively.