ClearSign director files initial ownership report

ClearSign Technologies Corp filed an initial beneficial ownership report for Larry Michael Saddler, who is identified as a director of the company.

Rhea-AI Filing Summary

ClearSign Technologies Corp filed an initial beneficial ownership report for Larry Michael Saddler, who is identified as a director of the company. The filing lists no reportable transactions, no derivative positions, and no holdings entries, indicating no equity ownership is being reported at this time.

Key Terms

reporting person, ten percent owner, Form 3

3 terms

reporting person regulatory

"The filing lists the reporting person as Larry Michael Saddler."

ten percent owner regulatory

"The director is flagged as not being a ten percent owner."

Form 3 regulatory

"This initial statement of beneficial ownership is filed on Form 3."

Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the ClearSign Technologies (CLIR) Form 3 filing report for Larry Michael Saddler?

It reports that Larry Michael Saddler is a director of ClearSign Technologies Corp and provides his initial beneficial ownership statement, with no transactions or holdings entries

Does the CLIR Form 3 show any ClearSign Technologies stock owned by Larry Michael Saddler?

No, the Form 3 lists zero holding entriesno equity ownership is reported

Are there any buy or sell transactions in the ClearSign Technologies (CLIR) Form 3 for Saddler?

No. The transaction summary shows 0 buy0 sellno trading activity

What insider role is disclosed in the ClearSign Technologies (CLIR) Form 3?

The Form 3 identifies Larry Michael Saddler as a directornot

Does the CLIR Form 3 indicate a Rule 10b5-1 trading plan for Saddler?

No. The filing-level 10b5-1 field is null, and with no reported transactions, there is no indication here that any trading occurred under a Rule 10b5-1 plan.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 08/11/2026 - 06:00 PM Accepted by SEC EDGAR 08/11/2026 - 06:00 PM Learn about SEC filing dates

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Saddler Larry Michael

(Last) (First) (Middle)

8023 E. 63RD PLACE, SUITE 101

(Street)

TULSA OKLAHOMA 74133

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
08/06/2026

3. Issuer Name and Ticker or Trading Symbol
ClearSign Technologies Corp [ CLIR ]

3a. Foreign Trading Symbol

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

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

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

No securities are beneficially owned.

	/s/ Larry M. Saddler	08/11/2026
	** 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 5 (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.
* Form 3: SEC 1473 (03-26)