ClearSign Technologies (CLIR) Form 4 ClearSign Technologies / Robert Thurston HOFFMAN Sr ownership change

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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:	3235-0287
Estimated average burden
hours per response:	0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

HOFFMAN Robert Thurston Sr

(Last) (First) (Middle)

8023 E. 63RD PLACE

SUITE 101

(Street)

TULSA OK 74133

(City) (State) (Zip)

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

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

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

3. Date of Earliest Transaction (Month/Day/Year)
02/01/2024

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

6. Individual or Joint/Group Filing (Check Applicable Line)

	Form filed by One Reporting Person
X	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock (CLIR)	02/01/2024		J(1)		1,269,705	D	$0	6,189,857	I	See Note(2)
Common Stock (CLIR)								110,519	I	IRA

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

1. Name and Address of Reporting Person^*

HOFFMAN Robert Thurston Sr

(Last) (First) (Middle)

8023 E. 63RD PLACE

SUITE 101

(Street)

TULSA OK 74133

(City) (State) (Zip)

1. Name and Address of Reporting Person^*

clirSPV LLC

(Last) (First) (Middle)

119 WARREN AVE

3RD FLOOR

(Street)

SPRING LAKE NJ 07762

(City) (State) (Zip)

1. Name and Address of Reporting Person^*

GPclirSPV LLC

(Last) (First) (Middle)

119 WARREN AVE

3RD FLOOR

(Street)

SPRING LAKE NJ 07762

(City) (State) (Zip)

1. Name and Address of Reporting Person^*

Princeton Opportunity Management LLC

(Last) (First) (Middle)

119 WARREN AVE

3RD FLOOR

(Street)

SPRING LAKE NJ 07762

(City) (State) (Zip)

Explanation of Responses:

1. Note: clirSPV LLC distributed 1,269,705 shares of ClearSign Technologies Corp. to certain of its members. To the knowledge of Mr. Hoffman, none of such members holds 5% or more of the Common Stock of ClearSign Technologies Corp. after such distribution.

2. Note: Mr. Hoffman is the managing member of GPclirSPV LLC which is the managing member of clirSPV LLC, the owner of the common stock. Mr. Hoffman disclaims beneficial ownership of these shares except to the extent of his pecuniary interest in clirSPV LLC. clirSPV LLC has distributed 1,269,705 shares of ClearSign Technologies Corp. to certain of its members pursuant to their rights to cause such distributions. clirSPV LLC has direct ownership of 6,189,857 shares of Common Stock. GPclirSPV, LLC has no direct ownership of the shares purchased and total indirect beneficial ownership of 6,189,857 shares of Common Stock. Princeton Opportunity Management LLC has no direct ownership of shares purchased and total indirect beneficial ownership of 6,189,857 shares of Common Stock

	/s/Robert T. Hoffman Sr,	02/02/2024
	/s/Robert T. Hoffman Sr. (clirSPV LLC)	02/02/2024
	/s/Robert T. Hoffman Sr. (GPclirSPV LLC)	02/02/2024
	/s/Robert T. Hoffman Sr. (Princeton Opportunity Management LLC)	02/02/2024
	** 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 4 (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.