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

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1. Name and Address of Reporting Person* CARLSON CAPITAL L P (Last) (First) (Middle) 2100 MCKINNEY AVE STE 1800 (Street) DALLAS TX 75201 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 10/13/2022	3. Issuer Name and Ticker or Trading Symbol Glatfelter Corp [ GLT ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)	5. 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 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)
Common Stock, par value $0.01 per share (the "Common Stock")	5,365,000	I	See footnotes(1)(2)

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
Stock Option (right to buy)	(3)	01/20/2023	Common Stock	50,000	$2.5	I	See footnotes(1)(3)

1. Name and Address of Reporting Person* CARLSON CAPITAL L P (Last) (First) (Middle) 2100 MCKINNEY AVE STE 1800 (Street) DALLAS TX 75201 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Double Black Diamond Offshore Ltd (Last) (First) (Middle) 2100 MCKINNEY AVENUE STE 1800 (Street) DALLAS TX 75201 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Black Diamond Arbitrage Offshore Ltd. (Last) (First) (Middle) 2100 MCKINNEY AVENUE STE 1800 (Street) DALLAS TX 75201 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Delaware Domiciled Single Investor Limited Partnership - 101 (Last) (First) (Middle) 2100 MCKINNEY AVENUE STE 1800 (Street) DALLAS TX 75201 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Asgard Investment Corp. II (Last) (First) (Middle) 2100 MCKINNEY AVENUE STE 1800 (Street) DALLAS TX 75201 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Carlson Clint Duane (Last) (First) (Middle) 2100 MCKINNEY AVENUE STE 1800 (Street) DALLAS TX 75201 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

Explanation of Responses:

1. The shares of Common Stock to which this relates are held directly by Double Black Diamond Offshore Ltd., a Cayman Islands exempted company ("Double Offshore"), Black Diamond Arbitrage Offshore Ltd., a Cayman Islands exempted company ("Arbitrage") and Delaware Domiciled Single Investor Limited Partnership - 101, a Delaware limited partnership ("Single Investor Limited," together with Double Offshore and Arbitrage, the "Funds").

2. Carlson Capital, L.P., a Delaware limited partnership ("Carlson Capital") serves as the investment manager to, and has the power to direct the affairs of, the Funds. Asgard Investment Corp. II, a Delaware corporation ("Asgard II") serves as the general partner of, and has the power to direct the affairs of, Carlson Capital. Mr. Clint D. Carlson, a U.S. citizen, serves as the president of, and has the power to direct the affairs of, Asgard II and Carlson Capital. Each of the reporting persons disclaims beneficial ownership of the securities to which this Form 3 relates for the purposes of Section 16 of the Securities and Exchange Act of 1934, as amended, except as to such extent of the reporting person's pecuniary interest in the securities.

3. The stock option is exercisable at any time before and including on the day of its expiration.

Remarks:

Exhibit 24 Power of Attorney for Carlson Capital, L.P. Power of Attorney for Double Black Diamond Offshore Ltd., Power of Attorney for Black Diamond Arbitrage Offshore Ltd. Power of Attorney for Delaware Domiciled Single Investor Limited Partnership - 101 Power of Attorney for Asgard Investment Corp. II Power of Attorney for Clint D. Carlson

	Carlson Capital, L.P., By: /s/ Clint D. Carlson, Title: President	10/21/2022
	Double Black Diamond Offshore Ltd., By its general partner Asgard II, By: /s/ Clint D. Carlson, Title: President	10/21/2022
	Black Diamond Arbitrage Offshore Ltd., By its investment manager Carlson Capital, L.P., By its general partner Asgard II, By: /s/ Clint D. Carlson, Title: President	10/21/2022
	Delaware Domiciled Single Investor Limited Partnership - 101, By its investment manager Carlson Capital, L.P., By its general partner Asgard II, By: /s/ Clint D. Carlson, Title: President	10/21/2022
	Asgard Investment Corp. II, By: /s/ Clint D. Carlson, Title: President	10/21/2022
	/s/ Clint D. Carlson	10/21/2022
	** 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).
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