UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): November 25, 2025

GRAFTECH INTERNATIONAL LTD.

(Exact Name of Registrant as Specified in its Charter)


Delaware	1-13888	27-2496053
(State or Other Jurisdiction of Incorporation)	(Commission File Number)	(IRS Employer Identification No)

982 Keynote Circle

Brooklyn Heights, OH 44131

(Address of Principal Executive Offices) (Zip Code)

(216) 676-2000

(Registrant's telephone number, including area code)

Not Applicable

(Former name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:


☐			Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐			Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐			Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐			Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:


Title of each class	Trading Symbol(s)	Name of each exchange on which registered
Common stock, $0.01 par value per share	EAF	New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐


Item 5.02			Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On November 25, 2025, each of Michel Dumas and Anthony Taccone informed GrafTech International Ltd. (the “Company”) that he was resigning from the Board of Directors of the Company effective as of the close of business on December 31, 2025. Neither Mr. Dumas' nor Mr. Taccone's decision to resign is a result of any disagreement with the Company on any matter relating to the Company’s operations, policies, or practices.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.


		GRAFTECH INTERNATIONAL LTD.


Date:	December 2, 2025	By:	/s/ Rory O'Donnell
			Rory O'Donnell
			Chief Financial Officer and Senior Vice President

GRAFTECH INTERNATIONAL LTD 8-K