T1 Energy (TE) officer and director converts 250,000 RSUs to stock

Rhea-AI Filing Summary

T1 Energy Inc. reported that a director and Chief Strategy Officer exercised and settled restricted stock units into common shares. On December 23, 2025, 250,000 RSUs, originally granted on December 23, 2024, fully vested and were net settled into 250,000 shares of common stock. Following this transaction, the insider beneficially owns 381,800 shares of common stock, combining previously reported holdings with the newly issued shares. The filing indicates the transaction used transaction code M, which typically reflects the exercise or conversion of a derivative security.

Insider Trade Summary

250,000 shares exercised/converted

Mixed 2 txns

Insider Lin Mingxing

Role Chief Strategy Officer

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units (RSUs)	250,000	$0.00	--
Exercise	Common Stock	250,000	$0.00	--

Holdings After Transaction: Restricted Stock Units (RSUs) — 0 shares (Direct); Common Stock — 381,800 shares (Direct)

Footnotes (1)

1. This transaction represents the net settlement of restricted stock units ("RSUs") in shares of Common Stock on their scheduled vesting date. The RSUs were granted on December 23, 2024 and fully vested on December 23, 2025. Each RSU represents the right to receive, at settlement, one share of Common Stock. The number of securities shown as beneficially owned following the reported transaction reflects (i) 131,800 shares of Common Stock previously reported as beneficially owned by the reporting person on the Form 3 filed on January 2, 2025, plus (ii) 250,000 shares of Common Stock issued upon vesting and net share settlement of the RSUs reported herein. The RSUs were granted pursuant to the 2021 Equity Incentive Plan (as amended and restated on April 22, 2024).

Form 4 Insider Transactions: What Each Field Means →

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).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Lin Mingxing

(Last) (First) (Middle)

1211 E 4TH ST.

(Street)

AUSTIN TX 78702

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
T1 Energy Inc. [ TE ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
12/23/2025

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

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 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	12/23/2025		M		250,000(1)	A	(1)	381,800(2)	D

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
Restricted Stock Units (RSUs)(3)	(1)	12/23/2025		M			250,000	(1)	(1)	Shares of Common Stock	250,000	(1)	0	D

Explanation of Responses:

1. This transaction represents the net settlement of restricted stock units ("RSUs") in shares of Common Stock on their scheduled vesting date. The RSUs were granted on December 23, 2024 and fully vested on December 23, 2025. Each RSU represents the right to receive, at settlement, one share of Common Stock.

2. The number of securities shown as beneficially owned following the reported transaction reflects (i) 131,800 shares of Common Stock previously reported as beneficially owned by the reporting person on the Form 3 filed on January 2, 2025, plus (ii) 250,000 shares of Common Stock issued upon vesting and net share settlement of the RSUs reported herein.

3. The RSUs were granted pursuant to the 2021 Equity Incentive Plan (as amended and restated on April 22, 2024).

Remarks:

	/s/ Michael Holland, as Attorney-in-Fact	12/29/2025
	** 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.

FAQ

What insider transaction did T1 Energy Inc. (TE) disclose in this Form 4?

The company disclosed that a director and Chief Strategy Officer settled 250,000 restricted stock units into 250,000 shares of common stock on December 23, 2025.

How many T1 Energy Inc. (TE) shares does the insider own after this transaction?

After the transaction, the reporting person beneficially owns 381,800 shares of common stock.

What was the source and vesting schedule of the RSUs at T1 Energy Inc. (TE)?

The 250,000 RSUs were granted on December 23, 2024 under the 2021 Equity Incentive Plan and fully vested on December 23, 2025.

What does transaction code M mean in the T1 Energy Inc. (TE) insider filing?

Transaction code M in the filing indicates the exercise or conversion of a derivative security, here reflecting settlement of RSUs into common stock.

What roles does the reporting person hold at T1 Energy Inc. (TE)?

The reporting person is both a Director and an Officer, serving as Chief Strategy Officer.

Under which plan were the T1 Energy Inc. (TE) RSUs granted?

The RSUs were granted pursuant to T1 Energy Inc.'s 2021 Equity Incentive Plan, as amended and restated on April 22, 2024.