Steel Dynamics (STLD) Form 4 shows RSU grant and tax withholding

Rhea-AI Filing Summary

Steel Dynamics (STLD) vice president Matthew Lane Bell reported equity compensation and related share movements. On 11/21/2025, he received 341 restricted stock units for no cash consideration under the company’s equity incentive plan. These units are subject to a two-year vesting period, after which they settle in the same number of Steel Dynamics common shares.

On the same date, 67 shares of common stock were disposed of back to the issuer to cover taxes due upon vesting of previously granted restricted stock units, at a reported price of $153.11 per share. After these transactions, Bell beneficially owned 757 shares directly and 17 shares indirectly through a Roth IRA.

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

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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^*

Bell Matthew Lane

(Last) (First) (Middle)

7575 W. JEFFERSON BLVD

(Street)

FORT WAYNE IN 46804

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
STEEL DYNAMICS INC [ STLD ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
11/21/2025

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	11/21/2025		A		341(1)	A	$0	757	D
Common Stock	11/21/2025		F		67(2)	D	$153.11	690	D
Common Stock								17	I	By Roth 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

Explanation of Responses:

1. Represents grant of restricted stock units equal to the same number of underlying shares, received as an award under the Issuer's equity incentive plan, for no consideration, and exempt from Section 16(b) by virtue of Rule 16b-3(d)(1) and (3). The restricted stock units are subject to a two year vesting requirement, following which settlement is to be made solely in the same number of shares of the Issuer's common stock shown in Column 4.

2. Represents disposition to issuer to cover taxes payable upon vesting of previously issued and reported restricted stock units, exempt pursuant to Rule 16b-3.

	/s/ Matthew Lane Bell	11/25/2025
	** 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 did Steel Dynamics (STLD) disclose in this Form 4 filing?

The filing shows that Vice President Matthew Lane Bell received 341 restricted stock units under Steel Dynamics’ equity incentive plan and had 67 shares withheld to cover taxes on previously vested units.

How many Steel Dynamics (STLD) RSUs were granted to the reporting person?

The vice president was granted 341 restricted stock units, with settlement to be made solely in 341 shares of Steel Dynamics common stock after a two-year vesting period.

Why were 67 Steel Dynamics (STLD) shares disposed of in this Form 4?

The 67 shares were disposed of to the issuer solely to cover taxes payable upon vesting of previously issued and reported restricted stock units, as explained in the filing.

What price was used for the 67 Steel Dynamics (STLD) shares withheld for taxes?

The 67 shares disposed of to cover taxes were reported at a price of $153.11 per share.

How many Steel Dynamics (STLD) shares does the reporting person own after these transactions?

After the reported transactions, the vice president beneficially owned 757 shares of Steel Dynamics common stock directly and 17 shares indirectly through a Roth IRA.

What is the vesting schedule for the newly granted Steel Dynamics (STLD) restricted stock units?

The 341 restricted stock units are subject to a two-year vesting requirement, after which they settle in the same number of shares of Steel Dynamics common stock.