Steel Dynamics Inc (STLD) COO surrenders 1,291 shares for RSU taxes

Rhea-AI Filing Summary

Steel Dynamics Inc. President and COO Barry Schneider reported a tax-related share disposition. On this Form 4, he surrendered 1,291 shares of common stock at $193.13 per share to the company to cover taxes due on previously vested restricted stock units, as noted in the footnote. After this transaction, he directly owns 231,490 common shares.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider SCHNEIDER BARRY

Role President and COO

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	1,291	$193.13	$249K

Holdings After Transaction: Common Stock — 231,490 shares (Direct)

Footnotes (1)

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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
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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^*

SCHNEIDER BARRY

(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)
	President and COO

3. Date of Earliest Transaction (Month/Day/Year)
03/02/2026

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	03/02/2026		F		1,291(1)	D	$193.13	231,490	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

Explanation of Responses:

1. 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/ Barry Schneider	03/02/2026
	** 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 STLD executive Barry Schneider report?

Barry Schneider reported a tax-withholding disposition of 1,291 Steel Dynamics common shares. The shares were surrendered to the issuer to cover taxes on previously vested restricted stock units, rather than sold on the open market, under Rule 16b-3 exemption.

At what price were Barry Schneider’s STLD shares used for tax withholding?

The 1,291 Steel Dynamics shares were valued at $193.13 per share for the tax-withholding transaction. This value reflects the price used to calculate the number of shares needed to satisfy the tax liability on vested restricted stock units.

How many STLD shares does Barry Schneider own after this Form 4 transaction?

After the tax-withholding disposition, Barry Schneider directly owns 231,490 Steel Dynamics common shares. This figure reflects his remaining direct ownership following the surrender of 1,291 shares to the issuer to satisfy associated tax obligations from restricted stock unit vesting.

Was Barry Schneider’s STLD Form 4 transaction an open-market sale?

No, the Form 4 indicates a disposition to the issuer, not an open-market sale. The transaction was to cover taxes due upon vesting of previously issued restricted stock units and is characterized as exempt under Rule 16b-3 for tax-withholding purposes.

What does transaction code F mean in Barry Schneider’s STLD Form 4?

Transaction code F indicates a disposition to pay tax or exercise costs by delivering securities. In this case, 1,291 Steel Dynamics shares were surrendered to cover tax liabilities arising from the vesting of restricted stock units, rather than being sold on the market.