NATIONAL STEEL CO (SID) executive Salama David Moise files initial Form 3

Rhea-AI Filing Summary

NATIONAL STEEL CO filed an initial insider ownership report for executive officer Salama David Moise. This Form 3 establishes his status as a reporting person under SEC rules. The filing lists no stock purchases, sales, or other transactions, with all transaction counts reported as zero.

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^*

Salama David Moise

(Last) (First) (Middle)

AVENIDA BRIGADEIRO FARIA LIMA, 3400

20 ANDAR

(Street)

SAO PAULO SAO PAULO 04538-132

(City) (State) (Zip)

BRAZIL

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
12/09/2025

3. Issuer Name and Ticker or Trading Symbol
NATIONAL STEEL CO [ SID ]

3a. Foreign Trading Symbol

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

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

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

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 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)

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

Explanation of Responses:

No securities are beneficially owned.

	/s/ Mayra Favero Celleguin, Attorney-in-Fact for David Moise Salama	03/18/2026
	** 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 5 (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.
* Form 3: SEC 1473 (03-26)

FAQ

What does the NATIONAL STEEL CO (SID) Form 3 filing show?

The Form 3 shows that executive officer Salama David Moise is a reporting person for NATIONAL STEEL CO. It is an initial statement of beneficial ownership and, in this case, reports no stock transactions of any type.

Who is the reporting person in the SID Form 3 filing?

The reporting person is Salama David Moise, identified as an Executive Officer of NATIONAL STEEL CO. This filing formally records his insider status for SEC reporting purposes related to the company’s securities.

Does the SID Form 3 for Salama David Moise report any stock trades?

No, the Form 3 reports no stock trades. The transaction summary shows zero buys, zero sells, zero derivative exercises, and no gifts, tax withholdings, or restructurings recorded for Salama David Moise in this filing.

What transaction counts are disclosed in the NATIONAL STEEL CO Form 3?

The transaction summary lists zero for buy, sell, acquire, dispose, and other transaction counts. It also shows zero exercise, gift, tax withholding, restructuring, and derivative transactions, indicating no activity is being reported in this initial statement.

How does the SID Form 3 describe derivative positions for the insider?

The filing’s derivative section is empty, with a derivative transaction count of zero. This means the Form 3 does not report any options, warrants, or other derivative securities transactions or remaining derivative positions for Salama David Moise in this disclosure.