Gerdau officer reports holdings in initial Form 3

GERDAU S.A. officer Silva Wendel Gomes da has filed an initial Form 3 showing existing equity holdings in the company.

Rhea-AI Filing Summary

GERDAU S.A. officer Silva Wendel Gomes da has filed an initial Form 3 showing existing equity holdings in the company. The filing lists direct ownership of 125,549 preferred shares. It also reports several restricted stock unit (RSU) awards tied to preferred shares.

These RSUs are linked to 3,198 and 20,308 underlying preferred shares with exercise prices of R$19.5000, vesting on February 12, 2027 and February 22, 2027. Additional RSUs cover 3,879 preferred shares at R$18.3200 vesting on February 12, 2028, and 4,038 preferred shares at R$20.8300 vesting on February 12, 2029. The entry reflects holdings rather than new market purchases or sales.

Insider Trade Summary

5 transactions reported

Mixed 5 txns

Insider Silva Wendel Gomes da

Role Officer

Type	Security	Shares	Price	Value
holding	Restricted Stock Units	--	--	--
holding	Restricted Stock Units	--	--	--
holding	Restricted Stock Units	--	--	--
holding	Restricted Stock Units	--	--	--
holding	Preferred shares	--	--	--

Holdings After Transaction: Restricted Stock Units — 31,423 contracts (Direct); Preferred shares — 125,549 shares (Direct)

Footnotes (4)

1. F1. Restricted stock units vest on February 12, 2027. Exercise price denominated in Brazilian reais (R$).
2. F2. Restricted stock units vest on February 22, 2027. Exercise price denominated in Brazilian reais (R$).
3. F3. Restricted stock units vest on February 12, 2028. Exercise price denominated in Brazilian reais (R$).
4. F4. Restricted stock units vest on February 12, 2029. Exercise price denominated in Brazilian reais (R$).

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the Gerdau (GGB) Form 3 filing for Silva Wendel Gomes da show?

The Form 3 shows existing holdings, not new trades. It reports 125,549 preferred shares directly owned plus multiple restricted stock unit awards on preferred shares that vest between 2027 and 2029 at exercise prices stated in Brazilian reais.

How many Gerdau (GGB) preferred shares does Silva Wendel Gomes da directly own?

The filing reports direct ownership of 125,549 preferred shares. This is separate from the restricted stock units listed, which represent additional potential preferred share exposure that depends on future vesting and exercise conditions being satisfied.

What restricted stock units are reported in the Gerdau (GGB) Form 3?

The Form 3 lists restricted stock units tied to 3,198, 20,308, 3,879 and 4,038 underlying preferred shares. Each award has its own exercise price in Brazilian reais and specific vesting dates between February 2027 and February 2029.

When do Silva Wendel Gomes da’s Gerdau (GGB) RSUs vest?

The RSUs vest on four dates: February 12, 2027; February 22, 2027; February 12, 2028; and February 12, 2029. Each vesting date corresponds to a specific RSU grant with its own exercise price in Brazilian reais.

In what currency are the Gerdau (GGB) RSU exercise prices denominated?

The footnotes state that all listed RSU exercise prices are denominated in Brazilian reais (R$). Values include R$19.5000, R$18.3200 and R$20.8300, tied to different RSU awards on preferred shares with distinct vesting dates.

Does the Gerdau (GGB) Form 3 indicate insider buying or selling activity?

The Form 3 reflects holdings rather than active buying or selling. It lists existing preferred share ownership and outstanding restricted stock units, without showing open-market purchase or sale transactions or any net buy or sell direction.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/18/2026 - 09:13 PM Learn about SEC filing dates

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

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Silva Wendel Gomes da

(Last) (First) (Middle)

AVENUE DOUTORA RUTH DE CARDOSO, 8501

8TH FLOOR, PINHEIROS

(Street)

SAO PAULO SAO PAULO 05425-070

(City) (State) (Zip)

BRAZIL

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/17/2026

3. Issuer Name and Ticker or Trading Symbol
GERDAU S.A. [ GGB ]

3a. Foreign Trading Symbol
[GGBR]

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)
	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)
Preferred shares	125,549	D

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
Restricted Stock Units	(1)	02/12/2027	Preferred shares	3,198	$19.5	D
Restricted Stock Units	(2)	02/22/2027	Preferred shares	20,308	$19.5	D
Restricted Stock Units	(3)	02/12/2028	Preferred shares	3,879	$18.32	D
Restricted Stock Units	(4)	02/12/2029	Preferred shares	4,038	$20.83	D

Explanation of Responses:

1. Restricted stock units vest on February 12, 2027. Exercise price denominated in Brazilian reais (R$).

2. Restricted stock units vest on February 22, 2027. Exercise price denominated in Brazilian reais (R$).

3. Restricted stock units vest on February 12, 2028. Exercise price denominated in Brazilian reais (R$).

4. Restricted stock units vest on February 12, 2029. Exercise price denominated in Brazilian reais (R$).

	Wendel Gomes da Silva	03/17/2026
	** 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)