Gerdau (NYSE: GGB) EVP sells 7,000 shares, retains RSU holdings

Rhea-AI Filing Summary

GERDAU S.A. executive vice president Mauricio Metz reported an open-market sale of 7,000 preferred shares on June 2, 2026 at $4.85 per share, with the price translated from Brazilian reais using a Central Bank of Brazil exchange rate.

After this sale, he directly holds 22,536 preferred shares. He also retains several blocks of restricted stock units tied to preferred shares, including 6,683 underlying shares at a $4.14 exercise price expiring February 12, 2029, plus additional RSU grants with exercise prices around $3.64–$3.88 expiring in 2027–2028.

Insider Trade Summary

Net Seller: 7,000 shares ($33,950)

Net Sell 5 txns

Insider Metz Mauricio

Role null

Sold 7,000 shs ($34K)

Type	Security	Shares	Price	Value
Sale	Preferred shares	7,000	$4.85	$34K
holding	Restricted Stock Units	--	--	--
holding	Restricted Stock Units	--	--	--
holding	Restricted Stock Units	--	--	--
holding	Restricted Stock Units	--	--	--

Holdings After Transaction: Preferred shares — 22,536 shares (Direct, null); Restricted Stock Units — 4,060 shares (Direct, null)

Footnotes (1)

1. The price is denominated in Brazilian reais and has been translated into U.S. dollars at the June 02, 2026 selling rate of R$5.0160 per US$1.00, as reported by the Central Bank of Brazil. The price is denominated in Brazilian reais and has been translated into U.S. dollars at the April 10, 2026 selling rate of R$5.0229 per US$1.00, as reported by the Central Bank of Brazil.

Key Figures

Shares sold: 7,000 shares Sale price: $4.85/share Shares held after sale: 22,536 shares +4 more

7 metrics

Shares sold 7,000 shares Open-market sale of preferred shares on June 2, 2026

Sale price $4.85/share Price for 7,000 preferred shares sold June 2, 2026

Shares held after sale 22,536 shares Direct preferred share holdings following the transaction

RSU block 1 6,683 underlying shares at $4.14 Restricted stock units, expiration February 12, 2029

RSU block 2 6,332 underlying shares at $3.64 Restricted stock units, expiration February 12, 2028

RSU block 3 32,280 underlying shares at $3.88 Restricted stock units, expiration February 22, 2027

Exchange rate R$5.0160 per US$1.00 Central Bank of Brazil selling rate on June 2, 2026

Key Terms

Restricted Stock Units, Preferred shares, open-market sale, exercise price, +1 more

5 terms

Restricted Stock Units financial

"security_title: "Restricted Stock Units" and derivative positions retained after sale"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Preferred shares financial

"security_title: "Preferred shares" for the 7,000-share open-market sale"

Preferred shares are a type of investment that gives investors priority over common shareholders when it comes to receiving dividends and getting their money back if a company is sold or liquidated. Think of them as a safer, more predictable way to earn income from a company's profits, similar to a fixed-return investment, but without voting rights. This makes preferred shares appealing to those seeking stable income with a higher claim on assets than regular stockholders.

open-market sale financial

"transaction_action: "open-market sale" for the 7,000 preferred shares"

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

exercise price financial

"exercisePrice values of $4.14, $3.64 and $3.88 for RSU grants"

The exercise price is the fixed amount at which you can buy or sell an asset, like a stock, when using an options contract. It matters because it helps determine whether exercising the option will be profitable or not, depending on the current market price. Think of it as the set price you agree on today to buy or sell later.

Central Bank of Brazil financial

"footnote citing the selling rate reported by the Central Bank of Brazil"

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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
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^*

Metz Mauricio

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

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

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

2a. Foreign Trading Symbol
[GGBR]

3. Date of Earliest Transaction (Month/Day/Year)
06/02/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

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

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
Preferred shares	06/02/2026		S		7,000	D	$4.85(1)	22,536	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	$3.88(2)							02/12/2027	02/12/2027	Preferred shares	4,060		4,060	D
Restricted Stock Units	$3.88(2)							02/22/2027	02/22/2027	Preferred shares	32,280		32,280	D
Restricted Stock Units	$3.64(2)							02/12/2028	02/12/2028	Preferred shares	6,332		6,332	D
Restricted Stock Units	$4.14(2)							02/12/2029	02/12/2029	Preferred shares	6,683		6,683	D

Explanation of Responses:

1. The price is denominated in Brazilian reais and has been translated into U.S. dollars at the June 02, 2026 selling rate of R$5.0160 per US$1.00, as reported by the Central Bank of Brazil.

2. The price is denominated in Brazilian reais and has been translated into U.S. dollars at the April 10, 2026 selling rate of R$5.0229 per US$1.00, as reported by the Central Bank of Brazil.

	/s/ Mauricio Metz	06/03/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did GERDAU S.A. (GGB) report for Mauricio Metz?

GERDAU S.A. reported that executive vice president Mauricio Metz sold 7,000 preferred shares. The open-market transaction occurred on June 2, 2026 at $4.85 per share, reducing his direct holdings but leaving him with a substantial remaining stake.

At what price did Mauricio Metz sell GERDAU (GGB) preferred shares?

Mauricio Metz sold GERDAU preferred shares at $4.85 per share. The price was originally denominated in Brazilian reais and translated into U.S. dollars using a June 2, 2026 Central Bank of Brazil exchange rate, as noted in the filing footnotes.

How many GERDAU (GGB) preferred shares does Mauricio Metz hold after the sale?

After the sale, Mauricio Metz directly holds 22,536 preferred shares of GERDAU S.A. This post-transaction figure reflects his remaining non-derivative position following the open-market sale of 7,000 preferred shares reported in the Form 4.

What restricted stock units does Mauricio Metz retain in GERDAU (GGB)?

Metz retains multiple restricted stock unit positions linked to GERDAU preferred shares. These include 6,683 underlying shares at a $4.14 exercise price expiring February 12, 2029, along with additional RSUs at exercise prices near $3.64–$3.88 expiring across 2027 and 2028.

Was the GERDAU (GGB) insider transaction a buy or sell?

The primary insider transaction reported for Mauricio Metz was a sale. He conducted an open-market sale of 7,000 preferred shares, while the remaining derivative entries in the filing describe ongoing restricted stock unit holdings rather than new purchases.

How is the GERDAU (GGB) share price in the insider sale converted to U.S. dollars?

The reported $4.85 sale price reflects a conversion from Brazilian reais. The filing explains that the original local-currency price was translated using the June 2, 2026 selling rate of R$5.0160 per US$1.00 from the Central Bank of Brazil.