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GERDAU S.A.

GGB Net selling

CIK 0001073404 #1019 in the set updated 18 Sep 2026

Bought (120 mo)

$781.51K

out of their own pocket, the only kind of buying there is

Sold (120 mo)

$5.18M

$0.00 on a plan · $0.00 straight out of an exercise

Sold at will

$5.18M

24 of 24 sales

Net

−$4.40M

−$4.40M against sales at will

By person

10 insiders · 25 transactions

Insider

Role

Bought

Sold

Net

Holding

Worth

Change

Da Cunha Gustavo Werneck

CEO and Board Member

$781.51K (1)

$2.91M (4)

−$2.13M

—

Wang Chia Yuan

Senior Management

—

$1.01M (6)

−$1.01M

—

Johannpeter Andre Bier Gerdau

Chairman of Board of Directors

—

$490.05K (1)

−$490.05K

—

Johannpeter Guilherme Chagas Gerdau

Vice-Chairman of Board

—

$281.65K (1)

−$281.65K

—

Uhlein Clemir

Senior Management

—

$172.62K (1)

−$172.62K

—

Metz Mauricio

Executive Vice President

—

$99.85K (6)

−$99.85K

—

Japur Rafael Dorneles

VP, CFO and IR Officer

—

$74.75K (2)

−$74.75K

—

Mattiello Marcos Zilles

Senior Management

—

$53.08K (1)

−$53.08K

—

Wahrhaftig Marcos Eduardo Faraco

Executive Vice President

—

$50.42K (1)

−$50.42K

—

Peres Cesar Obino da Rosa

Officer

—

$36.80K (1)

−$36.80K

—

No percentages here. These insiders hold more than one class of share between them, and the share count on file covers one of them rather than all. Dividing the two would compare different things.

Individual transactions

Insider

Date

Role

Action

Price

Amount

Da Cunha Gustavo Werneck

12 Jun 2026

CEO and Board Member

Buy

165,224

$4.73

$781.51K

Show all 25 transactions →

What was left out

Form 4 filings counted 25

Amendments (4/A) skipped 1

Filings about a different issuer 0

Unreadable filings 0

Joint filings 0

Sales on a Rule 10b5-1 plan 0

Sales straight out of an exercise 0

Sales at will 24

Transactions with no price 0

Shares from compensation/vesting 432,774

History held since 24 Mar 2026