InsiderTrades

GGB GERDAU S.A.

NYSE · SEC CIK 1073404 · EDGAR

Bought, last 12 months
$781.5K
1 purchases by 1 insiders
Sold, last 12 months
$5.72M
25 sales by 11 insiders
Filings on record
27
since 2026-03-24, latest 2026-09-21 16:30
Buying vs selling by month open-market trades, last 24 months
BoughtSold

Most active insiders, 12 months

InsiderTitleBoughtSold
Da Cunha Gustavo WerneckCEO, Board Member $781.5K$2.91M
Wang Chia YuanSenior management —$1.01M
Johannpeter Guilherme Chagas GerdauVice-COB of Board —$563.3K
Johannpeter Andre Bier GerdauCOB of Board of Directors —$490.0K
Lopes Rafael GamboaEVP —$263.7K
Uhlein ClemirSenior Management —$172.6K
Metz MauricioEVP —$99.8K
Japur Rafael DornelesVP, CFO, IR Off —$74.8K
Mattiello Marcos ZillesSenior Management —$53.1K
Wahrhaftig Marcos Eduardo FaracoEVP —$50.4K

Transactions 27

Type
Reset
X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
2026-09-21 16:30 2026-09-17 GGB Lopes Rafael Gamboa EVP S - Sale $5.09 -51.8K 83.4K -38% -$263.7K
2026-08-14 08:55 2026-06-08 GGB Mattiello Marcos Zilles Senior Management S - Sale $5.11 -10.4K 0 -100% -$53.1K
2026-08-12 16:46 2026-08-10 GGB Johannpeter Andre Bier Gerdau COB of Board of Directors S - Sale $4.94 -99.2K 247.4K -29% -$490.0K
2026-08-10 16:16 2026-08-06 GGB Japur Rafael Dorneles VP, CFO, IR Off S - Sale $5.10 -10.0K 87.0K -10% -$51.0K
2026-06-15 16:39 2026-06-12 GGB Da Cunha Gustavo Werneck CEO, Board Member P - Purchase $4.73 +165.2K 165.2K New +$781.5K
2026-06-03 16:54 2026-06-02 GGB Wang Chia Yuan Senior Management S - Sale $4.49 -30.9K 0 -100% -$138.9K
2026-06-03 16:27 2026-06-02 GGB Metz Mauricio EVP S - Sale $4.85 -7,000 22.5K -24% -$34.0K
2026-05-28 16:10 2026-05-26 GGB Metz Mauricio EVP S - Sale $4.70 -5,000 29.5K -14% -$23.5K
2026-05-26 16:31 2026-05-22 GGB Japur Rafael Dorneles VP, CFO, IR Off S - Sale $4.75 -5,000 97.0K -5% -$23.8K
2026-05-22 08:47 2026-05-19 GGB Peres Cesar Obino da Rosa Off S - Sale $4.60 -8,000 8 -100% -$36.8K
2026-05-15 16:41 2026-05-13 GGB Metz Mauricio EVP S - Sale $4.85 -5,000 34.5K -13% -$24.2K
2026-05-12 19:12 2026-05-08 GGB Da Cunha Gustavo Werneck CEO, Board Member A - Grant $0.00 +432.8K 432.9K +540,968% $0
2026-05-12 19:12 2026-05-08 GGB Da Cunha Gustavo Werneck CEO, Board Member S - Sale $4.87 -432.9K 0 -100% -$2.11M
2026-05-08 16:34 2026-05-05 GGB Metz Mauricio EVP S - Sale $4.69 -2,000 39.5K -5% -$9,380
2026-05-07 17:18 2026-05-05 GGB Wang Chia Yuan Senior management S - Sale $4.75 -40.0K 32.2K -55% -$190.0K
2026-05-05 16:35 2026-04-28 GGB Da Cunha Gustavo Werneck CEO, Board Member S - Sale $4.50 -88.0K 80 -100% -$396.0K
2026-05-04 16:50 2026-04-30 GGB Wang Chia Yuan Senior management S - Sale $4.54 -20.0K 72.2K -22% -$90.8K
2026-04-30 17:28 2026-04-28 GGB Wang Chia Yuan Senior Management S - Sale $4.49 -76.7K 92.2K -45% -$344.4K
2026-04-30 17:11 2026-04-28 GGB Uhlein Clemir Senior Management S - Sale $4.51 -38.3K 0 -100% -$172.6K
2026-04-30 16:57 2026-04-28 GGB Metz Mauricio EVP S - Sale $4.53 -1,000 41.5K -2% -$4,530
2026-04-14 17:08 2026-04-10 GGB Metz Mauricio EVP S - Sale $4.24 -1,000 42.5K -2% -$4,240
2026-04-14 16:50 2026-04-10 GGB Wang Chia Yuan Senior Management S - Sale $4.21 -25.0K 168.9K -13% -$105.2K
2026-04-13 16:44 2026-04-09 GGB Wahrhaftig Marcos Eduardo Faraco EVP S - Sale $4.06 -12.4K 0 -100% -$50.4K
M 2026-04-10 17:43 2026-04-08+ GGB Da Cunha Gustavo Werneck CEO, Board Member S - Sale $4.08 -100.0K 88.1K -53% -$408.5K
2026-04-10 17:00 2026-04-08 GGB Wang Chia Yuan Senior management S - Sale $4.00 -34.0K 193.9K -15% -$136.0K
A 2026-03-25 2026-03-20 GGB Johannpeter Guilherme Chagas Gerdau Vice-COB of Board S - Sale $3.29 -85.6K 0 -100% -$281.6K
2026-03-24 2026-03-20 GGB Johannpeter Guilherme Chagas Gerdau Vice-COB of Board S - Sale $3.29 -85.6K 0 -100% -$281.6K

Purchase Sale Sale after option exercise All abbreviations