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GGB
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Gerdau S.A.

GGB · Basic Materials · Gerdau S.A., together with its subsidiaries, operates as a steel producer company

Gerdau S.A. (GGB), in the Basic Materials sector, has 14 disclosed filings on Paydirt over the trailing twelve months from 6 corporate insiders: 1 purchase and 13 sales, 2 filed past the deadline. Filers took a median of 2 days from execution to disclosure, and the most recent trade was executed Sep 17 and filed Sep 21. The most active filer was Chia Yuan Wang with 5 filings.

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Filings, ttm
14
1 buy · 13 sells · 2 late
Traders, ttm
6
6 insiders
Volume, ttmiDollar value disclosed in the window
$6.1M
estimated for Congress, as filed for insiders
Median delay
2d
execution to disclosure
Last traded
Sep 17
Filed today
ADViAverage daily dollar volume
$87.4M
market data
Share price · 12M
$5.00 (+65.1%)
$5.15$4.07$2.99Sep 22 2025Mar 23Sep 21

Adjusted for splits and dividends.

Volume by month
$2.7M$1.3M$0Oct 2024Apr 2025Oct 2025Apr 2026Mar 2026 · sells $563KApr 2026 · sells $1.2MMay 2026 · sells $2.7MJun 2026 · buys $782KJun 2026 · sells $139KAug 2026 · sells $490KSep 2026 · sells $264K
Buys $782K Sells $5.3M

Estimated for Congress, as filed for insiders · by filing month · past 24 months

Who filed
CW Chia Yuan Wang Other 5 filings GC Gustavo Werneck Da Cunha CEO and Board Member 4 filings GJ Guilherme Chagas Gerdau Johannpeter Other 2 filings AJ Andre Bier Gerdau Johannpeter Other 1 filing RL Rafael Gamboa Lopes Other 1 filing CU Clemir Uhlein Other 1 filing
Recent filings
Rafael Gamboa LopesSALE Other $264K
51,800 sh × $5.09
Exec Sep 17
Filed Sep 21 · 4:30 PM ET
Andre Bier Gerdau JohannpeterSALE Other $490K
99,200 sh × $4.94
Exec Aug 10
Filed Aug 12 · 4:46 PM ET
Gustavo Werneck Da CunhaPURCHASE CEO and Board Member $782K
165,224 sh × $4.73
Exec Jun 12
Filed Jun 15 · 4:39 PM ET
Chia Yuan WangSALE Other $139K
30,935 sh × $4.49
Exec Jun 2
Filed Jun 3 · 5:30 PM ET
Gustavo Werneck Da CunhaSALE CEO and Board Member $2.1M
432,854 sh × $4.87
Exec May 8
Filed May 12 · 5:30 PM ET
Chia Yuan WangSALE Other $190K
40,000 sh × $4.75
Exec May 5
Filed May 7 · 5:30 PM ET
Gustavo Werneck Da CunhaSALE CEO and Board Member $396K
88,000 sh × $4.50
Exec Apr 28
Filed May 5 · 5:30 PM ET †
Clemir UhleinSALE Other $173K
38,276 sh × $4.51
Exec Apr 28
Filed Apr 30 · 5:30 PM ET
Chia Yuan WangSALE Other $344K
76,700 sh × $4.49
Exec Apr 28
Filed Apr 30 · 5:30 PM ET
Chia Yuan WangSALE Other $105K
25,000 sh × $4.21
Exec Apr 10
Filed Apr 14 · 5:30 PM ET
Chia Yuan WangSALE Other $136K
34,000 sh × $4.00
Exec Apr 8
Filed Apr 10 · 5:30 PM ET
Gustavo Werneck Da CunhaSALE CEO and Board Member $408K
100,000 sh across 2 lots
Exec Apr 8
Filed Apr 10 · 5:30 PM ET
Guilherme Chagas Gerdau JohannpeterSALE Other $282K
85,607 sh × $3.29
Exec Mar 20
Filed Mar 25 · 5:30 PM ET †
Guilherme Chagas Gerdau JohannpeterSALE Other $282K
85,607 sh × $3.29
Exec Mar 20
Filed Mar 24 · 5:30 PM ET