Gerdau S.A ($GGB) Insider Trading & Smart Money Activity

Gerdau S.A. · Steel · Latest filing Sep 23, 2026

Gerdau S.A. ($GGB) has 4 insider trades and 1 analyst rating on file. In the last 12 months on the open market, 1 insider bought ($1.56M) and 2 insiders sold ($686.56K), net +$876.46K.

Insider buyers (12 mo)
1
Insider sellers (12 mo)
2
Net insider $ (12 mo)
+$876.46K
Congress trades (12 mo)
0
13F moves on file
0
Analyst ratings on file
1

GGB insider buying and selling by quarter

QuarterInsider buysInsider salesCongress buys / sales13F added / cut
Q1 2026 0 0 0 / 0 0 / 0
Q2 2026 2 · $1.56M 0 0 / 0 0 / 0
Q3 2026 0 2 · $686.56K 0 / 0 0 / 0
Q4 2026 0 0 0 / 0 0 / 0

Insider buys and sales count open-market trades only (Form 4 codes P and S). Grants, option exercises and tax withholding are left out.

All GGB insider, congress, 13F and analyst activity

DateSourceWhoActionSharesValue / amount ΔOwn1W1M6MFilingStory
Insider Johannpeter ClaudioVice-Chairman of Board Sell (Open-market sale) 85.61K sh $422.90K -3.3% —
Insider Lopes Rafael GamboaExecutive Vice President Sell (Open-market sale) 51.80K sh $263.66K -6.1% —
Analyst JP Morgan Reiterates to buy PT $6 -1.7%+16.6% Read
Insider Da Cunha Gustavo WerneckCEO and Board Member Buy (Open-market buy) 165.22K sh $781.51K -10.4%-5.5% —
Insider Da Cunha Gustavo WerneckCEO and Board Member Buy (Open-market buy) 165.22K sh $781.51K -10.4%-5.5% Read

1W / 1M / 6M = how GGB moved from the trade or filing date.

Insider trading in GGB: who is buying and selling

InsiderRoleTradesOpen-market netShares heldLast trade
Johannpeter Claudio Vice-Chairman of Board 1 -$422.90K Sep 23, 2026
Lopes Rafael Gamboa Executive Vice President 1 -$263.66K Sep 17, 2026
Da Cunha Gustavo Werneck CEO and Board Member 2 +$1.56M Jun 12, 2026

Analyst ratings on GGB

DateFirmActionRatingPrice target1W1M6MStory
JP Morgan Reiterates buy $6 -1.7%+16.6% Read

Frequently asked questions

Are GGB insiders buying or selling?

Over the last 12 months 1 insider made 2 open-market purchases worth $1.56M and 2 insiders made 2 open-market sales worth $686.56K, a net +$876.46K.

What is the latest insider trade in GGB?

Johannpeter Claudio, Vice-Chairman of Board filed a sell (open-market sale) of 85.61K sh worth $422.90K on Sep 23, 2026.

Other steel stocks

Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.

Get trade alerts by text