Gerdau S.A ($GGB) Insider Trading & Smart Money Activity
Gerdau S.A. ($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
| Quarter | Insider buys | Insider sales | Congress buys / sales | 13F 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
| Date | Source | Who | Action | Shares | Value / amount | ΔOwn | 1W | 1M | 6M | Filing | Story |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 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
| Insider | Role | Trades | Open-market net | Shares held | Last 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
| Date | Firm | Action | Rating | Price target | 1W | 1M | 6M | Story |
|---|---|---|---|---|---|---|---|---|
| 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.
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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.
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