Key Facts
- Gerdau led gains, its New York shares rising +2.99% to US$4.83 on Wednesday, August 12, 2026, the standout move in the regional steel complex.
- CSN was little changed, edging up 0.12% to US$0.8676 in US trading, showing investors still treat its mining-linked steel ADR with caution.
- The SLX steel ETF added {{SLX:pct}} to {{SLX:level}}, a modest advance that capped a mixed session for global producers.
- Ternium moved only slightly, rising +0.37% to US$54.89 as Mexican construction and auto demand provided support without sparking a rally.
- A softer Brazilian market backdrop saw the Ibovespa slip 0.23% to 167,491 and the real weaken 0.29% to 5.1781 per dollar on the same session.
- Cheap Chinese imports and tariffs remain the central swing factor for Latin American mill margins, with investors watching for fresh trade-policy signals.
Today’s Focus
Latin American steel shares were mixed on Wednesday, August 12, 2026. Gerdau was the clear winner among the region’s producers, jumping +2.99% to US$4.83 in New York trading, while CSN edged up 0.12% to US$0.8676.
The broader steel-producers ETF, SLX, inched up {{SLX:pct}} to {{SLX:level}}, and Ternium gained +0.37% to US$54.89, signalling that global investors were not yet making a decisive call on the sector.
The moves came during a difficult session for Brazilian assets, with the Ibovespa off 0.23% to 167,491 and the real weaker at 5.1781 per dollar, making the steel outperformance more notable.
For foreign investors, the key tension remains unchanged: cheap Chinese supply is pressuring regional prices, while construction and auto demand in Brazil and Mexico offer a partial cushion for local mills.
What matters today. Wednesday’s price action shows investors rewarding the most domestically focused, cost-disciplined Latin American producer while remaining cautious on names with bigger earnings links to commodity volatility.

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01 The session in one read
Latin American steel equities ended Wednesday, August 12, 2026, in mixed territory. Gerdau’s US shares surged +2.99% to US$4.83, the biggest positive move among the names tracked here.
CSN edged up 0.12% to US$0.8676, while Ternium added a modest +0.37% to US$54.89. The SLX, an ETF tracking global steel producers, rose {{SLX:pct}} to {{SLX:level}}.
Assessment — A selective rally, not a sector turn MEDIUM
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02 The board
The session was not a uniform read on the industry. Gerdau’s nearly three percent jump stood out against a soft Brazilian macro backdrop in which the Ibovespa dropped 0.23% to 167,491 and the real weakened 0.29% to 5.1781 per dollar.
Ternium’s move of +0.37% was barely above flat, consistent with a steady but unspectacular demand outlook in Mexico. The SLX’s {{SLX:pct}} advance to {{SLX:level}} mirrored that caution at the global level.
| Steel (SLX ETF) | US$109.61 | +0.25% |
| Gerdau | US$4.83 | +2.99% |
| CSN (ADR) | US$0.8676 | +0.12% |
| Ternium | US$54.89 | +0.37% |
Source: RT close, 2026-08-12. Where a commodity has no spot feed, an exchange-traded tracker or leading producer is shown as a labelled proxy.
Live Market IntelligenceThe live market boardInside: market breadth, the sector heatmap, currencies & rates, the Latin America scoreboard and the full instrument board.Rio Times · Live Market Intelligence
Latin America — Cross-Market Board
Regional
Aug 13, 2026 · 02:29
Ibovespa · benchmark
167,491.07 -0.23%
L 167,142day rangeH 168,310
+21.85% over 12 months
Market breadth · 5 names
60% advancing
3 ▲ advancing2 declining ▼
Currencies, rates & key inputs
Latin America scoreboard
IndexLastTodayStrength
IbovespaBrazil 167,491.07 -0.23%
S&P/BMV IPCMexico 65,860.95 +0.45%
S&P IPSAChile 10,982.72 -1.31%
S&P MERVALArgentina 2,999,524 -0.76%
MSCI COLCAPColombia 2,430.45 +0.29%
BVL S&P PerúPeru 58,737.38 +0.13%
Full instrument board
| IBOV | 167,491.07 | -0.23% | +21.85% | 167,874.64 | 168,310 | 167,142 | — |
| IPSA | 10,982.72 | -1.31% | — | 11,128.56 | 11,210 | 10,984 | 1,513,213,483 |
| IPC MEX | 65,860.95 | +0.45% | +12.17% | 65,564.76 | 66,121 | 65,405 | 108,886,187 |
| MERVAL | 2,999,524 | -0.76% | +30.51% | 3,022,485 | 3,042,365 | 2,991,150 | — |
| COLCAP | 2,430.45 | +0.29% | — | 9.04 | 9.05 | 9.02 | 4,133 |
| BVL PERÚ | 58,737.38 | +0.13% | — | — | — | — | — |
| USD/BRL | 5.16 | +0.01% | -5.13% | 5.16 | 5.18 | 5.14 | — |
| EUR/BRL | 5.95 | +1.01% | -5.83% | 5.89 | 5.98 | 5.94 | — |
| USD/MXN | 17.06 | -0.24% | -8.58% | 17.10 | 17.08 | 17.01 | — |
| USD/CLP | 913.98 | +0.04% | -5.67% | 913.65 | 915.11 | 906.68 | — |
| USD/COP | 3,140 | +0.03% | -22.04% | 3,139 | 3,141 | 3,105 | — |
| USD/PEN | 3.36 | -0.66% | -4.82% | 3.38 | 3.38 | 3.35 | — |
| USD/ARS | 1,493 | +0.10% | +12.96% | 1,491 | 1,494 | 1,480 | — |
| USD/UYU | 40.27 | +1.24% | +1.80% | 39.77 | 40.27 | 40.23 | — |
| USD/PYG | 5,939 | +1.68% | -19.54% | 5,841 | 5,939 | 5,925 | — |
| USD/BOB | 11.64 | -0.76% | +72.04% | 11.73 | 11.72 | 11.64 | — |
| USD/DOP | 58.34 | +1.25% | -3.44% | 57.62 | 58.34 | 58.04 | — |
| USD/CRC | 445.92 | +0.89% | -9.71% | 441.97 | 448.50 | 445.92 | — |
Largest moves today
USD/PYG 5,939 +1.68%
IPSA 10,982.72 -1.31%
USD/DOP 58.34 +1.25%
USD/UYU 40.27 +1.24%
EUR/BRL 5.95 +1.01%
USD/CRC 445.92 +0.89%
MERVAL 2,999,524 -0.76%
USD/BOB 11.64 -0.76%
The session read
The Ibovespa eased 0.23%, with breadth positive — 3 of 5 names higher. IPC MEX led, while IPSA lagged.
03 What moved it
Cheap Chinese imports continue to set the ceiling for Latin American steel prices, keeping mill margins under pressure. Investors are therefore rewarding companies seen as more insulated through local construction exposure and disciplined costs.
Gerdau’s gain fits that pattern: it is heavily tied to Brazilian and North American long-steel demand, where imports are less dominant. CSN, by contrast, carries a mining-heavy earnings mix that makes the ADR more sensitive to both iron ore swings and the global steel glut.
04 The Latin American read
For foreign investors, the Brazilian market signal was complicated by a weak currency session. A falling real can make local steel exports more competitive, but it also raises the cost of imported inputs and can deter foreign capital from reais-denominated assets.
Mexico’s story is steadier, driven by construction tied to nearshoring and a resilient auto sector. Ternium’s small move suggests those drivers are largely priced in for now, with investors waiting for the next hard data point on volumes or tariffs.
05 The names to watch
Gerdau remains the clearest domestic-demand proxy in the group, and its sharp gain shows investors are willing to pay for that focus. CSN requires a view on iron ore and steel simultaneously, which can cut both ways.
Ternium is the neutral exposure to Mexican industrial demand and proximity to the US market. The SLX gives a broad read on global producers, but with less sensitivity to Latin America-specific tariff debates.
06 The outlook
The path for these shares hinges on trade policy. Any new restriction or quota on Chinese steel into Brazil or Mexico would likely lift regional prices and broaden the rally beyond Gerdau.
Absent new tariffs, expect more of what Wednesday showed: selective gains for low-cost, construction-heavy names and sideways moves for exporters and mining-linked producers.
07 What to watch
- Import tariffs: Any new Brazilian or Mexican measure against Chinese steel would reset the margin outlook and likely trigger a broader rally.
- Construction data: Monthly cement and building permits in Brazil and Mexico show whether local demand can offset weak export prices.
- Auto production: Vehicle output figures from Mexico and Brazil are a direct read on flat-steel demand for Ternium and CSN.
- Chinese supply: Export volumes and price cuts from Chinese mills remain the main downward pressure on regional steel prices.
Frequently Asked Questions
Why did Gerdau rise so much?
Investors treated Gerdau as the most domestic and cost-disciplined play, rewarding it with a +2.99% gain to US$4.83.
What does the SLX ETF tell investors?
The SLX tracks a basket of steel producers and rose {{SLX:pct}} to {{SLX:level}}, showing a cautious but positive global tone.
Why is CSN different from Gerdau?
CSN has a much bigger mining exposure, making the ADR more sensitive to iron ore swings and import competition, and it rose 0.12% to US$0.8676.
Is Mexico’s steel market stronger than Brazil’s?
Mexico benefits from construction tied to nearshoring and a resilient auto sector, which supported Ternium’s rise of +0.37% to US$54.89.
This article was produced by The Rio Times’ automated newsroom system. How we use AI · Report an error
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By The Rio Times | Created at 2026-08-13 05:51:58 | Updated at 2026-08-13 06:59:14
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