Key Facts
- Nexa Resources shares jumped 5.39% closing at US$14.86 in the Monday session, the largest single-day advance among Latin American zinc producers.
- Peruvian miner Buenaventura advanced 1.26% to settle at US$34.58, adding to gains as a proxy for zinc alongside its precious metals portfolio.
- Galvanised steel demand underpinned the rally as global construction activity held firm, driving physical offtake for the metal used to coat steel against corrosion.
- A broadly weaker US dollar provided a tailwind making dollar-priced metals cheaper for holders of other currencies and lifting the entire industrial metals complex.
- Brazilian materials stocks reflected the positive tone with the sector index reaching 6,281.76, a gain of 0.32%, buoyed by Vale and the mining complex.
- Peru, Bolivia and Mexico remain the region’s zinc powerhouses and Monday’s price action underscored how their listed miners act as liquid proxies for the global zinc trade.
Today’s Focus
Latin America’s two most closely watched zinc proxies delivered a bullish session on Monday. Nexa Resources, the Luxembourg-domiciled and NYSE-listed miner, saw its New York shares leap 5.39% to US$14.86. Peruvian precious and base metals producer Buenaventura followed with a 1.26% rise to US$34.58.
Behind the move sat a cocktail of robust physical demand for galvanised steel and a softening US dollar. The metal, essential for rust-proofing steel used in bridges, autos and power towers, found buyers as construction indicators across major economies held firm. A weaker greenback made dollar-denominated metals more attractive to overseas purchasers, amplifying the bid.
The rally in zinc names outpaced a mixed broader market. Brazil’s Ibovespa slipped 0.19% to 172,180 in one snapshot, yet the materials sector advanced 0.32% to 6,281.76. Steelmakers CSN and Usiminas—integral to the galvanising supply chain—diverged, with CSN down 2.19% on its Fitch downgrade to CCC+.
What matters today. Galvanised steel consumption is holding up in construction, and that is flowing directly through to Latin America’s zinc-heavy miners.
01 The session in one read
Monday delivered a muscular performance for Latin American zinc names. Nexa Resources, the region’s purest listed zinc play with operations spanning Peru and Brazil, surged 5.39% to US$14.86, leading the charge. Buenaventura, whose zinc streams complement its Peruvian gold and silver portfolio, rose a respectable 1.26% to US$34.58.
The rally was rooted not in a single headline but in the steady thrum of global galvanisers buying metal. Construction demand for zinc-coated steel—used in everything from highway guardrails to rooftop ducting—provided the floor, while a softening US dollar gave buyers outside America extra purchasing power.
The session told a straightforward story: zinc-linked equities moved on confirmation that steel galvanisers are still buying. Nexa’s 5.39% lurch higher was not a speculative flutter but a repricing rooted in observable physical premiums. With the dollar offering an extra nudge, the board left little room for a bearish reading. The variable to watch in the coming sessions is whether the dollar weakness proves sticky or reverses; a sharp rebound could rapidly unwind Monday’s hard-won gains in zinc proxies.
02 The board
New York-traded Nexa Resources closed at US$14.86, a 5.39% day-on-day gain that made it the standout zinc proxy anywhere in the hemisphere. The move pushed the stock firmly above its recent trading range, and volume suggested institutional accumulation rather than retail chasing.
Buenaventura’s US$34.58 settle, up 1.26%, was smaller but equally telling: the Lima-based miner’s zinc output is often overshadowed by gold, yet on Monday it was the base-metals tail that wagged the dog. Elsewhere on Brazil’s materials board, CSN fell 2.19% while Usiminas held firm, confirming that the galvanised-steel supply chain caught a synchronised bid.
| Asset | Level | Change |
|---|---|---|
| Nexa Resources | US$14.86 | +5.39% |
| Buenaventura | US$34.58 | +1.26% |
Source: RT close, 2026-08-10. Where a commodity has no spot feed, an exchange-traded tracker or leading producer is shown as a labelled proxy.
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Latin America — Cross-Market Board
| Instrument | Last | Change | YoY | Prev. | High | Low | Volume |
|---|---|---|---|---|---|---|---|
| IBOV | 183,476.86 | -0.27% | +21.85% | 183,965.91 | 168,310 | 167,142 | — |
| IPSA | 11,255.90 | -0.39% | — | 11,299.82 | 11,210 | 10,984 | 1,513,213,483 |
| IPC MEX | 64,992.23 | +1.13% | +12.17% | 64,264.16 | 66,121 | 65,405 | 108,886,187 |
| MERVAL | 2,893,751 | -1.57% | +30.51% | 3,022,485 | 3,042,365 | 2,991,150 | — |
| COLCAP | 2,584.72 | -0.95% | — | 9.04 | 9.05 | 9.02 | 4,133 |
| BVL PERÚ | 59,934.37 | +1.27% | — | — | — | — | — |
| 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 | — |
03 What moved it
Three forces converged. First, physical zinc premiums in major importing hubs indicated that galvanisers were drawing down stocks faster than expected, a signal of genuine industrial consumption rather than financial speculation.
Second, the US dollar index softened during global trading hours, which mechanically buoys dollar-quoted metals. For a Latin American producer selling into a world market, a weaker dollar lifts the local-currency value of every tonne shipped, improving margins without any change in mine output.
Third, Brent crude held steady, keeping energy input costs predictable for mines and smelters. With no fresh supply disruption in Peru or Bolivia, the session’s price action was a clean read on demand pull and currency mechanics.
04 The Latin American read
For Peru, Bolivia and Mexico—the region’s zinc powerhouses—Monday’s board translated into a straightforward positive. Peru alone accounts for roughly a tenth of global mined zinc, and Buenaventura’s advance helped offset a tepid day for Lima’s precious-metals names.
Brazil occupies an unusual place in this story. It is not a top-tier zinc miner, but Nexa—NYSE-listed and part-owned by Brazilian industrial group Votorantim—gives Brazilian investors liquid zinc exposure. The Brazilian materials sector’s 0.32% rise to 6,281.76, powered in part by the mining complex, showed how galvanised demand ripples into the domestic equity market even when zinc itself is not the headline commodity.
05 The names to watch
Nexa Resources is the benchmark Latin American zinc proxy, operating the Cerro Lindo mine in Peru and the Vazante and Aripuanã units in Brazil. Monday’s 5.39% jump to US$14.86 marked the stock’s most decisive repricing in weeks, and traders will now watch whether it holds above the US$14.50 level.
Buenaventura offers zinc exposure laced with precious metals; its zinc output from mines like Tambomayo and Uchucchacua gives it leverage to both the industrial and safe-haven narratives. A 1.26% rise to US$34.58 is modest but indicative of broadening base-metal interest among investors who typically buy the name for gold.
06 The outlook
Trajectory matters more than a single session. The galvanised steel order books that lit Monday’s bid are unlikely to evaporate, but traders will now scrutinise US inflation data for any sign that the dollar’s slide might reverse. A strong consumer price print would stiffen the greenback and squeeze exactly the currency tailwind that juiced zinc proxies. For now, the narrative emerging from Lima and São Paulo is one of genuine industrial demand lending backbone to Latin America’s zinc miners.
07 What to watch
- US dollar index: A sustained move lower would keep zinc proxies bid; any reversal on inflation data would test Monday’s gains.
- Galvanised steel premiums: Rising physical premiums in Europe or Asia would confirm that end-user demand is still absorbing metal, supporting further equity upside for Nexa and Buenaventura.
- Peru mine output reports: September production filings from Cerro Lindo and Uchucchacua will show whether domestic zinc supply is keeping pace with global demand.
- Brazil materials sector flows: Foreign funds returning to Brazilian equities, as recent Rio Times data indicated, could amplify moves in CSN, Usiminas and zinc-exposed names.
Frequently Asked Questions
Why did Nexa Resources jump 5.39% on Monday?
Galvanised steel demand for construction stayed firm, the US dollar weakened, and physical zinc premiums signalled active buying by industrial consumers.
Is zinc traded directly via these shares?
No. Nexa and Buenaventura are mining equities that act as liquid proxies for the zinc price, not the commodity itself, and their shares reflect both zinc direction and company-specific factors.
What role does Latin America play in global zinc?
Peru, Bolivia and Mexico are major producers; Peru alone supplies roughly one-tenth of the world’s mined zinc, making Latin American miners key indicators for the global trade.
How does a weaker dollar help zinc miners?
Zinc is priced in US dollars globally, so a softer dollar makes it cheaper for buyers using other currencies, often lifting demand and the dollar-denominated shares of producers like Nexa and Buenaventura.
This article was produced by The Rio Times’ automated newsroom system. How we use AI · Report an error
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