Gerdau S.A. (GGB)

Executive Summary / Key Takeaways

• Gerdau's geographic diversification is proving its worth as North America generates 61% of consolidated EBITDA with record shipments and strong order backlogs, while Brazil faces a crisis from 23.4% steel import penetration that forced R$2 billion in impairments and a strategic retreat from future capacity investments.

• Management is executing a decisive capital allocation pivot, slashing CapEx from R$6.1 billion in 2025 to R$4.7 billion in 2026, redirecting focus from capacity expansion to cost competitiveness projects like the Miguel Burnier mining platform (R$1.1 billion incremental EBITDA potential) and Ouro Branco hot-rolled coil expansion.

• The investment case has become a binary outcome on Brazilian trade policy: if the government replaces its ineffective quota system with comprehensive 25-30% tariffs like the U.S., margins could inflect dramatically; if not, North America's strength alone may not justify the stock's current valuation.

• Valuation appears reasonable at 5.08x EV/EBITDA and 0.51x price-to-sales, but this pricing assumes Brazilian operations stabilize rather than continue deteriorating, making government action on Chinese imports the critical variable for risk/reward.

• Two factors will decide the thesis: whether Miguel Burnier delivers its promised cost savings in 2026 and whether Brazil's authorities implement effective trade defense measures, as management's frustrated commentary suggests the current system is "a very short wall and full of holes."

Setting the Scene: The Americas' Steel Recycler

Gerdau S.A., founded in 1901 as a nail factory in Porto Alegre, Brazil, has evolved into the largest steel producer in Brazil and a leading long steel manufacturer across the Americas. The company operates 7.9 million tonnes of crude steel capacity in Brazil, 6.9 million tonnes in North America, and 900 thousand tonnes in South America, making it a geographically diversified pure-play on construction and industrial steel demand. Unlike integrated blast furnace operators, Gerdau's mini-mill network uses electric arc furnaces to transform millions of tonnes of scrap into steel annually, positioning it as Latin America's largest recycling company.

This scrap-based model provides material cost advantages when scrap prices are stable and allows rapid production adjustments to demand fluctuations. The company generates returns through three distinct regional strategies: in Brazil, it leverages vertical integration with captive iron ore mines and a direct sales network; in North America, it operates a fully integrated scrap-to-steel value chain serving construction, automotive, and energy sectors; and in South America, it focuses on domestic mini-mill operations in Argentina, Peru, and Uruguay.

The industry environment is currently defined by Chinese overcapacity, with China's 119 million tonnes of finished steel exports in 2025 creating a global supply glut. The steel industry is highly cyclical, energy-intensive, and subject to trade policy shifts. Gerdau's unique positioning as an Americas-focused mini-mill operator with retail distribution creates a moat that pure exporters lack, but also exposes it to regional policy failures, particularly in its home market.

Technology, Products, and Strategic Differentiation

Gerdau's mini-mill network represents a core technological advantage. Electric arc furnace technology uses approximately 70% less energy than traditional blast furnaces and enables production flexibility that integrated mills cannot match. This translates into superior gross margins during periods of stable raw material costs and allows the company to dial back production during downturns without the fixed cost burden of blast furnace operations. The technology supports faster innovation cycles in long products and fosters recurring revenue from loyal construction clients who value supply reliability.

The company's retail distribution network creates a second moat. By selling directly to end customers rather than through distributors, Gerdau captures distributor margins and builds switching costs through long-term relationships. This is particularly valuable in Brazil's construction sector, where project timelines and material specifications create stickiness. The network also provides real-time market intelligence, allowing monthly sales forecasting and inventory optimization that competitors relying on third-party distribution cannot replicate.

Geographic diversification serves as Gerdau's third strategic pillar. The company balances volatile Brazilian markets with stable North American operations, yielding more consistent revenue and capital efficiency than single-region peers. This mitigates regional downturns—when Brazil faces import crises, North America provides cash flow stability; when U.S. construction slows, Brazilian infrastructure demand can offset weakness. The model enables cross-border supply chain hedging that U.S.-focused competitors like Nucor (NUE) and Steel Dynamics (STLD) cannot replicate.

The Miguel Burnier sustainable mining platform represents Gerdau's most important cost reduction initiative. Nearing operation at 72% completion, this project will significantly reduce production costs at the Ouro Branco unit by providing captive iron ore feedstock. Management expects R$1.1 billion in incremental EBITDA annually once fully ramped up, with benefits materializing throughout 2026. This project directly addresses Brazil's cost competitiveness problem, potentially offsetting the margin pressure from Chinese imports and creating a structural cost advantage.

The Ouro Branco hot-rolled coil expansion, inaugurated in March 2025, adds 250,000 tonnes of higher-value flat steel capacity annually. This project is expected to generate nearly R$400 million in additional EBITDA under competitive conditions. The strategic significance extends beyond the revenue contribution—it moves Gerdau up the value chain, reducing dependence on commodity long steel and offering higher-margin products to the automotive and manufacturing sectors.

Financial Performance & Segment Dynamics: A Tale of Two Regions

Gerdau's 2025 consolidated adjusted EBITDA of R$10.1 billion declined 7% year-over-year, but this headline masks a dramatic divergence between regions. The North America segment delivered R$6.48 billion in EBITDA, up 18.5% from 2024, contributing 61% of consolidated EBITDA in Q2 2025. This outperformance demonstrates the company's ability to generate strong cash flows even when its largest market faces crisis, validating the geographic diversification strategy and providing capital to fund Brazilian cost reduction projects.

The Brazil segment tells the opposite story. EBITDA collapsed from R$4.72 billion in 2024 to R$3.24 billion in 2025, a 31% decline driven by record steel imports. The import penetration rate reached 23.4% in the first half of 2025, with Chinese producers dumping subsidized steel below Gerdau's manufacturing cost. This forced management to take R$2 billion in non-cash impairment losses in Q4 2025 and implement workforce reductions throughout the year. While these impairments don't affect cash flow, they signal that management views some Brazilian assets as permanently impaired under current trade policy.

The South America segment's EBITDA declined from R$968 million to R$746 million, impacted by Argentina's export volumes that increased logistics costs. Though smaller at 7% of capacity, this segment's weakness reinforces the importance of North America's relative strength.

Cost structure analysis reveals why North America is outperforming. While cost of goods sold increased 10.4% in North America due to higher volumes, cost per tonne in U.S. dollars actually fell 2.8% thanks to higher capacity utilization, fixed cost control, and stable scrap prices. In Brazil, cost per tonne rose 1.1% despite lower volumes, driven by scheduled shutdowns and operational adjustments at Ouro Branco. This shows North American operations are achieving operational leverage while Brazilian operations face cost deleverage.

Cash flow generation remains solid but under pressure. Net cash from operating activities was R$8 billion in 2025, down 29.8% from 2024, reflecting lower operational results and a tough comparison base that included a R$1.8 billion judicial deposit. The company ended 2025 with leverage of 0.76x net debt to EBITDA, which management characterizes as sound. This provides financial flexibility to weather the Brazilian storm while funding the Miguel Burnier project and returning R$2.4 billion to shareholders through dividends and buybacks.

Outlook, Management Guidance, and Execution Risk

Management's 2026 CapEx guidance of R$4.7 billion represents a R$1.4 billion reduction from 2025 and signals a fundamental strategic shift. Rafael Japur stated this reduction will provide more flexibility to free cash flow generation. This indicates management is prioritizing financial resilience over growth in response to Brazilian market dysfunction. The decision to reduce investments in Brazil from 2026 onward due to a lack of competitive equality is an admission that the company cannot fight subsidized Chinese imports without government support.

The Miguel Burnier project's timeline carries execution risk. With startup expected at the end of 2025 and a ramp-up period through 2026, management anticipates a significant portion of the R$1.1 billion EBITDA benefit materializing in 2026. Gustavo Werneck's cautious commentary acknowledges that even cost reduction projects face uncertainty in a market flooded with imports. The project's success is critical for margin recovery, but benefits could be delayed if import pressure intensifies.

North America's outlook remains robust. Management expects stable steel consumption at high levels, with order backlogs at 90 days versus historical 80 days. Demand from solar energy, data centers, and infrastructure sectors continues growing, supported by new U.S. trade defense measures including 25% import tariffs. This provides earnings visibility and suggests the segment's 61% EBITDA contribution could increase further. The decision to postpone the Midlothian expansion due to strong market momentum suggests management is prioritizing maximizing current capacity over adding new capacity.

Brazil's outlook is more nuanced. Management expects moderate growth in demand for 2026 but acknowledges the automotive sector may be impacted by high interest rates and imported vehicles. The key variable is trade policy effectiveness. Management's characterization of the government's quota system as ineffective reveals low confidence in near-term policy improvement, making the investment case dependent on external political action.

Risks and Asymmetries

The primary risk is continued failure of Brazilian trade defense. With Chinese imports reaching 23.4% penetration and management stating they cannot compete with heavily subsidized imports, further margin erosion could force additional capacity closures. This directly threatens the company's largest market and could turn the strategic pivot from growth to survival. The risk is asymmetric: downside could be substantial if imports exceed 25% penetration, while upside is capped unless comprehensive tariffs are implemented.

Energy cost volatility presents a second material risk. Steel production is energy-intensive, and Gerdau pays significantly more for natural gas in Brazil than global competitors. This cost disadvantage compounds the import problem—Gerdau faces higher input costs while competing against subsidized Chinese steel. The company's investments in self-produced renewable energy (R$400 million in three solar parks and two hydroelectric plants) are mitigating factors, but these will take time to materially impact the cost structure.

Execution risk on the Miguel Burnier project could derail margin recovery. While the R$1.1 billion EBITDA target is compelling, mining projects face geological, regulatory, and ramp-up uncertainties. Management's cautious language suggests they are monitoring the timeline closely. This matters because the market may be pricing in these benefits; any delay would pressure 2026 earnings expectations.

North America concentration risk is emerging as the segment grows to 61% of EBITDA. While currently strong, a U.S. recession or change in trade policy could reverse the segment's outperformance. The postponement of the Midlothian expansion shows management is aware of this risk, but the company's increasing dependence on North America for cash flow generation creates a new vulnerability.

Competitive Context and Positioning

Gerdau's competitive position varies by region. In Brazil, it is the largest producer of long steel with an estimated 25-30% market share, competing primarily with Companhia Siderúrgica Nacional (SID) and ArcelorMittal (MT). This leadership provides scale economies and distribution advantages, but the import crisis has neutralized these benefits. SID's integrated mining operations give it cost advantages during iron ore price spikes, while ArcelorMittal's global scale provides import resilience.

In North America, Gerdau competes with Nucor and Steel Dynamics, both pure-play mini-mill operators. Gerdau's 6.9 million tonne capacity is smaller than Nucor's but comparable to Steel Dynamics'. The key differentiator is product mix—Gerdau focuses on long steel for construction and special sections for automotive, while Nucor has broader structural products. This makes Gerdau less exposed to commodity price competition and more tied to specific end-market demand, such as solar and data centers.

Financial comparison reveals Gerdau's relative position. With 5.08x EV/EBITDA, Gerdau trades at a discount to Nucor (10.13x) and Steel Dynamics (14.09x), reflecting its Brazilian exposure. However, its 0.51x price-to-sales is lower than major peers, suggesting the market has already priced in significant Brazilian headwinds. This creates potential upside if trade policy improves, but also indicates the market views Gerdau as higher risk than U.S.-focused competitors.

Gerdau's mini-mill moat is most effective against integrated producers like ArcelorMittal in volatile scrap markets, but least effective against subsidized Chinese imports. The company's geographic diversification is superior to single-region peers but inferior to ArcelorMittal's global footprint. These factors define Gerdau's risk profile: more resilient than pure-play Brazilian producers, but more exposed to trade policy failures than global giants.

Valuation Context

At $3.42 per share, Gerdau trades at 5.08x enterprise value to EBITDA and 0.51x price-to-sales based on 2025 results. These multiples sit well below North American peers and reflect market pessimism about Brazilian operations. The 3.33% dividend yield and 89.36% payout ratio signal strong shareholder return commitment but also suggest limited reinvestment opportunities.

The company's balance sheet strength supports the valuation. With net debt to EBITDA of 0.76x and current ratio of 2.89, Gerdau maintains financial flexibility that many cyclical steel producers lack. This reduces downside risk and enables the company to weather prolonged trade disputes. However, the 26.31 P/E ratio is elevated relative to current earnings, indicating the market expects recovery.

Management's commentary that shares trade below intrinsic value and that buybacks are an effective way to allocate capital suggests they believe the market has oversold the Brazilian risk. This indicates insider confidence, but also raises questions about capital allocation priorities if the core market continues deteriorating.

Conclusion

Gerdau's investment case centers on a strategic capital allocation pivot that prioritizes cost competitiveness over capacity growth, driven by a stark geographic divergence: North America generates robust cash flows from protected markets and strong demand, while Brazil faces an existential threat from subsidized Chinese imports. The R$1.4 billion CapEx reduction for 2026 signals management's recognition that building more capacity in Brazil is futile without effective trade defense, making the Miguel Burnier cost reduction project and North American cash generation the primary value drivers.

The risk/reward is asymmetric and policy-dependent. If Brazil implements comprehensive 25-30% tariffs that eliminate the current quota system's weaknesses, margins could inflect dramatically as the R$1.1 billion Miguel Burnier benefit flows through. If not, Gerdau becomes increasingly dependent on North America, where it lacks the scale of Nucor or Steel Dynamics. At current multiples, the market has priced in continued Brazilian weakness but not a complete collapse, making government action the critical variable. For investors, monitoring import penetration rates and trade policy announcements is more important than tracking quarterly shipments.