ArcelorMittal S.A. (MT) | The Buildout — AI Infrastructure
The Verdict
ArcelorMittal is an integrated steel and mining company whose products sit inside the electricity, grid, transmission, and construction layer that data-center build-outs require. Its AI-infrastructure role is indirect and unquantified; management frames steel as a critical enabler of electrification, renewable energy, and data-center infrastructure, but has not disclosed a revenue split for that demand. A criticality assessment says the AI buildout would not slow materially if ArcelorMittal could not deliver, because alternative steel suppliers exist globally.
| Market Cap | — |
| Revenue (TTM) | $78.3B |
| Revenue Growth | +29.2% |
| EBITDA Margin (TTM) | 9.3% |
| Net Debt | $9.5B |
| Earnings Beats | 5 of 7 |
| P/E (TTM) | — |
| EV/EBITDA (TTM) | — |
What We Like
- European trade policy is now operational — CBAM in place since January 1, 2026 and TRQ since July 1, 2026; Q2 results did not yet reflect TRQ benefits.
- Strategic-project incremental EBITDA target was raised to $1.8B from 2026 onwards; $300M captured in H1 and $400M expected in H2.
- Underlying H1 2026 free cash flow was annualizing at $2.5B, backing a positive full-year FCF outlook.
- India delivered a record shipment run-rate of about 8 million tonnes while doubling Hazira capacity.
- Almost 300 million tons of steel would be required for electrification goals through 2035 ex-China, with data-center infrastructure now part of the demand framing.
What We’re Watching
- Q3 2026 shipments are guided stable-to-higher versus Q2, against a normal mid-to-high single-digit seasonal decline.
- Carbon costs are expected to rise as European production restarts; management argues operating leverage outweighs the drag.
- Liberia's 18Mt full-year target is backloaded to roughly 10Mt of H2 shipments after rainy-season delays.
- The second Calvert EAF has no FID yet, and Section 232 relief timing remains unresolved.
The operational thesis is strengthening: management's Q1 promise of clearer Q2 EBITDA improvement was broadly delivered, with group EBITDA per tonne rising from $131 to $155 and Europe from roughly $70 to $98. The key open question is whether the policy-driven European margin recovery sustains beyond import substitution before carbon costs and North American tariff friction bite.
Earnings Beat
ArcelorMittal reported Q2 FY2026 revenue of $32,249.7M and EBITDA of $3,340.3M, a 10.4% EBITDA margin. Group EBITDA per tonne rose to $155 from $131 in Q1 2026, and Europe EBITDA per tonne reached $98, a three-year high; management said the quarter did not yet reflect the new TRQ trade tool.
| Metric | Q2 FY2026 | Q1 FY2026 | Q2 FY2025 | YoY |
|---|---|---|---|---|
| Revenue | $32.2B | $15.5B | $15.9B | +102.5% |
| Gross margin | 0.0% | 9.7% | 100.0% | -10000bps |
| EBITDA | $3.3B | $1.5B | $2.6B | +27.1% |
| EPS | $1.65 | $0.75 | $2.33 | −29.1% |
| Group EBITDA per tonne | $155 | $131 | n/a | — |
| Europe EBITDA per tonne | $98 | ~$70 | n/a | — |
This performance does not yet reflect the significantly stronger price environment seen in recent months, which we expect to be more fully evident in our second quarter results.— Genuino Christino, Group CFO, 2026-05-01
Management tone: Management's tone moved from 'not yet reflected' in Q1 to 'early signs of the improved policy backdrop' in Q2, with the CFO repeatedly citing the counterseasonal Q3 guide and the $300 million H1 / $400 million H2 strategic EBITDA phasing. On project economics and Section 232 discussions, management remained selective.
Management Guidance
For Q3 2026, management guided shipments stable to higher versus Q2 and all steel segments to improve sequentially, driven by higher shipments and average selling prices, partly offset by higher carbon costs. For full-year 2026, management expects positive free cash flow, group iron ore shipments of at least 80 million tonnes, Liberia of 18 million tonnes, strategic-project incremental EBITDA of $1.8 billion from 2026 onwards with $400 million expected in H2, and capex of $4.5–$5.0 billion.
Trajectory
Reported revenue jumped to $32,249.7M in Q2 2026 from $15,457M in Q1, a 108.6% sequential increase, while EBITDA margin expanded to 10.4% from 9.7% and trailing revenue growth reached 29.2% YoY. The computed financial context flags accelerating revenue and expanding operating and EBITDA margins, but gross margin is compressing and trailing cash conversion is negative. The improvement is primarily a European trade-policy and import-substitution story, with restarted capacity absorbing share from imports rather than a broad demand boom.
The Model
The model projects FY+1 revenue of $65,500M and EBITDA of $7,467M, an 11.4% EBITDA margin, anchored by the European margin recovery and the $1.8B strategic-project EBITDA target. FY+2 revenue steps to $69,000M with EBITDA of $8,556M, a 12.4% margin, as India, Brazil, and electrical-steel capacity contribute more.
| Metric | FY2025 | Next FY (E) | Following FY (E) |
|---|---|---|---|
| Revenue | $61.4B | $65.5B | $69.0B |
| YoY Growth | — | +6.8% | +5.3% |
| EBITDA | $6.6B | $7.5B | $8.6B |
| EBITDA Margin | 10.7% | 11.4% | 12.4% |
Projections are the median of 5 independent model runs. The model’s revenue sits 0.5% above analyst consensus.
For Q3 2026, management guided shipments stable to higher versus Q2 and all steel segments to improve sequentially, driven by higher shipments and average selling prices, partly offset by higher carbon costs. For full-year 2026, management expects positive free cash flow, group iron ore shipments of at least 80 million tonnes, Liberia of 18 million tonnes, strategic-project incremental EBITDA of $1.8 billion from 2026 onwards with $400 million expected in H2, and capex of $4.5–$5.0 billion.
What Could Go Right — and Wrong
- A disclosed, quantified data-center or AI-infrastructure order stream would make the electrification demand measurable.
- Formal inclusion of slabs in the EU TRQ would extend the trade tool to slab imports and support European pricing.
- A second Calvert EAF board sanction with Section 232-related relief would reduce reliance on imported slab.
- China restructuring beginning would normalize global steel prices; management added this as undated upside.
- India's Andhra greenfield reaching FID would scale the long-term growth story beyond the current 8Mt run-rate.
- Q3 shipments miss the counterseasonal stable-to-higher guide, signaling slower import substitution.
- TRQ benefits leak through slabs or rerolling centers, delaying the European recovery.
- Carbon costs rise faster than realized pricing as European production restarts.
- Cleveland-Cliffs becomes a more aggressive North American automotive-sheet competitor after slab termination.
- Liberia's backloaded H2 target of roughly 10Mt slips on weather or logistics delays.
Looking Ahead
The next twelve months turn on Q3 2026 volumes and how quickly the EU TRQ, in place since July 1, 2026, translates into reported pricing. Management has committed to Q3 shipments stable-to-higher, all steel segments improving sequentially, and all European blast furnaces running from Q3 2026. Later signposts include the first Calvert EAF reaching full capacity later in H2 2026, Mardyck electrical steels completing by end-2026, Serra Azul completing in 2026, and full-year positive free cash flow plus at least 80 million tonnes of group iron ore shipments.
- Q3 2026Q3 shipments and segment EBITDA — Tests stable-to-higher shipments and sequential improvement in all steel segments.
- H2 2026Strategic EBITDA capture — Tests guided $400M H2 capture toward the $1.8B target.
- Later H2 2026Calvert EAF No. 1 full capacity — Tests full-capacity production of exposed automotive grades.
- Q4 2026Q4 order book and pricing — Management is already booking Q4 orders; tests pricing holds through year-end.
- End of 2026Mardyck electrical steels completion — €500M French electrical-steels unit scheduled for completion.
Financials
Annual Summary
| Metric | FY2024 | FY2025 | TTM | YoY |
|---|---|---|---|---|
| Revenue | $62.4B | $61.4B | $78.3B | -1.7% |
| Gross Margin | 32.4% | 32.0% | 5.5% | 40bps |
| EBITDA | $6.0B | $6.6B | $84.4B | +10.0% |
| EBITDA Margin | 9.6% | 10.7% | 9.3% | +114bps |
| Net Income | $1.3B | $3.2B | $2.4B | +135.4% |
| Free Cash Flow | −$889M | −$1.3B | $19.8B | — |
| Net Cash | — | — | — | — |
Key Ratios (Trailing)
- P/E TTM—
- EV/EBITDA TTM—
- EV/Revenue TTM—
- Price/FCF TTM—
- Gross Margin (TTM)5.5%
- EBITDA Margin (TTM)9.3%
- Net Margin (TTM)3.0%
- ROIC4.2%
- FCF Conversion-26.3%
- SBC / Revenue0.0%
The Company
ArcelorMittal is one of the world's leading integrated steel and mining companies. Its 20-F describes it as the largest steel producer in Europe and among the largest in the Americas, with a growing presence in Asia including India through its AMNS India joint venture. The company produces flat products, long products, pipes and tubes, and iron ore, and sells primarily in local markets to customers in approximately 126 countries. Flat products accounted for $34.1 billion of $61.4 billion in 2025 sales.
It operates as a vertically integrated producer, from mining iron ore to finished steel. In 2025 the company shipped 54.0 million tonnes of steel, held approximately 74.6 million tonnes of annual achievable crude-steel capacity, and produced about 35.3 million tonnes of iron ore in its Mining segment. Its disclosed plant network includes Calvert, Alabama, Dunkirk, Gijón, Sestao, Mardyck, and India's Hazira site.
Business Segments
Competitive Landscape
ArcelorMittal faces a mixed competitive set. Cleveland-Cliffs was a slab supplier but became a direct North American automotive-sheet competitor after the slab contract ended. Gerdau is a verified competitor in Brazil and the Americas, particularly in long products. thyssenkrupp Steel and voestalpine appear as European policy peers in the June 2026 ETS reform call rather than as direct rivals in that context.
- Cleveland-CliffsFormer slab supplier; contract terminated, now a direct competitor in North American automotive sheet and expects roughly $500M EBITDA benefit from replacing slab volume.
- GerdauCompetitor primarily in Brazil/Americas long products; noted record Brazilian steel imports and coal-cost increases with a 90–180 day lag.
- thyssenkrupp SteelJoined ArcelorMittal in the June 2026 call for pragmatic ETS reform.
- voestalpineJoined ArcelorMittal in the June 2026 call for pragmatic ETS reform.
Supply Chain
ArcelorMittal sits between raw-material suppliers and steel-consuming industries. The 20-F documents principal iron ore and coal suppliers; the Dunkirk EAF is supported by a competitive long-term energy contract with the counterparty not named in the primary call. Supply-chain neighbor links are inferred, not confirmed.
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