Ferroglobe PLC (GSM) | The Buildout — AI Infrastructure

Mkt cap · 52-wk · YTD · delayed
Updated Aug 12, 2026Q1 FY2026 reviewed
Ferroglobe produces silicon metal, silicon-based alloys, and manganese-based alloys that feed steel, aluminum, chemical, and semiconductor supply chains.
Manganese index +25%
EU manganese alloy index up about 25% since November 2025 safeguards.
Q1 revenue $347.7M
Up 5.6% sequentially on 177,000 tons shipped, +7% Q/Q.
Critical metals >$300M
Ferromolybdenum market opportunity cited at >$300M per year.
Silicon metal negative
Core silicon metal segment stayed adjusted-EBITDA-negative in Q2 2026.
The Buildout Takeaway
Ferroglobe is emerging from a severe FY2025 trough, with trade protection driving volumes before prices. The story now hinges on whether European silicon metal protection, the Venezuela restart, and critical-materials commercialization can turn thin profits into a broader Western processing franchise.
12 analysts·8 Buy4 Hold0 Sell
Coverage is thin — no price estimates on file, so no target is shown

No formal numeric guidance update was provided on the latest call • management expects stable volumes for the balance of 2026.
Important: The Buildout is a data analytics platform. Content is generated by algorithms and AI agents using public filings, earnings transcripts, and market data. This is not personalized investment advice.
Our View

The Verdict

Ferroglobe is a Western processor of silicon metal, ferrosilicon, and manganese alloys—intermediate materials for steel, aluminum, chemicals, solar, and semiconductor supply lines. It is positioning itself as a domestic processing answer for critical materials by using existing electric-arc furnace infrastructure. Its AI-infrastructure connection is indirect: silicon metal feeds polysilicon for semiconductors and solar, and its Coreshell stake reaches silicon-anode batteries for robotics and defense.

Market Cap
Revenue (TTM)$1.4B
Revenue Growth−2.8%
EBITDA Margin (TTM)-6.3%
Net Debt$144M
Earnings Beats2 of 7
P/E (TTM)
EV/EBITDA (TTM)

What We Like

  • Trade protection is converting into volumes: Q1 2026 shipments rose 7% sequentially to 177,000 tons, and silicon-based alloys volume hit a near five-year high.
  • Manganese safeguards are working: the EU manganese alloy index is up about 25% after November 2025 safeguards and 10% in Q2 2026.
  • Critical-materials pipeline now names ferromolybdenum, magnesium, antimony, silver, gallium, and vanadium/chromium alloys, with ferromolybdenum industrial-scale test production completed.
  • Venezuela restart path advanced: a U.S. permit application was filed late June 2026 for 120,000 tons/year of flexible capacity across four furnaces, with a decision expected before end Q3.

What We’re Watching

  • European silicon metal remains excluded from safeguards and adjusted-EBITDA-negative; Q2 2026 silicon metal adjusted EBITDA was -$2.7M.
  • EU ferrosilicon safeguard effectiveness review arrives November 2026; the EU index was down 14% year-to-date despite safeguards.
  • Critical-materials economics are undisclosed: market sizes are given, but margins, capex payback, and government support amounts are not quantified.
  • Venezuela restart capex, energy cost, and raw-material logistics remain unresolved while the permit decision is pending.
Bottom Line

The thesis is strengthening on operational execution: management has delivered furnace conversions, the Coreshell term sheet, U.S. trade-case wins, and ferromolybdenum test production. But the financial proof remains thin—Q1 FY2026 gross margin was 12.5% and reported EBITDA was -$11.6M, while the weakest segment, silicon metal, stays EBITDA-negative. The open question is whether EU silicon metal protection and first critical-materials sales can convert volume momentum into durable margin recovery.

Next upThe next defined catalyst is the U.S. permit decision on Venezuela, expected before the end of Q3 2026; it tests whether the 120,000-ton restart path is real. Beyond that, management targets initial commercial critical-materials activity before year-end 2026.
Last Quarter — Q1 FY2026

Earnings

Ferroglobe reported Q1 FY2026 revenue of $347.7M, up 5.6% sequentially, with gross margin of 12.5%. Reported EBITDA was -$11.6M, and management's adjusted EBITDA was $3M on 177,000 tons shipped.

MetricQ1 FY2026Q4 FY2025Q1 FY2025YoY
Revenue$348M$329M$307M+13.2%
Gross margin12.5%-28.6%16.7%-420bps
EBITDA−$12M−$121M−$38M−69.6%
EPS$-0.04$-0.43$-0.36−89.4%
The prices that we see today, particularly in Europe, particularly on silicon metal and ferrosilicon are simply unacceptable for everybody.— Marco Levi, Chief Executive Officer, May 6, 2026

Management tone: Management was frustrated on pricing but optimistic on volumes on the Q1 call, then became more specific on strategic projects by the Q2 call while staying blunt about weak European pricing. The CEO openly said EU safeguards are not having their desired impact on the ferrosilicon market.

Management Guidance

No formal numeric guidance update was provided on the latest quarter call. Management expects stable volumes for the balance of 2026.

Business Trajectory

Trajectory

Revenue has moved from $312M in Q3 FY2025 to $329M in Q4 FY2025 and $347.7M in Q1 FY2026, two consecutive sequential increases. EBITDA improved from -$120.7M in Q4 FY2025 to -$11.6M in Q1 FY2026, but remains negative. The computed signals label revenue trajectory as accelerating while operating and EBITDA margins are still compressing.

Revenue & Margin Trajectory
RevenueGross margin$0$500$398M$365M$394M$388M$426M$452M$468M$561M$583M$527M$604M$457M$410M$382M$377M$311M$250M$263M$320M$361M$418M$429M$570M$715M$841M$593M$449M$401M$456M$417M$376M$392M$307M$434M$368M$307M$387M$312M$329M$348M30%12%crosses into profitQ2'16Q3Q4Q1'17Q2Q3Q4Q1'18Q2Q3Q4Q1'19Q2Q3Q4Q1'20Q2Q3Q4Q1'21Q2Q3Q4Q1'22Q2Q3Q4Q1'23Q2Q3Q4Q1'24Q2Q3Q4Q1'25Q2Q3Q4Q1'26
RevenueGross margin$0$500$398M$365M$394M$388M$426M$452M$468M$561M$583M$527M$604M$457M$410M$382M$377M$311M$250M$263M$320M$361M$418M$429M$570M$715M$841M$593M$449M$401M$456M$417M$376M$392M$307M$434M$368M$307M$387M$312M$329M$348M30%12%crosses into profitQ2'16Q3Q4Q1'17Q2Q3Q4Q1'18Q2Q3Q4Q1'19Q2Q3Q4Q1'20Q2Q3Q4Q1'21Q2Q3Q4Q1'22Q2Q3Q4Q1'23Q2Q3Q4Q1'24Q2Q3Q4Q1'25Q2Q3Q4Q1'26
Gross margin as reported.
Share Price — 12 Months
$2$4$052-wk high $5Aug '25NovFeb '26MayAug '26
52-week range $3–$5.
Share Price — 12 Months
$2$4$052-wk high $5Aug '25NovFeb '26MayAug '26
52-week range $3–$5.
The Numbers

The Model

The model projects FY+1 revenue of $1,575M and EBITDA of $76M, a 4.8% margin, rising to FY+2 revenue of $1,700M and EBITDA of $144M, an 8.5% margin. The near-term projection rests on volume recovery and trade-protected pricing, while FY+2 assumes critical-materials commercialization and continued margin expansion.

Revenue & EBITDA Projections
REVENUE$1.3B$1.6B$1.7BFY25FY+1 (E)FY+2 (E)EBITDA & MARGIN−$114M$76M$144M8.5%FY25FY+1 (E)FY+2 (E)
REVENUE$1.3B$1.6B$1.7BFY25FY+1 (E)FY+2 (E)EBITDA & MARGIN−$114M$76M$144M8.5%FY25FY+1 (E)FY+2 (E)
Solid bars are reported actuals; outlined bars are model projections — not company guidance.
MetricFY2025Next FY (E)Following FY (E)
Revenue$1.3B$1.6B$1.7B
YoY Growth+18.0%+7.9%
EBITDA−$114M$76M$144M
EBITDA Margin-8.5%4.8%8.5%

Projections are the median of 5 independent model runs. The model’s revenue sits 7.7% below analyst consensus.

No formal numeric guidance update was provided on the latest quarter call. Management expects stable volumes for the balance of 2026.

What Could Go Right — and Wrong

What good looks like
  • EU announces and pursues a silicon metal anti-dumping investigation against China and Angola, removing the European price overhang.
  • Silicon metal reaches adjusted-EBITDA breakeven in H2 2026 as priced demand improves after U.S. trade-case finalization.
  • Venezuela permit is granted before the end of Q3 2026 and the 120,000-ton low-cost restart proceeds.
  • Initial commercial critical-materials sales occur before year-end 2026, starting with ferromolybdenum and other alloys.
  • November 2026 EU ferrosilicon safeguard review closes the silicon-substitution loophole and restores alloy pricing.
What could go wrong
  • EU silicon metal investigation is delayed or weak, leaving the segment EBITDA-negative and exposed to Chinese and Angolan imports.
  • Ferrosilicon pricing remains blocked; the EU index stays down 14% YTD because silicon metal substitutes for ferrosilicon.
  • Critical materials stay pilot-stage; no commercial sales or government support materialize.
  • Venezuela permit is denied or delayed, leaving 120,000 tons of capacity stranded.
  • Free cash flow remains dependent on working-capital timing; Q2's positive $20M free cash flow was driven by a $28M working-capital release.
What’s Next

Looking Ahead

The next 12 months turn on three visible gates: a U.S. permit decision on Venezuela before the end of Q3 2026, a potential EU Commission silicon metal investigation announcement, and the November 2026 EU ferrosilicon safeguard effectiveness review. Management also targets initial commercial critical-materials activity before year-end 2026 and additional industrial-scale tests later this year.

Catalysts
  • Before end Q3 2026Venezuela permit decision — Tests whether the 120,000-ton flexible restart path is viable.
  • November 2026EU ferrosilicon safeguard review — Key checkpoint for whether EU alloy pricing can recover from -14% YTD.
  • Later 2026Additional critical-alloy tests — Shows whether ferromolybdenum test production can be repeated across other materials.
  • Before year-end 2026Initial critical-materials commercial activity — Would convert strategic tests into first revenue and de-risk the platform.
  • No date disclosedEU silicon metal investigation announcement — Management expects the EU Commission to publicly announce a China/Angola case.
  • End-2027 to 2028Coreshell OEM qualification — Estimated window for pilot battery qualification; drives later silicon metal offtake.
Numbers

Financials

Annual Summary

MetricFY2024FY2025TTMYoY
Revenue$1.5B$1.3B$1.4B-11.0%
Gross Margin27.3%3.4%2.8%2,388bps
EBITDA$13M−$114M$1.1B-950.0%
EBITDA Margin0.9%-8.5%-6.3%942bps
Net Income−$78M−$171M−$111M-119.5%
Free Cash Flow$165M−$16M$633M
Net Cash

Key Ratios (Trailing)

Valuation
  • P/E TTM
  • EV/EBITDA TTM
  • EV/Revenue TTM
  • Price/FCF TTM
Profitability
  • Gross Margin (TTM)2.8%
  • EBITDA Margin (TTM)-6.3%
  • Net Margin (TTM)-8.1%
  • ROIC-16.6%
  • SBC / Revenue0.0%
Reference

The Company

Ferroglobe is a Western processor of silicon metal, ferrosilicon, and manganese-based alloys. Its products feed aluminum smelters, silicone chemical producers, steelmakers, foundries, polysilicon producers, and semiconductor/electronics applications. The 20-F describes the company as one of the world's largest producers of silicon metal, silicon-based alloys, and manganese-based alloys, with quartz mining, low-ash metallurgical coal mining, and hydroelectric power interests.

Operations span North America, Europe, South Africa, China, and Argentina across its reportable segments. The company uses submerged-arc electric furnaces and can switch some capacity between silicon metal and ferrosilicon; three furnaces were converted to ferrosilicon in 2026. It holds 51% of Bécancour, Canada, and controls assets including Selma, Alabama, idle since December 2023, Polokwane, South Africa, idled for the foreseeable future, and four flexible furnaces in Venezuela.

Business Segments

Silicon metals
FY2025 silicon metal revenue $430.2M; North America and Europe segments
Silicon metal feeds aluminum, polysilicon, silicones, and semiconductor/electronics applications.
Growth driver: Trade protection and polysilicon demand recovery.
Silicon-based alloys
FY2025 ferrosilicon revenue $282.6M
Ferrosilicon is about 75% silicon and goes to steel and electrode manufacturing; includes foundry products.
Growth driver: Steel restarts and import substitution.
Manganese-based alloys
Europe – Manganese FY2025 revenue $363.9M
Manganese alloys go to steelmaking; over 90% of global manganese alloy production goes to steel.
Growth driver: EU safeguards and steel demand.

Competitive Landscape

The 20-F names Elkem, Rima, Liasa, Minas Ligas, Simcoa, and PMB Silicon among silicon and ferroalloy competitors, plus smaller producers in Angola, Bosnia Herzegovina, Iceland, Germany, Russia, and Thailand. Dow and Wacker are noted as not competitive in merchant markets. In EU27 manganese alloys, management says Ferroglobe is effectively the only producer and benefits most from safeguards.

  • Elkem
    Silicon metal, ferrosilicon, foundry products, silica fumes, carbon products, and energy; named in the 20-F.
  • Silicones and silicon-based technology; 20-F notes not competitive in merchant markets.
  • Wacker
    Silicon in Norway; 20-F notes not competitive in merchant markets.
  • Rima
    Brazilian silicon metal and ferrosilicon producer.
  • Simcoa
    Australian silicon producer, belongs to Shin-Etsu.
Named competitors come from the 20-F; the filing also lists Privat Group, Eramet, Finnfjord, and Huta Laziska in manganese/silicon alloys.

Supply Chain

Ferroglobe sits mid-chain, converting purchased quartz, coal, manganese ore, and electricity into silicon and manganese alloys for chemical, aluminum, steel, and solar/semiconductor customers. None of the 12 neighbors in the source scan mentioned GSM by name.

Supplier
Colombian coal supplier
Approximately 86% of third-party coal purchases in 2025; remainder from U.S., Australia, South Africa.
Supplier
South Africa and Gabon manganese ore
Majority of manganese ore sourcing; additional procurement from Ghana and Mexico.
Supplier
Eskom
Evergreen electricity supply agreement for Polokwane and Emalahleni, South Africa.
Supplier
EDF / French PPAs
Power purchase agreements; new 10-year French energy agreement cited on Q2 2026 call.
Western footprint with furnace flexibility
GSM
Processes quartz, coal, manganese ore, and electricity into silicon metal, ferrosilicon, and manganese alloys.
Dow Silicones Corporation
12.3% of FY2025 sales
Largest customer; 16.8% in 2024 and 17.0% in 2023.
Coreshell
Investee/customer with binding multiyear silicon metal supply term sheet.

Analysis updated Aug 12, 2026, reviewing Q1 FY2026. Prices delayed. Built with The Buildout’s published methodology. Not investment advice. No positions held. © The Buildout 2026.

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