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MOSAIC (MOS) Q1 FY26 earnings call: guidance and Q&A

Earnings call· Mar 2026 (Q1 FY26)· Materials· May 11, 2026

Source: earnings call transcript

Executive summary

The Mosaic Company Q1 FY26 — Navigating Challenging Phosphate Markets with Strategic Capital Optimization

The Mosaic Company navigated a challenging Q1 FY26 marked by geopolitical volatility and raw material supply constraints, particularly in the phosphate market. The company is differentiating itself through optimized U.S. phosphate assets and a disciplined capital allocation strategy, including CapEx reductions and non-core asset divestitures. While facing near-term production curtailments due to unsustainable sulfur prices, Mosaic remains focused on long-term opportunities, including Biosciences growth and rare earth element extraction, positioning for an eventual market recovery.

Highlights

4
  • Phosphate sales volume reached 1.9 million tonnes in Q1 FY26, the highest in 5 years, reflecting broad market access.

  • Three of four U.S. phosphate facilities (Bartow, Riverview, Faustina) achieved phosphoric acid operating rates at or above 80% in Q1 FY26.

  • Mosaic Biosciences revenue expected to double again in FY26, with 2 new products launched in Q1 FY26.

  • Workforce reduction initiated in April 2026 expected to generate $50 million in annualized expense savings, with $15 million realized this year.

Concerns

4
  • Global phosphate market facing severe pressure due to geopolitical events impacting raw material supply (sulfur, ammonia) and driving up costs.

  • U.S. and Brazil farm economics remain challenging, leading to careful nutrient purchasing decisions and impacting spring demand.

  • Spot sulfur prices imply compressed Q3 stripping margins, leading to partial production curtailments at Bartow and Louisiana phosphate facilities.

  • Working capital release of $300M-$500M is now subject to opposing forces: curtailments increasing release, but higher raw material prices reducing it.

Guidance & targets

CategoryTargetConfidence
Full-year 2026 Capital Expenditure
$1.25 billion
high materiality
High
Annualized Expense Savings from Workforce Reduction
$50 million
medium materiality
High
Mosaic Biosciences Revenue Growth
double again
low materiality
High
Phosphate Segment Realized Sulfur Costs
roughly $540 per tonne
high materiality
High
Phosphate Segment Realized Ammonia Costs
roughly $610 per tonne
high materiality
High
Phosphate Segment DAP Pricing
$7.60 to $7.80 per tonne
high materiality
High
Phosphate Segment Realized Stripping Margins
in excess of $400 per tonne
high materiality
High
Mosaic Fertilizantes Annual Maintenance CapEx Savings
$20 million to $30 million
medium materiality
High
Working Capital Release
$300 million to $500 million
high materiality
Medium

Segment performance

SegmentRevenueYoYQoQMargin
Phosphate
Achieved highest quarterly sales volume in 5 years. Three of four facilities met phosphoric acid operating rate targets. New Wales completed an extensive planned turnaround in March. Product mix shifted towards higher MAP and DAP sales, impacting unit COGS due to higher phosphoric acid content.
Sales Volume: 1.9 million tonnesPhosphoric Acid Operating Rates (Bartow, Riverview, Faustina): at or above 80%Average Cost of Sulfur: $379 per tonneAverage Cost of Ammonia: $626 per tonne
———near $400 per tonne stripping margins
Mosaic Fertilizantes (Brazil)
Managed through challenging credit environment and sulfur cost dynamics, with Q1 performance better than expected. Distribution business differentiated through careful risk management. Idled SSP production at Araxa and related mining at Patrocinio, resulting in $442 million in charges ($328 million non-cash).
———improved distribution margins sequentially

MOS operating KPIs by quarter

MOS operating KPIs stated on its earnings calls, by fiscal quarter
KPI Dec 2025 Q4 FY25This call Mar 2026 Q1 FY26 Jun 2026 Q2 FY26Change vs prior quarter
Production volume Phosphate
1.7M tons We produced 1.7 million tonnes in the fourth quarter even with an extended turnaround at our Bartow facility as well as deliberate steps to adjust production amid soft US demand. Source: earnings call transcript
—
1.4M tons During the second quarter, we produced and sold 1.4 million tonnes of phosphate despite all the turmoil in the market. Source: earnings call transcript
—
Shipments Phosphate—
1.9M tons In phosphate, we sold 1.9 million tonnes in the first quarter as deferred demand from the end of 2025 returned. Source: earnings call transcript
1.4M tons During the second quarter, we produced and sold 1.4 million tonnes of phosphate despite all the turmoil in the market. Source: earnings call transcript
-26.3%

Operating figures the company stated on at least two of the calls shown, checked against each call's transcript. Click a figure to read the sentence. A dash means it was not stated that quarter.

Product announcements

ProductTypeDetails
New Biosciences Productslaunch

Deals & partnerships

International Minerals Carlsbad Sale of Carlsbad potash mine

Completed the sale of the Carlsbad potash mine in New Mexico to International Minerals Carlsbad in April.

Rainbow Rare Earths Project development agreement for rare earth elements extraction

Announced a project development agreement for the Uberaba gyp stack in Brazil to recover rare earth elements from phosphogypsum.

Capital programs

New Wales Turnaround completed

Benefit:higher phos acid rates

Completed a very extensive planned turnaround in March, which should allow for higher phos acid rates from that plant in the future.

South Fort Meade Eastern Extension underway

Benefit:defers need to construct new mine and beneficiation plant

Moved all 3 drag lines to the new Eastern extension and performed a turnaround at the mine's beneficiation plant. This defers the need for a new mine and plant.

Hydrofloat Project and Esterhazy Optimizations underway

Benefit:drive cost meaningfully lower

The ramp of hydrofloat project and other optimization projects at Esterhazy are expected to drive cost meaningfully lower as we move through the year.

Uberaba Gyp Stack Rare Earths Project advancing

Benefit:recover rare earth elements from phosphogypsum

Announced a project development agreement with Rainbow Rare Earths, following a positive economic assessment. Evaluating similar opportunities in the U.S.

Risks & headwinds

Geopolitical events impacting raw material supply Ongoing, near-term

Roughly 20% of global phosphate, 1/3 of urea, 1/4 of ammonia and 1/2 of seaborne sulfur volumes originate in the Middle East. Nearly half of all phosphate raw materials impacted.

Mitigation:Diversified raw material sources, adjusting operating plans, temporary production curtailments.

High spot sulfur prices and compressed stripping margins Q2 FY26 and potentially Q3 FY26

Spot sulfur prices imply compressed Q3 stripping margins that are well below Q1 realizations. Marginal cost of sulfur at $1,200 per tonne, ammonia at $800 per tonne, making marginal stripping margins below variable costs.

Mitigation:Partially reducing production rates at Bartow and Louisiana, scaling back Brazil fertilizer production, preserving Q2 sulfur for longer, waiting for market normalization.

Challenging farm economics and farmer affordability Near-term

Impacted spring demand in the U.S. and Brazil. Leads to careful nutrient purchasing decisions.

Mitigation:Positioning product where needed, focusing on long-term fundamentals of nutrient replenishment and eventual improvement in ag commodity prices.

Raw material availability in Brazil Q2 FY26 and potentially Q3 FY26

Brazil needs to import 85% of NPK; first 4 months saw reduction in nitrogen and phosphate imports. In-country inventory is extremely low.

Mitigation:Selective deployment of capital, prioritizing higher-quality counterparties, adjusting sales pace, idling underperforming SSP production.

Uncertainty in cash flow generation Remainder of FY26

Higher raw material prices pressure working capital (raw materials and finished goods inventory).

Mitigation:Diligence on cost savings initiatives ($50 million annualized from workforce reduction), lower CapEx budget ($1.25 billion for FY26), managing working capital (aiming for $300M-$500M release).

What to watch in Q2 FY26

Sulfur Price Normalization

Next quarter
Current Marginal cost at $1,200/tonne
Target Lower, more normalized levels

Why it matters

Sulfur price and availability are the biggest drivers of Mosaic's production decisions and profitability in the phosphate segment.

Make no mistake, sulfur availability and subsequent affordability are the biggest things driving our view from a Mosaic standpoint on where we can participate and what we can produce to participate.

Find out whether MOS delivers this. Inve re-checks your case every morning.

Q&A highlights

Can you provide an updated directional range for working capital release, considering changes in production guidance and raw material prices?

The previous estimate of $300 million to $500 million working capital release for the year still stands, but it's influenced by two opposing forces: higher raw material prices (sulfur, ammonia) tend to reduce the release, while production curtailments tend to increase it. Q1 saw a $120 million release from phosphate finished goods, partially offset by seasonal inventory build in Brazil and higher input costs.

“So the $300 million to $500 million pretty much continues to be our estimate for release.”

asked by Justin Pellegrino · answered by Luciano Pires

2 min read 6 chapters

Detailed narrative

Geopolitical Impact on Global Fertilizer Markets

Geopolitical events, particularly the conflict in the Persian Gulf, have significantly impacted the global fertilizer market. Roughly 20% of global phosphate, 1/3 of urea, 1/4 of ammonia, and 1/2 of seaborne sulfur volumes originate in the Middle East. Combined with Black Sea disruptions, nearly half of all phosphate raw materials have been affected, leading to an already tight market becoming even tighter and exacerbating supply chain volatility.

Phosphate Market Dynamics and Production Adjustments

Global phosphate prices are elevated due to shortages, but stripping margins are under severe pressure from high raw material costs, especially sulfur. China has banned phosphate exports through August, and other producers have curtailed production. Mosaic is partially reducing production rates at its Bartow and Louisiana facilities and scaling back fertilizer production in Brazil to limit exposure to high spot sulfur prices and manage inventory, a temporary measure to be unwound when conditions improve.

Potash Business Stability and Outlook

The potash market remains balanced with robust demand across major markets. U.S. growers see good value, and Southeast Asia demand is strong due to attractive palm oil prices. China's imports set a record in Q1 FY26 to replenish low inventories.

Canpotex is fully committed through June, indicating tight inventories through Q2 FY26. The ramp-up of the hydrofloat project and other optimizations at Esterhazy are expected to drive costs lower, offsetting the impact of running the higher-cost Colonsay mine.

Capital Allocation and Portfolio Optimization

Mosaic is focused on disciplined capital allocation, shifting capital from underperforming assets. This includes selling 3 mines, idling SSP production at Araxa and Patrocinio (resulting in $442 million in charges, $328 million non-cash), and selling the Carlsbad potash mine. The company has also reduced its FY26 CapEx guidance by $250 million to $1.25 billion and initiated a workforce reduction for $50 million in annualized savings.

Biosciences and Rare Earth Elements Growth Opportunities

Mosaic Biosciences continues rapid growth, with revenues expected to double again in FY26, supported by 8-10 new product launches. The company is also advancing a long-term opportunity in rare earth elements, having announced a project development agreement with Rainbow Rare Earths for extraction from the Uberaba gyp stack in Brazil, with similar opportunities being evaluated in the U.S.

Brazil Market Challenges and Strategic Response

Brazil faces a challenging credit environment and raw material availability issues, leading to an expected contraction in fertilizer use in FY26. Mosaic Fertilizantes is managing through these dynamics by prioritizing higher-quality counterparties and adjusting sales pace. The idling of Araxa and Patrocinio is expected to improve operating margins and generate $20 million to $30 million in annual maintenance CapEx savings, reflecting a strategic shift away from challenged SSP production.

Summary of the company's earnings call; see how call summaries are prepared. Not investment advice.