17. Jun 2026

Olin and Huntsman agree all-stock merger

Olin and Huntsman agree all-stock merger

Olin and Huntsman have agreed an all-stock “merger of equals” that will create a combined chemicals group with 2025 revenue of $12.5 billion.

The new company will be named OlinHuntsman Corporation and will be headquartered in The Woodlands, Texas. Olin chief executive Kenneth Lane will become chief executive of the combined group, while Huntsman chief executive Peter Huntsman will serve as non-executive chairman.

Under the terms of the deal, Huntsman shareholders will receive 0.5476 Olin shares for each Huntsman share. Olin shareholders will own about 54.5% of the combined company, with Huntsman shareholders owning 45.5%.

The companies said the transaction had been unanimously approved and recommended by both boards. Completion is expected in the first half of 2027, subject to regulatory approvals and approval by shareholders of both companies.

The companies said the merger would create a larger North American chemicals business with complementary operations in Europe and Asia-Pacific. They identified key end markets including aerospace, automotive, consumer, construction and infrastructure, electronics, energy, industrial, pulp and paper, and water treatment.

"This combination provides a compelling opportunity for Olin and Huntsman to create a more resilient and value-focused chemicals company anchored in North America," said Ken Lane, president and chief executive officer of Olin. "Huntsman has built an impressive portfolio of polyurethane systems, formulation technologies and advanced materials serving technical, application-driven end markets. By integrating those capabilities with Olin's world-scale chemicals assets and operations and identified synergies and benefits, we will create an industry leader with greater flexibility to serve customers across the value chain, generate stronger cash flow across the cycle and pursue opportunities that neither business could fully capture on its own. I'm excited by the opportunity to lead OlinHuntsman and deliver long-term value for our shareholders, customers, employees and communities."

"As our industry continues to globalize, we compete more today against countries, than companies, trade policies and global supply chains than ever before," said Peter Huntsman, chairman, president and chief executive officer of Huntsman. "The opportunities this merger creates enable us to generate greater value for our shareholders, deliver exceptional service and products for our customers and provide greater stability and opportunities for our associates. This merger of equals takes two great companies and creates a much stronger global leader."

For the polyurethane industry, the key element of the deal is Huntsman’s downstream position in MDI, polyurethane systems and formulated solutions. Olin brings upstream chlor-alkali and derivatives operations, while Huntsman brings polyurethane, epoxy, amines, advanced materials and formulation expertise.

The companies said the merger would improve vertical integration, giving Huntsman’s downstream businesses access to chlorine inputs at producer economics and improving the US cost position in MDI, amines and epoxy. They said the combination would also improve feedstock security and strengthen resilience through the cycle.

Olin and Huntsman expect more than $300 million in synergy and integration benefits by the end of year three, rising to more than $400 million a year after full integration. The companies also expect more than $100 million in additional raw material integration benefits in 2031 and about $125 million in cash tax benefits from accelerated use of net operating losses.

The identified synergies include about $75 million a year from purchasing and raw material integration, about $75 million from operations and about $150 million from SG&A savings.

Share price reaction

The announcement was poorly received by investors in both companies, with Huntsman hit hardest.

At the time checked on 16 June, Huntsman shares were trading at $13.10, down $2.79 on the day, while Olin shares were at $23.40, down $1.90. Earlier reports said the implied offer price of $13.85 a Huntsman share represented a discount of about 12.8% to Huntsman’s previous close, rather than the premium usually associated with a takeover.

That discount appears to explain much of the negative reaction in Huntsman’s share price. Olin’s decline suggests investors were also cautious about dilution, integration risk and the near-term weakness of the chemicals market.

What it could mean for Huntsman Polyurethanes

For Huntsman Polyurethanes, the proposed merger is not simply a change of ownership. The strategic logic presented by the companies points directly to Huntsman’s MDI and polyurethane systems position.

The most immediate potential benefit is upstream integration. Olin’s chlor-alkali position could give Huntsman’s MDI chain a stronger cost base in North America, particularly where chlorine economics and feedstock availability influence competitiveness.

The companies explicitly highlight improved US cost position in MDI, amines and epoxy, as well as better feedstock security.
That could matter in a polyurethane market where margins have been under pressure from weak demand, overcapacity in some product chains and high energy and logistics costs in Europe. A more integrated North American platform may give Huntsman Polyurethanes more room to defend margins or compete more aggressively in selected applications.

The deal also suggests a sharper focus on downstream systems and formulated solutions. Huntsman’s polyurethanes business has long depended not only on MDI production but on applications expertise in areas such as construction, automotive, insulation, adhesives, coatings and elastomers. Olin does not bring comparable downstream polyurethane systems capability, so Huntsman’s technical and customer-facing operations are likely to remain strategically important within the combined group.

The risk is that a synergy programme of more than $400 million a year will almost certainly bring pressure for consolidation, rationalisation and corporate cost-cutting. While the companies have framed the transaction around growth and integration, polyurethane customers will want reassurance that technical service, systems house support and product development are not disrupted during the integration process.

In short, the merger could strengthen Huntsman Polyurethanes’ North American cost position and feedstock security, but the outcome for customers will depend on how aggressively OlinHuntsman pursues cost synergies and whether it preserves Huntsman’s downstream application expertise.

Huntsman
Olin

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