Olin (OLN) investor relations material

Deal rationale and strategic fit

• All-stock merger of equals creates a $12B+ North American chemicals leader with strong U.S. Gulf Coast presence and complementary European/Asian portfolios, serving diverse end markets.

• Integration of upstream manufacturing with differentiated downstream capabilities enables a world-scale, vertically integrated platform and improved value creation across cycles, products, and regions.

• Enhanced scale and vertical integration improve cost position, competitiveness, and resilience, positioning the combined entity to better compete globally against integrated international players.

• The ammunition business (Winchester) will remain a key segment, maintaining its industry-leading brand and deepening relationships with sporting, law enforcement, and military customers.

• Both companies share foundational values and a commitment to safety, integrity, and innovation.

Financial terms and conditions

• Structured as an all-stock merger; Huntsman shareholders receive 0.5476 Olin shares per Huntsman share.

• Olin shareholders will own ~54.5%, Huntsman shareholders ~45.5% of the combined company.

• Combined company to be named OlinHuntsman Corporation, headquartered in The Woodlands, Texas.

• Pro forma 2025 revenue estimated at $12.5 billion, adjusted EBITDA at $1.3 billion including synergies.

• Exchange ratio based on 30-day volume-weighted average prices as of June 12, 2026, delivering a premium to Huntsman shareholders.

Synergies and expected cost savings

• Over $400 million in identified and actionable cost synergies and integration benefits, with $300 million expected within 24 months and all by year three.

• Additional $100 million in raw material integration benefits anticipated starting in 2031 as contracts expire.

• $125 million in cash tax benefits from accelerated use of tax NOLs.

• Synergies from purchasing, raw material integration, operations, and SG&A efficiencies, including $75 million in purchasing synergies.

• Estimated $150–$200 million in cash costs to achieve synergies.