Olin-Huntsman Merger Wins Strong Shareholder Approval

Olin Corporation and Huntsman Corporation have received strong shareholder approval for their previously announced all-stock merger of equals, marking a major step toward creating a larger and more integrated global chemicals company. The transaction is expected to combine the complementary businesses of both companies under the proposed OlinHuntsman Corporation, subject to regulatory clearances and other closing conditions.

At separate special shareholder meetings, investors from both companies overwhelmingly supported the proposed combination. Preliminary voting results showed that approximately 97% of votes cast by Olin shareholders favored completion of the transaction. These votes represented about 81% of Olin’s total outstanding shares.

Huntsman shareholders also delivered strong backing. Approximately 99% of votes cast supported the merger, representing around 75% of the company’s outstanding shares. The results demonstrate broad shareholder confidence in the strategic rationale behind the combination and its potential to strengthen competitiveness in the global chemicals industry.

Following the approval, Olin and Huntsman will proceed with the remaining requirements needed to complete the transaction. The merger will be implemented through a direct combination of the two companies, provided all applicable closing conditions are satisfied.

The proposed merger is designed to create a more diversified and vertically integrated chemicals platform with a broader portfolio and greater scale. The combined business is expected to strengthen its ability to serve customers across multiple stages of the value chain while improving operational efficiency and enhancing long-term resilience.

The companies believe that increased scale, product diversification and vertical integration will provide greater flexibility in responding to changing market conditions. A broader customer and product base could also help the combined company compete more effectively in an increasingly global and competitive chemicals market.

The final voting results remain subject to certification by the independent election inspectors of Olin and Huntsman. Once certified, the companies will disclose the official results through separate filings with the U.S. Securities and Exchange Commission.

The transaction is currently expected to close during the first half of 2027. However, completion remains dependent on obtaining required regulatory approvals and satisfying or waiving other customary closing conditions. Until the transaction closes, Olin and Huntsman will continue operating as separate companies.

Product Impact and Chemical Commodity Price Impact

The merger could strengthen Olin and Huntsman’s competitive position by combining production capabilities, product portfolios and supply-chain assets. Greater vertical integration may improve operational efficiency, supply reliability and cost management across chlor-alkali, vinyls, polyurethane and specialty chemical markets. For chemical commodities tracked by ChemAnalyst, the immediate price impact is expected to remain limited because the transaction will not initially remove significant capacity from the market. Over the medium term, integration-related production optimization or capacity rationalization could tighten supplies and support prices for selected products. However, expanded scale and efficiency could also reduce costs, limiting upward price pressure across affected chemical commodities.