Olin and Huntsman: HSR waiting period expires for proposed merger

Key highlights
  • The Hart‑Scott‑Rodino Act waiting period for the proposed merger has expired, satisfying one key closing condition.
  • Shareholders of both companies overwhelmingly approved the transaction on August 25, 2026.
  • Closing remains subject to customary closing conditions, including receipt of additional regulatory approvals that are underway.
  • The transaction is described as a merger of equals.

HSR waiting period

The waiting period under the U.S. Hart‑Scott‑Rodino Antitrust Improvements Act in connection with the pending merger has expired, which the companies say satisfies one of the key closing conditions to the transaction.

Shareholder approval

As previously announced, shareholders of both companies overwhelmingly approved the transaction on August 25, 2026.

Next steps and risks

The closing of the transaction remains subject to satisfaction of certain customary closing conditions, including receipt of additional regulatory approvals that are currently underway. The communication also contains a detailed cautionary statement on forward‑looking risks and uncertainties that could affect the timing, approvals, anticipated benefits, and completion of the proposed merger.

Source: Huntsman

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