Olin Files Amended S-4 for Huntsman Merger, Sets August 25 Vote
OLN is trading near its 52-week low of $18.075 (11% above the low).
Summary
Olin's amended S-4 sets an August 25 shareholder vote on its all-stock merger with Huntsman, providing updated financial details and disclosing stockholder litigation over prior disclosures.
Key Events · M&A and Partnerships · OLN
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Amended S-4 Filed
Olin filed Amendment No. 1 to its S-4 registration statement on July 10, 2026, updating the joint proxy statement/prospectus for the proposed merger with Huntsman.
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Shareholder Vote Set
Special meetings for both Olin and Huntsman shareholders are scheduled for August 25, 2026, with a record date of July 9, 2026.
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Merger Consideration Updated
Based on the July 9 closing price, the implied value of the 0.5476 exchange ratio is $11.06 per Huntsman share, down from $13.85 at announcement due to Olin's stock decline.
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Litigation Risk Disclosed
Huntsman has received demand letters from stockholders alleging disclosure deficiencies in the preliminary proxy statement, which could lead to lawsuits and delay the merger.
Analysis · OLN · Industrial Applications And Services
Olin's amended S-4 advances the $12.5 billion all-stock merger with Huntsman by setting a shareholder vote for August 25, 2026. The filing provides updated share counts, a record date of July 9, and an implied per-share value of $11.06 for Huntsman stockholders based on recent prices. It also discloses demand letters from Huntsman stockholders alleging disclosure deficiencies, a risk that could delay the deal. The merger, if approved, would create a combined entity with significant scale and cost synergies, but faces integration and regulatory hurdles.
How filings like this one have moved
In the 30 days to Aug 24, 2026, 37.5% of the 3362 measured filings Wiseek scored 8 moved their stock by 5% or more by the next session's close. The median move was 0.00%. These are measured outcomes after filings of this importance, not a forecast for this one.
Measured one observation per ticker per day, after exclusions. Current figures: Filing Impact Tracker · open dataset
At the time of this filing, OLN was trading at $20.05 on NYSE in the Industrial Applications And Services sector, with a market capitalization of approximately $2.3B. The 52-week trading range was $18.08 to $30.46. This filing was assessed with neutral market sentiment and an importance score of 8 out of 10.