Monitor the shareholder vote results on August 25, 2026, and any regulatory developments. The merger is expected to close in first half 2027, so the stock will likely trade on merger-arbitrage dynamics until then. Watch for any material changes in Olin or Huntsman operating performance or regulatory conditions that could affect the completion timeline.
Price Chart
Executive Summary
Olin filed Amendment No. 1 to its S-4 registration statement for the merger of equals with Huntsman Corporation. The filing advances the shareholder vote scheduled for August 25, 2026, and includes fairness opinions, tax opinions, and proxy materials. The merger consideration is fixed at 0.5476 Olin shares per Huntsman share, implying Olin shareholders will own ~54.5% and Huntsman stockholders ~45.5% of the combined company. The merger is expected to close in the first half of 2027.
Key Facts
- Merger exchange ratio is 0.5476 shares of Olin common stock per share of Huntsman common stock.
- Olin shareholders will own approximately 54.5% and Huntsman stockholders approximately 45.5% of the combined company on a fully diluted basis.
- Special meetings of Olin shareholders and Huntsman stockholders are scheduled for August 25, 2026.
- Both boards unanimously recommend approval of the merger proposals.
- The merger is expected to close in the first half of 2027, subject to shareholder and regulatory approvals.
- Olin's 2025 revenue was $6,780.8 million with a net loss of $(100.5) million; Huntsman's 2025 revenue was $5,683 million with a net loss of $(284) million.
Financial Impact
No new financial data in this filing. The merger is a stock-for-stock transaction; the implied value of the merger consideration per Huntsman share was approximately $11.06 based on the record date closing price of Olin stock.
Risk Factors
- Risk that Olin shareholders or Huntsman stockholders do not approve the merger (Olin direct merger proposal requires >2/3 of outstanding shares).
- Regulatory antitrust approvals may impose conditions or delay closing beyond the expected first half 2027 timeline.
- Integration risks and potential failure to achieve the projected $300+ million in near-term cost synergies.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 13 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| S-4/A Filing (Primary) | 0001193125-26-300198 |
| Document: d127943dex82.htm | 0001193125-26-300198 |
| Document: d127943dex81.htm | 0001193125-26-300198 |
| Document: d127943dex991.htm | 0001193125-26-300198 |
| Document: d127943dex992.htm | 0001193125-26-300198 |
| Document: d127943dex993.htm | 0001193125-26-300198 |
| Document: d127943dex234.htm | 0001193125-26-300198 |
| Document: d127943dex994.htm | 0001193125-26-300198 |
| Document: d127943dex995.htm | 0001193125-26-300198 |
| Document: d127943dex235.htm | 0001193125-26-300198 |
| Document: 0001193125-26-300198-index-headers.html | 0001193125-26-300198 |
| Document: 0001193125-26-300198-index.html | 0001193125-26-300198 |
| Document: 0001193125-26-300198.txt | 0001193125-26-300198 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Aug 25, 2026 5w ago | 8-K | $17.52 $16.26 | ▼ −7.19% | ▼ −7.34% | $15.90 (−9.25%) |
Jul 14, 2026 11w ago | EFFECT | $21.66 $19.08 | ▼ −11.91% | ▼ −14.40% | $15.90 (−26.59%) |
Jul 10, 2026 12w ago | S-4/A | $20.68 $18.59 | ▼ −10.11% | ▼ −12.53% | $15.90 (−23.11%) |
Jul 2, 2026 13w ago | S-4 | $20.04 $22.17 | ▲ +10.63% | ▲ +11.04% | $15.90 (−20.66%) |
Jun 16, 2026 15w ago | 425 | $23.00 $21.98 | ▼ −4.43% | ▼ −5.75% | $15.90 (−30.87%) |
Jun 16, 2026 15w ago | 8-K | $23.00 $21.98 | ▼ −4.43% | ▼ −5.75% | $15.90 (−30.87%) |
Jun 16, 2026 15w ago | 8-K | $23.81 $21.66 | ▼ −9.03% | ▼ −9.23% | $15.90 (−33.22%) |
Jun 11, 2026 16w ago | Institutional Cluster | $24.20 $20.19 | ▲ +16.57% | ▲ +18.46% | $15.90 (+34.30%) |
Mar 20, 2026 28w ago | DEFA14A | $23.63 $26.82 | ▲ +13.50% | ▲ +4.18% | $15.90 (−32.72%) |
Feb 24, 2026 31w ago | Insider Cluster | $24.27 $27.57 | ▲ +13.60% | ▲ +18.58% | $15.90 (−34.49%) |
US Market Status
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