425 ·Filed Jun 16, 2026

HUN

Huntsman CORP
BULLISH
Impact 6/10
Horizonmonths Processed3mo ago SEC0001193125-26-272848
Rule 425 M&A communications
Actionable Insight ▲ Bullish

This filing is purely promotional and contains no new information. The stock should trade on the underlying deal terms already disclosed. Watch for the S-4 registration statement and joint proxy statement for shareholder vote details; regulatory risks remain the key variable for closing in H1 2027.

DirectionBullish
Confidencehigh
Horizonmonths
Final — all horizons settled through T+60d ⚠ clustered
HUN ▼ -25.06% at T+60d
LONG call ✗ call lost -25.06% · α vs SPY -28.21% · entry $12.73 → $9.54
Entry anchored
Jun 16, 04:08 PM ET
via exchange tick
T+1d
-5.18%
call -5.18% · α -5.96%
$12.07
settled 4mo ago
T+5d
-11.08%
call -11.08% · α -10.03%
$11.32
settled 3mo ago
T+20d
-6.83%
call -6.83% · α -8.15%
$11.86
settled 3mo ago
T+60d
-25.06%
call -25.06% · α -28.21%
$9.54
settled 21d ago

Price Chart

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Executive Summary

Olin filed a Rule 425 communication containing LinkedIn posts from Olin executives celebrating the all-stock merger of equals with Huntsman, announced June 16, 2026. The posts reiterate the creation of OlinHuntsman Corporation, emphasize complementary capabilities, and target closing in H1 2027. No new financial terms or changes to deal structure are disclosed.

Key Financial Metrics

Deal Type
merger

Key Facts

  • Olin and Huntsman entered into a definitive agreement for an all-stock merger of equals to form OlinHuntsman Corporation.
  • Transaction expected to close in the first half of 2027.
  • Previous filings disclosed exchange ratio of 0.5476 Olin shares per Huntsman share and $400M+ in expected cost synergies.
  • This filing contains only promotional LinkedIn posts from Olin executives and a video transcript; no new deal terms or financial figures.
  • Cross-filing context includes three other 425 filings from today (June 16, 2026) with identical reiterations of deal terms.

Financial Impact

All-stock merger of equals with $400M+ in targeted cost synergies; no new financial figures in this filing.

revenuecost synergies

Risk Factors

  • Regulatory approval risk, including potential antitrust conditions.
  • Shareholder approval risk from both Olin and Huntsman.
  • Integration execution risk for the combined entity.
  • Possible competing offers or termination of the merger agreement.

Market Snapshot

Exchange
NYSE
Sector
Chemicals & Allied Products
Analyst Consensus
9% bullish (23 analysts)

Investment Themes

Materials & Mining

Documents Analyzed

This report is based on 4 SEC documents filed with EDGAR.

DocumentAccession Number
425 Filing (Primary)0001193125-26-272848
Document: 0001193125-26-272848-index-headers.html0001193125-26-272848
Document: 0001193125-26-272848-index.html0001193125-26-272848
Document: 0001193125-26-272848.txt0001193125-26-272848
23 reports for HUN
Performance horizon
25% Hit rate 2 of 8 directional calls best @ T+1▲ +4.09%Aug 3, 2026
Filters
Rows
Reports for HUN — sortable, filterable
TypeNow
Aug 25, 2026
5w ago
8-K
BULLISH ★ 6/10
$9.63 $8.86▼ −8.00%▼ −9.20%$8.53 (−11.42%)
Aug 3, 2026
8w ago
Insider Buy
BULLISH ★ 4/10
$10.02 $9.58▼ −4.39%▼ −5.63%$8.53 (−14.87%)
Jul 31, 2026
8w ago
425
NEUTRAL ★ 5/10
$10.02 $9.58▼ −4.39%▼ −5.63%$8.53 (−14.87%)
Jul 31, 2026
9w ago
425
NEUTRAL ★ 5/10
$10.02 $9.58▼ −4.39%▼ −5.63%$8.53 (−14.87%)
Jul 14, 2026
11w ago
425
NEUTRAL ★ 5/10
$11.91 $10.44▼ −12.34%▼ −14.83%$8.53 (−28.38%)
Jul 13, 2026
11w ago
425
NEUTRAL ★ 5/10
$11.61 $10.36▼ −10.77%▼ −13.95%$8.53 (−26.53%)
Jul 13, 2026
11w ago
425
NEUTRAL ★ 5/10
$11.61 $10.36▼ −10.77%▼ −13.95%$8.53 (−26.53%)
Jun 25, 2026
14w ago
425
NEUTRAL ★ 3/10
$11.41 $12.81▲ +12.27%▲ +11.01%$8.53 (−25.24%)
Jun 17, 2026
15w ago
425
NEUTRAL ★ 4/10
$12.73 $11.86▼ −6.83%▼ −8.15%$8.53 (−32.99%)
Jun 16, 2026
15w ago
425
NEUTRAL ★ 4/10
$12.73 $11.86▼ −6.83%▼ −8.15%$8.53 (−32.99%)
Showing 10 of 23

US Market Status

Market Closed — Opens Mon (64h 22m)

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