Why Olin Corporation (OLN) stock rose 9.7% on Friday, October 30, 2026

Olin Corporation (OLN) closed at $17.6, up 9.66% on Friday, October 30, 2026, on volume of 6,670,461 shares (1.8× its 3-month average); market value about $2.00B.

What happened: primary sources

Events Nexqual found for OLN on Friday, October 30, 2026 or the trading day before (October 29, 2026):

• Oct 29, 2026: Reported Q3 2026 results: EPS $0.13 vs consensus $0.16 (miss), revenue $1.75B vs consensus $1.84B (miss). Guidance: Fourth quarter 2026 adjusted EBITDA is expected to be in the range of $80 million to $100 million. source
• Oct 30, 2026: One of 3 Chemicals stocks among the day's biggest gainers (MEOH, OLN, HUN), with no comparable group among the biggest losers

These are listed as context. A filing or rating change on the same day is not proof that it caused the move; read the source.

More on OLN

OLN stock page: price, SEC financials, insider trades, superinvestor holders, analyst estimates and options. Earnings report: OLN results, October 29, 2026. Other big moves that day: October 30, 2026.

Sources: SEC EDGAR, Nexqual Earnings Flash, analyst rating changes, Nexqual market data. Built November 4, 2026 at 11:37 UTC. Not investment advice.

Data source: Nexqual. Last updated: November 4, 2026 at 11:37 UTC. This page is informational and not investment advice.

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