OLN vs WLK
OLN: Olin Corporation is a global industrial powerhouse specializing in the production of essential chemical building blocks like chlorine and caustic soda, alongside its prominent consumer and defense-grade ammunition business, Winchester. WLK: A vertically integrated global manufacturer linking core petrochemical building blocks like ethylene and chlorine to finished building and infrastructure products.
Side-by-side fundamentals
| Metric | OLN | WLK | Edge |
|---|---|---|---|
| Price as of 2026-09-09 close | $17.46 | $71.78 | |
| Market cap as of 2026-09-02 | $2.0B | $9.2B | |
| PEG as of 2026-09-02 | -0.02 | 0.80 | OLN lower |
| Net margin FY2025, SEC XBRL | -1.5% | -13.5% | OLN higher |
| Gross margin FY2025, SEC XBRL | +7.4% | +7.3% | OLN higher |
| Operating margin FY2025, SEC XBRL | +0.1% | -14.1% | OLN higher |
| ROE FY2025, SEC XBRL | -5.5% | -17.2% | OLN higher |
| ROA FY2025, SEC XBRL | -1.4% | -7.6% | OLN higher |
| Debt / equity as of 2026-09-02 | 1.77 | 0.58 | WLK lower |
| Revenue growth (YoY) as of 2026-09-02 | +0.6% | -4.0% | OLN higher |
| Revenue CAGR (3y) SEC XBRL | -10.2% | -10.9% | OLN higher |
| Dividend yield as of 2026-09-02 | +1.7% | +1.8% | WLK higher |
| Dividend streak (yrs) SEC XBRL | 13 | 13 | Tie |
| Beta as of 2026-09-02 | 1.42 | 1.01 | |
| 1-year return as of 2026-09-09 close | -31.2% | -16.5% | WLK higher |
Fundamentals: SEC XBRL company filings for the figures marked with a fiscal year, and market data, as of 2026-09-02 for the rest. Filings: SEC EDGAR. Prices are delayed daily-close data.
Last updated 2026-09-09.
Informational only — NOT financial advice. All figures are delayed daily-close data from SEC EDGAR & market data, shown with their as-of date; "Edge" cells are a pure numeric comparison, not a recommendation.