Corning is trading 4.3% down now at $165.85 (-4.25%), with no clear company-specific catalyst emerging in overnight coverage.
- August 17 coverage highlighted tariff immunity, a positive development rather than a downside trigger.
- Earlier reports about Apple’s canceled all-glass iPhone plan were published August 12 and appear stale.
- The move may reflect profit-taking after Corning’s recent sharp gains, but causation is unconfirmed.