Corning is trading 16.25% down at $120.06 following its July 28 earnings release. - The company reported core EPS of $0.78 and core sales of $4.74 billion, both of which surpassed analyst expectations. - However, its third-quarter revenue guidance of $4.9 billion to $5 billion fell slightly below analyst consensus, overshadowing the strong Q2 performance and contributing to the sharp decline in shares, alongside broader technology sector weakness.