Basic earnings per common share are computed by dividing net income attributable to Corning Incorporated by the weighted-average number of common shares outstanding for the period. Diluted earnings per common share assumes the issuance of common shares for all potentially dilutive securities outstanding.

The following table presents the reconciliation of the amounts used to compute basic and diluted earnings per common share (in millions, except per share amounts):


	Year ended December 31,
	2025		2024		2023
Net income attributable to Corning Incorporated	$	1,596	$	506	$	581





Weighted-average common shares outstanding - basic	855		853		848
Effect of dilutive securities:
Stock options and other awards	16		16		11
Weighted-average common shares outstanding - diluted	871		869		859
Basic earnings per common share	$	1.87	$	0.59	$	0.69
Diluted earnings per common share	$	1.83	$	0.58	$	0.68

Anti-dilutive potential shares excluded from diluted earnings per common share:

Stock options and other awards	0		0		2
Total	0		0		2