GENEVA--(BUSINESS WIRE)--Alcon (SIX/NYSE:ALC), the global leader in eye care, reported its financial results for the three and twelve months ended December 31, 2023. For the fourth quarter of 2023, sales were $2.3 billion, an increase of 8% on a reported basis and 10% on a constant currency basis(1), as compared to the same quarter of the previous year. Alcon reported diluted earnings per share of $0.86 and core diluted earnings per share(2) of $0.70 in the fourth quarter of 2023. David J. Endicott, Alco ...