Updated: Q2 2026EMARKETER is the leading research, data, and insights provider, helping companies maximize revenue, optimize spend, and anticipate digital disruption through our carefully vetted data sources and proprietary research methodology. Updated: Q2 2026Estimates are based on the analysis of various elements related to the digital advertising market, including macro-level economic conditions, historical performance trends across formats and channels, historical relationships between impressions and clicks, reported performance metrics from major ad publishers, estimates from other research firms, first-party benchmark data, consumer media consumption trends, device usage patterns, and EMARKETER interviews with executives at ad agencies, brands, media publishers, and other industry leaders. Updated: Q2 2026Ad cost per click (CPC) is the average amount advertisers pay for each clickthrough on their social ad in the period.