A retail media metric that isn't shiny or new but one that you return to again and again

Let’s be real: retail media is full of shiny, headline-grabbing metrics that come and go with the latest trends. But in today, I’m digging into the metrics that brand leaders swear by day in and day out AKA the workhorses that drive real business decisions. I asked three brand-side leaders to share that one metric they come back to time and again, even when the industry is distracted by the 'next big thing'.We’ll hear why TACoS is the daily go-to for navigating the quirks of Amazon vendor revenue, how market share keeps your brand grounded in a sea of competitive noise, and why new-to-brand is the holy grail for understanding true discovery. If you're ready to cut through the fluff and focus on what actually moves the needle, this one’s for you.This episode is sponsored by Connected Commerce at Acosta GroupTimeline[1:28] – Luiz Antunes on why TACoS remains his north star for budget tracking, especially around events like Prime Day.[3:04] – Danny Silverman explains how market share reveals the truth about performance in a turbulent category landscape.[4:33] – Elizabeth Rivas shares how new-to-brand metrics fuel AlgaCal’s discovery-driven strategy and guide ad creative planning.[5:30] – Exploring which ad formats are actually pulling in new customers using AMC insights.[6:03] – Wrap-up and a reminder that these foundational metrics keep us anchored, no matter the trends.Links & ResourcesSubscribe to Retail Media Breakfast Club's daily newsletterFollow Kiri on LinkedInFollow Luiz Antunes on LinkedInFollow Danny Silverman on LinkedInFollow Elizabeth Rivas on LinkedIn