Over the past decade, marketers got their hands on more data about audience behavior than ever before, and somewhere along the way it scared us off some of the foundational measures we used to rely on. The impression was one of them. We traded it for the click, not because the click told the whole story, but because it was the part we could count. A click proved someone saw the content and cared enough to act on it, and that made it easy to defend.
But you have to be seen to be believed, and I’d argue the impression is having a comeback.
AI search is a big reason why. It’s teaching buyers to get their answer without ever visiting the source. When Pew Research Center analyzed a month of real browsing data, users clicked on traditional search result links during 8% of visits when an AI summary appeared, compared to 15% of visits without summaries, and they rarely clicked on sources cited within the AI summaries themselves, doing so in just 1% of visits. The same pattern plays out in ChatGPT, Claude and Perplexity, where the answer is the destination. At the same time, buyers want more privacy, and the conversations that shape B2B decisions keep moving out of broad public channels and into Slack groups, DMs and niche communities that no analytics tool can see.
The Silent Audience is Often Your Best Audience
The instinct is to treat untraceable exposure as waste. In my experience, it’s usually the opposite. People who lurk instead of engage are frequently further along in their buying process, and they don’t want to tip their hand to a sales team. They’re reading, comparing and forming opinions on their own terms.
Our research at PAN shows something similar. In our 2026 Brand Experience Report, which analyzed more than 20 B2B brands, the brands growing fastest in revenue were often seeing their conversation volume decline. In 40% of the brands we looked at, reach was growing faster than mention volume. More people were seeing these brands than talking about them. Judged on activity alone, that looks like a problem, but on revenue, it looks very different.
The disadvantage is obvious to anyone who has sat across from a CFO. “Trust me, they’re out there” doesn’t hold up in a budget meeting. That’s why so many brands under-invest in top-of-funnel work that isn’t generating clicks, even when that work is doing its job.
Going back to counting impressions and hoping for the best won’t solve this. What will help is finding the leading indicators that show correlative impact. The right mix depends on your buyer’s journey, but these three are a strong place to start.
AI Citation Appearance
If a piece of content starts getting surfaced in AI-generated answers within days of publishing, that’s a leading indicator of sustained organic visibility. I’d argue it’s an earlier, more durable signal than a change in rankings, because it shows AI systems consider the content credible enough to repeat.
PAN’s C-Suite Signals analyzed more than 66,000 citations from AI answers to C-suite research questions and found that LinkedIn was the top cited source for eight of nine executive roles. Much of what shapes AI’s answers is content marketing and communications teams already create.
One caution: don’t treat a single check as a result. The same research re-ran identical prompts across ChatGPT, Claude, Gemini and Perplexity, and 50.4% came back with a substantially different answer in the same session. For CMO queries, it was 61%. AI visibility moves, so track citation appearance over time and read it as a trend.
Scroll Depth and Time on Page in the First Few Hundred Visits
Early engagement quality predicts how long an asset will last. A strong early ratio, for example, 60% or more of readers scrolling through a long-form piece, is a good sign the content will hold up as a durable resource that keeps earning attention, links and citations well after launch.
Our Brand Experience Report showed why we should note how long someone looks at content. When we tested identical claims with the same CMO audience, the unpolished, human versions delivered 10x the click-through rate and held attention 2.3x longer in-feed than the polished versions. Yet every landing page click came from the polished variants. Attention and action are different jobs. A measurement stack that only rewards action might be at the expense of content that earns attention.
Dark Funnel Tracking
Reverse-IP tools show which companies are visiting your site without filling out a form or clicking a CTA. It’s the purest lurker signal available. It also gives you a quality-over-quantity read. Instead of asking how many people showed up, you can ask whether the right accounts did. Ten visits from companies that match your ideal customer profile can mean more than a thousand from people who will never buy.
Paired with the other two indicators, this gets you closer to a story a CFO can follow: the content earned attention, AI started citing it and the right companies came to look.
Not Every Lurker Needs To Be Pulled Out
Measuring silent exposure doesn’t mean you have to end it. Forcing a lurker to engage before they’re ready usually just annoys them, and it can cost you a buyer who was already on their way to you. For the ones who are ready, smart, personalized retargeting that keeps you top of mind, or a thoughtful email with a highly relevant offer, is usually a good place to start. For everyone else, the job is to keep showing up with useful, credible content in the places they already look.
The silent impression is only going to become more common, and it’s accelerating. Most measurement stacks were built to count clicks because clicks were countable, not because they were the whole story. The right leading indicators will look different for every brand and every customer base. Take the time to work out yours, so you don’t rotate away from what’s working in favor of what’s easiest to measure.
Lauren Hill is Vice President of Marketing at PAN Communications, a global brand-to-demand agency for B2B tech and healthcare companies. For over a decade, Lauren has worked as a data-driven marketer, specializing in creative storytelling and measurement, helping to create value for emerging growth and enterprise companies.
