B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
4.6%
4.6% -- change in ai overview mentions for Pages with schema markup in Google AI Overviews (2026-05)
Mentions within Google AI Overviews decreased by 4.6% for pages with schema markup in an Ahrefs sample.
- Mentions decreased slightly in the analyzed sample of ~1,900 pages
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
4.6%
Unit
Percentage
Data Vintage
2026-05
Entity
Sample Size
1,900
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Ahrefs
Primary
Tier B
https://marketing.link/ai-marketing-news-digest-may-2026/ ↗
Source Article
AI and Marketing News Roundup for May 2026
AI & MARKETING NEWS DIGEST—MAY 2026
Marketing Link has compiled the most important news of the month: Google continues moving advertising into AI Mode, is shutting down Display Campaigns, and is rapidly rolling out AI assistants across Ads, Analytics, and Merchant Center. SEO is evolving as well—GA4…
Original Research
Ahrefs
· Original study ↗
Methodology
Ahrefs analyzed ~1,900 pages with schema markup added; mentions in Google AI Overviews decreased by 4.6% in the sample
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Pages with schema markup in Google AI Overviews: 4.6% change in ai overview mentions. Source: Ahrefs (2026-05). Via Lighthouse Intelligence -- https://lighthousedata.io/data/schema-markup-ai-overview-mentions-decrease-ahrefs
HTML Embed
<blockquote cite="https://lighthousedata.io/data/schema-markup-ai-overview-mentions-decrease-ahrefs" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>4.6%</strong> -- change in ai overview mentions for Pages with schema markup in Google AI Overviews<br><small>Source: Ahrefs (2026-05) · <a href="https://lighthousedata.io/data/schema-markup-ai-overview-mentions-decrease-ahrefs" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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