B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
75%
75% -- retail media market share for Amazon (2026)
Amazon holds over 75% of US retail media spend in 2026.
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
75%
Unit
Percentage
Data Vintage
2026
Entity
Geography
US
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
mktg.ai
Primary
Tier B
https://www.mktg.ai/post/your-ai-ads-have-no-owner ↗
Source Article
Your AI Ads Have No Owner
Your AI Ads Have No Owner
The Supreme Court said so in March. New York began requiring disclosure this month. Speed was never the moat.
Courts spent early 2026 confirming that purely AI-generated content has no copyright owner: not the brand, not the platform, not anyone. This month, New York’s synt…
Original Research
mktg.ai
· Original study ↗
Methodology
Share of US retail media spend; stated as 'over 75 percent'
Methodology documented
Trend Over Time
| Period | Value | Change |
|---|---|---|
| 2025 | 76% | |
| 2026 (current) | 75% | -1.3% |
Segmentation
IndustryRetail
RegionUS
Channelmulti-channel
Cite this stat
Plain Text
Amazon: 75% retail media market share. Source: mktg.ai (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/amazon-retail-media-share-2026
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<blockquote cite="https://lighthousedata.io/data/amazon-retail-media-share-2026" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>75%</strong> -- retail media market share for Amazon<br><small>Source: mktg.ai (2026) · <a href="https://lighthousedata.io/data/amazon-retail-media-share-2026" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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