B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
$1,100,000,000,000
$1,100,000,000,000 -- annual retail losses from overstock and stockouts for global retail industry (2026)
Retailers lose approximately $1.1 trillion globally each year due to overstock and out-of-stock situations.
Attribution:
View source
Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
$1,100,000,000,000
Unit
Currency Usd
Data Vintage
2026
Entity
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
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
forstock.io
Primary
Tier C
https://forstock.io/blog/how-to-manage-inventory-across-teams ↗
Source Article
How to Manage Inventory Across Teams
Managing inventory across multiple sales channels can be challenging but essential for avoiding costly issues like overstock or stockouts. These problems cost retailers nearly $1 trillion annually and lead to lost sales and damaged customer trust. To improve efficiency, reduce errors, and increase p…
Original Research
forstock.io
· Original study ↗
Methodology
Aggregate inventory distortion cost cited in blog; original research source not named
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
global retail industry: $1,100,000,000,000 annual retail losses from overstock and stockouts. Source: forstock.io (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/retail-inventory-distortion-loss-1-1t
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<blockquote cite="https://lighthousedata.io/data/retail-inventory-distortion-loss-1-1t" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>$1,100,000,000,000</strong> -- annual retail losses from overstock and stockouts for global retail industry<br><small>Source: forstock.io (2026) · <a href="https://lighthousedata.io/data/retail-inventory-distortion-loss-1-1t" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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