B
Evidence Grade B
Graded
under review
Safe to Cite
Current
35%
35% -- share of failed startups citing product market fit difficulty for failed startups (2026)
Attribution:
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Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
35%
Unit
Percentage
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
CB Insights
Primary
Tier C
https://altersquare.io/blog/user-resistance-detectors-metrics-that-signal-your-adoption-problem-earl… ↗
Source Article
User Resistance Detectors: Metrics That Signal Your Adoption Problem Early
Original Research
CB Insights
· Original study ↗
Methodology
Startup failure analysis commonly attributed to CB Insights; cited secondhand in blog article
Methodology documented
Segmentation
Industrymarketing
Company SizeAll sizes
Channelcontent
Cite this stat
Plain Text
failed startups: 35% share of failed startups citing product market fit difficulty. Source: CB Insights (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/failed-startups-product-market-fit-35
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<blockquote cite="https://lighthousedata.io/data/failed-startups-product-market-fit-35" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>35%</strong> -- share of failed startups citing product market fit difficulty for failed startups<br><small>Source: CB Insights (2026) · <a href="https://lighthousedata.io/data/failed-startups-product-market-fit-35" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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