B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
4.2%
4.2% -- reply rate for GT Global signal-led cold email campaign (security ICP) (2026)
GT Global's signal-led cold email campaign across a security ICP achieved a 4.2% reply rate on a 12,000-prospect list.
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
4.2%
Unit
Percentage
Data Vintage
2026
Entity
Sample Size
12,000
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
Built For B2B
Primary
Tier B
https://www.builtforb2b.com/blog/ai-personalisation-in-cold-email-what-actually-works ↗
Source Article
AI Personalisation in Cold Email: What Works in 2026
AI Personalisation in Cold Email: What Works in 2026
AI personalisation lifts reply rate 3x when done right and tanks it when done lazy. The signals, prompts, and proof B2B teams need.
7 Min Read
AI personalisation is the biggest scam in B2B outbound right now
Vendors keep saying AI personalisation …
Original Research
Built For B2B
· Original study ↗
Methodology
Reply rate on a 12,000-prospect list; opener tied a recent VP Sales hire to the prospect's pipeline pressure; year not explicitly stated, attributed to article publication year 2026
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
GT Global signal-led cold email campaign (security ICP): 4.2% reply rate. Source: Built For B2B (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/gt-global-campaign-reply-rate
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<blockquote cite="https://lighthousedata.io/data/gt-global-campaign-reply-rate" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>4.2%</strong> -- reply rate for GT Global signal-led cold email campaign (security ICP)<br><small>Source: Built For B2B (2026) · <a href="https://lighthousedata.io/data/gt-global-campaign-reply-rate" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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