Newsletter Insights — independent newsletter & sponsorship data across 41K+ newsletters
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by Aakash Gupta
Deep dives into succeeding as a PM, product leadership, and how to get your next PM job.
Enter your email and we'll send your inquiry to the Newsletter Insights team.
Tell us your brand and audience. We send back 10-15 newsletters matched to your brief, with sponsor history and CPM ranges per placement.
$300·2-3 working days·refunded if we can't deliver
See what's includedProduct Growth's metrics, benchmarks, and sponsor data in one document
arize.com
linearb.com
241K
Top 10% in Business
substack
Business
~63/post
avg comments + likes (0.03% rate)
Above category average
~2x per week
2.2 posts/week avg
vs 1.0/week category avg
$15/mo
Category avg: $5/mo
767
newsletters in Business
Top 10% in Business
out of 767 newslettersPublishing Frequency
~2x per week
Last published Oct 10, 2026
Usually publishes Fri, Thu, Wed
2.2 posts/week avg