Price your newsletter ad slots accurately using unique opens & niche CPM, and model recurring paid membership revenue.
Assumptions: 40% open rate, $45 CPM, 4 issues/mo, 2% paid subscription conversion simulation
As of: November 2026
| 3,000 subscribers (40% opens) | ~$816 / mo (Ad per issue $54) |
| 5,000 subscribers (40% opens) | ~$1,360 / mo (Ad per issue $90) |
| 10,000 subscribers (40% opens) | ~$2,720 / mo (Ad per issue $180) |
| 30,000 subscribers (40% opens) | ~$8,160 / mo (Ad per issue $540) |
Modern newsletter sponsors pay based on verified Unique Opens rather than raw subscriber count. With 15,000 subscribers and a 44% open rate (6,600 opens), a B2B/Tech/Finance CPM of $45 commands roughly $297 per primary sponsorship placement.
Platforms like Beehiiv and Substack allow creators to combine three revenue streams from day one: paid co-registration referrals ($1–$3 per new subscriber), automated ad-network sponsorships, and recurring $10/month premium deep-dives.
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