Owl Posting
Investor Due Diligence Report
substackScience
essays about biology and ml, written for and by owls.
9K
450 paid
N/A
Pricing
$15/mo
$120/yr annual option
$5K
450 paid subs
$5K/mo – $5K/mo(±0%)
Previously Weekly
0.7 posts/week
75/100
Consistent (~10.6d avg)
| Newsletter | Subscribers | Weekly Growth | Price | Platform |
|---|---|---|---|---|
| Aether Pirates of the Matterium! | 97K | N/A | Free | substack |
| The Science of Better | 83K | N/A | $5/mo | substack |
| By the Numbers | 76K | +0.7% | Free | substack |
| The Intrinsic Perspective | 72K | N/A | $7/mo | substack |
| Month | Subscribers | Est. Revenue | Change |
|---|---|---|---|
| Feb 2026 | 8K | $5,796 | — |
| Mar 2026 | 8.5K | $6,158.25 | +6.3% |
| Apr 2026 | 9K | $6,520.5 | +5.9% |
Platform Dependency
Uses substack platform
Publishing Consistency
Regular publishing schedule
Key Person
Single-author publication — key-person dependency
Revenue Model
Active paid subscription tier
Subscriber threshold
9K subscribers — above the 2K category median for first paid tier
Has paid tier
Active paid subscription offering
Peer monetization
100% of 34 similar-size peers in Science have paid tiers
Pricing position
$15/mo vs $5/mo category median (260 newsletters)
| Date | Monthly | Annual |
|---|---|---|
| Apr 2026 | $15 | $120 |
| Mar 2026 | $12 | $120 |
Disclaimer: This report is generated automatically based on publicly available data and proprietary estimation models. Estimated subscriber counts are derived from engagement patterns and should be verified through direct disclosure. Revenue estimates are based on known pricing and estimated paid subscriber counts. This report is for informational purposes only and should not be the sole basis for investment decisions.
Score based on available components only.
| Component | Score | Weight |
|---|---|---|
| Paid Subscriber Ratio | 57/100 | 25% |
| Humanity United Now - Ana Maria Mihalcea, MD, PhD |
| 72K |
| N/A |
| $5/mo |
| substack |