Doomberg
Investor Due Diligence Report
by Doomberg
substackFinance
A lateral-thinking approach to energy, finance, and geopolitics | Subscribe below for free previews of new articles | Click through to our About page for pricing and FAQ.
Investor Due Diligence Report
by Doomberg
A lateral-thinking approach to energy, finance, and geopolitics | Subscribe below for free previews of new articles | Click through to our About page for pricing and FAQ.
373K
9.5K paid
-0.9%
+0.3%
net growth
Pricing
$30/mo
$300/yr annual option
$227K
9.5K paid subs
$159K/mo – $295K/mo(±30%)
268.0
749.0
0.27%
(comments + likes) / subscribers
Weekly
1.4 posts/week
66/100
Consistent (~5.1d avg)
| Newsletter | Subscribers | Weekly Growth | Price | Platform |
|---|---|---|---|---|
| Money Tips Money Hacks | 104K | +2.5% | $7/mo | substack |
| Hump 🐪 Days | 75K | -0.8% | Free | substack |
| Young Money by Jack Raines | 61K | -0.8% | Free | substack |
| Lupton Capital - formerly Jonah’s Growth Stocks | 43K | N/A | Free | substack |
| Month | Subscribers | Est. Revenue | Change |
|---|---|---|---|
| Jan 2026 | 371.5K | $259,821.9 | — |
| Feb 2026 | 374K | $261,586.8 | ~0% |
| Mar 2026 | 380K | $265,760.55 | ~0% |
| Apr 2026 | 372K | $260,179.65 | -2.1% |
Platform Dependency
Operates on custom domain (newsletter.doomberg.com)
Publishing Consistency
Variable publishing frequency
Key Person
Single-author publication — key-person dependency
Audience Concentration
Consistent engagement across posts
Subscriber threshold
373K subscribers — above the 3K category median for first paid tier
Has paid tier
Active paid subscription offering
Peer monetization
100% of 13 similar-size peers in Finance have paid tiers
Pricing position
$30/mo vs $1,963.41/mo category average (1215 newsletters)
| Date | Monthly | Annual |
|---|---|---|
| Mar 2026 | $30 | $300 |
| Jan 2026 | $23 | $280 |
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 |
|---|---|---|
| Engagement Rate | 100/100 | 30% |
| Paid Subscriber Ratio | 78/100 | 25% |
| Publishing Consistency | 76/100 | 10% |
| AI CFO Office |
| 36.5K |
| +2.0% |
| $35/mo |
| substack |
Revenue Model
Active paid subscription tier