Philoinvestor
Investor Due Diligence Report
substackFinance
Investing in the Age of Fragility
Investor Due Diligence Report
Investing in the Age of Fragility
5K
0%
Pricing
$65/mo
$650/yr annual option
$8K
~172 est. paid subs
$4K/mo – $12K/mo(±50%)
Weekly
0.8 posts/week
45/100
Variable (~9.9d avg)
| Newsletter | Subscribers | Weekly Growth | Price | Platform |
|---|---|---|---|---|
| Stephen Leeb, PhD > Turbulent Times Investor | 311K | +7.2% | Free | substack |
| @andrewchen | 255K | +0.2% | $10/mo | substack |
| QTR’s Fringe Finance | 48K | N/A | $44.99/mo | substack |
| Lupton Capital - formerly Jonah’s Growth Stocks | 43K | N/A | Free | substack |
| Month | Subscribers | Est. Revenue | Change |
|---|---|---|---|
| Feb 2026 | 5K | $7,740 | — |
| Mar 2026 | 5K | $7,740 | ~0% |
Platform Dependency
Uses substack platform
Publishing Consistency
Variable publishing frequency
Key Person
Single-author publication — key-person dependency
Revenue Model
Active paid subscription tier
Subscriber threshold
5K subscribers — above the 3K category median for first paid tier
Has paid tier
Active paid subscription offering
Peer monetization
100% of 401 similar-size peers in Finance have paid tiers
Pricing position
$65/mo vs $1,980.95/mo category average (1206 newsletters)
| Date | Monthly | Annual |
|---|---|---|
| Mar 2026 | $65 | $650 |
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 | 56/100 | 30% |
| Growth Consistency | 100/100 | 15% |
| Publishing Consistency | 69/100 | 10% |
| AI CFO Office | 36.5K | +2.0% | $35/mo | substack |