Analyzing Good Businesses
Investor Due Diligence Report
Detailed write-ups and updates on 70+ public companies that have high returns on incremental capital & long runway for reinvestment, i.e. "Good Businesses".
11K
330 paid
~0%
Subscriber count is a platform estimate
Pricing
$57/mo
$499/yr annual option
$14K
330 paid subs
$14K/mo – $14K/mo(±0%)
14.0
0.13%
(comments + likes) / subscribers
Previously Bi-weekly
0.4 posts/week
62/100
Consistent (~18.5d avg)
| Newsletter | Subscribers | Weekly Growth | Price | Platform |
|---|---|---|---|---|
| Ravi on Product | 32K | N/A | Free | substack |
| GTM Vault | 26K | N/A | $10/mo | substack |
| Joe Reis | 15K | N/A | Free | substack |
| Attorney Bobbie Anne Cox... Knowledge is power! | 11K | N/A | $7/mo | substack |
| Month | Subscribers | Est. Revenue | Change |
|---|---|---|---|
| Feb 2026 | 11K | $13,723.87 | — |
| Mar 2026 | 11K | $13,723.87 | ~0% |
| Apr 2026 | 11K | $13,723.87 | ~0% |
Platform Dependency
Hosted on substack subdomain
Publishing Consistency
Variable publishing frequency
Key Person
Single-author publication — key-person dependency
Revenue Model
Active paid subscription tier
Subscriber threshold
11K subscribers — above the 2K category median for first paid tier
Has paid tier
Active paid subscription offering
Peer monetization
100% of 202 similar-size peers in Business have paid tiers
Pricing position
$57/mo vs $7/mo category median (1498 newsletters)
| Date | Monthly | Annual |
|---|---|---|
| Mar 2026 | $57 | $499 |
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 | 49/100 | 30% |
| Paid Subscriber Ratio | 30/100 | 25% |
| luttig's learnings |
| 10K |
| N/A |
| Free |
| substack |