RileySENTINEL
Investor Due Diligence Report
ghostTechnology
Geopolitical & Security Analysis Reporting for Complex Environments.
Investor Due Diligence Report
Geopolitical & Security Analysis Reporting for Complex Environments.
3K
~0%
Subscriber count is a platform estimate
Pricing
$12.49/mo
$130/yr annual option
$2K
~210 est. paid subs
$1K/mo – $4K/mo(±50%)
~4x per week
3.8 posts/week
86/100
Very Consistent (~2.0d avg)
| Newsletter | Subscribers | Weekly Growth | Price | Platform |
|---|---|---|---|---|
| The System Design Newsletter | 251K | N/A | $17.5/mo | substack |
| The Shortcut | 146K | N/A | $5/mo | substack |
| Software Design: Tidy First? | 127K | +0.4% | $25/mo | substack |
| The Developing Dev | 103K | N/A | Free | substack |
| Month | Subscribers | Est. Revenue | Change |
|---|---|---|---|
| Feb 2026 | 9K | $7,138.11 | — |
| Mar 2026 | 3K | $2,379.37 | -66.7% |
| Apr 2026 | 2K | $1,586.25 | -33.3% |
| May 2026 | 2K | $1,586.25 | ~0% |
| Jun 2026 | 2K | $1,586.25 | ~0% |
| Jul 2026 | 1.5K |
Platform Dependency
Uses ghost platform
Publishing Consistency
Regular publishing schedule
Key Person
Single-author publication — key-person dependency
Revenue Model
Active paid subscription tier
Subscriber threshold
3K subscribers — above the 2K category median for first paid tier
Has paid tier
Active paid subscription offering
Peer monetization
85% of 112 similar-size peers in Technology have paid tiers
Pricing position
$12.49/mo vs $5/mo category median (545 newsletters)
| Date | Monthly | Annual |
|---|---|---|
| Feb 2026 | $12 | $130 |
| Feb 2026 | $12 | $130 |
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.
| Component | Score | Weight |
|---|---|---|
| Publishing Consistency | 81/100 | 10% |
| Rich on Tech |
| 75K |
| N/A |
| $5/mo |
| substack |
| $1,189.69 |
| -25.0% |
| Aug 2026 | 3K | $2,379.37 | +100.0% |
| Sep 2026 | 3K | $2,379.37 | ~0% |
| Oct 2026 | 3K | $2,379.37 | ~0% |