Letters from a Zeneca

Investor Due Diligence Report

substackFinance

Weekly thoughts to help you build wealth through crypto, written by someone who has lost and made millions trading & investing.

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Key Metrics

Subscribers

34K

1K paid

Verified

Weekly Growth

~0%

Subscriber count is a platform estimate

Revenue Analysis

Pricing

$33/mo

$333/yr annual option

Est. Monthly Revenue

$27K

1K paid subs

$27K/mo – $27K/mo(±0%)

Engagement

Avg Likes/Post

4.3

Engagement Rate

0.01%

(comments + likes) / subscribers

Quality & Publishing

Audience Quality Score

38Below Median

0100

Publishing Pace

Previously Weekly

1.4 posts/week

Publishing Consistency

69/100

Consistent (~6.7d avg)

Competitive Landscape (Finance)

Newsletter	Subscribers	Weekly Growth	Price	Platform
Graham’s Newsletter	39K	N/A	Free	substack
Accredited Investor Insights	15K	N/A	$15/mo	substack
Fintwit	15K	N/A	Free	substack
The Joint Account	14K	N/A	$7/mo	substack

Revenue Trajectory

Estimated monthly revenue over time

Month	Subscribers	Est. Revenue	Change
Mar 2026	34K	$30,958.4	—

Revenue tracking starts with your first month of data. More data points will appear as snapshots accumulate.

Risk Assessment

Key risk factors for due diligence

Medium

Platform Dependency

Uses substack platform

Medium

Publishing Consistency

Variable publishing frequency

Medium

Key Person

Single-author publication — key-person dependency

Low

Revenue Model

Active paid subscription tier

Monetization Readiness

Monetization status

Subscriber threshold

34K subscribers — above the 3K category median for first paid tier

Has paid tier

Active paid subscription offering

Peer monetization

100% of 89 similar-size peers in Finance have paid tiers

Pricing position

$33/mo vs $12/mo category median (1205 newsletters)

Pricing History

Date	Monthly	Annual
Mar 2026	$33	$333

Data Quality

Report Data QualityFull - All metrics available

Subscriber Confidenceverified

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
Engagement Rate	28/100	30%
Paid Subscriber Ratio	50/100	25%