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Investing

High-Performance Investing Newsletter

Listed on July 8, 2026

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Independent research for investors who think for themselves

Investing

Updated July 8, 2026

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Subscriber Count

3,500

Av. Monthly Revenue

1,078

Av. Monthly Expenses

1

Founded

2025

Description and Details

This is a finance-focused Substack publication built around long-form equity research, market commentary, and analysis of public companies. The publication has developed a niche audience of long-term investors who are interested in undervalued stocks, China tech, U.S. equities, market cycles, and business analysis. The business is operated through Substack, which handles the newsletter infrastructure, subscriber management, email delivery, and payments through Stripe. The core monetization model is a paid subscription, with readers able to follow for free or upgrade for premium research and exclusive content. The publication’s value comes from its audience, niche positioning, archive of research content, and the direct relationship with subscribers. It is especially attractive for a buyer who already has experience in finance, investing, newsletters, content marketing, or digital media.

Open Rate

30%

Click Rate

10%

Churn Rate

3%

Frequency

semi-weekly

No. of Issues Written

166

Write time/issue

4 hrs

Words/ Newsletter

2000

Acquisition Via

Organic

Hosting Platform

substack

Business Analysis

Strengths

Established investment research newsletter with ~3,000 subscribers and an active paid base built over 17 months. Strong distribution moat: paired X account with 10K+ followers feeds the free list at low CAC, and the brand has real recognition inside the fintwit community. Editorial voice is direct and credible — not sell-side, not AI-sounding — which has been the main reason readers stick. Owner publishes a real portfolio publicly, which is rare in the space and drives trust. Clean Substack setup, owned domain (coughlincap.com), and a documented revenue history a buyer can underwrite against.


Opportunities

Multiple monetization levers untouched. Sponsorship revenue is currently $0 despite a high-intent audience of active investors — natural fit for brokerages, data providers, and fintech advertisers. Affiliate income is $0. Paid conversion from the free list has meaningful headroom; current paid base was built almost entirely off organic content with no dedicated funnel, onboarding sequence, or upgrade campaigns. A premium tier on top of existing paid is feasible and partially concepted. Publishing cadence has been one-person constrained — a buyer with more time, a small team, or different coverage could scale output without rebuilding the audience.

Audience Insights

Geographic Audience

Newsletter Country of Origin: United States

United States

42%

United Kingdom

6%

Gender Demographics

Gender demographics data is not available for this newsletter.

Age Demographics

Age demographics data is not available for this newsletter.

What's Included in This Sale

Assets

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Domain Name

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Subscriber List

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Website

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Back-Catalog of Email Campaigns

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Newsletter Creation Assets


Support

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1 Month of Limited Support