Best Investment Performance Newsletters in 2026

NewsletterFIT tracks 3 newsletters that cover Investment performance as a primary topic, all with posts in the last 90 days. By publicly shown subscriber count, the largest are The Introvert Entrepreneur (22K) and Long-term Investing (1K).

Updated Nov 7, 2026 · sorted by publicly shown subscribers · methodology

  1. 1
    The Introvert Entrepreneur22K subscribers

    SubstackSeveral times a week · last post 7 days ago

    From recent posts: The Introvert Entrepreneur publishes monthly investment portfolio reports and market analysis for sealed collectibles including Pokémon cards, LEGO sets, and Magic: The Gathering products. The publication also covers…

    Likely audience: LEGO collectors

  2. 2
    Long-term Investing 1K subscribers

    SubstackSeveral times a week · last post 3 days ago

    From recent posts: This article reviews the investment performance of Netflix (NFLX) following its Q3 earnings report, noting a significant loss after the stock peaked in July 2025. It details the company's financial results, including re…

    Likely audience: Equity researchers

  3. 3
    Krypton Research—

    SubstackSeveral times a week · last post 12 days ago

    Investment Research Rooted in Abstraction.

    Likely audience: Active investors

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