Investment Portfolios newsletters

NewsletterFIT tracks 4 newsletters that cover Investment Portfolios as a primary topic, all with posts in the last 90 days. By publicly shown subscriber count, the largest are Eltoro Market Insights (1M), The Simple Side (200K) and Norseman Market Timing (3K). Brands detected sponsoring these newsletters recently include Fischer Investments and Particle.

Updated Oct 30, 2026 · sorted by publicly shown subscribers · methodology

  1. 1
    Eltoro Market Insights 1M subscribers

    Substack Every two weeks · last post 18 days ago

    Likely audience: Quantitative traders

  2. 2
    The Simple Side 200K subscribers

    Substack Every two weeks · last post 15 days ago

    Likely audience: Individual investors

    Sponsors detected: Particle, Fischer Investments

  3. 3
    Norseman Market Timing 3K subscribers

    Substack Every two weeks · last post 7 days ago

    Likely audience: Individual investors

  4. 4
    Ken Research Insights —

    LinkedIn Every two weeks · last post 12 days ago

    Likely audience: Procurement managers

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