
Daily business model and economic moat research for long-term investors. Discover why some companies earn extraordinary profits, what protects their competitive advantages, and how those advantages are changing. Build knowledge that compounds.
rounded by Substack
6.0K on Sep 10, 2026 → 6.0K on Oct 21, 2026
Rank in Substack’s finance leaderboard: #523 today · #521 a week ago · #495 a month ago
Tracked since Sep 10, 2026 — 42 daily snapshots so far. The card below is built from what we track and refreshes nightly.
of 525 ranked finance newsletters
on Sep 14, 2026
average, recent posts
across 12 posts
in tracked posts
Most-reacted post we have seen: Yubico Stock Analysis: The Security-Key Moat Is Real, but Passkeys Could Shrink the Market It Created — 8 reactions on Sep 3, 2026.
← All trending finance newsletters
Data: Substack public leaderboards and publication archives, refreshed nightly, plus public beehiiv sitemaps and recommendation pages, refreshed weekly. Source for this page: Business Model Mastery. Subscriber counts are Substack’s own rounded public figures, so week-on-week changes move in steps. beehiiv audience sizes are self-reported by the publisher and are not verified. Last snapshot: Oct 21, 2026.