Value · Stock picks newsletter

Alpha-File.com: review of price, cadence & strategy

Superinvestor holdings and 13F-driven stock ideas, free.

This is the companion research journal to Alpha-File.com, a free platform built on ownership data (13F filings, mutual funds, ETFs and global fund holdings). The Substack covers manager profiles, portfolio breakdowns, ownership-driven stock ideas and deep dives into the investors behind the filings.

Want to see what you get before paying? Read recent issues in the official archive.

Facts checked on 2026-10-26 at the official page. Prices can change; confirm before you subscribe. We do not publish ratings or performance claims.

Similar newsletters

Last updated: