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Guru Gems

Substack
gurugems.org· weekly· Published 2 days ago

Guru Gems is a newsletter by an independent investor who studies famous investors' strategies and runs two real-money portfolios based on them. Readers get profiles of investors, portfolio analysis from 13F filings, and monthly company spotlights.

hedge fund13f filingsportfolio analysisinvestor strategiesjohn armitageegerton capitalryan o'connorcrossroads capitalbill ackmanuber stockamphenolvalue investing
Platform
Substack
Frequency
Weekly
Latest issue
Oct 25, 2026
Language
English
Written for
Individual investors interested in following famous fund managers' portfolios
Tone
analytical
Tracked since
Oct 26, 2026

Website: https://www.gurugems.org