Net-Net Portfolio Rule

A 20–30 stock basket, rebalanced periodically, reduces single-name risk in deep value microcaps.
Published: 2026-02-14

“Diversification is an established tenet of conservative investment.” — Benjamin Graham

Key points: - Hold roughly 20–30 names to dilute idiosyncratic blow-up risk. - Rebalance annually or after catalysts close to recycle capital into fresh discounts. - Cap position sizes tighter for illiquid tickers or those with dilution history.