Is Peter Lynch still relevant in 2026? In this One Up on Wall Street review, I distill his six stock categories and PEG‑driven GARP into a modern, trader‑friendly checklist: alt‑data scuttlebutt, earnings‑quality screens, and risk‑first position sizing. I show how to hunt potential tenbaggers while avoiding value traps, when to trade around a core long, and how to separate AI narratives from real cash‑flow growth.

Jim Slater’s PEG Method (Zulu Principle) Explained. Find fast growing companies.

Stockopedia’s smart ranking system AKA Naps Portfolio, beats the indexes with very little effort