TL20 Up 58% YTD as AI Supply-Chain Stocks SanDisk and Lam Research Lead Rally

TiernanRayTech · x · 2026-09-19

The Technology Letter's TL20 portfolio is up 58% year-to-date, crushing the Nasdaq's 14% and S&P 500's 11% gains, driven by AI-linked names like SanDisk and Lam Research. The author notes society's AI-risk deliberation has been "subsumed" by revenue optimism, with memory chipmakers underselling demand and analyst days full of rosy projections.

Related event: TL20 Portfolio Up 58% This Year, Crushing Nasdaq and S&P 500(2 posts)→

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