Broken Data. Hidden Opportunity | GMO's Warren Chiang on Deep Value’s Historic Setup

GMO’s Warren Chiang joins us for a deep dive into the art and science of systematic value investing. In this episode, Warren shares how his team has refined traditional value investing to adapt to an intangible-heavy world, the structural reasons deep value is historically cheap today, and how top-down insights from GMO’s asset allocation group are implemented in practice. We also explore how ESG, momentum, macro, and geopolitical shifts—including the China decoupling—are integrated into portfolio construction, and what investors can learn from GMO’s global perspective on valuations.Topics Covered:Why GMO didn’t abandon value—it improved itThe difference between "value" and "valuation"How restating financial statements improves valuation accuracyGMO’s two-step top-down and bottom-up ETF strategyThe deep value opportunity: why it’s never been cheaperHow GMO incorporates quality in a forward-looking wayWhy momentum and macro are excluded from some strategiesHow ESG is treated as a portfolio risk—not virtue signalingThe China supply chain shift and the Beyond China strategyPassive investing’s long-term impact on price discoveryManaging risk, constraints, and position sizing in quant portfoliosWhether today’s market mirrors the dot-com bubbleWhat’s driving valuation gaps across global markets