Will Hyperscalers Justify AI Spend? | 15 Jul 2026 | Goldman Sachs

This edition of The Macro Call, hosted by Mark Wilson, Head of EMEA Equities Hedge Fund Coverage and Equities Franchise Sales, features a deep dive into the current state of equity markets with , Head of EMEA Equites Flow Intermediation. The discussion centers on the massive, ongoing buildout of AI infrastructure and the critical need for market participants to see tangible returns on investment (ROI).

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Key Market Dynamics & Risks

• Unprecedented Concentration: As of mid-2026, the equity market is characterized by extreme dispersion, with returns highly concentrated in a small handful of sectors. Approximately 70-80% of incremental US GDP growth is currently driven by AI-related capital expenditure (00:00:47).
• The ROI Monetization Debate: There is significant pressure on hyperscalers to justify their record spending. Privorotsky warns of a potential "process of reflexivity"—where, if ROI is not demonstrated, the multiples of the companies spending the most on AI will continue to compress, leading to an unsustainable equilibrium (00:01:46).
• Volatility & Positioning: The market currently displays a unique structure where index volatility is at multi-decade lows while single-stock volatility remains high. There is also growing concern over the rapid growth of levered retail ETFs, particularly those focused on semiconductor hardware (00:07:53).

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Earnings & Sector Outlook