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4Q26 Portfolio Rebalance: Positioning for a Shift in AI Infrastructure Leadership (Pt.2)
Customers are redesigning around tight chips, memory, optics and power. We increased Cerebras to 1% and SPCX to 4%, and we trimmed Soitec to 3.5% and POET to 0.75%.
4Q26 Portfolio Rebalance: Positioning for a Shift in AI Infrastructure Leadership (Pt.1)
AI spending keeps growing, but the winners are changing. Our 4Q26 rebalance favors Broadcom over NVIDIA and backs suppliers enabling logic folding and optical integration. We also explore Tesla’s physical AI opportunity and the risks to TSMC’s long-term dominance.
The AI Bubble That Isn’t — Yet: What the Completed Q2’26 Data Reveals
Q2’26 ABBX is complete. Parts of the AI market are hot, but the ecosystem is not yet a broad bubble: ROIC still exceeds funding costs, multiples remain below May, and demand is still broadening. The real heat is off-balance-sheet financing, not headline debt.