May PCE came in at 4.1% annually, a three-year high, per CNBC. That number is not a blip. It is a structural signal that the investing framework most portfolios were built on, the one that assumed inflation would drift back to 2% and the Fed would cut its way to easier conditions, is no longer operative.
The 2010s trained investors to think of inflation as a problem that solved itself. Central banks would tighten briefly, growth would slow, and rates would fall back toward zero. That playbook produced a very specific set of winners: long-duration growth stocks, unprofitable software businesses priced on terminal value, and anything that benefited from cheap capital.
The current regime looks different in almost every dimension. Fed Chair Kevin Warsh held the federal funds rate at 3.50%-3.75% at his June 17 FOMC debut, per CNBC, but the hawkish dot plot went further, removing a previously indicated rate cut and signaling a possible 2026 hike. That is not a central bank managing toward accommodation. That is a central bank that has decided inflation is the primary risk, not growth.
The mechanism matters here. Persistent inflation above 3% does three things to equity markets simultaneously. It compresses the multiple on long-duration assets, because the discount rate applied to earnings five and ten years out rises. It rewards businesses with genuine pricing power because they can pass cost increases through without margin compression. And it punishes capital-intensive businesses with fixed-price contracts or thin margins, because their cost base inflates while their revenue does not.
The Nasdaq’s 4.6% weekly decline through June 26, per CNBC, is partly a sentiment story around AI demand and the reported OpenAI IPO delay. But underneath the sentiment is a valuation recalibration that has been building since the May PCE print landed. When the risk-free rate stays elevated, and the path to cuts gets pushed out, the math on high-multiple growth stocks changes in ways that are not temporary.
The market is not pricing a recession. It is pricing a longer, harder slog through a higher-rate environment than consensus expected six months ago. That is a different problem, and it requires a different analytical lens.
The businesses that hold up in a sustained inflation regime share a common structure: high returns on capital, pricing power that is contractual or structural rather than cyclical, and limited sensitivity to the cost of external financing.
Visa is a useful illustration of the mechanism. With a net margin above 51% and a return on equity above 60%, per ACCE data, it is a business that earns more in nominal terms as transaction volumes and average ticket sizes rise with inflation. It does not need to borrow to grow. That quality profile, reflected in an ACCE Quality score of 96 out of 100, is exactly what the inflation regime rewards.
On the other side, consider the AI infrastructure complex. Broadcom has a net margin of 38.9% and a Quality score of 91, making it more defensible than most. But the broader AI infrastructure index fell 6.68% this week, and the names within it that carry the most valuation risk are those priced on earnings that are three to five years out. When the discount rate rises, those future earnings are worth less today. The growth is real. The question is what you should pay for it right now.
The genuine losers in a persistent inflation regime are businesses with high capital intensity, weak pricing power, and balance sheets that need refinancing. That description does not fit most of what ACCE holds, but it fits a meaningful portion of the small- and mid-cap universe that is not discussed in index-level commentary.
The counterargument worth taking seriously is that if inflation is driven by services and shelter rather than goods, and if AI-driven productivity gains eventually compress unit labor costs, the current PCE reading could be closer to a peak than a floor. That scenario would quickly reverse the multiple compressions. The honest answer is that nobody knows which regime we are in until we are through it.
The bear case for positioning around inflation persistence is straightforward: you can be right about the regime and still wrong about the timing, and timing errors in equity markets are expensive.
If the reopening of the Strait of Hormuz continues to push oil lower, per Yahoo Finance’s reporting that Brent is falling toward $72, goods inflation could soften faster than services inflation, giving the Fed political cover to pause rather than hike. A single softer CPI print in July or August could trigger a sharp reversal in the names that have been sold hardest on rate fears, leaving defensively repositioned portfolios behind.
There is also a second-order risk specific to quality and value positioning: in a genuine risk-off move, correlations go to one. The businesses with the strongest balance sheets and the most durable earnings still sell off when institutional investors need liquidity. The inflation regime trade works over a cycle. It can look wrong for months at a time.
The next meaningful data point is the July CPI print, which will either confirm that May PCE was a trend or reveal it as a seasonal anomaly. Watch whether the Fed’s language shifts from “possible hike” to “probable hike,” because that is the signal that the rate ceiling is moving up rather than holding. For individual businesses, the tell is margin guidance in Q2 earnings: companies that can raise prices without volume loss will say so explicitly, and those that cannot will hedge their language in ways that are easy to read once you know what you are looking for.
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