Bitcoin traders are quietly bracing for impact. With the US Bureau of Economic Analysis set to release May core Personal Consumption Expenditures data on June 25, 2026, derivatives markets are flashing defensive signals ahead of the print.

The tell is in the options skew. Demand for put options, which profit when prices fall, has risen noticeably ahead of the release, pushing positioning on Deribit toward the bearish side of the ledger.

Why April’s PCE still stings

The nervousness makes sense in context. April 2026 core PCE came in at 3.3% year-over-year, above what markets had penciled in. Bitcoin’s response was blunt: the asset slid below $73,000 as Treasury yields climbed and risk appetite dried up fast.

The April miss also recalibrated Federal Reserve rate expectations in a direction that isn’t friendly to speculative assets. When inflation runs hotter than forecast, the case for rate cuts weakens, borrowing costs stay elevated, and assets that thrive on loose financial conditions, like Bitcoin, feel the squeeze.

The leverage underneath the surface

What makes this particular setup worth watching is the scale of leveraged exposure sitting in Bitcoin futures. Open interest in BTC futures peaked between 773,000 and 801,000 BTC in 2026, a figure that represents an enormous pile of leveraged bets that can unwind fast if the market moves sharply in either direction.

Elevated funding rates compound the picture. When funding is high, it signals that long positions are dominant and those longs are paying shorts to stay in the trade. That dynamic tends to set up sharp corrections if sentiment shifts, because forced liquidations on the long side amplify the initial move down.

A put-heavy skew ahead of major macroeconomic data releases has become a recurring pattern in 2026, showing up reliably before CPI prints, Fed meetings, and employment reports, as confirmed by sources from CoinDesk and The Block.

What a soft print could do

If May core PCE comes in below expectations, the setup for a sharp reversal is already in place. A softer-than-expected reading would likely refresh bets on Federal Reserve rate cuts, push Treasury yields lower, and give risk assets room to breathe. In a market where put-heavy positioning is already dominant, a bullish surprise creates a short-covering dynamic: traders who bought downside protection start closing those positions, which mechanically adds buying pressure to Bitcoin.

A hot number likely validates the existing defensive positioning and accelerates selling, particularly given the leveraged long exposure in futures. A cool number could trigger a disproportionately strong rally precisely because so many traders are leaning in the same bearish direction.