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Something in the CFTC positioning data stood out this week and I wanted to lay it out with the numbers, because it cuts against how the record close reads at a glance.
Large speculators (the "non-commercial" bucket in the Commitments of Traders report) spent June closing out their S&P 500 futures shorts. On June 2 they were net short about 221,000 contracts. By June 30 that was down to about 38,000, or just 1.9% of open interest. Almost the entire swing was shorts being bought back (short contracts fell from roughly 490,000 to 288,000) rather than new longs being added.
Against the past year that is close to an extreme: it is the least short they have been in 52 weeks (98th percentile), about plus 2.6 standard deviations from the one-year average. In plain terms, the short base that helped power the June climb (short covering is real buying, because closing a short means buying the contract back) is now nearly gone.
A second, unrelated source reads the same calm. On Polymarket, the contract on the Fed leaving rates unchanged at the July meeting sits around 84.5% on close to 10 million dollars of volume, with a hike priced roughly 3 to 4 times more likely than a cut. So both futures positioning and a prediction market are leaning on low volatility at the same time. VIX near 15 fits that too, and the same COT data shows speculators still net short volatility.
Why it matters, and why I am not calling a top: once shorts are covered, that particular buying is spent, so a book this close to flat has little squeeze fuel left. It also cuts the other way. A market that is near flat on the index and short volatility has little cushion, so a shock would force some traders to re-short and others to cover vol shorts at once, which stacks selling.
The honest caveats: the book is still net short, not long, so this is the absence of shorts, not aggressive long positioning. The June 30 snapshot predates the July 10 record. The covering had already stalled in the final week. And light positioning can be rational rather than complacent if the outlook genuinely improved. The thing that settles it is the next COT report, which shows whether speculators stayed light or re-shorted into the highs.
Not financial advice, no position. Method and full numbers here: [https://kresmion.com/daily-brief/2026-07-11?ref=reddit](https://kresmion.com/daily-brief/2026-07-11?ref=reddit)