Preface

Context: Treasury Secretary Scott Bessent has signaled an intent to use the Treasury Department’s tools to try to rein in rising long-term interest rates. This article summarizes how traders on prediction markets are interpreting those policy efforts and what market signals—specifically contracts tied to the 10-year Treasury yield—suggest about expectations for the end of 2026. The aim is to present a clear, neutral overview of market sentiment, the specific prediction-market contracts at issue, recent Treasury actions, and how these elements interact with broader macro developments.

Lazy bag

Prediction-market participants are largely unconvinced that Treasury interventions will permanently push long-term yields substantially lower. Contracts on Kalshi and Polymarket indicate a meaningful chance that the 10-year yield will remain near or above recent elevated levels by the end of 2026, despite buyback efforts and other measures from the Treasury.

Main Body

The Treasury Department, under Secretary Scott Bessent, has signaled willingness to employ various tools to try to cap or dampen rising Treasury yields. Such tools can include debt buybacks, adjustments to cash management, and other market interventions intended to support liquidity and price stability. In recent weeks, the Treasury announced a plan to double buybacks of U.S. government debt as one such measure aimed at stabilizing the bond market after a broad sell-off.

How market participants interpret these interventions can be observed in several public prediction markets that resolve contracts using official U.S. Treasury data. On Kalshi, traders are pricing a 56% probability that the 10-year Treasury note yield will finish 2026 at or above 4.75%. By contrast, the market places only about a 27% chance that the yield will end the year above 5%. These contracts ask traders to forecast the yield level on Dec. 31, and they are settled against published Treasury figures. As of midday trading on a recent Monday, the 10-year yield was trading near 4.70%, a level consistent with the probabilities reflected in the Kalshi contracts.

Polymarket offers another lens on expectations. There, speculators give roughly two-in-three odds that the 10-year yield will breach 4.8% at some point during 2026. Notably, that level has proven a psychological threshold that the yield had not crossed even during the latest bout of selling. Like Kalshi, Polymarket settles contracts based on official Treasury data, letting these markets act as a public barometer of trader belief about future yield paths.

Trading volumes on these contracts remain modest. For example, total volume on the Kalshi contracts referenced was only slightly above $16,500, indicating that while the prices provide useful insight into sentiment, they may be influenced by relatively small flows and therefore should be interpreted with caution. Low volume can amplify price moves and may limit how representative these probabilities are of broader institutional expectations.

The recent bond sell-off that preceded the Treasury’s increased buyback announcement was driven by several factors. Markets reassessed inflation risks amid ongoing geopolitical tensions—particularly the unresolved U.S.-Iran situation—and reacted to the U.S. national debt topping $40 trillion, which added upward pressure on yields. Such macro and political developments can overshadow policy tools, since expectations about inflation, fiscal sustainability, and global risk can have powerful effects on long-term rates.

When the Treasury announced the doubling of buybacks, yields initially dipped, demonstrating that the announcement had at least a transient calming effect. Yet yields rose again in subsequent days, suggesting the market weighed other forces more heavily or expected the buybacks to have limited durable impact. A later report indicated the Treasury might tap its $1 trillion General Account to help fund increased buybacks; that report prompted another decline in yields. Such short-term reactions highlight how news and official communications can move markets, even if market participants remain skeptical about the persistence of those moves.

Prediction-market prices suggest traders expect any declines induced by Treasury operations to be temporary. In other words, while buybacks and cash-account maneuvers may produce intermittent relief for bond prices and yields, the underlying drivers—expectations for inflation, supply dynamics tied to large outstanding debt, and geopolitical risks—could reassert themselves and push yields higher again. This view is consistent with the probabilities observed on both Kalshi and Polymarket: significant odds that yields will be at or above current elevated levels by the end of 2026 or will cross notable thresholds during the year.

It is important to consider limitations when interpreting prediction-market signals. The contracts are resolved to Treasury-reported yields, which provides clear settlement criteria, but low liquidity and the retail-heavy nature of some platforms can skew probabilities. Additionally, prediction markets capture the aggregated beliefs of their participants, not guarantees; they reflect what traders are willing to bet on given available information, risk appetite, and portfolio constraints.

For policymakers, these signals can be informative but not definitive. If the Treasury pursues sustained, large-scale interventions, the market response could differ materially from current expectations. Conversely, if fiscal pressures persist and inflation surprises on the upside, traders’ skepticism about the durability of Treasury interventions may prove well founded. Investors and observers should therefore treat these market-derived probabilities as one data point among many: useful for gauging sentiment but not a substitute for broader macro analysis and on-chain data from Treasury issuance and fiscal trends.

In summary, prediction markets currently show skepticism that Secretary Bessent’s efforts will produce a lasting reduction in long-term yields. While Treasury actions have at times produced temporary declines in yields, market participants appear to expect yields to remain elevated or to resume rising over the medium term, reflecting uncertainty about inflation, fiscal dynamics, and broader geopolitical factors.

Key Insights Table

Disclosure: The article summarizes publicly available market information. Note that CNBC has a commercial relationship with Kalshi.