Key Highlights

● Congress must pass a funding bill by December 11.

● Prediction markets see a shutdown beginning December 12 at under four in ten.

● The odds have risen from the previous reading.

● The dollar index slipped to about 101.67.

Investors have plenty to digest this month, from Inflation data to AI earnings. Now add another item: Congress must pass a funding bill by December 11, or parts of the federal government could shut down.

According to news reports, prediction markets put the chance of a shutdown beginning December 12 at a bit under four in ten, up from the previous reading. That is far from a certainty, but it is high enough to earn a spot on traders' calendars heading into the final weeks of the year.

The timing is awkward. The Federal Reserve meets December 8-9, so a funding fight would land just days after a widely expected rate decision.

Why shutdowns matter to markets

A Government Shutdown furloughs federal workers, delays some services and can interrupt the release of economic data. Investors know that last point well. Tuesday's October Consumer Price Index will not include year-over-year figures, reports noted, because the 2025 government shutdown left no October 2025 reading to compare against.

That gap shows how a funding lapse can echo for a full year in the data the Fed relies on. A new shutdown could create similar blind spots at a time when policymakers are weighing whether to keep raising rates.

The political backdrop

The deadline comes in the wake of the November 3 midterm elections, in which Democrats won both the House and Senate, according to market coverage. That outcome sparked worries about possible restrictions on data centers and rollbacks of tech tax incentives, and reports said that many voters blame data centers for higher power bills. AI stocks tumbled in the days after the vote.

Market data said political backlash against AI infrastructure also weighed on the US dollar on Monday. The ICE US Dollar Index slipped to about 101.67, according to market data.

Markets look past it, for now

On Monday, November 9, 2026, stocks showed little concern. The S&P 500 jumped 173.08 points to 7,549.94, its best day since April 8, and the Dow Jones Industrial Average rallied 1,104.02 points to 52,389.75, climbing back above its Election Day close, according to market reports. The S&P 500 and Nasdaq remained slightly below theirs.

Some government-linked names had their own catalysts: SpaceX (NASDAQ:SPCX) rose after being named among winners of NASA "Moon Base" awards, according to market data. Contractor-heavy groups often watch funding talks closely, since a shutdown can delay payments and new contracts.

In the bond market, the two-year Treasury Yield rose to about 4.57, according to news reports, as traders focused more on the Fed than on fiscal risk.

Funding Fight Joins the Calendar

In the near term, inflation data will dominate. Tuesday's October CPI is the last before the Fed's December meeting, where CME FedWatch data show a hike as highly likely. Producer prices follow Friday. Investors will also hear from more Fed officials this week, and any comments about the economic cost of a shutdown would draw attention.

As December approaches, watch for signs of progress or stalemate on a funding bill, and for shifts in prediction-market odds. A shutdown that begins December 12 could delay data releases and add Volatility to Treasury bills and the dollar. Investors will also track whether the new congressional balance changes the outlook for AI infrastructure and data-center policy, a theme that has already moved chip, data-center and power stocks sharply in recent sessions.