The US federal government has pulled in $4.15 trillion in revenue so far this fiscal year. It has spent $5.52 trillion. That leaves a gap of roughly $1.37 trillion.

The data, sourced from US Treasury figures through June 30, 2026, covers nine months of fiscal year 2026, which kicked off on October 1, 2025. Revenue is actually up 4% year-over-year, an increase of about $143 billion compared to the same period last fiscal year. The problem is that spending grew by $172 billion over the same stretch, more than eating up the extra tax dollars.

The deficit is shrinking, but still enormous

The deficit has actually narrowed by $118 billion compared to FY 2025’s pace.

Through eight months ending in May 2026, the deficit stood at $1.2 trillion on $3.7 trillion in revenue against $4.9 trillion in outlays. The June figures pushed both columns higher, landing at the current $4.15 trillion and $5.52 trillion marks respectively.

Why crypto investors should care about the deficit

When the government spends significantly more than it collects, it borrows the difference by issuing Treasury securities. More supply of Treasuries tends to push yields higher, which raises borrowing costs across the entire economy. Higher interest rates make risk assets, including crypto, relatively less attractive compared to the yields available in government bonds.

If the government consistently spends 33% more than it earns, the math eventually catches up, either through inflation, currency devaluation, or some combination of both.

The macro picture and what to watch

The US has run budget shortfalls in all but four of the last 50 years. Annual deficits north of $1 trillion used to be crisis-level numbers associated with the 2008 financial collapse and the COVID-19 pandemic response.

For crypto markets specifically, three things are worth monitoring as the final quarter of FY 2026 plays out.

First, watch Treasury auction demand. If foreign and domestic buyers start demanding higher yields to absorb the flood of new government debt, that reprices risk across every asset class, including digital assets.

Second, pay attention to how the deficit narrative interacts with dollar strength. A weaker dollar, which persistent deficits can eventually produce, has historically been correlated with stronger Bitcoin performance.

Third, consider the political dynamics. With the fiscal year ending on September 30, any budget negotiations, government shutdown threats, or debt ceiling debates in Q3 2026 will introduce volatility.

The 4% revenue growth figure reflects the current tax policy environment, and any legislative changes to corporate or individual tax rates would shift the trajectory.