Russell 2000 almost hits another all-time high, but how much upside remains?

The Russell 2000 pushed to a fresh intraday high on Tuesday, December 9, as investors continued piling into small caps, but the small- and mid-cap index faded into the close and stopped just short of another all-time high, which would have been its eighth just since September. The small-cap segment may get a further boost today if the Fed announces another rate cut. Still, Noble Capital Markets cautions that the rally remains exposed to macro and Fed-policy risks.

The Russell 2000 climbed to an all-time intraday high of 2,541.77 points on Tuesday.

The index was up as much as 0.6% during the session before giving back part of the gain. It finished the day 0.2% higher at 2,526.24 points, slightly below its latest high close of 2,531.16 points, reached last week.

The index has been supported by expectations of another Fed rate cut of 0.25 percentage points, CNBC reports. Traders assign an 87.4% probability to such a move, according to the CME FedWatch Tool.

Small-cap stocks tend to react more strongly to monetary easing because the underlying businesses are more sensitive to changes in interest rates than their large-cap peers. A meaningful share of their loans is floating rate. When the Fed cuts rates, these borrowing costs adjust downward quickly, improving cash flows and supporting share prices.

That dynamic was evident in September. After the Fed delivered its first cut of the year, the Russell 2000 surged 2% to hit a new high for the first time in four years. Since then, it has posted six new closing highs, Barron’s notes.

The small-cap gauge has outperformed even the S&P 500 since November 21, Wells Fargo Investment Institute global equity strategist Doug Beath told CNBC. This indicates widening market breadth. Markets appear to be “focusing instead on better-than-expected earnings projections for the fourth quarter and calendar year 2026, in addition to looking beyond the economic soft patch we’re currently experiencing to growth accelerating later next year." Among them, Beath cites tax cuts, deregulation, further rate cuts, and continued growth in capital spending in the tech sector.

Fed officials remain split over the efficacy of a cut in December and beyond. Some support additional cuts to prevent further labor-market softening, while others argue that easing has gone far enough and risks reigniting inflation, CNBC reports.

A larger-than-expected number of dissenters would signal persistent caution and could temper expectations for aggressive easing in 2026, Noble notes. Signs that several foreign central banks are nearing the end of their own easing cycles add another layer of uncertainty for global liquidity.

Against this backdrop, investors should monitor both macroeconomic data and policy signals, Noble advises. “Small caps have led the charge on the upside, but their outperformance is tied to the narrative of easier policy ahead. Should that narrative unravel, leadership could shift again,” it cautions.