Invesco’s Momentum ETF Approaches Critical Rebalancing

The Invesco S&P 500 Momentum ETF (SPMO) is nearing a pivotal moment in its investment cycle. The fund, which follows a strategy of capitalizing on recent market winners, faces a potential portfolio transformation as its underlying index prepares for a scheduled reconstitution.

The investment thesis for momentum strategies, which bet on the continued strength of recent outperformers, has been tested in the opening months of 2026. Market leadership has seen a notable shift. Sectors such as industrials and energy, alongside more defensive plays, have driven a broader market recovery. Meanwhile, the technology behemoths that have long dominated momentum indices have shown periods of relative weakness. Although the tech sector has recently shown signs of life ahead of major quarterly earnings reports, overall market valuations remain elevated. This creates an environment where identifying sustained momentum requires careful scrutiny.

The ETF's performance reflects this market search for direction. Since the start of the year, the fund has declined by approximately three percent. Despite this recent pullback, it maintains a twelve-month gain of over 13%. The ETF currently trades below its 50-day moving average of $119.47, with a recent closing price of $116.02 as of Thursday.

Should investors sell immediately? Or is it worth buying Invesco S&P 500® Momentum ETF?

• Recent Close (Thursday): $116.02
• 7-Day Change: -3.21%
• Year-to-Date (YTD): -3.05%

The February Reference Date: A Key Determinant

For investors in the Invesco S&P 500 Momentum ETF, February holds particular significance. The fund’s benchmark, the S&P 500 Momentum Index, undergoes a rebalancing twice annually, in March and September. However, the critical reference date for calculating the momentum scores that determine the new portfolio composition is the last business day of February—this year, February 27th.

This upcoming calculation will answer a central question: Will the rebalancing shift the ETF’s focus away from technology giants and toward the currently ascendant cyclical sectors? Historical precedent suggests these adjustments can be substantial. During the last reconstitution in September 2025, a total of 40 holdings were replaced, representing roughly 34% of the entire portfolio's weight.

The actual implementation of the resulting portfolio changes will occur on the third Friday of March. This reallocation will ultimately decide whether the fund retains its significant technology concentration or adopts a more diversified stance heading into the spring.