MicroCapGUTS Index

MicroCapGUTS Index Update: Q4 2025

MC-GUTS was up +37.6% in 2025, outperforming the iShares Microcap ETF +22.5%, S&P 500 +17.7%, and Nasdaq +20.8% respectively.

By Ryan Telford · Jan 7, 2026 · 2 min read min read
MicroCapGUTS Index Update: Q4 2025

The MicroCapGUTS Index (MC-GUTS) is intended to find quality microcap stocks across the US, Canada and Europe that exhibit the evidence-based GUTS factors, and track their performance as a group over time.  The index includes 240 stocks across all three regions. You can view the top 15 stocks (ranked by a series of proprietary factors) on our community here.

MC-GUTS was up +37.6% in 2025, outperforming the iShares Microcap ETF +22.5%, S&P 500 +17.7%, and Nasdaq +20.8% respectively.

Source: Portfolio123 data, Author Table

All regions ended with double digits, with Canada and Europe leading the US.  Canadian microcaps posted nearly 65%, much of which credited from the boom in commodities and miners.

Source: Portfolio123 data, Author table. Past performance is no guarantee of future results

Below is our updated performance of MC-GUTS, simulated since 2015.  Over this time, the strategy has 7X’d, vs the IWC benchmark which has more than 2X’d.

Source: Portfolio123 output, Author strategy. Past performance is no guarantee of future results

For more information on the index, and to view the top 15 constituents join our Community.

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Disclaimer: All content in this newsletter is for discussion, education, entertainment, and illustrative purposes only and SHOULD NOT be construed as professional financial advice, solicitation, or recommendation to buy or sell any securities, notwithstanding anything stated on this newsletter and MicroCapClub.com. There are risks associated with investing in securities. Loss of principal is possible. Past performance is not a predictor of future investment performance. Ian Cassel and MicroCapClub.com are not responsible for investment actions taken by viewers. Should you need such advice, consult a licensed financial advisor, legal advisor, or tax advisor. You agree to verify all information yourself before investing. Any past performance discussed on MicroCapClub.com is no guarantee of future results. Investing involves risk and possible loss of principal capital; please seek advice from a licensed professional. All views expressed are personal opinions as of the date of publication and are subject to change without the responsibility to update views. No guarantee is given regarding the accuracy of the information. FULL DISCLAIMER and TERMS OF USE

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