SMX vs IDAI

Over the past 5 years, T Stamp Inc.

(IDAI) delivered a total return of -99. 1%, compared to -100. 0% for SMX (Security Matters) Public Limited Company (SMX). Over 10 years, the gap is even starker: SMX returned +1200% versus IDAI's +102. 4%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.

By beta (market sensitivity over 5 years), T Stamp Inc.

(IDAI) is the lower-risk stock at 1. 99β versus SMX (Security Matters) Public Limited Company's 4. 47β — meaning SMX is approximately 125% more volatile than IDAI relative to the S&P 500. On balance sheet safety, SMX (Security Matters) Public Limited Company (SMX) carries a lower debt/equity ratio of 27% versus 130% for T Stamp Inc. — giving it more financial flexibility in a downturn.

On earnings-per-share growth, the picture is similar: SMX (Security Matters) Public Limited Company grew EPS 94.

3% year-over-year, compared to 29. 3% for T Stamp Inc.. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.

SMX (Security Matters) Public Limited Company (SMX) is the more profitable company, earning 0.

0% net margin versus -344. 1% for T Stamp Inc. — meaning it keeps 0. 0% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: SMX leads at 0. 0% versus -303. 9% for IDAI. At the gross margin level — before operating expenses — IDAI leads at 65. 4%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.

None of the stocks in this comparison currently pay a material dividend.

All are effectively zero-yield and should be held for capital appreciation rather than income.

For long-horizon retirement investors, SMX (Security Matters) Public Limited Company (SMX) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (+1200% 10Y return).

T Stamp Inc. (IDAI) carries a higher beta of 1. 99 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (SMX: +1200%, IDAI: +102. 4%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.

These companies operate in different sectors (SMX (Industrials) and IDAI (Technology)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.