MLM vs STLD

A side-by-side look at MLM and STLD, updated throughout the trading session.

MLMMLM Open MLM on Vela

STLDSTLD Open STLD on Vela

Performance, normalized

Z-scored closes: both paths on one scale, price levels aside.

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MLM vs STLD: how they differ

Martin Marietta Materials, Inc. (MLM) and Steel Dynamics, Inc. (STLD) are both in the Basic Materials sector: MLM is classified in Construction Materials, STLD in Steel. MLM trades on NYSE and STLD on NASDAQ.

MLM trades about 705 thousand shares a day on average, against 1.2 million for STLD. STLD has the higher beta (1.49 against 1.08 for MLM), meaning it has historically moved more with the broad market. Over the trailing twelve months, MLM paid $3.33 per share in dividends and STLD paid $2.09 per share.

Figures as of October 25, 2026.

The chart Z-score-normalizes each closing series, computing (close − mean) ÷ standard deviation over the window, so both paths share one scale regardless of price level, and correlation is computed on daily returns. Figures update throughout the trading session. Nothing on this page is financial advice.