IRM vs PSA

A side-by-side look at IRM and PSA, updated throughout the trading session.

IRMIRM Open IRM on Vela

PSAPSA Open PSA on Vela

Performance, normalized

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

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IRM vs PSA: how they differ

Iron Mountain Incorporated (IRM) and Public Storage (PSA) are both in the Real Estate sector: IRM is classified in REIT - Specialty, PSA in REIT - Industrial. Both trade on NYSE.

IRM trades about 1.7 million shares a day on average, against 964 thousand for PSA. IRM has the higher beta (1.19 against 0.93 for PSA), meaning it has historically moved more with the broad market. Over the trailing twelve months, IRM paid $3.46 per share in dividends and PSA paid $12.00 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.