NYSE • IRM • US46284V1017
As of Oct 21, 2026, ORTEX estimated 2.5% of free float sold short, 5.2 days to cover, cost to borrow 0.42%. Sign up for live short interest data.
This page tracks how heavily Iron Mountain Incorporated (NYSE:IRM) is being shorted: ORTEX's daily short interest estimate, the cost to borrow the shares, utilization of the lendable supply and days to cover, next to the official exchange-reported figure.
Source: ORTEX. Some figures are limited on the free view; live data and full history are part of ORTEX Advanced.
Iron Mountain Incorporated (NYSE: IRM) has a market capitalization of $35.33B. Last close $118.66 (as of 2026-11-05); 52-week range $77.77 to $134.68. ORTEX data as of 2026-10-21: short interest was 2.49% of free float, 5.2 days to cover and the average cost to borrow was 0.42%. Sign up for live short interest data.
