IRM · Iron Mountain Inc · Off Exchange
$113.39
+2.26 (+2.03%)
At close · Oct 2
Return incl. dividend (before tax)
Market Cap
$33.16B
Shares
297.70M
Volume · Oct 2
1.7M
Avg daily vol (3M)
1.79M
Weekly off-exchange (dark pool / OTC) trading volume reported to FINRA under its OTC/ATS Transparency data. ATS volume is executed on alternating trading systems (dark pools); non-ATS OTC is other over-the-counter dealer volume. The off-exchange share is total off-exchange volume as a percentage of consolidated weekly trading volume for the same Monday–Friday week.
Off-Exchange Volume History
| Week Start | ATS Volume | Non-ATS OTC Volume | Total Off-Exchange | % of FINRA Weekly Volume |
|---|---|---|---|---|
| 2026-08-24 | 1,946,985 | 691,035 | 2,638,020 | 42.0% |
| 2026-08-17 | 1,662,726 | 1,087,312 | 2,750,038 | 45.0% |
| 2026-08-10 | 1,914,991 | 1,172,832 | 3,087,823 | 45.9% |
| 2026-08-03 | 3,364,311 | 2,739,703 | 6,104,014 | 53.1% |
| 2026-07-27 | 2,627,483 | 1,840,680 | 4,468,163 | 44.2% |
| 2026-07-20 | 2,327,359 | 1,354,436 | 3,681,795 | 46.0% |
| 2026-07-13 | 3,242,192 | 2,303,961 | 5,546,153 | 43.7% |
| 2026-07-06 | 3,108,656 | 1,680,742 | 4,789,398 | 44.8% |
| 2026-06-29 | 2,224,250 | 992,833 | 3,217,083 | 39.4% |
| 2026-06-22 | 2,364,017 | 2,900,714 | 5,264,731 | 50.5% |
| 2026-06-15 | 1,424,404 | 862,629 | 2,287,033 | 36.1% |
| 2026-06-08 | 1,513,849 | 918,764 | 2,432,613 | 41.8% |
| 2026-06-01 | 1,825,776 | 1,385,433 | 3,211,209 | 44.6% |
| 2026-05-25 | 1,366,987 | 921,587 | 2,288,574 | 40.5% |
| 2026-05-18 | 1,361,325 | 1,011,215 | 2,372,540 | 44.6% |
| 2026-05-11 | 1,983,538 | 1,195,425 | 3,178,963 | 42.7% |
| 2026-05-04 | 2,633,285 | 1,076,213 | 3,709,498 | 42.5% |
| 2026-04-27 | 3,745,909 | 2,033,177 | 5,779,086 | 44.9% |
| 2026-04-20 | 2,202,415 | 1,066,659 | 3,269,074 | 44.4% |
| 2026-04-13 | 1,771,203 | 1,119,819 | 2,891,022 | 41.5% |
| 2026-04-06 | 1,366,388 | 739,844 | 2,106,232 | 36.6% |
| 2026-03-30 | 1,414,220 | 925,680 | 2,339,900 | 39.4% |
| 2026-03-23 | 1,669,127 | 801,159 | 2,470,286 | 36.1% |
| 2026-03-16 | 1,748,475 | 966,770 | 2,715,245 | 32.5% |
| 2026-03-09 | 1,657,389 | 963,181 | 2,620,570 | 38.8% |
| 2026-03-02 | 1,848,640 | 1,135,450 | 2,984,090 | 42.8% |
| 2026-02-23 | 3,016,119 | 1,952,322 | 4,968,441 | 47.3% |
| 2026-02-16 | 2,427,519 | 853,386 | 3,280,905 | 41.6% |
| 2026-02-09 | 5,975,985 | 1,503,826 | 7,479,811 | 45.7% |
| 2026-02-02 | 2,796,267 | 1,222,884 | 4,019,151 | 41.7% |
| 2026-01-26 | 2,397,834 | 1,368,258 | 3,766,092 | 42.3% |
| 2026-01-19 | 2,153,817 | 933,097 | 3,086,914 | 44.0% |
| 2026-01-12 | 3,230,177 | 1,808,362 | 5,038,539 | 47.1% |
| 2026-01-05 | 3,314,507 | 1,781,105 | 5,095,612 | 47.0% |
| 2025-12-29 | 1,702,303 | 1,220,334 | 2,922,637 | 45.7% |
| 2025-12-22 | 1,401,500 | 687,844 | 2,089,344 | 43.5% |
| 2025-12-15 | 3,074,156 | 4,286,701 | 7,360,857 | 44.0% |
| 2025-12-08 | 3,274,950 | 1,411,618 | 4,686,568 | 43.8% |
| 2025-12-01 | 1,989,537 | 1,316,715 | 3,306,252 | 42.0% |
| 2025-11-24 | 1,881,702 | 1,312,073 | 3,193,775 | 37.1% |
| 2025-11-17 | 6,234,642 | 2,779,730 | 9,014,372 | 46.0% |
| 2025-11-10 | 3,356,185 | 1,565,236 | 4,921,421 | 40.6% |
| 2025-11-03 | 3,300,660 | 1,313,019 | 4,613,679 | 44.3% |
| 2025-10-27 | 1,270,994 | 1,046,767 | 2,317,761 | 42.6% |
| 2025-10-20 | 1,080,845 | 649,423 | 1,730,268 | 40.4% |
| 2025-10-13 | 1,797,823 | 1,071,452 | 2,869,275 | 43.6% |
| 2025-10-06 | 1,688,267 | 1,493,344 | 3,181,611 | 46.7% |
Showing 1–47 of 47 weeks
Key facts
CIK
1020569
CUSIP
46284V101
13F (30d)
33 filings
22 filers
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