IRM
Common Stock

Iron Mtn INC Del

As of Jun 30, 2026 CUSIP 46284V101
Institutional Holders
1,167
Total Held Value
$31.97B
Total Exact Shares
254.47M
Largest Holder
BlackRock
33.57M shares • $4.24B
Reported Holders1,167
Filings dated Jun 30, 2026 unless marked
# Trend (4Q)
1 BlackRock $4.24B 0.1% +1.7% 33.57M Jun 30, 2026
2 Vanguard Portfolio Management $3.23B 0.1% +2.2% 25.57M Jun 30, 2026
3 Vanguard Capital Management $2.39B 0.1% +1.0% 18.95M Jun 30, 2026
4 State Street $2.24B 0.1% +0.5% 17.63M Jun 30, 2026
5 Cohen & Steers $1.52B 2.4% -25.7% 12.02M Jun 30, 2026
6 Geode Capital Management $1.09B 0.1% +1.9% 8.65M Jun 30, 2026
7 Fidelity (FMR) $994.4M <0.1% +5.2% 7.87M Jun 30, 2026
8 Dimensional Fund Advisors $584.3M 0.1% +1.6% 4.63M Jun 30, 2026
9 Morgan Stanley $559.2M <0.1% -4.8% 4.43M Jun 30, 2026
10 Principal Financial Group $552.4M 0.3% -4.2% 4.37M Jun 30, 2026
11 Charles Schwab Investment Management $538.5M 0.1% +6.2% 4.26M Jun 30, 2026
12 Northern Trust $533.4M 0.1% +1.7% 4.22M Jun 30, 2026
13 Norges Bank $532.4M 0.1% — 4.21M — Jun 30, 2026
14 Invesco $513.5M <0.1% — 4.07M — Jun 30, 2026
15 Legal & General Group $409.8M 0.1% +3.5% 3.24M Jun 30, 2026
16 UBS Asset Management $403.4M 0.1% >999% 3.19M Jun 30, 2026
17 Deutsche Bank $385.1M 0.1% -1.4% 3.05M Jun 30, 2026
18 Goldman Sachs Group $356.5M <0.1% +27.3% 2.82M Jun 30, 2026
19 Centersquare Investment Management $293.5M 2.5% +0.6% 2.32M Jun 30, 2026
20 JPMorgan Chase $287.5M <0.1% +4.2% 2.21M Jun 30, 2026
Exited in Latest Filing74
# Fund Prior Value Prior % of Fund Change Prior Shares Trend (4Q) Exit Report
Each exit is an immediately prior-filing position absent from that manager's latest published filing. Prior values are shown for context and are not included in current totals.