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Iron Mountain

749 hedge funds and large institutions have $12B invested in Iron Mountain in 2021 Q4 according to their latest regulatory filings, with 124 funds opening new positions, 266 increasing their positions, 239 reducing their positions, and 71 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

6% more funds holding

Funds holding: 705749 (+44)

0.82% more ownership

Funds ownership: 78.85%79.67% (+0.82%)

32% less call options, than puts

Call options by funds: $90.2M | Put options by funds: $132M

Holders
749
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
12
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$90.2M
Puts
$132M
Net Calls
Net Calls Change

Top Sellers

1 -$70.1M
2 -$45M
3 -$12.6M
4
ZP
Zimmer Partners
New York
-$12.5M
5
Vanguard Group
Vanguard Group
Pennsylvania
-$10.6M
Name Holding Trade Value Shares
Change
Change in
Stake
176
$4.03M
177
$3.98M
178
$3.97M
179
$3.96M
180
$3.92M
181
$3.71M
182
$3.63M
183
$3.59M
184
$3.58M
185
$3.56M
186
$3.54M
187
$3.53M
188
$3.5M
189
$3.42M
190
$3.42M
191
$3.4M
192
$3.35M
193
$3.33M
194
$3.32M
195
$3.27M
196
$3.24M
197
$3.2M
198
$3.17M
199
$3.13M
200
$3.13M