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Iron Mountain

750 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, 240 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: 706750 (+44)

0.82% more ownership

Funds ownership: 78.91%79.73% (+0.82%)

32% less call options, than puts

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

Holders
750
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
226
$2.53M
227
$2.53M
228
$2.51M
229
$2.49M
230
$2.47M
231
$2.46M
232
$2.45M
233
$2.43M
234
$2.41M
235
$2.41M
236
$2.37M
237
$2.36M
238
$2.33M
239
$2.32M
240
$2.31M
241
$2.3M
242
$2.3M
243
$2.29M
244
$2.29M
245
$2.29M
246
$2.27M
247
$2.27M
248
$2.25M
249
$2.24M
250
$2.23M