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Iron Mountain

891 hedge funds and large institutions have $16.6B invested in Iron Mountain in 2023 Q4 according to their latest regulatory filings, with 135 funds opening new positions, 278 increasing their positions, 346 reducing their positions, and 64 closing their positions.

New
Increased
Maintained
Reduced
Closed

111% more first-time investments, than exits

New positions opened: 135 | Existing positions closed: 64

44% more call options, than puts

Call options by funds: $110M | Put options by funds: $76.5M

22% more capital invested

Capital invested by funds: $13.7B → $16.6B (+$2.95B)

7% more funds holding

Funds holding: 831891 (+60)

2.6% more ownership

Funds ownership: 78.71%81.31% (+2.6%)

15% less funds holding in top 10

Funds holding in top 10: 1311 (-2)

20% less repeat investments, than reductions

Existing positions increased: 278 | Existing positions reduced: 346

Holders
891
Holders Change
+60
Holders Change %
+7.22%
% of All Funds
12.99%
Holding in Top 10
11
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-15.38%
% of All Funds
0.16%
New
135
Increased
278
Reduced
346
Closed
64
Calls
$110M
Puts
$76.5M
Net Calls
+$33.8M
Net Calls Change
-$29.5M

IRM Hedge Fund Activity: Q4 2023 in Review

891 of the 6,859 institutional investors tracked by Wall St. Rank reported a position in Iron Mountain (IRM) for Q4 2023, worth a combined $16.6B — up 22% from $13.7B a quarter earlier.

Buyers outnumbered sellers: 135 funds opened new IRM positions and 64 closed out — a net gain of 71 holders — while 278 added to existing stakes and 346 trimmed.

The largest buyer was Cohen & Steers, adding an estimated $943M. The largest seller was Capital World Investors, cutting an estimated $923M.

  • 891 institutional investors held Iron Mountain (IRM) as of Q4 2023, up from 831 in Q3 2023.
  • Funds reported $16.6B of Iron Mountain stock for Q4 2023, up 22% quarter-over-quarter.
  • 135 funds opened new Iron Mountain positions in Q4 2023 and 64 closed out, a net change of +71 holders.
  • The largest Iron Mountain buyer in Q4 2023 was Cohen & Steers, an estimated $943M added.
  • The largest Iron Mountain seller in Q4 2023 was Capital World Investors, an estimated $923M sold.

Based on aggregated 13F filings for Q4 2023.