IRM — IRON MOUNTAIN INC

Ownership history in Waterloo Capital, L.P.  ·  2 quarters on record

This page tracks every 13F SEC filing in which Waterloo Capital, L.P. reported a position in IRON MOUNTAIN INC (IRM). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
0.02% (2024 Q3)
Avg. % of fund
0.02%
First filed
2024 Q3
Last filed
2025 Q3
Quarters held
2
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q3 ADDED 2,272 +518 +29.5% 0.02% $232K $100.07
2024 Q3 INITIATED 1,754 — — 0.02% $208K $113.04
% of Fund (quarterly)    IRM price (monthly, adj. close)

Other funds also holding IRM

As of 2025 Q4 — sorted by position size

Waterfront Capital Partners, LLC 3Y 7Y 7.69% Contour Asset Management LLC 3Y 7Y 5.48% Vert Asset Management LLC 3Y 3.89% FORESIGHT CAPITAL MANAGEMENT ADVISORS, INC. 3Y 3.81% B&I Capital AG 3Y 3.38% COHEN & STEERS, INC. 3Y 7Y 2.83% Marble Harbor Investment Counsel, LLC 3Y 7Y 2.78% Intrinsic Edge Capital Management LLC 3Y 7Y 2.65% AR ASSET MANAGEMENT INC 3Y 7Y 2.21% PGGM Investments 3Y 7Y 2.18%
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