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Ballentine Partners, LLC

Position in IRM — Iron Mountain Inc

CIK 1374889 Waltham, MA

Position in IRM

as of Mar 31, 2026 · filed May 14, 2026
Position Value
$596,803
+$52,984 QoQ
Shares Held
5,843
-10.9% QoQ
Ownership
0.002%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Dec 2023
10 quarters on record
Voting authority Sole 0.ToString("F0")% Shared 0.ToString("F0")% None 100.ToString("F0")%

Common Shares in IRM Over Time

Shares Held

Position Value (USD)

Position in REIT - Specialty

Real Estate · as of Mar 31, 2026

Ballentine Partners, LLC holds $4,804,603 across 6 REIT - Specialty names. IRM ranks #4 (12.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 IRM
Iron Mountain Inc
This page
5,843 $596,803

All Filings in IRM

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10 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $596,803 5,843
2025-12-31 $543,819 6,556
2025-09-30 $729,888 7,160
2025-06-30 $706,603 6,889
2025-03-31 $463,583 5,388
2024-12-31 $607,640 5,781
2024-09-30 $640,850 5,393
2024-06-30 $413,506 4,614
2024-03-31 $327,016 4,077
2023-12-31 $241,150 3,446