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THOMPSON SIEGEL & WALMSLEY LLC

Position in IRM — Iron Mountain Inc

CIK 1008322 RICHMOND, VA

Position in IRM

as of Jun 30, 2026 · filed Aug 11, 2026
Position Value
$7,717,541
+$1,374,647 QoQ
Shares Held
61,100
-1.6% QoQ
Ownership
0.021%
of shares outstanding
% of Portfolio
0.15%
of 13F equity value
Holder Rank
#238
of 1,157 holders
Holding Since
Mar 2020
6 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in IRM Over Time

Shares Held

Position Value (USD)

Position in REIT - Specialty

Real Estate · as of Jun 30, 2026

THOMPSON SIEGEL & WALMSLEY LLC holds $140,132,835 across 5 REIT - Specialty names. IRM ranks #4 (5.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 IRM
Iron Mountain Inc
This page
61,100 $7,717,541

All Filings in IRM

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6 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $7,717,541 61,100
2026-03-31 $6,342,894 62,100
2025-12-31 $3,840,585 46,300
2025-09-30 $8,807,616 86,400
2025-06-30 $6,790,134 66,200
2020-03-31 $23 1