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Woodline Partners LP

Position in IRM — Iron Mountain Inc

CIK 1784547 San Francisco, CA

Position in IRM

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$5,909,820
+$1,733,039 QoQ
Shares Held
57,860
+14.9% QoQ
Ownership
0.019%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Dec 2024
6 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in IRM Over Time

Shares Held

Position Value (USD)

Position in REIT - Specialty

Real Estate · as of Mar 31, 2026

Woodline Partners LP holds $326,218,430 across 7 REIT - Specialty names. IRM ranks #5 (1.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 IRM
Iron Mountain Inc
This page
57,860 $5,909,820

All Filings in IRM

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6 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $5,909,820 57,860
2025-12-31 $4,176,781 50,353
2025-09-30 $3,971,378 38,958
2025-06-30 $3,265,726 31,839
2025-03-31 $2,128,801 24,742
2024-12-31 $1,844,575 17,549