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WOLVERINE ASSET MANAGEMENT LLC

Position in IRM — Iron Mountain Inc

CIK 1279891 CHICAGO, IL

Position in IRM

as of Mar 31, 2026 · filed May 4, 2026
Position Value
$1,831,574
-$145,290 QoQ
Shares Held
17,932
-24.8% QoQ
Ownership
0.006%
of shares outstanding
% of Portfolio
0.10%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in IRM Over Time

Shares Held

Position Value (USD)

Derivatives in IRM

reported options exposure · as of Mar 31, 2026
CallValue
$0
CallShares
0
PutValue
$2,798,636
PutShares
27,400

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in REIT - Specialty

Real Estate · as of Mar 31, 2026

WOLVERINE ASSET MANAGEMENT LLC holds $4,000,095 across 5 REIT - Specialty names. IRM ranks #1 (45.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 IRM
Iron Mountain Inc
This page
17,932 $1,831,574

All Filings in IRM

Export CSV
41 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $1,831,574 17,932
2026-03-31 $2,798,636 27,400
2025-12-31 $1,976,864 23,832
2025-12-31 $2,380,665 28,700
2025-09-30 $2,925,678 28,700
2025-09-30 $2,429,434 23,832
2025-06-30 $2,943,759 28,700
2025-06-30 $2,541,889 24,782
2025-03-31 $2,347,343 27,282
2025-03-31 $2,847,924 33,100
2024-12-31 $1,986,263 18,897
2024-12-31 $6,233,023 59,300
2024-09-30 $2,481,408 20,882
2024-09-30 $6,523,767 54,900
2024-06-30 $4,642,316 51,800
2024-06-30 $2,753,216 30,721
2024-03-31 $4,154,878 51,800
2024-03-31 $2,464,131 30,721
2023-12-31 $11,399,742 162,900
2023-12-31 $2,149,855 30,721
2023-09-30 $9,880,590 166,200
2023-09-30 $2,148,641 36,142
2023-06-30 $8,369,586 147,300
2023-06-30 $2,542,240 44,742
2023-03-31 $6,169,306 116,600
2023-03-31 $1,820,474 34,407
2022-12-31 $2,560,345 51,361
2022-12-31 $6,998,940 140,400
2022-09-30 $2,205,579 50,161
2022-09-30 $6,015,096 136,800
2022-06-30 $3,208,671 65,900
2022-06-30 $1,908,307 39,193
2022-03-31 $1,002,921 18,100
2021-12-31 $947,173 18,100
2021-09-30 $786,445 18,100
2021-06-30 $993,631 23,479
2021-03-31 $697,934 18,858
2020-12-31 $742,512 25,187
2020-09-30 $583,512 21,781
2020-06-30 $709,815 27,196
2020-03-31 $430,780 18,100