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Livermore
Livermore
ZHEN

Mariner, LLC

SEC CIK
0001373442
Latest filing
Aug 13, 2026

IRM holding history

Iron Mountain Inc in every 13F filed by Mariner, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

IRM overviewAll 13F holders of IRMFull Q2 2026 holdings

Shares (Q2 2026)
146,985
Value
$18.6M
% of portfolio
<0.1%
Quarters held
22
Since Q1 2021
Holdings of IRM by Mariner, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026146,985$18.6M<0.1%+17,966+13.9%AddedHolders
Q1 2026129,019$13.2M<0.1%+65,684+103.7%AddedHolders
Q4 202563,335$5.26M<0.1%+16,381+34.9%AddedHolders
Q3 202546,954$4.79M<0.1%+1,299+2.8%AddedHolders
Q2 202545,655$4.68M<0.1%+4,035+9.7%AddedHolders
Q1 202541,620$3.58M<0.1%−8,214−16.5%ReducedHolders
Q4 202449,834$5.24M<0.1%+3,154+6.8%AddedHolders
Q3 202446,680$5.54M<0.1%+5,702+13.9%AddedHolders
Q2 202440,978$3.67M<0.1%−1,108−2.6%ReducedHolders
Q1 202442,086$3.38M<0.1%−1,036−2.4%ReducedHolders
Q4 202343,122$3.02M<0.1%+7,860+22.3%AddedHolders
Q3 202335,262$2.10M<0.1%−281−0.8%ReducedHolders
Q2 202335,543$2.02M<0.1%+303+0.9%AddedHolders
Q1 202335,240$1.86M<0.1%+949+2.8%AddedHolders
Q4 202234,291$1.71M<0.1%+11,975+53.7%AddedHolders
Q3 202222,316$981.0K<0.1%+3,593+19.2%AddedHolders
Q2 202218,723$912.0K<0.1%−629−3.3%ReducedHolders
Q1 202219,352$1.07M<0.1%+204+1.1%AddedHolders
Q4 202119,148$1.00M<0.1%+819+4.5%AddedHolders
Q3 202118,329$797.0K<0.1%+1,536+9.1%AddedHolders
Q2 202116,793$711.0K<0.1%+4,381+35.3%AddedHolders
Q1 202112,412$459.0K<0.1%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.