Marble Harbor Investment Counsel’s Iron Mountain IRM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$30.7M Sell
300,474
-13,546
-4% -$1.35M 3.33% 5
2025
Q4
$26M Sell
314,020
-11,240
-3% -$1.05M 2.78% 7
2025
Q3
$33.2M Sell
325,260
-3,513
-1% -$338K 3.47% 5
2025
Q2
$33.7M Sell
328,773
-4,815
-1% -$454K 3.67% 5
2025
Q1
$28.7M Sell
333,588
-12,982
-4% -$1.25M 3.23% 7
2024
Q4
$36.4M Sell
346,570
-3,431
-1% -$403K 4.02% 5
2024
Q3
$41.6M Sell
350,001
-88,959
-20% -$9.52M 4.55% 3
2024
Q2
$39.3M Sell
438,960
-7,121
-2% -$576K 4.63% 3
2024
Q1
$35.8M Sell
446,081
-7,386
-2% -$535K 4.12% 3
2023
Q4
$31.7M Sell
453,467
-7,935
-2% -$498K 3.9% 3
2023
Q3
$27.4M Sell
461,402
-5,507
-1% -$337K 3.6% 5
2023
Q2
$26.5M Sell
466,909
-1,855
-0.4% -$102K 3.34% 5
2023
Q1
$24.8M Sell
468,764
-2,868
-0.6% -$150K 3.21% 6
2022
Q4
$23.5M Buy
471,632
+3,692
+0.8% +$186K 3.17% 6
2022
Q3
$20.6M Buy
467,940
+1,910
+0.4% +$96.5K 3.14% 6
2022
Q2
$22.7M Sell
466,030
-10
-0% -$526 3.46% 5
2022
Q1
$25.8M Sell
466,040
-9,009
-2% -$429K 3.21% 6
2021
Q4
$24.9M Buy
475,049
+128
+0% +$6.05K 2.9% 9
2021
Q3
$20.6M Buy
474,921
+80
+0% +$3.6K 2.78% 9
2021
Q2
$20.1M Sell
474,841
-4,651
-1% -$195K 2.59% 11
2021
Q1
$17.7M Buy
479,492
+3,618
+0.8% +$121K 2.43% 14
2020
Q4
$14M Sell
475,874
-7,455
-2% -$207K 2.06% 14
2020
Q3
$12.9M Sell
483,329
-9,630
-2% -$274K 2.12% 15
2020
Q2
$12.9M Sell
492,959
-35,115
-7% -$887K 2.24% 13
2020
Q1
$12.6M Buy
528,074
+39,726
+8% +$1.2M 2.47% 12
2019
Q4
$15.6M Buy
488,348
+1,100
+0.2% +$36.1K 2.46% 10
2019
Q3
$15.8M Buy
487,248
+95,358
+24% +$3M 2.8% 10
2019
Q2
$12.3M Buy
391,890
+2,827
+0.7% +$92.6K 2.12% 17
2019
Q1
$13.8M Buy
389,063
+24,595
+7% +$869K 2.45% 12
2018
Q4
$11.8M Buy
364,468
+557
+0.2% +$18.3K 2.36% 13
2018
Q3
$12.6M Sell
363,911
-698
-0.2% -$24.9K 2.23% 15
2018
Q2
$12.8M Buy
364,609
+15,643
+4% +$528K 2.43% 12
2018
Q1
$11.5M Buy
348,966
+10,087
+3% +$340K 2.27% 14
2017
Q4
$12.8M Buy
338,879
+4,028
+1% +$160K 2.49% 10
2017
Q3
$13M Sell
334,851
-566
-0.2% -$21.1K 2.66% 9
2017
Q2
$11.5M Sell
335,417
-1,303
-0.4% -$45.6K 2.5% 13
2017
Q1
$12M Sell
336,720
-46
-0% -$1.63K 2.62% 11
2016
Q4
$10.9M Buy
336,766
+4,209
+1% +$140K 2.46% 13
2016
Q3
$12.5M Sell
332,557
-3,141
-0.9% -$121K 2.94% 8
2016
Q2
$13.4M Sell
335,698
-10,267
-3% -$374K 3.24% 4
2016
Q1
$11.7M Sell
345,965
-3,980
-1% -$114K 2.9% 8
2015
Q4
$9.45M Sell
349,945
-4,634
-1% -$136K 2.52% 13
2015
Q3
$11M Sell
354,579
-1,570
-0.4% -$46.8K 3.03% 8
2015
Q2
$11M Sell
356,149
-5,666
-2% -$198K 2.82% 10
2015
Q1
$13.2M Sell
361,815
-26,750
-7% -$1.03M 3.31% 4
2014
Q4
$15M Buy
388,565
+22,446
+6% +$816K 3.42% 3
2014
Q3
$12M Sell
366,119
-31,794
-8% -$1.03M 2.89% 5
2014
Q2
$13M Buy
397,913
+36,038
+10% +$978K 3.09% 4
2014
Q1
$9.22M Buy
361,875
+5,007
+1% +$128K 2.39% 13
2013
Q4
$10M Buy
356,868
+647
+0.2% +$16.6K 2.64% 7
2013
Q3
$8.9M Buy
356,221
+4,635
+1% +$118K 2.53% 10
2013
Q2
$8.65M Buy
+351,586
New +$11.3M 2.58% 10

Other funds holding IRM

Marble Harbor Investment Counsel's IRM Position: Q1 2026 in Review

Marble Harbor Investment Counsel reduced its Iron Mountain (IRM) stake by 4.3% in Q1 2026, selling an estimated $1.35M and leaving 300,474 shares worth $30.7M. The position accounts for 3.33% of the portfolio, ranked #5.

Marble Harbor Investment Counsel first reported a position in IRM in Q2 2013 and has held it in 52 quarters since. The position peaked at $41.6M in Q3 2024. 1,082 funds tracked by Wall St. Rank hold IRM as of Q1 2026.

  • Marble Harbor Investment Counsel held 300,474 shares of Iron Mountain worth $30.7M as of Q1 2026.
  • Marble Harbor Investment Counsel sold 13,546 Iron Mountain shares in Q1 2026, an estimated $1.35M.
  • Iron Mountain made up 3.33% of Marble Harbor Investment Counsel's portfolio in Q1 2026, its #5 holding.
  • Marble Harbor Investment Counsel first reported a position in Iron Mountain in Q2 2013 and has held it in 52 quarters since.
  • Marble Harbor Investment Counsel's Iron Mountain position peaked at $41.6M in Q3 2024.
  • 1,082 funds tracked by Wall St. Rank held Iron Mountain as of Q1 2026.

Based on Marble Harbor Investment Counsel's 13F filing for Q1 2026, filed 8 May 2026.