Rockefeller Capital Management’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
$39.7M Sell
389,140
-14,852
-4% -$1.48M 0.07% 265
2025
Q4
$33.6M Sell
403,992
-3,463
-0.8% -$324K 0.06% 306
2025
Q3
$41.6M Buy
407,455
+28,566
+8% +$2.75M 0.08% 223
2025
Q2
$43.9M Sell
378,889
-48,676
-11% -$4.59M 0.1% 206
2025
Q1
$36.9M Buy
427,565
+114,692
+37% +$11.1M 0.09% 217
2024
Q4
$32.9M Sell
312,873
-267,946
-46% -$31.5M 0.09% 226
2024
Q3
$69M Sell
580,819
-182,825
-24% -$19.6M 0.19% 121
2024
Q2
$68.4M Buy
763,644
+101,427
+15% +$8.21M 0.19% 124
2024
Q1
$53.1M Sell
662,217
-119,634
-15% -$8.66M 0.16% 138
2023
Q4
$54.7M Sell
781,851
-53,706
-6% -$3.37M 0.18% 129
2023
Q3
$49.7M Sell
835,557
-61,378
-7% -$3.75M 0.19% 126
2023
Q2
$51M Sell
896,935
-96,131
-10% -$5.26M 0.2% 123
2023
Q1
$52.5M Buy
993,066
+410,773
+71% +$21.5M 0.23% 110
2022
Q4
$29M Sell
582,293
-499,298
-46% -$25.2M 0.15% 161
2022
Q3
$47.6M Sell
1,081,591
-2,683
-0.2% -$135K 0.25% 92
2022
Q2
$52.8M Sell
1,084,274
-28,819
-3% -$1.52M 0.28% 81
2022
Q1
$61.7M Sell
1,113,093
-40,779
-4% -$1.94M 0.3% 77
2021
Q4
$60.4M Buy
1,153,872
+409,697
+55% +$19.4M 0.28% 80
2021
Q3
$32.3M Buy
744,175
+21,724
+3% +$978K 0.17% 143
2021
Q2
$30.6M Sell
722,451
-20,242
-3% -$849K 0.17% 143
2021
Q1
$27.5M Buy
742,693
+31,013
+4% +$1.04M 0.19% 128
2020
Q4
$21M Buy
711,680
+103,642
+17% +$2.88M 0.16% 148
2020
Q3
$16.3M Sell
608,038
-17,176
-3% -$489K 0.15% 147
2020
Q2
$16.3M Buy
625,214
+15,520
+3% +$392K 0.17% 136
2020
Q1
$14.5M Buy
609,694
+37,582
+7% +$1.14M 0.19% 117
2019
Q4
$18.2M Buy
572,112
+20,964
+4% +$687K 0.23% 99
2019
Q3
$17.9M Buy
551,148
+5,780
+1% +$182K 0.24% 94
2019
Q2
$17.1M Sell
545,368
-10,711
-2% -$351K 0.24% 93
2019
Q1
$19.7M Sell
556,079
-1,472
-0.3% -$52K 0.28% 82
2018
Q4
$18.1M Sell
557,551
-11,374
-2% -$373K 0.32% 79
2018
Q3
$19.6M Sell
568,925
-11,020
-2% -$393K 0.3% 85
2018
Q2
$20.3M Buy
579,945
+25,876
+5% +$874K 0.33% 72
2018
Q1
$18.2M Buy
+554,069
New +$18.7M 0.3% 86

Other funds holding IRM

Rockefeller Capital Management's IRM Position: Q1 2026 in Review

Rockefeller Capital Management reduced its Iron Mountain (IRM) stake by 3.7% in Q1 2026, selling an estimated $1.48M and leaving 389,140 shares worth $39.7M. The position accounts for 0.07% of the portfolio, ranked #265.

Rockefeller Capital Management first reported a position in IRM in Q1 2018 and has held it in 33 quarters since. The position peaked at $69M in Q3 2024. 1,082 funds tracked by Wall St. Rank hold IRM as of Q1 2026.

  • Rockefeller Capital Management held 389,140 shares of Iron Mountain worth $39.7M as of Q1 2026.
  • Rockefeller Capital Management sold 14,852 Iron Mountain shares in Q1 2026, an estimated $1.48M.
  • Iron Mountain made up 0.07% of Rockefeller Capital Management's portfolio in Q1 2026, its #265 holding.
  • Rockefeller Capital Management first reported a position in Iron Mountain in Q1 2018 and has held it in 33 quarters since.
  • Rockefeller Capital Management's Iron Mountain position peaked at $69M in Q3 2024.
  • 1,082 funds tracked by Wall St. Rank held Iron Mountain as of Q1 2026.

Based on Rockefeller Capital Management's 13F filing for Q1 2026, filed 14 May 2026.