Susquehanna International Group’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
$35.1M Buy
344,100
+9,600
+3% +$955K ﹤0.01% 1582
2025
Q4
$27.7M Buy
334,500
+25,900
+8% +$2.42M ﹤0.01% 1892
2025
Q3
$31.5M Buy
308,600
+63,600
+26% +$6.13M ﹤0.01% 1744
2025
Q2
$25.1M Sell
245,000
-43,700
-15% -$4.12M ﹤0.01% 1772
2025
Q1
$24.8M Sell
288,700
-80,900
-22% -$7.8M ﹤0.01% 1551
2024
Q4
$38.8M Sell
369,600
-56,300
-13% -$6.61M 0.01% 1302
2024
Q3
$50.6M Sell
425,900
-10,400
-2% -$1.11M 0.01% 1075
2024
Q2
$39.1M Buy
436,300
+125,000
+40% +$10.1M 0.01% 1154
2024
Q1
$25M Sell
311,300
-59,800
-16% -$4.33M ﹤0.01% 1561
2023
Q4
$26M Sell
371,100
-81,000
-18% -$5.08M ﹤0.01% 1537
2023
Q3
$26.9M Sell
452,100
-172,500
-28% -$10.5M 0.01% 1475
2023
Q2
$35.5M Sell
624,600
-75,600
-11% -$4.14M 0.01% 1227
2023
Q1
$37M Buy
700,200
+120,600
+21% +$6.32M 0.01% 1149
2022
Q4
$28.9M Sell
579,600
-9,200
-2% -$464K 0.01% 1218
2022
Q3
$25.9M Buy
588,800
+157,600
+37% +$7.96M 0.01% 1209
2022
Q2
$21M Sell
431,200
-126,400
-23% -$6.65M 0.01% 1417
2022
Q1
$30.9M Buy
557,600
+143,200
+35% +$6.82M 0.01% 1325
2021
Q4
$21.7M Buy
414,400
+75,900
+22% +$3.59M ﹤0.01% 1764
2021
Q3
$14.7M Sell
338,500
-95,400
-22% -$4.29M ﹤0.01% 2340
2021
Q2
$18.4M Sell
433,900
-117,000
-21% -$4.91M ﹤0.01% 2141
2021
Q1
$20.4M Buy
550,900
+265,900
+93% +$8.89M ﹤0.01% 1845
2020
Q4
$8.4M Sell
285,000
-70,200
-20% -$1.95M ﹤0.01% 2711
2020
Q3
$9.52M Sell
355,200
-283,500
-44% -$8.07M ﹤0.01% 2244
2020
Q2
$16.7M Buy
638,700
+256,800
+67% +$6.48M ﹤0.01% 1597
2020
Q1
$9.09M Buy
381,900
+174,500
+84% +$5.28M ﹤0.01% 1837
2019
Q4
$6.61M Sell
207,400
-41,400
-17% -$1.36M ﹤0.01% 2584
2019
Q3
$8.06M Sell
248,800
-45,800
-16% -$1.44M ﹤0.01% 2198
2019
Q2
$9.22M Sell
294,600
-123,500
-30% -$4.05M ﹤0.01% 1971
2019
Q1
$14.8M Buy
418,100
+51,200
+14% +$1.81M 0.01% 1411
2018
Q4
$11.9M Buy
366,900
+133,900
+57% +$4.39M ﹤0.01% 1451
2018
Q3
$8.04M Buy
233,000
+23,000
+11% +$819K ﹤0.01% 2152
2018
Q2
$7.35M Buy
210,000
+107,900
+106% +$3.64M ﹤0.01% 2278
2018
Q1
$3.35M Sell
102,100
-85,300
-46% -$2.87M ﹤0.01% 3087
2017
Q4
$7.07M Buy
187,400
+159,900
+581% +$6.34M ﹤0.01% 2156
2017
Q3
$1.07M Sell
27,500
-192,000
-87% -$7.17M ﹤0.01% 5147
2017
Q2
$7.54M Buy
219,500
+60,500
+38% +$2.12M ﹤0.01% 1946
2017
Q1
$5.67M Buy
159,000
+58,200
+58% +$2.06M ﹤0.01% 2229
2016
Q4
$3.27M Buy
100,800
+46,600
+86% +$1.55M ﹤0.01% 3067
2016
Q3
$2.03M Sell
54,200
-49,300
-48% -$1.9M ﹤0.01% 3546
2016
Q2
$4.12M Buy
103,500
+39,700
+62% +$1.44M ﹤0.01% 2468
2016
Q1
$2.16M Buy
63,800
+34,600
+118% +$994K ﹤0.01% 3618
2015
Q4
$789K Sell
29,200
-7,300
-20% -$214K ﹤0.01% 5906
2015
Q3
$1.13M Sell
36,500
-70,600
-66% -$2.11M ﹤0.01% 5468
2015
Q2
$3.32M Sell
107,100
-22,200
-17% -$777K ﹤0.01% 3647
2015
Q1
$4.72M Buy
129,300
+81,700
+172% +$3.15M ﹤0.01% 2820
2014
Q4
$1.84M Sell
47,600
-177,000
-79% -$6.44M ﹤0.01% 4606
2014
Q3
$7.33M Sell
224,600
-549,463
-71% -$17.8M ﹤0.01% 2486
2014
Q2
$25.4M Buy
774,063
+388,114
+101% +$10.5M 0.01% 1182
2014
Q1
$9.83M Sell
385,949
-445,243
-54% -$11.4M ﹤0.01% 2029
2013
Q4
$23.3M Buy
831,192
+96,406
+13% +$2.47M 0.01% 1200
2013
Q3
$18.4M Buy
734,786
+368,854
+101% +$9.37M 0.01% 1287
2013
Q2
$9M Buy
+365,932
New +$11.8M 0.01% 1898

Other funds holding IRM

Susquehanna International Group's IRM Position: Q1 2026 in Review

Susquehanna International Group increased its Iron Mountain (IRM) stake by 24% in Q1 2026, buying an estimated $1.98M and bringing the position to 102,080 shares worth $10.4M. The position accounts for ﹤0.01% of the portfolio, ranked #3051.

Susquehanna International Group first reported a position in IRM in Q2 2013 and has held it in 40 quarters since. The position peaked at $18.6M in Q3 2014. 1,083 funds tracked by Wall St. Rank hold IRM as of Q1 2026.

  • Susquehanna International Group held 102,080 shares of Iron Mountain worth $10.4M as of Q1 2026.
  • Susquehanna International Group bought 19,885 Iron Mountain shares in Q1 2026, an estimated $1.98M.
  • Iron Mountain made up ﹤0.01% of Susquehanna International Group's portfolio in Q1 2026, its #3051 holding.
  • Susquehanna International Group first reported a position in Iron Mountain in Q2 2013 and has held it in 40 quarters since.
  • Susquehanna International Group's Iron Mountain position peaked at $18.6M in Q3 2014.
  • 1,083 funds tracked by Wall St. Rank held Iron Mountain as of Q1 2026.

Based on Susquehanna International Group's 13F filing for Q1 2026, filed 15 May 2026.