Capital Fund Management (CFM)’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 | – | Sell |
-67,500
| Closed | -$5.6M | – | 2313 |
|
|
2025
Q4 | $5.6M | Sell |
67,500
-40,100
| -37% | -$3.75M | 0.02% | 1131 |
|
|
2025
Q3 | $11M | Sell |
107,600
-84,600
| -44% | -$8.15M | 0.03% | 774 |
|
|
2025
Q2 | $19.7M | Sell |
192,200
-49,400
| -20% | -$4.66M | 0.05% | 467 |
|
|
2025
Q1 | $20.8M | Buy |
241,600
+99,400
| +70% | +$9.58M | 0.06% | 424 |
|
|
2024
Q4 | $14.9M | Buy |
142,200
+19,100
| +16% | +$2.24M | 0.04% | 575 |
|
|
2024
Q3 | $14.6M | Buy |
123,100
+200
| +0.2% | +$21.4K | 0.04% | 576 |
|
|
2024
Q2 | $11M | Sell |
122,900
-44,400
| -27% | -$3.59M | 0.03% | 632 |
|
|
2024
Q1 | $13.4M | Buy |
167,300
+124,800
| +294% | +$9.03M | 0.04% | 599 |
|
|
2023
Q4 | $2.97M | Buy |
+42,500
| New | +$2.67M | 0.01% | 1338 |
|
|
2023
Q2 | – | Sell |
-26,700
| Closed | -$1.41M | – | 1781 |
|
|
2023
Q1 | $1.41M | Buy |
+26,700
| New | +$1.4M | 0.01% | 1175 |
|
|
2022
Q3 | – | Sell |
-31,300
| Closed | -$1.52M | – | 1535 |
|
|
2022
Q2 | $1.52M | Buy |
+31,300
| New | +$1.65M | 0.01% | 926 |
|
|
2022
Q1 | – | Sell |
-52,500
| Closed | -$2.75M | – | 1611 |
|
|
2021
Q4 | $2.75M | Buy |
52,500
+20,200
| +63% | +$955K | 0.02% | 894 |
|
|
2021
Q3 | $1.4M | Buy |
32,300
+3,000
| +10% | +$135K | 0.01% | 1063 |
|
|
2021
Q2 | $1.24M | Buy |
29,300
+15,600
| +114% | +$654K | 0.01% | 1101 |
|
|
2021
Q1 | $507K | Buy |
+13,700
| New | +$458K | 0.01% | 1134 |
|
|
2020
Q1 | – | Sell |
-13,200
| Closed | -$421K | – | 1790 |
|
|
2019
Q4 | $421K | Sell |
13,200
-8,600
| -39% | -$282K | ﹤0.01% | 1464 |
|
|
2019
Q3 | $706K | Buy |
21,800
+8,600
| +65% | +$270K | 0.01% | 1131 |
|
|
2019
Q2 | $413K | Buy |
13,200
+4,900
| +59% | +$161K | ﹤0.01% | 1274 |
|
|
2019
Q1 | $294K | Sell |
8,300
-5,400
| -39% | -$191K | ﹤0.01% | 1449 |
|
|
2018
Q4 | $444K | Sell |
13,700
-38,100
| -74% | -$1.25M | ﹤0.01% | 1432 |
|
|
2018
Q3 | $1.79M | Buy |
51,800
+14,100
| +37% | +$502K | 0.01% | 1163 |
|
|
2018
Q2 | $1.32M | Buy |
37,700
+3,300
| +10% | +$111K | 0.01% | 1232 |
|
|
2018
Q1 | $1.13M | Buy |
34,400
+14,100
| +69% | +$475K | 0.01% | 1194 |
|
|
2017
Q4 | $766K | Buy |
+20,300
| New | +$806K | ﹤0.01% | 1311 |
|
|
2017
Q1 | – | Sell |
-16,200
| Closed | -$526K | – | 1638 |
|
|
2016
Q4 | $526K | Buy |
16,200
+6,600
| +69% | +$219K | ﹤0.01% | 1244 |
|
|
2016
Q3 | $360K | Buy |
9,600
+4,200
| +78% | +$162K | ﹤0.01% | 1325 |
|
|
2016
Q2 | $215K | Buy |
+5,400
| New | +$197K | ﹤0.01% | 1423 |
|
|
2015
Q2 | – | Sell |
-7,000
| Closed | -$255K | – | 1578 |
|
|
2015
Q1 | $255K | Buy |
+7,000
| New | +$270K | ﹤0.01% | 1302 |
|
Other funds holding IRM
VPM
VCM
Capital Fund Management (CFM)'s IRM Position: Q4 2025 in Review
Capital Fund Management (CFM) sold out of Iron Mountain (IRM) in Q4 2025, closing a stake of 118,570 shares — an estimated $11.1M sold.
Capital Fund Management (CFM) first reported a position in IRM in Q2 2013 and held it in 12 quarters. The position peaked at $16.1M in Q2 2025. 1,006 funds tracked by Wall St. Rank hold IRM as of Q4 2025.
- Capital Fund Management (CFM) reported no remaining Iron Mountain position as of Q4 2025 after selling out during the quarter.
- Capital Fund Management (CFM) sold 118,570 Iron Mountain shares in Q4 2025, an estimated $11.1M.
- Capital Fund Management (CFM) first reported a position in Iron Mountain in Q2 2013 and held it in 12 quarters.
- Capital Fund Management (CFM)'s Iron Mountain position peaked at $16.1M in Q2 2025.
- 1,006 funds tracked by Wall St. Rank held Iron Mountain as of Q4 2025.
Based on Capital Fund Management (CFM)'s 13F filing for Q4 2025, filed 17 Feb 2026.