Jane Street’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 | $72.3M | Buy |
+707,441
| New | +$70.4M | 0.01% | 818 |
|
|
2025
Q3 | – | Sell |
-149,864
| Closed | -$14.4M | – | 11262 |
|
|
2025
Q2 | $15.4M | Buy |
149,864
+100,090
| +201% | +$9.44M | ﹤0.01% | 1701 |
|
|
2025
Q1 | $4.28M | Buy |
49,774
+29,808
| +149% | +$2.87M | ﹤0.01% | 3163 |
|
|
2024
Q4 | $2.1M | Sell |
19,966
-27,418
| -58% | -$3.22M | ﹤0.01% | 4025 |
|
|
2024
Q3 | $5.63M | Sell |
47,384
-400,751
| -89% | -$42.9M | ﹤0.01% | 2668 |
|
|
2024
Q2 | $40.2M | Buy |
448,135
+248,662
| +125% | +$20.1M | 0.01% | 814 |
|
|
2024
Q1 | $16M | Buy |
199,473
+151,325
| +314% | +$11M | ﹤0.01% | 1370 |
|
|
2023
Q4 | $3.37M | Sell |
48,148
-176,030
| -79% | -$11M | ﹤0.01% | 3445 |
|
|
2023
Q3 | $13.3M | Buy |
224,178
+159,295
| +246% | +$9.73M | ﹤0.01% | 1470 |
|
|
2023
Q2 | $3.69M | Buy |
64,883
+59,600
| +1,128% | +$3.26M | ﹤0.01% | 3178 |
|
|
2023
Q1 | $280K | Sell |
5,283
-6,364
| -55% | -$333K | ﹤0.01% | 7312 |
|
|
2022
Q4 | $581K | Sell |
11,647
-82,130
| -88% | -$4.15M | ﹤0.01% | 5869 |
|
|
2022
Q3 | $4.12M | Buy |
93,777
+66,856
| +248% | +$3.38M | ﹤0.01% | 2912 |
|
|
2022
Q2 | $1.31M | Sell |
26,921
-75,475
| -74% | -$3.97M | ﹤0.01% | 4977 |
|
|
2022
Q1 | $5.67M | Buy |
102,396
+22,825
| +29% | +$1.09M | ﹤0.01% | 2834 |
|
|
2021
Q4 | $4.16M | Buy |
79,571
+48,690
| +158% | +$2.3M | ﹤0.01% | 3137 |
|
|
2021
Q3 | $1.34M | Sell |
30,881
-16,714
| -35% | -$752K | ﹤0.01% | 5308 |
|
|
2021
Q2 | $2.01M | Sell |
47,595
-401,417
| -89% | -$16.8M | ﹤0.01% | 4323 |
|
|
2021
Q1 | $16.6M | Buy |
+449,012
| New | +$15M | 0.01% | 1127 |
|
|
2020
Q4 | – | Sell |
-26,393
| Closed | -$732K | – | 7779 |
|
|
2020
Q3 | $707K | Buy |
+26,393
| New | +$751K | ﹤0.01% | 4645 |
|
|
2020
Q2 | – | Sell |
-69,605
| Closed | -$1.76M | – | 7305 |
|
|
2020
Q1 | $1.66M | Buy |
69,605
+42,285
| +155% | +$1.28M | ﹤0.01% | 2216 |
|
|
2019
Q4 | $871K | Buy |
27,320
+18,778
| +220% | +$616K | ﹤0.01% | 2955 |
|
|
2019
Q3 | $277K | Sell |
8,542
-15,167
| -64% | -$476K | ﹤0.01% | 4263 |
|
|
2019
Q2 | $742K | Buy |
23,709
+12,441
| +110% | +$408K | ﹤0.01% | 3078 |
|
|
2019
Q1 | $400K | Buy |
+11,268
| New | +$398K | ﹤0.01% | 3931 |
|
|
2018
Q3 | – | Sell |
-49,875
| Closed | -$1.75M | – | 5399 |
|
|
2018
Q2 | $1.75M | Buy |
+49,875
| New | +$1.68M | ﹤0.01% | 2097 |
|
|
2018
Q1 | – | Sell |
-23,262
| Closed | -$878K | – | 5088 |
|
|
2017
Q4 | $878K | Buy |
+23,262
| New | +$923K | ﹤0.01% | 2495 |
|
|
2017
Q3 | – | Sell |
-10,550
| Closed | -$362K | – | 4753 |
|
|
2017
Q2 | $362K | Buy |
+10,550
| New | +$369K | ﹤0.01% | 3398 |
|
|
2016
Q4 | – | Sell |
-29,200
| Closed | -$1.1M | – | 4302 |
|
|
2016
Q3 | $1.1M | Buy |
29,200
+16,818
| +136% | +$649K | 0.01% | 1836 |
|
|
2016
Q2 | $493K | Buy |
+12,382
| New | +$451K | ﹤0.01% | 2778 |
|
|
2016
Q1 | – | Sell |
-22,903
| Closed | -$619K | – | 4357 |
|
|
2015
Q4 | $619K | Buy |
+22,903
| New | +$672K | ﹤0.01% | 2254 |
|
|
2015
Q3 | – | Sell |
-20,111
| Closed | -$623K | – | 3859 |
|
|
2015
Q2 | $623K | Buy |
+20,111
| New | +$704K | ﹤0.01% | 2068 |
|
|
2014
Q4 | – | Sell |
-302,500
| Closed | -$9.88M | – | 2743 |
|
|
2014
Q3 | $9.88M | Buy |
302,500
+288,217
| +2,018% | +$9.34M | 0.1% | 161 |
|
|
2014
Q2 | $468K | Buy |
+14,283
| New | +$387K | 0.01% | 1469 |
|
Other funds holding IRM
VPM
VCM
Jane Street's IRM Position: Q1 2026 in Review
Jane Street opened a new position in Iron Mountain (IRM) in Q1 2026: 707,441 shares worth $72.3M. The stake represents 0.01% of the portfolio and ranks #818 among its holdings. This is a return to the name: Jane Street previously reported a position in IRM as recently as Q2 2025.
Jane Street first reported a position in IRM in Q2 2014 and has held it in 34 quarters since. 1,082 funds tracked by Wall St. Rank hold IRM as of Q1 2026.
- Jane Street held 707,441 shares of Iron Mountain worth $72.3M as of Q1 2026.
- Iron Mountain was a new Jane Street position in Q1 2026.
- Iron Mountain made up 0.01% of Jane Street's portfolio in Q1 2026, its #818 holding.
- Jane Street first reported a position in Iron Mountain in Q2 2014 and has held it in 34 quarters since.
- 1,082 funds tracked by Wall St. Rank held Iron Mountain as of Q1 2026.
Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.