Marshall Wace’s Iron Mountain IRM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q1
Sell
-18,374
Closed -$1.93M 2851
2024
Q4
$1.93M Buy
+18,374
New +$2.16M ﹤0.01% 1450
2023
Q4
Sell
-97,787
Closed -$5.81M 2379
2023
Q3
$5.81M Buy
97,787
+91,187
+1,382% +$5.57M 0.01% 818
2023
Q2
$375K Sell
6,600
-2,657
-29% -$145K ﹤0.01% 2079
2023
Q1
$490K Sell
9,257
-525,999
-98% -$27.6M ﹤0.01% 2106
2022
Q4
$26.7M Buy
535,256
+260,985
+95% +$13.2M 0.06% 362
2022
Q3
$12.1M Buy
+274,271
New +$13.9M 0.03% 754
2021
Q4
Sell
-19,503
Closed -$847K 4069
2021
Q3
$847K Buy
+19,503
New +$878K ﹤0.01% 2117
2021
Q2
Sell
-5,716
Closed -$212K 2842
2021
Q1
$212K Buy
+5,716
New +$191K ﹤0.01% 2241
2020
Q4
Sell
-74,995
Closed -$2.01M 2019
2020
Q3
$2.01M Buy
74,995
+26,927
+56% +$766K 0.01% 806
2020
Q2
$1.25M Buy
48,068
+47,306
+6,208% +$1.19M 0.01% 937
2020
Q1
$18K Buy
+762
New +$23.1K ﹤0.01% 1520
2019
Q2
Sell
-100,878
Closed -$3.58M 1574
2019
Q1
$3.58M Buy
+100,878
New +$3.56M 0.03% 566
2016
Q1
Sell
-107,831
Closed -$2.91M 1102
2015
Q4
$2.91M Buy
+107,831
New +$3.16M 0.03% 486
2015
Q2
Sell
-29,618
Closed -$1.08M 964
2015
Q1
$1.08M Buy
+29,618
New +$1.14M 0.01% 560
2014
Q2
Sell
-5,718
Closed -$146K 993
2014
Q1
$146K Buy
+5,718
New +$146K ﹤0.01% 748

Other funds holding IRM