Marshall Wace’s Iron Mountain IRM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q1
Sell
-18,374
Closed -$1.93M 2683
2024
Q4
$1.93M Buy
+18,374
New +$1.93M ﹤0.01% 1344
2023
Q4
Sell
-97,787
Closed -$5.81M 2045
2023
Q3
$5.81M Buy
97,787
+91,187
+1,382% +$5.42M 0.01% 740
2023
Q2
$375K Sell
6,600
-2,657
-29% -$151K ﹤0.01% 1668
2023
Q1
$490K Sell
9,257
-525,999
-98% -$27.8M ﹤0.01% 1653
2022
Q4
$26.7M Buy
535,256
+260,985
+95% +$13M 0.06% 318
2022
Q3
$12.1M Buy
+274,271
New +$12.1M 0.03% 672
2021
Q4
Sell
-19,503
Closed -$847K 3367
2021
Q3
$847K Buy
+19,503
New +$847K ﹤0.01% 1633
2021
Q2
Sell
-5,716
Closed -$212K 2298
2021
Q1
$212K Buy
+5,716
New +$212K ﹤0.01% 1917
2020
Q4
Sell
-74,995
Closed -$2.01M 1884
2020
Q3
$2.01M Buy
74,995
+26,927
+56% +$721K 0.01% 774
2020
Q2
$1.26M Buy
48,068
+47,306
+6,208% +$1.24M 0.01% 910
2020
Q1
$18K Buy
+762
New +$18K ﹤0.01% 1508
2019
Q2
Sell
-100,878
Closed -$3.58M 1536
2019
Q1
$3.58M Buy
+100,878
New +$3.58M 0.03% 562
2016
Q1
Sell
-107,831
Closed -$2.91M 1102
2015
Q4
$2.91M Buy
+107,831
New +$2.91M 0.03% 486
2015
Q2
Sell
-29,618
Closed -$1.08M 964
2015
Q1
$1.08M Buy
+29,618
New +$1.08M 0.01% 560
2014
Q2
Sell
-5,718
Closed -$146K 993
2014
Q1
$146K Buy
+5,718
New +$146K ﹤0.01% 748