Northwestern Mutual Investment Management Company’s Iron Mountain IRM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$965K Buy
9,413
+70
+0.7% +$7.18K 0.01% 572
2025
Q1
$804K Buy
9,343
+25
+0.3% +$2.15K 0.01% 622
2024
Q4
$979K Buy
9,318
+21
+0.2% +$2.21K 0.02% 563
2024
Q3
$1.1M Sell
9,297
-31
-0.3% -$3.68K 0.03% 524
2024
Q2
$836K Buy
9,328
+64
+0.7% +$5.74K 0.02% 597
2024
Q1
$743K Buy
9,264
+21
+0.2% +$1.68K 0.02% 644
2023
Q4
$647K Buy
9,243
+31
+0.3% +$2.17K 0.02% 681
2023
Q3
$548K Buy
9,212
+13
+0.1% +$773 0.01% 698
2023
Q2
$523K Buy
9,199
+60
+0.7% +$3.41K 0.01% 731
2023
Q1
$484K Buy
9,139
+28
+0.3% +$1.48K 0.01% 743
2022
Q4
$454K Sell
9,111
-1,685
-16% -$84K 0.01% 565
2022
Q3
$475K Sell
10,796
-817
-7% -$35.9K 0.01% 658
2022
Q2
$565K Buy
11,613
+95
+0.8% +$4.62K 0.01% 664
2022
Q1
$638K Sell
11,518
-1,509
-12% -$83.6K 0.01% 692
2021
Q4
$682K Sell
13,027
-120
-0.9% -$6.28K 0.01% 703
2021
Q3
$571K Buy
13,147
+35
+0.3% +$1.52K 0.01% 735
2021
Q2
$555K Buy
13,112
+37
+0.3% +$1.57K 0.01% 759
2021
Q1
$484K Sell
13,075
-2,739
-17% -$101K 0.01% 795
2020
Q4
$466K Sell
15,814
-1
-0% -$29 0.01% 851
2020
Q3
$413K Hold
15,815
0.01% 834
2020
Q2
$413K Buy
15,815
+811
+5% +$21.2K 0.01% 836
2020
Q1
$357K Buy
15,004
+3,850
+35% +$91.6K 0.01% 795
2019
Q4
$355K Buy
11,154
+220
+2% +$7K 0.01% 852
2019
Q3
$354K Buy
10,934
+52
+0.5% +$1.68K 0.01% 841
2019
Q2
$341K Sell
10,882
-32,633
-75% -$1.02M 0.01% 841
2019
Q1
$1.54M Buy
43,515
+382
+0.9% +$13.5K 0.03% 458
2018
Q4
$1.4M Sell
43,133
-6,940
-14% -$225K 0.02% 466
2018
Q3
$1.73M Sell
50,073
-3,820
-7% -$132K 0.03% 477
2018
Q2
$1.89M Buy
53,893
+2,664
+5% +$93.3K 0.03% 463
2018
Q1
$1.68M Sell
51,229
-12,409
-19% -$408K 0.03% 485
2017
Q4
$2.4M Buy
63,638
+4,362
+7% +$165K 0.04% 411
2017
Q3
$2.31M Buy
59,276
+2,910
+5% +$113K 0.04% 412
2017
Q2
$1.94M Buy
56,366
+6,789
+14% +$233K 0.03% 441
2017
Q1
$1.77M Buy
49,577
+21,444
+76% +$765K 0.03% 441
2016
Q4
$914K Buy
28,133
+3,912
+16% +$127K 0.02% 531
2016
Q3
$909K Buy
24,221
+15,101
+166% +$567K 0.02% 488
2016
Q2
$363K Buy
9,120
+1,771
+24% +$70.5K 0.01% 710
2016
Q1
$249K Sell
7,349
-9,694
-57% -$328K 0.01% 833
2015
Q4
$460K Buy
17,043
+399
+2% +$10.8K 0.01% 557
2015
Q3
$516K Buy
16,644
+14
+0.1% +$434 0.01% 538
2015
Q2
$516K Sell
16,630
-8,475
-34% -$263K 0.01% 584
2015
Q1
$916K Buy
+25,105
New +$916K 0.02% 440