Northern Trust’s Iridium Communications IRDM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$24M Sell
863,494
-110,907
-11% -$2.5M ﹤0.01% 1566
2025
Q4
$16.9M Sell
974,401
-69,168
-7% -$1.22M ﹤0.01% 1781
2025
Q3
$18.2M Sell
1,043,569
-593,196
-36% -$14.7M ﹤0.01% 1749
2025
Q2
$49.4M Sell
1,636,765
-82,919
-5% -$2.16M 0.01% 1114
2025
Q1
$47M Sell
1,719,684
-107,727
-6% -$3.16M 0.01% 1123
2024
Q4
$53M Buy
1,827,411
+280,269
+18% +$8.34M 0.01% 1089
2024
Q3
$47.1M Sell
1,547,142
-59,210
-4% -$1.61M 0.01% 1063
2024
Q2
$42.8M Buy
1,606,352
+37,522
+2% +$1.06M 0.01% 1097
2024
Q1
$41M Sell
1,568,830
-227,665
-13% -$7.41M 0.01% 1121
2023
Q4
$73.9M Buy
1,796,495
+213,204
+13% +$8.44M 0.01% 761
2023
Q3
$72M Buy
1,583,291
+202,702
+15% +$10.5M 0.01% 732
2023
Q2
$85.8M Sell
1,380,589
-523,769
-28% -$32.4M 0.02% 654
2023
Q1
$118M Buy
1,904,358
+48,543
+3% +$2.91M 0.02% 550
2022
Q4
$95.4M Sell
1,855,815
-29,736
-2% -$1.49M 0.02% 600
2022
Q3
$83.7M Sell
1,885,551
-31,256
-2% -$1.35M 0.02% 611
2022
Q2
$72M Sell
1,916,807
-27,862
-1% -$1.04M 0.02% 683
2022
Q1
$78.4M Sell
1,944,669
-80,410
-4% -$3.03M 0.01% 748
2021
Q4
$83.6M Sell
2,025,079
-31,128
-2% -$1.26M 0.01% 760
2021
Q3
$81.9M Buy
2,056,207
+20,470
+1% +$859K 0.01% 761
2021
Q2
$81.4M Sell
2,035,737
-35,383
-2% -$1.37M 0.01% 784
2021
Q1
$85.4M Buy
2,071,120
+3,110
+0.2% +$136K 0.02% 744
2020
Q4
$81.3M Sell
2,068,010
-37,454
-2% -$1.18M 0.02% 737
2020
Q3
$53.9M Sell
2,105,464
-43,035
-2% -$1.18M 0.01% 868
2020
Q2
$54.7M Sell
2,148,499
-359,757
-14% -$8.44M 0.01% 821
2020
Q1
$56M Buy
2,508,256
+7,058
+0.3% +$183K 0.02% 720
2019
Q4
$61.6M Sell
2,501,198
-16,182
-0.6% -$388K 0.01% 863
2019
Q3
$53.6M Buy
2,517,380
+68,980
+3% +$1.64M 0.01% 920
2019
Q2
$57M Buy
2,448,400
+88,386
+4% +$2.2M 0.01% 898
2019
Q1
$62.4M Sell
2,360,014
-1,457
-0.1% -$31.4K 0.02% 804
2018
Q4
$43.6M Buy
2,361,471
+20,563
+0.9% +$422K 0.01% 964
2018
Q3
$52.7M Sell
2,340,908
-32,201
-1% -$625K 0.01% 984
2018
Q2
$38.2M Buy
2,373,109
+126,312
+6% +$1.72M 0.01% 1245
2018
Q1
$25.3M Buy
2,246,797
+7,803
+0.3% +$93.4K 0.01% 1503
2017
Q4
$26.4M Sell
2,238,994
-18,066
-0.8% -$209K 0.01% 1504
2017
Q3
$23.2M Buy
2,257,060
+201,731
+10% +$2.09M 0.01% 1596
2017
Q2
$22.7M Buy
2,055,329
+803,190
+64% +$8.39M 0.01% 1574
2017
Q1
$12.1M Buy
1,252,139
+354
+0% +$3.38K ﹤0.01% 1983
2016
Q4
$12M Buy
1,251,785
+43,724
+4% +$390K ﹤0.01% 1983
2016
Q3
$9.8M Buy
1,208,061
+31,075
+3% +$261K ﹤0.01% 2099
2016
Q2
$10.5M Buy
1,176,986
+28,705
+2% +$236K ﹤0.01% 1995
2016
Q1
$9M Buy
1,148,281
+37,282
+3% +$268K ﹤0.01% 2043
2015
Q4
$9.34M Buy
1,110,999
+4,914
+0.4% +$37.4K ﹤0.01% 2062
2015
Q3
$6.8M Buy
1,106,085
+63,626
+6% +$462K ﹤0.01% 2254
2015
Q2
$9.47M Buy
1,042,459
+164,269
+19% +$1.69M ﹤0.01% 2100
2015
Q1
$8.53M Buy
878,190
+44,521
+5% +$415K ﹤0.01% 2167
2014
Q4
$8.13M Sell
833,669
-40,087
-5% -$375K ﹤0.01% 2172
2014
Q3
$7.73M Sell
873,756
-29,819
-3% -$259K ﹤0.01% 2217
2014
Q2
$7.64M Buy
903,575
+110,359
+14% +$830K ﹤0.01% 2230
2014
Q1
$5.96M Sell
793,216
-74,291
-9% -$497K ﹤0.01% 2445
2013
Q4
$5.42M Sell
867,507
-91,333
-10% -$552K ﹤0.01% 2507
2013
Q3
$6.6M Buy
958,840
+136,655
+17% +$1.02M ﹤0.01% 2318
2013
Q2
$6.38M Buy
+822,185
New +$5.78M ﹤0.01% 2252

Other funds holding IRDM

Northern Trust's IRDM Position: Q1 2026 in Review

Northern Trust reduced its Iridium Communications (IRDM) stake by 11% in Q1 2026, selling an estimated $2.5M and leaving 863,494 shares worth $24M. The position accounts for ﹤0.01% of the portfolio, ranked #1566.

Northern Trust first reported a position in IRDM in Q2 2013 and has held it in 52 quarters since. The position peaked at $118M in Q1 2023. 379 funds tracked by Wall St. Rank hold IRDM as of Q1 2026.

  • Northern Trust held 863,494 shares of Iridium Communications worth $24M as of Q1 2026.
  • Northern Trust sold 110,907 Iridium Communications shares in Q1 2026, an estimated $2.5M.
  • Iridium Communications made up ﹤0.01% of Northern Trust's portfolio in Q1 2026, its #1566 holding.
  • Northern Trust first reported a position in Iridium Communications in Q2 2013 and has held it in 52 quarters since.
  • Northern Trust's Iridium Communications position peaked at $118M in Q1 2023.
  • 379 funds tracked by Wall St. Rank held Iridium Communications as of Q1 2026.

Based on Northern Trust's 13F filing for Q1 2026, filed 14 May 2026.