Two Sigma Advisers
IRDM icon

Two Sigma Advisers’s Iridium Communications IRDM Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$1.2M Buy
39,800
+11,600
+41% +$350K ﹤0.01% 1353
2025
Q1
$770K Buy
28,200
+20,100
+248% +$549K ﹤0.01% 1587
2024
Q4
$235K Buy
8,100
+500
+7% +$14.5K ﹤0.01% 2074
2024
Q3
$231K Buy
+7,600
New +$231K ﹤0.01% 2014
2024
Q2
Sell
-13,000
Closed -$340K 2560
2024
Q1
$340K Sell
13,000
-12,700
-49% -$332K ﹤0.01% 2023
2023
Q4
$1.06M Sell
25,700
-28,200
-52% -$1.16M ﹤0.01% 1623
2023
Q3
$2.45M Buy
53,900
+14,400
+36% +$655K 0.01% 1086
2023
Q2
$2.45M Sell
39,500
-76,700
-66% -$4.76M 0.01% 1088
2023
Q1
$7.2M Sell
116,200
-43,700
-27% -$2.71M 0.02% 662
2022
Q4
$8.22M Buy
159,900
+2,400
+2% +$123K 0.02% 576
2022
Q3
$6.99M Buy
157,500
+21,600
+16% +$958K 0.02% 606
2022
Q2
$5.1M Sell
135,900
-19,300
-12% -$725K 0.01% 770
2022
Q1
$6.26M Buy
155,200
+84,900
+121% +$3.42M 0.02% 705
2021
Q4
$2.9M Buy
70,300
+37,900
+117% +$1.57M 0.01% 1009
2021
Q3
$1.29M Buy
+32,400
New +$1.29M ﹤0.01% 1491
2020
Q2
Sell
-9,100
Closed -$203K 2546
2020
Q1
$203K Sell
9,100
-300
-3% -$6.69K ﹤0.01% 2166
2019
Q4
$232K Buy
+9,400
New +$232K ﹤0.01% 2138
2017
Q3
Sell
-13,428
Closed -$148K 2272
2017
Q2
$148K Buy
13,428
+1,800
+15% +$19.8K ﹤0.01% 2151
2017
Q1
$112K Sell
11,628
-5,300
-31% -$51K ﹤0.01% 2268
2016
Q4
$163K Buy
+16,928
New +$163K ﹤0.01% 2229
2015
Q1
Sell
-12,028
Closed -$117K 2011
2014
Q4
$117K Buy
+12,028
New +$117K ﹤0.01% 1987