Arrowstreet Capital’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
Q2 | $41.4M | Sell |
754,424
-346,807
| -31% | -$14.8M | 0.02% | 632 |
|
|
2026
Q1 | $30.5M | Sell |
1,101,231
-54,236
| -5% | -$1.22M | 0.02% | 634 |
|
|
2025
Q4 | $20.1M | Buy |
1,155,467
+217,886
| +23% | +$3.85M | 0.01% | 734 |
|
|
2025
Q3 | $16.4M | Buy |
937,581
+560,010
| +148% | +$13.8M | 0.01% | 802 |
|
|
2025
Q2 | $11.4M | Sell |
377,571
-170,810
| -31% | -$4.44M | 0.01% | 862 |
|
|
2025
Q1 | $15M | Buy |
548,381
+117,645
| +27% | +$3.45M | 0.01% | 685 |
|
|
2024
Q4 | $12.5M | Sell |
430,736
-351,016
| -45% | -$10.4M | 0.01% | 754 |
|
|
2024
Q3 | $23.8M | Buy |
781,752
+165,198
| +27% | +$4.5M | 0.02% | 500 |
|
|
2024
Q2 | $16.4M | Buy |
+616,554
| New | +$17.4M | 0.01% | 520 |
|
|
2024
Q1 | – | Sell |
-13,267
| Closed | -$546K | – | 1706 |
|
|
2023
Q4 | $546K | Sell |
13,267
-240,432
| -95% | -$9.52M | ﹤0.01% | 1210 |
|
|
2023
Q3 | $11.5M | Sell |
253,699
-5,332
| -2% | -$276K | 0.01% | 490 |
|
|
2023
Q2 | $16.1M | Buy |
259,031
+99,421
| +62% | +$6.15M | 0.02% | 426 |
|
|
2023
Q1 | $9.88M | Buy |
+159,610
| New | +$9.55M | 0.01% | 552 |
|
|
2022
Q4 | – | Sell |
-4,727
| Closed | -$210K | – | 1396 |
|
|
2022
Q3 | $210K | Buy |
+4,727
| New | +$205K | ﹤0.01% | 1203 |
|
|
2021
Q4 | – | Sell |
-11,900
| Closed | -$474K | – | 1571 |
|
|
2021
Q3 | $474K | Sell |
11,900
-101,680
| -90% | -$4.27M | ﹤0.01% | 1427 |
|
|
2021
Q2 | $4.54M | Sell |
113,580
-348,915
| -75% | -$13.6M | 0.01% | 1101 |
|
|
2021
Q1 | $19.1M | Buy |
+462,495
| New | +$20.2M | 0.03% | 612 |
|
|
2018
Q2 | – | Sell |
-15,500
| Closed | -$174K | – | 1194 |
|
|
2018
Q1 | $174K | Buy |
+15,500
| New | +$186K | ﹤0.01% | 1065 |
|
|
2016
Q4 | – | Sell |
-26,300
| Closed | -$213K | – | 2078 |
|
|
2016
Q3 | $213K | Buy |
+26,300
| New | +$221K | ﹤0.01% | 1409 |
|
|
2015
Q3 | – | Sell |
-13,300
| Closed | -$121K | – | 1424 |
|
|
2015
Q2 | $121K | Buy |
+13,300
| New | +$137K | ﹤0.01% | 1145 |
|
|
2015
Q1 | – | Sell |
-40,400
| Closed | -$394K | – | 1107 |
|
|
2014
Q4 | $394K | Buy |
+40,400
| New | +$378K | ﹤0.01% | 1083 |
|
|
2013
Q4 | – | Sell |
-56,780
| Closed | -$391K | – | 1221 |
|
|
2013
Q3 | $391K | Buy |
+56,780
| New | +$425K | ﹤0.01% | 822 |
|
Other funds holding IRDM
SHCM
GAM
Arrowstreet Capital's IRDM Position: Q2 2026 in Review
Arrowstreet Capital reduced its Iridium Communications (IRDM) stake by 31% in Q2 2026, selling an estimated $14.8M and leaving 754,424 shares worth $41.4M. The position accounts for 0.02% of the portfolio, ranked #632.
Arrowstreet Capital first reported a position in IRDM in Q3 2013 and has held it in 22 quarters since. 483 funds tracked by Wall St. Rank hold IRDM as of Q2 2026.
- Arrowstreet Capital held 754,424 shares of Iridium Communications worth $41.4M as of Q2 2026.
- Arrowstreet Capital sold 346,807 Iridium Communications shares in Q2 2026, an estimated $14.8M.
- Iridium Communications made up 0.02% of Arrowstreet Capital's portfolio in Q2 2026, its #632 holding.
- Arrowstreet Capital first reported a position in Iridium Communications in Q3 2013 and has held it in 22 quarters since.
- 483 funds tracked by Wall St. Rank held Iridium Communications as of Q2 2026.
Based on Arrowstreet Capital's 13F filing for Q2 2026, filed 13 Aug 2026.