Simplex Trading’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 | $868K | Buy |
15,833
+12,736
| +411% | +$544K | ﹤0.01% | 2942 |
|
|
2026
Q1 | $85.9K | Sell |
3,097
-5,690
| -65% | -$128K | ﹤0.01% | 5272 |
|
|
2025
Q4 | $153K | Sell |
8,787
-6,729
| -43% | -$119K | ﹤0.01% | 4510 |
|
|
2025
Q3 | $270K | Buy |
+15,516
| New | +$383K | ﹤0.01% | 4601 |
|
|
2024
Q4 | – | Sell |
-22,903
| Closed | -$681K | – | 9052 |
|
|
2024
Q3 | $697K | Buy |
+22,903
| New | +$624K | ﹤0.01% | 3258 |
|
|
2023
Q3 | – | Sell |
-12,105
| Closed | -$627K | – | 9193 |
|
|
2023
Q2 | $751K | Buy |
12,105
+8,077
| +201% | +$500K | ﹤0.01% | 2882 |
|
|
2023
Q1 | $249K | Buy |
+4,028
| New | +$241K | ﹤0.01% | 4070 |
|
|
2022
Q2 | – | Sell |
-841
| Closed | -$31.4K | – | 10475 |
|
|
2022
Q1 | $33K | Buy |
+841
| New | +$31.7K | ﹤0.01% | 7664 |
|
|
2021
Q4 | – | Sell |
-6,510
| Closed | -$263K | – | 10911 |
|
|
2021
Q3 | $263K | Buy |
6,510
+200
| +3% | +$8.39K | ﹤0.01% | 5124 |
|
|
2021
Q2 | $252K | Buy |
6,310
+2,397
| +61% | +$93.1K | ﹤0.01% | 5293 |
|
|
2021
Q1 | $161K | Buy |
3,913
+1,412
| +56% | +$61.8K | ﹤0.01% | 5073 |
|
|
2020
Q4 | $98K | Sell |
2,501
-156
| -6% | -$4.9K | ﹤0.01% | 5462 |
|
|
2020
Q3 | $67K | Sell |
2,657
-3,165
| -54% | -$87.1K | ﹤0.01% | 5329 |
|
|
2020
Q2 | $148K | Sell |
5,822
-1,638
| -22% | -$38.4K | ﹤0.01% | 4348 |
|
|
2020
Q1 | $166K | Buy |
7,460
+3,598
| +93% | +$93.1K | ﹤0.01% | 3802 |
|
|
2019
Q4 | $95K | Buy |
+3,862
| New | +$92.5K | ﹤0.01% | 4566 |
|
|
2019
Q2 | – | Sell |
-8,362
| Closed | -$208K | – | 7421 |
|
|
2019
Q1 | $221K | Buy |
+8,362
| New | +$180K | ﹤0.01% | 3499 |
|
|
2018
Q4 | – | Sell |
-17,406
| Closed | -$357K | – | 7378 |
|
|
2018
Q3 | $391K | Buy |
+17,406
| New | +$338K | ﹤0.01% | 2884 |
|
|
2018
Q1 | – | Sell |
-4,852
| Closed | -$58.1K | – | 6476 |
|
|
2017
Q4 | $57K | Buy |
+4,852
| New | +$56.1K | ﹤0.01% | 2315 |
|
|
2016
Q1 | – | Sell |
-27
| Closed | -$194 | – | 5891 |
|
|
2015
Q4 | $0 | Buy |
+27
| New | +$206 | ﹤0.01% | 5724 |
|
|
2015
Q3 | – | Sell |
-148
| Closed | -$1.07K | – | 5820 |
|
|
2015
Q2 | $1K | Buy |
148
+95
| +179% | +$977 | ﹤0.01% | 4681 |
|
|
2015
Q1 | $0 | Buy |
+53
| New | +$494 | ﹤0.01% | 5228 |
|
Other funds holding IRDM
SHCM
GAM
Simplex Trading's IRDM Position: Q2 2026 in Review
Simplex Trading increased its Iridium Communications (IRDM) stake by 411% in Q2 2026, buying an estimated $544K and bringing the position to 15,833 shares worth $868K. The position accounts for ﹤0.01% of the portfolio, ranked #2942.
Simplex Trading first reported a position in IRDM in Q1 2015 and has held it in 22 quarters since. 483 funds tracked by Wall St. Rank hold IRDM as of Q2 2026.
- Simplex Trading held 15,833 shares of Iridium Communications worth $868K as of Q2 2026.
- Simplex Trading bought 12,736 Iridium Communications shares in Q2 2026, an estimated $544K.
- Iridium Communications made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #2942 holding.
- Simplex Trading first reported a position in Iridium Communications in Q1 2015 and has held it in 22 quarters since.
- 483 funds tracked by Wall St. Rank held Iridium Communications as of Q2 2026.
Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.