Group One 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
Q3 | $162K | Sell |
3,385
-13,836
| -80% | -$668K | ﹤0.01% | 4345 |
|
|
2026
Q2 | $945K | Buy |
+17,221
| New | +$736K | ﹤0.01% | 2927 |
|
|
2024
Q4 | – | Sell |
-2,379
| Closed | -$70.8K | – | 7598 |
|
|
2024
Q3 | $72.4K | Sell |
2,379
-1,265
| -35% | -$34.5K | ﹤0.01% | 4406 |
|
|
2024
Q2 | $97K | Buy |
3,644
+1,868
| +105% | +$52.6K | ﹤0.01% | 3986 |
|
|
2024
Q1 | $46.5K | Sell |
1,776
-2,447
| -58% | -$79.6K | ﹤0.01% | 4780 |
|
|
2023
Q4 | $174K | Sell |
4,223
-9,825
| -70% | -$389K | ﹤0.01% | 3979 |
|
|
2023
Q3 | $639K | Sell |
14,048
-3,647
| -21% | -$189K | ﹤0.01% | 2681 |
|
|
2023
Q2 | $1.1M | Buy |
+17,695
| New | +$1.09M | ﹤0.01% | 2271 |
|
|
2022
Q2 | – | Sell |
-5,823
| Closed | -$217K | – | 8137 |
|
|
2022
Q1 | $235K | Buy |
+5,823
| New | +$219K | ﹤0.01% | 4627 |
|
|
2021
Q3 | – | Sell |
-9,541
| Closed | -$400K | – | 8450 |
|
|
2021
Q2 | $382K | Buy |
+9,541
| New | +$371K | ﹤0.01% | 4522 |
|
|
2021
Q1 | – | Sell |
-4,290
| Closed | -$188K | – | 7776 |
|
|
2020
Q4 | $169K | Sell |
4,290
-20,246
| -83% | -$636K | ﹤0.01% | 4188 |
|
|
2020
Q3 | $628K | Buy |
24,536
+13,302
| +118% | +$366K | ﹤0.01% | 2642 |
|
|
2020
Q2 | $286K | Sell |
11,234
-6,784
| -38% | -$159K | ﹤0.01% | 3090 |
|
|
2020
Q1 | $402K | Buy |
+18,018
| New | +$466K | ﹤0.01% | 2210 |
|
|
2019
Q2 | – | Sell |
-17,326
| Closed | -$431K | – | 5146 |
|
|
2019
Q1 | $458K | Buy |
+17,326
| New | +$373K | 0.01% | 2019 |
|
|
2018
Q1 | – | Sell |
-2,436
| Closed | -$29.2K | – | 5055 |
|
|
2017
Q4 | $29K | Buy |
+2,436
| New | +$28.2K | ﹤0.01% | 4006 |
|
|
2017
Q3 | – | Sell |
-5,491
| Closed | -$56.9K | – | 4981 |
|
|
2017
Q2 | $61K | Sell |
5,491
-11,320
| -67% | -$118K | ﹤0.01% | 3396 |
|
|
2017
Q1 | $162K | Sell |
16,811
-10,319
| -38% | -$98.5K | ﹤0.01% | 2672 |
|
|
2016
Q4 | $260K | Buy |
27,130
+3,301
| +14% | +$29.5K | ﹤0.01% | 2241 |
|
|
2016
Q3 | $193K | Buy |
23,829
+16,193
| +212% | +$136K | ﹤0.01% | 2494 |
|
|
2016
Q2 | $68K | Sell |
7,636
-12,670
| -62% | -$104K | ﹤0.01% | 3111 |
|
|
2016
Q1 | $160K | Buy |
+20,306
| New | +$146K | ﹤0.01% | 2481 |
|
|
2015
Q4 | – | Sell |
-45,207
| Closed | -$344K | – | 4893 |
|
|
2015
Q3 | $278K | Buy |
45,207
+23,706
| +110% | +$172K | ﹤0.01% | 2253 |
|
|
2015
Q2 | $195K | Buy |
+21,501
| New | +$221K | ﹤0.01% | 2532 |
|
|
2015
Q1 | – | Sell |
-22,582
| Closed | -$210K | – | 4950 |
|
|
2014
Q4 | $220K | Sell |
22,582
-33,482
| -60% | -$313K | ﹤0.01% | 2237 |
|
|
2014
Q3 | $496K | Buy |
+56,064
| New | +$486K | 0.01% | 1635 |
|
|
2014
Q1 | – | Sell |
-42,554
| Closed | -$285K | – | 5375 |
|
|
2013
Q4 | $266K | Buy |
42,554
+31,404
| +282% | +$190K | ﹤0.01% | 2186 |
|
|
2013
Q3 | $77K | Buy |
+11,150
| New | +$83.5K | ﹤0.01% | 3238 |
|
Other funds holding IRDM
Group One Trading's IRDM Position: Q3 2026 in Review
Group One Trading reduced its Iridium Communications (IRDM) stake by 80% in Q3 2026, selling an estimated $668K and leaving 3,385 shares worth $162K. The position accounts for ﹤0.01% of the portfolio, ranked #4345.
Group One Trading first reported a position in IRDM in Q3 2013 and has held it in 28 quarters since. The position peaked at $1.1M in Q2 2023. 286 funds tracked by Wall St. Rank hold IRDM as of Q3 2026.
- Group One Trading held 3,385 shares of Iridium Communications worth $162K as of Q3 2026.
- Group One Trading sold 13,836 Iridium Communications shares in Q3 2026, an estimated $668K.
- Iridium Communications made up ﹤0.01% of Group One Trading's portfolio in Q3 2026, its #4345 holding.
- Group One Trading first reported a position in Iridium Communications in Q3 2013 and has held it in 28 quarters since.
- Group One Trading's Iridium Communications position peaked at $1.1M in Q2 2023.
- 286 funds tracked by Wall St. Rank held Iridium Communications as of Q3 2026.
Based on Group One Trading's 13F filing for Q3 2026, filed 10 Nov 2026.