Joel Greenblatt's IRDM Position Overview
Joel Greenblatt (via Gotham Asset Management, LLC) currently holds 2.31 M shares of Iridium Communications Inc. (IRDM) worth $40.14 M, representing 0.15% of the portfolio. First purchased in 2019-Q4, this long-term strategic position has been held for 25 quarters.
Based on 13F filings, Joel Greenblatt has maintained a strategic position in IRDM, demonstrating sustained confidence in this investment. Largest addition occurred in Q4 2025, adding 2 M shares. Largest reduction occurred in Q3 2025, reducing 643,681 shares.
Analysis based on 13F filings available since 2013 Q2
Joel Greenblatt's Iridium Communications (IRDM) Holding Value Over Time
Track share changes against reported price movement
Quarterly Iridium Communications (IRDM) Trades by Joel Greenblatt
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | +2 M | Add 651.09% | 2.31 M | $17.38 |
| Q3 2025 | -643,681 | Reduce 67.67% | 307,518 | $17.46 |
| Q2 2025 | +71,814 | Add 8.17% | 951,199 | $30.17 |
| Q1 2025 | +175,992 | Add 25.02% | 879,385 | $27.32 |
| Q4 2024 | +65,349 | Add 10.24% | 703,393 | $29.02 |
| Q3 2024 | +113,864 | Add 21.72% | 638,044 | $30.45 |
| Q2 2024 | +470,139 | Add 869.97% | 524,180 | $26.62 |
| Q1 2024 | -119,576 | Reduce 68.87% | 54,041 | $26.16 |
| Q4 2023 | +134,603 | Add 345.01% | 173,617 | $41.16 |
| Q3 2023 | -6,039 | Reduce 13.40% | 39,014 | $45.49 |
| Q2 2023 | +34,591 | Add 330.63% | 45,053 | $62.12 |
| Q1 2023 | -923 | Reduce 8.11% | 10,462 | $61.93 |
| Q4 2022 | -2,616 | Reduce 18.68% | 11,385 | $51.40 |
| Q3 2022 | -8,340 | Reduce 37.33% | 14,001 | $44.35 |
| Q2 2022 | -12,977 | Reduce 36.74% | 22,341 | $37.55 |
| Q1 2022 | -563 | Reduce 1.57% | 35,318 | $40.32 |
| Q4 2021 | +13,113 | Add 57.59% | 35,881 | $41.30 |
| Q3 2021 | -690 | Reduce 2.94% | 22,768 | $39.84 |
| Q2 2021 | -21,125 | Reduce 47.38% | 23,458 | $39.99 |
| Q1 2021 | +10,446 | Add 30.60% | 44,583 | $41.25 |
| Q4 2020 | -40,208 | Reduce 54.08% | 34,137 | $39.31 |
| Q3 2020 | +20,174 | Add 37.24% | 74,345 | $25.58 |
| Q2 2020 | -29,553 | Reduce 35.30% | 54,171 | $25.44 |
| Q1 2020 | -1,897 | Reduce 2.22% | 83,724 | $22.34 |
| Q4 2019 | +85,621 | New Buy | 85,621 | $24.64 |
Joel Greenblatt's Iridium Communications Investment FAQs
Joel Greenblatt first purchased Iridium Communications Inc. (IRDM) in Q4 2019, acquiring 85,621 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Joel Greenblatt has held Iridium Communications Inc. (IRDM) for 25 quarters since Q4 2019.
Joel Greenblatt's largest addition to Iridium Communications Inc. (IRDM) was in Q4 2025, adding 2,309,750 shares worth $40.14 M.
According to the latest 13F filing for Q4 2025, Joel Greenblatt's firm, Gotham Asset Management, LLC, owns 2,309,750 shares of Iridium Communications Inc. (IRDM), valued at approximately $40.14 M.
As of the Q4 2025 filing, Iridium Communications Inc. (IRDM) represents approximately 0.15% of Joel Greenblatt's publicly disclosed stock portfolio, making it one of their key holdings.
Joel Greenblatt's peak holding in Iridium Communications Inc. (IRDM) was 2,309,750 shares, as reported at the end of Q4 2025.