Iridium Communications Inc.
IRDM- Exchange
- Nasdaq
- Industry
- Communications Services, NEC
- SEC CIK
- 0001418819
In the last 90 days, Iridium Communications Inc. insiders filed 0 open-market purchases and 8 sales; 484 institutions reported holding it in 13F filings for Q2 2026, worth $5.01B in total; ARK Invest is the only superinvestor holding it.
13F holders, Q1 2026
Institutional positions in Iridium Communications Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 382
- +63 vs. Q4 2025
- Shares held
- 90.3M
- +6.72M (+8.0%) vs. Q4 2025
- Total value
- $2.50B
- +$1.05B (+72.2%) vs. Q4 2025
- New holders
- 108
- 123 more added
- Sold out
- 45
- 102 more reduced
6 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting IRDM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 484 | $5.01B |
| Q1 2026 | 382 | $2.50B |
| Q4 2025 | 325 | $1.63B |
| Q3 2025 | 324 | $1.79B |
| Q2 2025 | 332 | $3.06B |
| Q1 2025 | 351 | $2.84B |
| Q4 2024 | 349 | $2.91B |
| Q3 2024 | 353 | $3.00B |
| Q2 2024 | 344 | $2.70B |
| Q1 2024 | 330 | $2.71B |
| Q4 2023 | 347 | $4.25B |
| Q3 2023 | 361 | $4.64B |
| Q2 2023 | 392 | $6.40B |
| Q1 2023 | 373 | $6.54B |
| Q4 2022 | 365 | $5.37B |
| Q3 2022 | 330 | $4.73B |
| Q2 2022 | 310 | $4.09B |
| Q1 2022 | 311 | $4.41B |
| Q4 2021 | 309 | $4.76B |
| Q3 2021 | 310 | $4.56B |
| Q2 2021 | 279 | $4.52B |
| Q1 2021 | 301 | $4.48B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Iridium Communications Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Brevan Howard Capital Management LP | 0 | $0 | 0.00% | −41,248−100.0% | Sold out |
| EntryPoint Capital, LLC | 0 | $0 | 0.00% | −28,508−100.0% | Sold out |
| Lecap Asset Management Ltd | 0 | $0 | 0.00% | −27,681−100.0% | Sold out |
| Skylands Capital, LLC | 0 | $0 | 0.00% | −26,800−100.0% | Sold out |
| Versor Investments LP | 0 | $0 | 0.00% | −25,485−100.0% | Sold out |
| BBR Partners, LLC | 0 | $0 | 0.00% | −22,809−100.0% | Sold out |
| PharVision Advisers, LLC | 0 | $0 | 0.00% | −21,298−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −21,122−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −19,709−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −19,196−100.0% | Sold out |
| Bayforest Capital Ltd | 0 | $0 | 0.00% | −19,144−100.0% | Sold out |
| Headlands Technologies LLC | 0 | $0 | 0.00% | −16,848−100.0% | Sold out |
| J. Goldman & Co LP | 0 | $0 | 0.00% | −15,000−100.0% | Sold out |
| Swiss Life Asset Management Ltd | 0 | $0 | 0.00% | −13,461−100.0% | Sold out |
| Diversified Trust Co | 0 | $0 | 0.00% | −12,729−100.0% | Sold out |
| Wexford Capital LP | 0 | $0 | 0.00% | −5,339−100.0% | Sold out |
| Kestra Advisory Services, LLC | 0 | $0 | 0.00% | −1,528−100.0% | Sold out |
| SageView Advisory Group, LLC | 0 | $0 | 0.00% | −808−100.0% | Sold out |
| Danske Bank A/S | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| Larson Financial Group LLC | 0 | $0 | 0.00% | −311−100.0% | Sold out |
| Clarity Asset Management, Inc. | 0 | $0 | 0.00% | −101−100.0% | Sold out |
| Flagship Harbor Advisors, LLC | 0 | $0 | 0.00% | −50−100.0% | Sold out |
| Concord Wealth Partners | 0 | $0 | 0.00% | −28−100.0% | Sold out |
| Kerr Financial Planning Corp | 0 | $0 | 0.00% | −13−100.0% | Sold out |
| Signature Equity Partners, LLC | 0 | $0 | 0.00% | −13−100.0% | Sold out |
| Clearstead Advisors, LLC | 0 | $0 | 0.00% | −8−100.0% | Sold out |
| Rachor Investment Advisory Services, LLC | 0 | $0 | 0.00% | −6−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Comerica Bank | – | – | – | – | Not filed |
| Sherbrooke Park Advisers LLC | – | – | – | – | Not filed |
| Global Retirement Partners, LLC | – | – | – | – | Not filed |
| CIBC Private Wealth Group, LLC | – | – | – | – | Not filed |
| ORG Partners LLC | – | – | – | – | Not filed |