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; 483 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, Q3 2025
Institutional positions in Iridium Communications Inc. as of Sep 30, 2025. 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
- 324
- −5 vs. Q2 2025
- Shares held
- 101.5M
- +532.3K (+0.5%) vs. Q2 2025
- Total value
- $1.79B
- −$1.26B (−41.3%) vs. Q2 2025
- New holders
- 62
- 117 more added
- Sold out
- 67
- 112 more reduced
3 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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 | 483 | $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, Q3 2025
Shares, value and share of portfolio for each institution holding Iridium Communications Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Schroder Investment Management Group | 992,553 | $17.2M | 0.01% | −1,094,095−52.4% | Reduced |
| Northern Trust Corp | 1,043,569 | $18.2M | 0.00% | −593,196−36.2% | Reduced |
| Charles Schwab Investment Management Inc | 1,045,074 | $18.2M | 0.00% | +17,071+1.7% | Added |
| Select Equity Group, L.P. | 1,061,453 | $18.5M | 0.08% | +60,103+6.0% | Added |
| Bank of New York Mellon Corp | 1,071,996 | $18.7M | 0.00% | −68,962−6.0% | Reduced |
| UBS Group AG | 1,368,527 | $23.9M | 0.00% | +636,383+86.9% | Added |
| Bank of America Corp | 1,581,142 | $27.6M | 0.00% | +877,760+124.8% | Added |
| Citadel Advisors LLC | 1,649,843 | $28.8M | 0.02% | +437,009+36.0% | Added |
| Geode Capital Management, LLC | 1,703,977 | $29.8M | 0.00% | −215,238−11.2% | Reduced |
| Pacer Advisors, Inc. | 1,744,095 | $30.5M | 0.08% | +744,836+74.5% | Added |
| Morgan Stanley | 1,838,230 | $32.1M | 0.00% | −643,507−25.9% | Reduced |
| Goldman Sachs Group Inc | 1,914,267 | $33.4M | 0.00% | +1,789,196+1,430.5% | Added |
| Man Group plc | 2,012,077 | $35.1M | 0.07% | +1,395,485+226.3% | Added |
| Synergy Financial Management, LLC | 1,324,366 | $40.0M | 1.45% | +662,183+100.0% | Added |
| Dimensional Fund Advisors LP | 2,327,395 | $40.6M | 0.01% | −228,878−9.0% | Reduced |
| American Century Companies Inc | 2,878,902 | $50.3M | 0.03% | +238,244+9.0% | Added |
| Millennium Management LLC | 3,039,731 | $53.1M | 0.04% | +2,208,857+265.8% | Added |
| State Street Corp | 4,035,893 | $70.5M | 0.00% | −40,478−1.0% | Reduced |
| Nikko Asset Management Americas, Inc. | 4,313,080 | $75.3M | 0.73% | +2,756+0.1% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 4,343,670 | $75.8M | 0.04% | +27,907+0.6% | Added |
| Silver Heights Capital Management Inc | 5,189,703 | $90.6M | 40.63% | +961,440+22.7% | Added |
| ARK Investment Management LLCSuperinvestorARK Invest | 6,490,108 | $113.3M | 0.67% | +1,156,580+21.7% | Added |
| Vanguard Group Inc | 9,479,969 | $165.5M | 0.00% | −258,548−2.7% | Reduced |
| BlackRock, Inc. | 10,995,964 | $192.0M | 0.00% | +379,568+3.6% | Added |
| Van Berkom & Associates Inc. | 0 | $0 | 0.00% | −2,863,178−100.0% | Sold out |
| ArrowMark Colorado Holdings LLC | 0 | $0 | 0.00% | −1,296,544−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −300,714−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −202,938−100.0% | Sold out |
| Public Sector Pension Investment Board | 0 | $0 | 0.00% | −202,501−100.0% | Sold out |
| California Public Employees Retirement System | 0 | $0 | 0.00% | −195,045−100.0% | Sold out |
| La Banque Postale Asset Management SA | 0 | $0 | 0.00% | −182,071−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −136,311−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −133,362−100.0% | Sold out |
| Graphene Investments SAS | 0 | $0 | 0.00% | −115,300−100.0% | Sold out |
| Private Advisor Group, LLC | 0 | $0 | 0.00% | −109,974−100.0% | Sold out |
| Los Angeles Capital Management LLC | 0 | $0 | 0.00% | −95,185−100.0% | Sold out |
| Virginia Retirement Systems Et Al | 0 | $0 | 0.00% | −56,100−100.0% | Sold out |
| Castle Rock Wealth Management, LLC | 0 | $0 | 0.00% | −50,024−100.0% | Sold out |
| Riverwater Partners LLC | 0 | $0 | 0.00% | −49,261−100.0% | Sold out |
| Gabelli Funds LLC | 0 | $0 | 0.00% | −45,000−100.0% | Sold out |
| Allen Wealth Management, LLC | 0 | $0 | 0.00% | −43,609−100.0% | Sold out |
| Caption Management, LLC | 0 | $0 | 0.00% | −40,000−100.0% | Sold out |
| Brookwood Investment Group LLC | 0 | $0 | 0.00% | −38,614−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −30,930−100.0% | Sold out |
| Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna | 0 | $0 | 0.00% | −22,423−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −19,106−100.0% | Sold out |
| Ilex Capital Partners (UK) LLP | 0 | $0 | 0.00% | −18,363−100.0% | Sold out |
| Jain Global LLC | 0 | $0 | 0.00% | −15,913−100.0% | Sold out |
| Readystate Asset Management LP | 0 | $0 | 0.00% | −15,303−100.0% | Sold out |
| Integrated Advisors Network LLC | 0 | $0 | 0.00% | −15,221−100.0% | Sold out |
| Diversified Trust Co | 0 | $0 | 0.00% | −14,111−100.0% | Sold out |
| Alps Advisors Inc | 0 | $0 | 0.00% | −13,159−100.0% | Sold out |
| Jaffetilchin Investment Partners, LLC | 0 | $0 | 0.00% | −13,011−100.0% | Sold out |
| Jefferies Financial Group Inc. | 0 | $0 | 0.00% | −12,160−100.0% | Sold out |
| Natixis Advisors, L.P. | 0 | $0 | 0.00% | −12,007−100.0% | Sold out |
| Harbour Capital Advisors, LLC | 0 | $0 | 0.00% | −11,105−100.0% | Sold out |
| Connor, Clark & Lunn Investment Management Ltd. | 0 | $0 | 0.00% | −11,173−100.0% | Sold out |
| Cambridge Investment Research Advisors, Inc. | 0 | $0 | 0.00% | −11,167−100.0% | Sold out |
| Point72 Asia (Singapore) Pte. Ltd. | 0 | $0 | 0.00% | −10,915−100.0% | Sold out |
| Capstone Investment Advisors, LLC | 0 | $0 | 0.00% | −10,728−100.0% | Sold out |
| Truist Financial Corp | 0 | $0 | 0.00% | −10,499−100.0% | Sold out |
| Blueshift Asset Management, LLC | 0 | $0 | 0.00% | −9,756−100.0% | Sold out |
| JustInvest LLC | 0 | $0 | 0.00% | −9,158−100.0% | Sold out |
| Gamco Investors, Inc. Et Al | 0 | $0 | 0.00% | −8,600−100.0% | Sold out |
| Independent Financial Group, LLC | 0 | $0 | 0.00% | −8,208−100.0% | Sold out |
| QRG Capital Management, Inc. | 0 | $0 | 0.00% | −8,013−100.0% | Sold out |
| Wealth Enhancement Advisory Services, LLC | 0 | $0 | 0.00% | −7,406−100.0% | Sold out |
| Claret Asset Management Corp | 0 | $0 | 0.00% | −7,742−100.0% | Sold out |
| Vident Advisory, LLC | 0 | $0 | 0.00% | −7,441−100.0% | Sold out |
| Inspire Advisors, LLC | 0 | $0 | 0.00% | −6,707−100.0% | Sold out |
| Whalen Wealth Management Inc. | 0 | $0 | 0.00% | −6,666−100.0% | Sold out |
| Connable Office Inc | 0 | $0 | 0.00% | −6,659−100.0% | Sold out |
| Financiere des Professionnels - Fonds d,investissement inc. | 0 | $0 | 0.00% | −5,169−100.0% | Sold out |
| Johnson Financial Group, Inc. | 0 | $0 | 0.00% | −2,317−100.0% | Sold out |
| Harvest Fund Management Co., Ltd | 0 | $0 | 0.00% | −2,216−100.0% | Sold out |
| Spire Wealth Management | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| Skopos Labs, Inc. | 0 | $0 | 0.00% | −770−100.0% | Sold out |
| Thurston, Springer, Miller, Herd & Titak, Inc. | 0 | $0 | 0.00% | −74−100.0% | Sold out |
| Moisand Fitzgerald Tamayo, LLC | 0 | $0 | 0.00% | −48−100.0% | Sold out |
| Twin Peaks Wealth Advisors, LLC | 0 | $0 | 0.00% | −52−100.0% | Sold out |
| Asset Dedication, LLC | 0 | $0 | 0.00% | −40−100.0% | Sold out |
| Sierra Ocean, LLC | 0 | $0 | 0.00% | −33−100.0% | Sold out |
| Assetmark, Inc | 0 | $0 | 0.00% | −30−100.0% | Sold out |
| Northwest Capital Management Inc | 0 | $0 | 0.00% | −25−100.0% | Sold out |
| Whipplewood Advisors, LLC | 0 | $0 | 0.00% | −16−100.0% | Sold out |
| Kilter Group LLC | 0 | $0 | 0.00% | −15−100.0% | Sold out |
| SJS Investment Consulting Inc. | 0 | $0 | 0.00% | −9−100.0% | Sold out |
| HFM Investment Advisors, LLC | 0 | $0 | 0.00% | −8−100.0% | Sold out |
| Essential Partners LLC | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| Stephens Consulting, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| True Wealth Design, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Norges Bank | – | – | – | – | Not filed |
| First Horizon Advisors, Inc. | – | – | – | – | Not filed |
| Parkworth Wealth Management, Inc. | – | – | – | – | Not filed |