Iridium CommunicationsIRDM
13F holders, Q3 2024 (September 30)353holders +9
47new positions
35sold out
10famous investors
$30.54avg. 13F price*
At the end of Q3 2024, 353 institutions reported holding Iridium Communications Inc. (IRDM) in their 13F filings, up 9 from Q2 2024. 47 opened new positions and 35 sold out. The largest holders were BlackRock, Inc. ($359.2M), Baron Capital (BAMCO) ($338.6M) and Vanguard Group Inc. ($334.7M). 10 famous investors held it, including Ron Baron (0.9% of Baron Capital (BAMCO)'s portfolio), Cathie Wood (0.7% of ARK Investment Management's portfolio) and Joel Greenblatt (0.2% of Gotham Asset Management's portfolio).
- Company
- Iridium Communications Inc.
- CUSIP
- 46269C102
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q2 2024 → Q3 2024
| Institutions | Total Value | |
|---|---|---|
| New Positions | 47 | $40.7M |
| Exits | 35 | $110.3M |
All 13F filers, Q2 2024 → Q3 2024: 6,326,563 shares bought and 9,454,216 shares sold, net −3,127,653 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 353 holders
| BlackRock, Inc. | 0.01% | — | 11,795,585 | $359.2M |
| Baron Capital (BAMCO) | 0.90% | Reduce -0.6% | 11,118,785 | $338.6M |
| Vanguard Group Inc. | 0.01% | Reduce -4.8% | 10,990,353 | $334.7M |
| State Street Corp. | 0.01% | Add +0.9% | 4,269,883 | $130.0M |
| Silver Heights Capital Management Inc | 47.44% | Reduce -0.3% | 3,725,267 | $113.4M |
| Van Berkom & Associates Inc. | 2.95% | Add +1.4% | 3,530,517 | $107.5M |
| Sumitomo Mitsui Trust Group, Inc. | 0.05% | Add +1.3% | 2,508,546 | $76.4M |
| Amova Asset Management Americas, Inc. | 0.86% | Add +0.3% | 2,497,665 | $76.0M |
| ARK Investment Management | 0.66% | Reduce -5.9% | 2,372,791 | $72.3M |
| Geode Capital Management, LLC | 0.01% | Reduce -1.6% | 2,085,878 | $63.5M |
| Dimensional Fund Advisors LP | 0.01% | Reduce -0.9% | 1,912,460 | $58.2M |
| Victory Capital Management Inc. | 0.05% | Add +0.7% | 1,609,649 | $49.0M |
| Schroder Investment Management Group | 0.05% | Add +23.8% | 1,529,735 | $47.5M |
| Northern Trust Corp. | 0.01% | Reduce -3.7% | 1,547,142 | $47.1M |
| ArrowMark Colorado Holdings LLC | 0.59% | Reduce -3.1% | 1,520,889 | $46.3M |
| Norges Bank | 0.01% | Reduce -2.3% | 1,472,481 | $44.8M |
| Morgan Stanley | 0.00% | Reduce -18.5% | 1,464,656 | $44.6M |
| T. Rowe Price Associates Inc. | 0.01% | Add +1.6% | 1,419,843 | $43.2M |
| AQR Capital Management | 0.05% | Add +363.9% | 1,141,042 | $34.7M |
| Charles Schwab Investment Management Inc. | 0.01% | Reduce -24.5% | 1,055,852 | $32.2M |
| Bank of New York Mellon Corp | 0.01% | Reduce -11.4% | 1,021,901 | $31.1M |
| Millennium Management | 0.03% | Add +63.9% | 1,000,383 | $30.5M |
| Select Equity Group, L.P. | 0.11% | Add +63.4% | 978,494 | $29.8M |
| Pinnacle Associates Ltd. | 0.50% | Add +0.7% | 716,341 | $29.5M |
| FMR LLC | 0.00% | Add +26.7% | 942,380 | $28.7M |
| American Century Companies Inc. | 0.02% | Add +167.3% | 893,891 | $27.2M |
| Barclays PLC | 0.01% | Add +19.2% | 856,901 | $26.1M |
| Jacobs Levy Equity Management, Inc. | 0.09% | Reduce -25.6% | 798,675 | $24.3M |
| Arrowstreet Capital, Limited Partnership | 0.02% | Add +26.8% | 781,752 | $23.8M |
| D. E. Shaw & Co. | 0.03% | Reduce -18.7% | 747,556 | $22.8M |
| Anchor Capital Management Company, LLC | 20.41% | Add +3.6% | 719,917 | $21.9M |
| Pacer Advisors, Inc. | 0.05% | Reduce -7.4% | 711,756 | $21.7M |
| Gotham Asset Management | 0.20% | Add +21.7% | 638,044 | $19.4M |
| Invesco Ltd. | 0.00% | Add +1.6% | 625,752 | $19.1M |
| JPMorgan Chase & Co. | 0.00% | Reduce -19.7% | 621,657 | $18.9M |
| Nuveen Asset Management, LLC | 0.01% | Reduce -1.9% | 579,797 | $17.7M |
| Brown Advisory Inc. | 0.02% | Add +0.1% | 511,271 | $15.6M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Add +11.5% | 495,088 | $15.1M |
| Legal & General Group Plc | 0.00% | Reduce -7.0% | 440,131 | $13.4M |
| Qube Research & Technologies Ltd | 0.02% | Add +26.7% | 413,641 | $12.6M |
| BNP Paribas Financial Markets | 0.01% | Add +2.5% | 382,390 | $11.6M |
| Man Group plc | 0.03% | Reduce -0.8% | 375,370 | $11.4M |
| Algert Global LLC | 0.30% | Add +54.0% | 365,121 | $11.1M |
| Raymond James & Associates | 0.01% | Add +22.6% | 326,625 | $9.9M |
| Rhumbline Advisers | 0.01% | Reduce -2.0% | 321,861 | $9.8M |
| Citadel Advisors | 0.01% | Reduce -46.8% | 321,496 | $9.8M |
| Bank of America Corp. | 0.00% | Add +0.7% | 319,105 | $9.7M |
| Retirement Systems of Alabama | 0.03% | Reduce -2.0% | 295,206 | $9.0M |
| HSBC Holdings PLC | 0.01% | Add +46.1% | 289,893 | $8.9M |
| Blair William & Co. | 0.03% | Reduce -2.9% | 290,951 | $8.9M |
| Principal Financial Group Inc. | 0.00% | Reduce -32.1% | 274,365 | $8.4M |
| UBS Group AG | 0.00% | Add +50.4% | 227,053 | $6.9M |
| Swiss National Bank | 0.00% | Reduce -0.7% | 213,400 | $6.5M |
| Cubist Systematic Strategies, LLC | 0.10% | Add +47.6% | 212,056 | $6.5M |
| California Public Employees Retirement System | 0.00% | Reduce -1.8% | 205,258 | $6.3M |
| Raymond James Financial Services Advisors, Inc. | 0.01% | Add +12.0% | 198,841 | $6.1M |
| Voloridge Investment Management, LLC | 0.02% | Reduce -50.9% | 197,452 | $6.0M |
| Russell Investments Group, Ltd. | 0.01% | Reduce -5.3% | 196,909 | $6.0M |
| Commonwealth of Pennsylvania Public School Empls Retrmt SYS | 0.04% | Reduce -3.3% | 195,846 | $6.0M |
| Goldman Sachs Group Inc. | 0.00% | Reduce -5.5% | 195,218 | $5.9M |
| Nordea Investment Management AB | 0.01% | Add +41.1% | 190,912 | $5.8M |
| First Trust Advisors LP | 0.01% | Add +18.6% | 188,932 | $5.8M |
| Robertson Opportunity Capital, LLC | 2.21% | No change | 188,246 | $5.7M |
| Alliancebernstein L.P. | 0.00% | Add +11.6% | 184,532 | $5.6M |
| Trexquant Investment LP | 0.07% | Reduce -37.4% | 182,291 | $5.6M |
| Janus Henderson Group PLC | 0.00% | Add +237.6% | 175,677 | $5.3M |
| Skylands Capital, LLC | 0.70% | Reduce -20.9% | 168,893 | $5.1M |
| Voya Investment Management LLC | 0.01% | Reduce -28.5% | 162,082 | $4.9M |
| Zacks Investment Management | 0.04% | Reduce -0.4% | 153,471 | $4.7M |
| Weiss Asset Management LP | 0.17% | New | 151,518 | $4.6M |
| WINTON GROUP Ltd | 0.32% | New | 149,516 | $4.6M |
| Capital Fund Management S.A. | 0.05% | Add +3.2% | 142,766 | $4.3M |
| Franklin Resources Inc. | 0.00% | Add +18.0% | 143,049 | $4.3M |
| Corebridge Financial, Inc. | 0.02% | Reduce -8.8% | 140,107 | $4.3M |
| ExodusPoint Capital Management, LP | 0.04% | Add +323.0% | 139,209 | $4.2M |
| Sei Investments Co. | 0.01% | Add +42.0% | 138,284 | $4.2M |
| Thrivent Financial for Lutherans | 0.01% | Add +19.8% | 130,370 | $4.0M |
| State of Wisconsin Investment Board | 0.01% | No change | 129,677 | $3.9M |
| Ameriprise Financial Inc. | 0.00% | Reduce -17.8% | 126,986 | $3.9M |
| Holocene Advisors, LP | 0.02% | Add +57.0% | 124,135 | $3.8M |
| Renaissance Technologies | 0.01% | Reduce -44.1% | 122,299 | $3.7M |
| New York State Teachers Retirement System | 0.01% | Reduce -3.8% | 113,078 | $3.4M |
| Tudor Investment Corporation | 0.04% | New | 107,319 | $3.3M |
| Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna | 1.22% | No change | 104,043 | $3.2M |
| California State Teachers Retirement System | 0.00% | Reduce -3.2% | 103,994 | $3.2M |
| Acadian Asset Management LLC | 0.01% | Add +85.8% | 102,499 | $3.1M |
| Manufacturers Life Insurance Company, The | 0.00% | Reduce -9.1% | 93,443 | $2.8M |
| Macquarie Group Ltd. | 0.00% | Add +8.2% | 92,649 | $2.8M |
| Riverwater Partners LLC | 1.32% | Add +406.3% | 85,146 | $2.7M |
| Cibc World Market Inc. | 0.01% | New | 87,269 | $2.7M |
| Paralel Advisors LLC | 0.12% | No change | 87,257 | $2.7M |
| State Board of Administration of Florida Retirement System | 0.00% | No change | 82,006 | $2.5M |
| Los Angeles Capital Management LLC | 0.01% | Add +13.7% | 81,067 | $2.5M |
| CANADA LIFE ASSURANCE Co | 0.00% | Add +7.6% | 80,447 | $2.5M |
| State of New Jersey Common Pension Fund D | 0.01% | Add +23.0% | 75,970 | $2.3M |
| HRT Financial LP | 0.01% | Reduce -6.0% | 75,325 | $2.3M |
| LBP Am SA | 0.03% | New | 73,100 | $2.2M |
| Point72 Asset Management | 0.01% | New | 71,553 | $2.2M |
| Jane Street Group, LLC | 0.00% | Reduce -42.6% | 70,875 | $2.2M |
| Mitsubishi UFJ Asset Management Co., Ltd. | 0.00% | Add +2.8% | 70,356 | $2.1M |
"% of holder's portfolio" is IRDM's weight in each manager's 13F, not the share of Iridium Communications Inc. the manager owns.