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 |
|---|---|---|---|---|---|
| Gsa Capital Partners LLP | 87,962 | $1.54M | 0.13% | +69,053+365.2% | Added |
| State Board of Administration of Florida Retirement System | 85,441 | $1.49M | 0.00% | −1,535−1.8% | Reduced |
| Great West Life Assurance Co | 82,707 | $1.43M | 0.00% | +2,277+2.8% | Added |
| Schonfeld Strategic Advisors LLC | 80,305 | $1.40M | 0.01% | +49,738+162.7% | Added |
| Skylands Capital, LLC | 79,500 | $1.39M | 0.19% | +6,100+8.3% | Added |
| Intech Investment Management LLC | 75,468 | $1.32M | 0.01% | +8,547+12.8% | Added |
| Elo Mutual Pension Insurance Co | 75,043 | $1.31M | 0.02% | +47,612+173.6% | Added |
| Tower Research Capital LLC (TRC) | 74,923 | $1.31M | 0.04% | +60,832+431.7% | Added |
| Manufacturers Life Insurance Company, The | 73,542 | $1.28M | 0.00% | −5,266−6.7% | Reduced |
| Virtu Financial LLC | 72,619 | $1.27M | 0.07% | +72,619 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 68,393 | $1.19M | 0.00% | +35,000+104.8% | Added |
| Sit Investment Associates Inc | 68,000 | $1.19M | 0.02% | +48,100+241.7% | Added |
| Daiwa Securities Group Inc. | 67,300 | $1.18M | 0.00% | +61,100+985.5% | Added |
| Wedge Capital Management L L P | 66,549 | $1.16M | 0.02% | +66,549 | New |
| SG Americas Securities, LLC | 66,390 | $1.16M | 0.00% | +45,715+221.1% | Added |
| Advisors Asset Management, Inc. | 64,203 | $1.12M | 0.02% | +21,207+49.3% | Added |
| Gilder Gagnon Howe & Co LLC | 63,772 | $1.11M | 0.01% | +63,772 | New |
| Oak Thistle LLC | 61,500 | $1.07M | 0.16% | +61,500 | New |
| Marshall Wace, LLP | 61,478 | $1.07M | 0.00% | +33,827+122.3% | Added |
| NFJ Investment Group, LLC | 58,592 | $1.02M | 0.04% | 00.0% | Unchanged |
| New Century Financial Group, LLC | 56,663 | $989.3K | 1.76% | +56,663 | New |
| National Bank of Canada | 55,235 | $963.9K | 0.00% | +12,368+28.9% | Added |
| MetLife Investment Management | 54,671 | $954.6K | 0.00% | −3,689−6.3% | Reduced |
| Macquarie Group Ltd | 53,813 | $939.6K | 0.00% | −16,944−23.9% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 52,830 | $922.4K | 0.00% | +40,205+318.5% | Added |
| LPL Financial LLC | 52,528 | $917.1K | 0.00% | −6,137−10.5% | Reduced |
| Dynamic Technology Lab Private Ltd | 52,304 | $913.0K | 0.15% | +52,304 | New |
| D. E. Shaw & Co., Inc. | 51,862 | $905.5K | 0.00% | +15,849+44.0% | Added |
| Icon Advisers Inc | 51,567 | $900.4K | 0.20% | +51,567 | New |
| Lecap Asset Management Ltd | 51,157 | $893.2K | 0.31% | +51,157 | New |
| Pathstone Holdings, LLC | 49,561 | $865.3K | 0.00% | −464−0.9% | Reduced |
| New York State Common Retirement Fund | 49,542 | $865.0K | 0.00% | −660−1.3% | Reduced |
| Mutual of America Capital Management LLC | 49,007 | $855.7K | 0.01% | −4,783−8.9% | Reduced |
| Amalgamated Bank | 48,193 | $841.0K | 0.01% | −667−1.4% | Reduced |
| Comerica Bank | 46,595 | $813.5K | 0.00% | +16,705+55.9% | Added |
| SEI Investments Co | 45,338 | $791.6K | 0.00% | −143,726−76.0% | Reduced |
| Janus Henderson Group PLC | 44,739 | $780.9K | 0.00% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 42,460 | $741.4K | 0.01% | +6,462+18.0% | Added |
| WealthTrust Axiom LLC | 41,965 | $732.7K | 0.20% | −3,394−7.5% | Reduced |
| Treasurer of the State of North Carolina | 41,842 | $731.0K | 0.00% | −2,469−5.6% | Reduced |
| Graham Capital Management, L.P. | 41,369 | $722.3K | 0.03% | +5,100+14.1% | Added |
| Teachers Retirement System of the State of Kentucky | 40,307 | $704.0K | 0.01% | 00.0% | Unchanged |
| Entropy Technologies, LP | 40,276 | $703.2K | 0.05% | +24,083+148.7% | Added |
| Canal Insurance CO | 40,000 | $698.0K | 0.15% | +20,000+100.0% | Added |
| Thrivent Financial for Lutherans | 36,479 | $637.0K | 0.00% | −77,405−68.0% | Reduced |
| Numerai GP LLC | 34,262 | $598.2K | 0.08% | +34,262 | New |
| Quantinno Capital Management LP | 34,011 | $593.8K | 0.00% | +18,812+123.8% | Added |
| Gilliland Jeter Wealth Management LLC | 33,882 | $591.6K | 0.18% | −2,679−7.3% | Reduced |
| Marex Group plc | 33,643 | $587.4K | 0.01% | +33,643 | New |
| Yousif Capital Management, LLC | 33,276 | $581.0K | 0.01% | −2,926−8.1% | Reduced |
| State of Tennessee, Treasury Department | 32,943 | $575.2K | 0.00% | −4,000−10.8% | Reduced |
| Bayesian Capital Management, LP | 31,800 | $555.2K | 0.11% | +31,800 | New |
| Campbell & CO Investment Adviser LLC | 31,703 | $553.5K | 0.04% | +31,703 | New |
| Boothbay Fund Management, LLC | 31,697 | $553.4K | 0.01% | +31,697 | New |
| Public Employees Retirement System of Ohio | 30,937 | $540.2K | 0.00% | −258−0.8% | Reduced |
| Cullen Investment Group, Ltd. | 28,472 | $534.1K | 0.07% | −2,123−6.9% | Reduced |
| Axq Capital, LP | 29,911 | $522.2K | 0.20% | +29,911 | New |
| Louisiana State Employees Retirement System | 29,500 | $515.1K | 0.01% | −900−3.0% | Reduced |
| CWM Advisors, LLC | 29,107 | $508.2K | 0.05% | −16,382−36.0% | Reduced |
| Arizona State Retirement System | 28,799 | $502.8K | 0.00% | +261+0.9% | Added |
| Mackenzie Financial Corp | 27,809 | $485.5K | 0.00% | +5,162+22.8% | Added |
| DRW Securities, LLC | 26,808 | $479.6K | 0.02% | +26,808 | New |
| HSBC Holdings PLC | 27,091 | $471.2K | 0.00% | −56,510−67.6% | Reduced |
| Hancock Whitney Corp | 26,849 | $468.8K | 0.01% | −3,844−12.5% | Reduced |
| Creative Planning | 25,941 | $452.9K | 0.00% | −1,379−5.0% | Reduced |
| New Mexico Educational Retirement Board | 25,700 | $449.0K | 0.01% | 00.0% | Unchanged |
| IMC-Chicago, LLC | 25,309 | $441.9K | 0.01% | +25,309 | New |
| State of Michigan Retirement System | 25,259 | $441.0K | 0.00% | −700−2.7% | Reduced |
| Commonwealth Equity Services, LLC | 24,323 | $425.0K | 0.00% | +8,011+49.1% | Added |
| Northwestern Mutual Investment Management Company, LLC | 23,653 | $413.0K | 0.01% | −496−2.1% | Reduced |
| Horizon Investments, LLC | 23,217 | $405.4K | 0.01% | +23,217 | New |
| Ensign Peak Advisors, Inc | 23,119 | $403.7K | 0.00% | −15,700−40.4% | Reduced |
| Headlands Technologies LLC | 22,036 | $384.7K | 0.03% | +22,036 | New |
| Quantbot Technologies LP | 22,006 | $384.2K | 0.01% | +22,006 | New |
| Franklin Resources Inc | 21,534 | $376.0K | 0.00% | −1,809−7.7% | Reduced |
| Versor Investments LP | 21,400 | $373.6K | 0.07% | −4,378−17.0% | Reduced |
| Quest Partners LLC | 21,354 | $372.8K | 0.02% | +11,422+115.0% | Added |
| Oregon Public Employees Retirement Fund | 21,336 | $372.5K | 0.00% | −800−3.6% | Reduced |
| KLP Kapitalforvaltning AS | 21,000 | $366.7K | 0.00% | −10,200−32.7% | Reduced |
| Atom Investors LP | 20,035 | $349.8K | 0.03% | +12,721+173.9% | Added |
| Ameritas Investment Partners, Inc. | 19,891 | $347.3K | 0.01% | −1,109−5.3% | Reduced |
| Cresset Asset Management, LLC | 19,704 | $344.0K | 0.00% | +196+1.0% | Added |
| Scientech Research LLC | 19,549 | $341.3K | 0.12% | +3,640+22.9% | Added |
| AdvisorShares Investments LLC | 19,019 | $332.1K | 0.05% | +3,559+23.0% | Added |
| HighTower Advisors, LLC | 18,988 | $331.5K | 0.00% | −2,531−11.8% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 18,358 | $320.5K | 0.00% | −2,494−12.0% | Reduced |
| McDonald Partners LLC | 17,950 | $313.4K | 0.09% | 00.0% | Unchanged |
| IFS Group,LLC | 16,728 | $295.1K | 0.26% | +16,728 | New |
| Two Sigma Securities, LLC | 16,794 | $293.2K | 0.04% | −32−0.2% | Reduced |
| Change Path, LLC | 16,450 | $287.2K | 0.01% | −49−0.3% | Reduced |
| Toroso Investments, LLC | 16,388 | $286.1K | 0.00% | −1,112−6.4% | Reduced |
| Bank of Nova Scotia | 16,350 | $285.5K | 0.00% | +1,551+10.5% | Added |
| Wealth Effects LLC | 15,612 | $272.6K | 0.09% | −6,495−29.4% | Reduced |
| Simplex Trading, LLC | 15,516 | $270.0K | 0.01% | +15,516 | New |
| Bank of Montreal | 14,504 | $253.2K | 0.00% | −1,818−11.1% | Reduced |
| Prelude Capital Management, LLC | 14,455 | $252.4K | 0.02% | +14,455 | New |
| Pictet Asset Management Holding SA | 14,218 | $248.2K | 0.00% | 00.0% | Unchanged |
| Bayforest Capital Ltd | 14,199 | $247.9K | 0.12% | +14,199 | New |
| EntryPoint Capital, LLC | 13,687 | $239.0K | 0.09% | +13,687 | New |
| Farringdon Capital, Ltd. | 13,580 | $237.1K | 0.06% | −1,140−7.7% | Reduced |