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, Q1 2024
Institutional positions in Iridium Communications Inc. as of Mar 31, 2024. 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
- 330
- −15 vs. Q4 2023
- Shares held
- 103.5M
- +365.8K (+0.4%) vs. Q4 2023
- Total value
- $2.71B
- −$1.53B (−36.1%) vs. Q4 2023
- New holders
- 44
- 142 more added
- Sold out
- 59
- 105 more reduced
2 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2023: 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, Q1 2024
Shares, value and share of portfolio for each institution holding Iridium Communications Inc.; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 12,090,326 | $316.3M | 0.01% | +336,989+2.9% | Added |
| Bamco Inc | 11,925,775 | $312.0M | 0.83% | −2,120,000−15.1% | Reduced |
| BlackRock Inc. | 11,673,406 | $305.4M | 0.01% | +294,095+2.6% | Added |
| State Street Corp | 4,177,416 | $109.3M | 0.00% | −113,211−2.6% | Reduced |
| Silver Heights Capital Management Inc | 3,481,487 | $91.1M | 35.97% | +825,260+31.1% | Added |
| Van Berkom & Associates Inc. | 3,327,819 | $87.1M | 2.48% | +592,525+21.7% | Added |
| ARK Investment Management LLCSuperinvestorARK Invest | 2,573,180 | $67.3M | 0.47% | +399,216+18.4% | Added |
| Clearbridge Investments, LLC | 2,269,472 | $59.4M | 0.05% | +2,766+0.1% | Added |
| Geode Capital Management, LLC | 2,117,424 | $55.4M | 0.01% | +77,810+3.8% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 2,089,600 | $54.7M | 0.04% | +346,118+19.9% | Added |
| Nikko Asset Management Americas, Inc. | 2,089,600 | $54.7M | 0.54% | +346,118+19.9% | Added |
| Dimensional Fund Advisors LP | 1,931,817 | $50.5M | 0.01% | +4,708+0.2% | Added |
| Citadel Advisors LLC | 1,875,661 | $49.1M | 0.05% | +1,865,127+17,705.8% | Added |
| D. E. Shaw & Co., Inc. | 1,814,562 | $47.5M | 0.06% | +837,502+85.7% | Added |
| ArrowMark Colorado Holdings LLC | 1,640,850 | $42.9M | 0.49% | +81,711+5.2% | Added |
| Northern Trust Corp | 1,568,830 | $41.0M | 0.01% | −227,665−12.7% | Reduced |
| Millennium Management LLC | 1,490,461 | $39.0M | 0.03% | +548,906+58.3% | Added |
| Morgan Stanley | 1,445,947 | $37.8M | 0.00% | +512,040+54.8% | Added |
| Norges Bank | 1,430,001 | $37.4M | 0.01% | +91,828+6.9% | Added |
| Select Equity Group, L.P. | 1,425,823 | $37.3M | 0.13% | +291,309+25.7% | Added |
| Charles Schwab Investment Management Inc | 1,368,707 | $35.8M | 0.01% | +101,895+8.0% | Added |
| Price T Rowe Associates Inc | 1,241,075 | $32.5M | 0.00% | −8,964−0.7% | Reduced |
| Jacobs Levy Equity Management, Inc | 1,213,709 | $31.8M | 0.14% | +144,710+13.5% | Added |
| Bank of New York Mellon Corp | 1,174,593 | $30.7M | 0.01% | −50,545−4.1% | Reduced |
| JPMorgan Chase & Co | 1,113,531 | $29.1M | 0.00% | +521,742+88.2% | Added |
| Capital World Investors | 1,000,000 | $26.2M | 0.00% | −563,868−36.1% | Reduced |
| Invesco Ltd. | 907,756 | $23.7M | 0.01% | −771,076−45.9% | Reduced |
| Voloridge Investment Management, LLC | 803,725 | $21.0M | 0.08% | +525,874+189.3% | Added |
| Pacer Advisors, Inc. | 744,575 | $19.5M | 0.04% | +140,675+23.3% | Added |
| Pinnacle Associates Ltd | 714,917 | $18.7M | 0.29% | −1,424−0.2% | Reduced |
| Nuveen Asset Management, LLC | 674,321 | $17.6M | 0.01% | −300,279−30.8% | Reduced |
| Qube Research & Technologies Ltd | 636,575 | $16.7M | 0.03% | +556,844+698.4% | Added |
| Anchor Capital Management Company, LLC | 623,941 | $16.3M | 19.65% | +200,000+47.2% | Added |
| Renaissance Technologies LLC | 576,699 | $15.1M | 0.02% | +12,900+2.3% | Added |
| Legal & General Group Plc | 527,562 | $13.8M | 0.00% | +580.0% | Added |
| Brown Advisory Inc | 509,909 | $13.3M | 0.02% | −5,132−1.0% | Reduced |
| Principal Financial Group Inc | 468,114 | $12.2M | 0.01% | −24,067−4.9% | Reduced |
| FMR LLC | 421,695 | $11.0M | 0.00% | +50,249+13.5% | Added |
| Susquehanna Portfolio Strategies, LLC | 420,217 | $11.0M | 0.26% | 00.0% | Unchanged |
| Canada Pension Plan Investment Board | 370,300 | $9.69M | 0.01% | +124,000+50.3% | Added |
| Rhumbline Advisers | 359,438 | $9.40M | 0.01% | −19,022−5.0% | Reduced |
| Bank of America Corp | 347,969 | $9.10M | 0.00% | +54,816+18.7% | Added |
| AQR Capital Management LLC | 344,383 | $9.01M | 0.02% | +47,248+15.9% | Added |
| Blair William & Co | 326,791 | $8.55M | 0.03% | −111,735−25.5% | Reduced |
| SG Americas Securities, LLC | 311,956 | $8.16M | 0.04% | +230,229+281.7% | Added |
| Retirement Systems of Alabama | 306,925 | $8.03M | 0.03% | +409+0.1% | Added |
| Bank of Montreal | 266,173 | $7.87M | 0.00% | +53,847+25.4% | Added |
| UBS Asset Management Americas Inc | 299,105 | $7.82M | 0.00% | +9,024+3.1% | Added |
| Ceredex Value Advisors LLC | 291,017 | $7.61M | 0.13% | +617+0.2% | Added |
| Assenagon Asset Management S.A. | 284,308 | $7.44M | 0.02% | +284,308 | New |
| Squarepoint Ops LLC | 283,525 | $7.42M | 0.03% | +183,972+184.8% | Added |
| Schonfeld Strategic Advisors LLC | 270,109 | $7.07M | 0.06% | +249,966+1,241.0% | Added |
| BNP Paribas Arbitrage, SA | 265,474 | $6.94M | 0.01% | +142,568+116.0% | Added |
| Voya Investment Management LLC | 262,976 | $6.88M | 0.01% | +15,723+6.4% | Added |
| Walleye Capital LLC | 259,565 | $6.79M | 0.07% | +212,639+453.1% | Added |
| Cubist Systematic Strategies, LLC | 257,461 | $6.74M | 0.08% | +112,060+77.1% | Added |
| Bessemer Group Inc | 251,963 | $6.59M | 0.01% | +17,859+7.6% | Added |
| Russell Investments Group, Ltd. | 231,976 | $6.07M | 0.01% | +21,769+10.4% | Added |
| Deutsche Bank AG | 222,867 | $5.83M | 0.00% | −1,790−0.8% | Reduced |
| Swiss National Bank | 220,000 | $5.76M | 0.00% | −1,800−0.8% | Reduced |
| Credit Suisse AG | 218,746 | $5.72M | 0.01% | +2,329+1.1% | Added |
| Raymond James & Associates | 215,461 | $5.64M | 0.00% | −2,164−1.0% | Reduced |
| California Public Employees Retirement System | 210,279 | $5.50M | 0.00% | −11,531−5.2% | Reduced |
| Man Group plc | 207,679 | $5.43M | 0.01% | −45,659−18.0% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 207,066 | $5.42M | 0.04% | +1,780+0.9% | Added |
| Goldman Sachs Group Inc | 205,106 | $5.37M | 0.00% | +5,793+2.9% | Added |
| Franklin Resources Inc | 204,557 | $5.35M | 0.00% | +182,077+810.0% | Added |
| Alliancebernstein L.P. | 200,143 | $5.24M | 0.00% | +38,563+23.9% | Added |
| First Trust Advisors LP | 194,626 | $5.09M | 0.01% | +162,452+504.9% | Added |
| Skylands Capital, LLC | 193,138 | $5.05M | 0.70% | +100,988+109.6% | Added |
| Algert Global LLC | 184,590 | $4.83M | 0.19% | +139,593+310.2% | Added |
| Barclays PLC | 172,732 | $4.52M | 0.00% | +67,562+64.2% | Added |
| Mirae Asset Global Investments Co., Ltd. | 72,626 | $4.46M | 0.01% | +58,860+427.6% | Added |
| American International Group, Inc. | 164,903 | $4.31M | 0.02% | −3,380−2.0% | Reduced |
| Holocene Advisors, LP | 163,300 | $4.27M | 0.02% | +163,300 | New |
| Raymond James Financial Services Advisors, Inc. | 162,175 | $4.24M | 0.01% | −32,250−16.6% | Reduced |
| Trexquant Investment LP | 161,422 | $4.22M | 0.08% | +72,771+82.1% | Added |
| Zacks Investment Management | 148,220 | $3.88M | 0.04% | +148,220 | New |
| State of Wisconsin Investment Board | 141,194 | $3.69M | 0.01% | −80,666−36.4% | Reduced |
| Engineers Gate Manager LP | 140,936 | $3.69M | 0.10% | +48,100+51.8% | Added |
| Ameriprise Financial Inc | 139,534 | $3.65M | 0.00% | −11,647−7.7% | Reduced |
| Dynamic Technology Lab Private Ltd | 136,283 | $3.56M | 0.38% | +136,283 | New |
| Vident Advisory, LLC | 127,695 | $3.34M | 0.07% | +43,450+51.6% | Added |
| New York State Teachers Retirement System | 118,055 | $3.09M | 0.01% | +200+0.2% | Added |
| UBS Group AG | 115,802 | $3.03M | 0.00% | +16,833+17.0% | Added |
| Capital Fund Management S.A. | 114,063 | $2.98M | 0.04% | +27,545+31.8% | Added |
| Thrivent Financial for Lutherans | 113,941 | $2.98M | 0.01% | +83,001+268.3% | Added |
| California State Teachers Retirement System | 112,686 | $2.95M | 0.00% | −7,906−6.6% | Reduced |
| Verition Fund Management LLC | 112,557 | $2.94M | 0.03% | +104,718+1,335.9% | Added |
| HSBC Holdings PLC | 109,876 | $2.87M | 0.00% | +61,609+127.6% | Added |
| Texas Permanent School Fund | 108,244 | $2.83M | 0.02% | +1,254+1.2% | Added |
| Manufacturers Life Insurance Company, The | 106,913 | $2.80M | 0.00% | +5,859+5.8% | Added |
| Amundi | 104,991 | $2.74M | 0.00% | +40,819+63.6% | Added |
| Quantbot Technologies LP | 102,166 | $2.67M | 0.15% | +99,138+3,274.0% | Added |
| Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna | 104,043 | $2.61M | 1.03% | −5,900−5.4% | Reduced |
| State of New Jersey Common Pension Fund D | 98,138 | $2.57M | 0.01% | +28,634+41.2% | Added |
| Gsa Capital Partners LLP | 97,031 | $2.54M | 0.20% | +87,132+880.2% | Added |
| Twinbeech Capital LP | 95,080 | $2.49M | 0.05% | +52,544+123.5% | Added |
| State Board of Administration of Florida Retirement System | 39,933 | $2.47M | 0.01% | −31,150−43.8% | Reduced |
| Macquarie Group Ltd | 91,083 | $2.38M | 0.00% | −376,722−80.5% | Reduced |