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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 2024

Institutional positions in Iridium Communications Inc. as of Sep 30, 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
353
+15 vs. Q2 2024
Shares held
98.2M
+8.73M (+9.8%) vs. Q2 2024
Total value
$3.00B
+$616.9M (+25.9%) vs. Q2 2024
New holders
50
117 more added
Sold out
35
135 more reduced

6 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2024: 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.

Institutional holdersQ3 2024: 353 institutions
Q1 2021: 301 institutionsQ2 2021: 279 institutionsQ3 2021: 310 institutionsQ4 2021: 309 institutionsQ1 2022: 311 institutionsQ2 2022: 310 institutionsQ3 2022: 331 institutionsQ4 2022: 365 institutionsQ1 2023: 373 institutionsQ2 2023: 392 institutionsQ3 2023: 361 institutionsQ4 2023: 347 institutionsQ1 2024: 330 institutionsQ2 2024: 344 institutionsQ3 2024: 353 institutionsQ4 2024: 349 institutionsQ1 2025: 351 institutionsQ2 2025: 332 institutionsQ3 2025: 324 institutionsQ4 2025: 325 institutionsQ1 2026: 382 institutionsQ2 2026: 483 institutions
Value heldQ3 2024: $3.02B
Q1 2021: $4.48BQ2 2021: $4.52BQ3 2021: $4.56BQ4 2021: $4.77BQ1 2022: $4.41BQ2 2022: $4.09BQ3 2022: $4.73BQ4 2022: $5.37BQ1 2023: $6.60BQ2 2023: $6.40BQ3 2023: $4.64BQ4 2023: $4.31BQ1 2024: $2.82BQ2 2024: $2.72BQ3 2024: $3.02BQ4 2024: $2.91BQ1 2025: $2.86BQ2 2025: $3.07BQ3 2025: $1.80BQ4 2025: $1.63BQ1 2026: $2.50BQ2 2026: $5.01B
Institutions holding IRDM and their total value by quarter
QuarterHoldersValue
Q2 2026483$5.01B
Q1 2026382$2.50B
Q4 2025325$1.63B
Q3 2025324$1.80B
Q2 2025332$3.07B
Q1 2025351$2.86B
Q4 2024349$2.91B
Q3 2024353$3.02B
Q2 2024344$2.72B
Q1 2024330$2.82B
Q4 2023347$4.31B
Q3 2023361$4.64B
Q2 2023392$6.40B
Q1 2023373$6.60B
Q4 2022365$5.37B
Q3 2022331$4.73B
Q2 2022310$4.09B
Q1 2022311$4.41B
Q4 2021309$4.77B
Q3 2021310$4.56B
Q2 2021279$4.52B
Q1 2021301$4.48B

Institutions, Q3 2024

Shares, value and share of portfolio for each institution holding Iridium Communications Inc.; share changes are against Q2 2024.

Institutions holding IRDM in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.11,795,585$359.2M0.01%+11,795,585New
Bamco Inc11,118,785$338.6M0.90%−64,056−0.6%Reduced
Vanguard Group Inc10,990,353$334.7M0.01%−549,911−4.8%Reduced
State Street Corp4,269,883$130.0M0.01%+36,851+0.9%Added
Silver Heights Capital Management Inc3,725,267$113.4M47.44%−9,387−0.3%Reduced
Van Berkom & Associates Inc.3,530,517$107.5M2.95%+50,466+1.5%Added
Sumitomo Mitsui Trust Holdings, Inc.2,508,546$76.4M0.05%+33,074+1.3%Added
Nikko Asset Management Americas, Inc.2,497,665$76.0M0.86%+6,753+0.3%Added
ARK Investment Management LLCSuperinvestorARK Invest2,372,791$72.3M0.66%−147,756−5.9%Reduced
Geode Capital Management, LLC2,085,878$63.5M0.01%−33,822−1.6%Reduced
Dimensional Fund Advisors LP1,912,460$58.2M0.01%−18,158−0.9%Reduced
Victory Capital Management Inc1,609,649$49.0M0.05%+11,117+0.7%Added
Schroder Investment Management Group1,529,735$47.5M0.05%+294,227+23.8%Added
Northern Trust Corp1,547,142$47.1M0.01%−59,210−3.7%Reduced
ArrowMark Colorado Holdings LLC1,520,889$46.3M0.59%−49,219−3.1%Reduced
Norges Bank1,472,481$44.8M0.01%−33,903−2.3%Reduced
Morgan Stanley1,464,656$44.6M0.00%−331,999−18.5%Reduced
Price T Rowe Associates Inc1,419,843$43.2M0.00%+22,375+1.6%Added
AQR Capital Management LLC1,141,042$34.7M0.05%+895,093+363.9%Added
Charles Schwab Investment Management Inc1,055,852$32.2M0.01%−342,603−24.5%Reduced
Bank of New York Mellon Corp1,021,901$31.1M0.01%−131,086−11.4%Reduced
Millennium Management LLC1,000,383$30.5M0.03%+389,885+63.9%Added
Select Equity Group, L.P.978,494$29.8M0.11%+379,551+63.4%Added
Pinnacle Associates Ltd716,341$29.5M0.51%+5,030+0.7%Added
FMR LLC942,380$28.7M0.00%+198,360+26.7%Added
American Century Companies Inc893,891$27.2M0.02%+559,495+167.3%Added
Barclays PLC856,901$26.1M0.01%+137,924+19.2%Added
Jacobs Levy Equity Management, Inc798,675$24.3M0.09%−274,574−25.6%Reduced
Arrowstreet Capital, Limited Partnership781,752$23.8M0.02%+165,198+26.8%Added
D. E. Shaw & Co., Inc.747,556$22.8M0.03%−172,130−18.7%Reduced
Anchor Capital Management Company, LLC719,917$21.9M20.41%+24,747+3.6%Added
Pacer Advisors, Inc.711,756$21.7M0.05%−56,591−7.4%Reduced
Gotham Asset Management, LLC638,044$19.4M0.20%+113,864+21.7%Added
Invesco Ltd.625,752$19.1M0.00%+9,709+1.6%Added
JPMorgan Chase & Co621,657$18.9M0.00%−152,761−19.7%Reduced
Nuveen Asset Management, LLC579,797$17.7M0.00%−11,193−1.9%Reduced
Brown Advisory Inc511,271$15.6M0.02%+760+0.1%Added
UBS Asset Management Americas Inc495,088$15.1M0.00%+51,121+11.5%Added
Legal & General Group Plc440,131$13.4M0.00%−32,967−7.0%Reduced
Qube Research & Technologies Ltd413,641$12.6M0.02%+87,087+26.7%Added
BNP Paribas Arbitrage, SA382,390$11.6M0.01%+9,511+2.6%Added
Man Group plc375,370$11.4M0.03%−2,964−0.8%Reduced
Algert Global LLC365,121$11.1M0.30%+128,018+54.0%Added
Raymond James & Associates326,625$9.95M0.01%+60,211+22.6%Added
Rhumbline Advisers321,861$9.80M0.01%−6,449−2.0%Reduced
Citadel Advisors LLC321,496$9.79M0.01%−282,721−46.8%Reduced
Bank of America Corp319,105$9.72M0.00%+2,297+0.7%Added
Retirement Systems of Alabama295,206$8.99M0.03%−6,067−2.0%Reduced
HSBC Holdings PLC289,893$8.89M0.01%+91,472+46.1%Added
Blair William & Co290,951$8.86M0.03%−8,747−2.9%Reduced
Principal Financial Group Inc274,365$8.35M0.00%−130,022−32.2%Reduced
UBS Group AG227,053$6.91M0.00%+76,094+50.4%Added
Swiss National Bank213,400$6.50M0.00%−1,600−0.7%Reduced
Cubist Systematic Strategies, LLC212,056$6.46M0.10%+68,359+47.6%Added
California Public Employees Retirement System205,258$6.25M0.00%−3,791−1.8%Reduced
Raymond James Financial Services Advisors, Inc.198,841$6.05M0.01%+21,309+12.0%Added
Voloridge Investment Management, LLC197,452$6.01M0.02%−204,786−50.9%Reduced
Russell Investments Group, Ltd.196,909$6.00M0.01%−10,942−5.3%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys195,846$5.96M0.04%−6,722−3.3%Reduced
Goldman Sachs Group Inc195,218$5.94M0.00%−11,311−5.5%Reduced
Nordea Investment Management AB190,912$5.83M0.01%+55,625+41.1%Added
First Trust Advisors LP188,932$5.75M0.01%+29,619+18.6%Added
Robertson Opportunity Capital, LLC188,246$5.73M2.21%00.0%Unchanged
Alliancebernstein L.P.184,532$5.62M0.00%+19,124+11.6%Added
Trexquant Investment LP182,291$5.55M0.07%−109,037−37.4%Reduced
Janus Henderson Group PLC175,677$5.35M0.00%+123,638+237.6%Added
Skylands Capital, LLC168,893$5.14M0.70%−44,650−20.9%Reduced
Voya Investment Management LLC162,082$4.94M0.01%−64,619−28.5%Reduced
Zacks Investment Management153,471$4.67M0.04%−645−0.4%Reduced
Weiss Asset Management LP151,518$4.61M0.12%+151,518New
Winton Group Ltd149,516$4.55M0.32%+149,516New
Capital Fund Management S.A.142,766$4.35M0.05%+4,434+3.2%Added
Franklin Resources Inc143,049$4.30M0.00%+21,857+18.0%Added
Corebridge Financial, Inc.140,107$4.27M0.02%−13,606−8.9%Reduced
ExodusPoint Capital Management, LP139,209$4.24M0.04%+106,299+323.0%Added
SEI Investments Co138,284$4.21M0.01%+40,903+42.0%Added
Thrivent Financial for Lutherans130,370$3.97M0.01%+21,522+19.8%Added
State of Wisconsin Investment Board129,677$3.95M0.01%00.0%Unchanged
Ameriprise Financial Inc126,986$3.87M0.00%−27,540−17.8%Reduced
Holocene Advisors, LP124,135$3.78M0.02%+45,085+57.0%Added
Renaissance Technologies LLC122,299$3.72M0.01%−96,401−44.1%Reduced
New York State Teachers Retirement System113,078$3.44M0.01%−4,477−3.8%Reduced
Tudor Investment Corp Et Al107,319$3.27M0.04%+107,319New
Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna104,043$3.17M1.22%00.0%Unchanged
California State Teachers Retirement System103,994$3.17M0.00%−3,441−3.2%Reduced
Acadian Asset Management LLC102,499$3.12M0.01%+47,324+85.8%Added
Manufacturers Life Insurance Company, The93,443$2.85M0.00%−9,345−9.1%Reduced
Macquarie Group Ltd92,649$2.82M0.00%+7,005+8.2%Added
Riverwater Partners LLC85,146$2.67M1.32%+68,329+406.3%Added
CIBC World Markets Inc.87,269$2.66M0.01%+87,269New
Paralel Advisors LLC87,257$2.66M0.12%00.0%Unchanged
State Board of Administration of Florida Retirement System82,006$2.50M0.00%00.0%Unchanged
Los Angeles Capital Management LLC81,067$2.47M0.01%+9,747+13.7%Added
Great West Life Assurance Co80,447$2.45M0.00%+5,706+7.6%Added
State of New Jersey Common Pension Fund D75,970$2.31M0.01%+14,222+23.0%Added
HRT Financial LP75,325$2.29M0.01%−4,792−6.0%Reduced
La Banque Postale Asset Management SA73,100$2.23M0.03%+73,100New
Point72 Asset Management, L.P.71,553$2.18M0.01%+71,553New
Jane Street Group, LLC70,875$2.16M0.00%−52,641−42.6%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.70,356$2.14M0.00%+1,919+2.8%Added