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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, Q1 2021

Institutional positions in Iridium Communications Inc. as of Mar 31, 2021. 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
301
No complete 13F data for Q4 2020
Shares held
108.8M
No complete 13F data for Q4 2020
Total value
$4.48B
No complete 13F data for Q4 2020

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 holdersQ1 2021: 301 institutions
Q1 2021: 301 institutionsQ2 2021: 279 institutionsQ3 2021: 310 institutionsQ4 2021: 309 institutionsQ1 2022: 311 institutionsQ2 2022: 310 institutionsQ3 2022: 330 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 heldQ1 2021: $4.48B
Q1 2021: $4.48BQ2 2021: $4.52BQ3 2021: $4.56BQ4 2021: $4.76BQ1 2022: $4.41BQ2 2022: $4.09BQ3 2022: $4.73BQ4 2022: $5.37BQ1 2023: $6.54BQ2 2023: $6.40BQ3 2023: $4.64BQ4 2023: $4.25BQ1 2024: $2.71BQ2 2024: $2.70BQ3 2024: $3.00BQ4 2024: $2.91BQ1 2025: $2.84BQ2 2025: $3.06BQ3 2025: $1.79BQ4 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$1.79B
Q2 2025332$3.06B
Q1 2025351$2.84B
Q4 2024349$2.91B
Q3 2024353$3.00B
Q2 2024344$2.70B
Q1 2024330$2.71B
Q4 2023347$4.25B
Q3 2023361$4.64B
Q2 2023392$6.40B
Q1 2023373$6.54B
Q4 2022365$5.37B
Q3 2022330$4.73B
Q2 2022310$4.09B
Q1 2022311$4.41B
Q4 2021309$4.76B
Q3 2021310$4.56B
Q2 2021279$4.52B
Q1 2021301$4.48B

Institutions, Q1 2021

Shares, value and share of portfolio for each institution holding Iridium Communications Inc..

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding IRDM in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.13,786,920$568.7M0.02%––
Bamco Inc12,610,696$520.2M1.28%––
Vanguard Group Inc11,807,170$487.0M0.01%––
ARK Investment Management LLCSuperinvestorARK Invest10,355,147$427.1M0.85%––
Capital International Investors6,928,410$285.8M0.07%––
Dimensional Fund Advisors LP4,130,423$170.4M0.06%––
State Street Corp3,736,688$154.1M0.01%––
Invesco Ltd.2,946,959$121.6M0.03%––
Van Berkom & Associates Inc.2,873,738$118.5M2.59%––
Nikko Asset Management Americas, Inc.2,691,329$111.0M0.54%––
Sumitomo Mitsui Trust Holdings, Inc.2,666,638$110.0M0.07%––
Silver Heights Capital Management Inc2,402,543$99.1M34.93%––
Geode Capital Management, LLC2,112,448$87.1M0.01%––
Northern Trust Corp2,071,120$85.4M0.02%––
Clearbridge Investments, LLC1,860,253$76.7M0.06%––
Capital World Investors1,563,868$64.5M0.01%––
Bank of New York Mellon Corp1,167,992$48.2M0.01%––
Norges Bank1,017,871$42.0M0.01%––
Pinnacle Associates Ltd1,013,225$41.8M0.80%––
Goldman Sachs Group Inc935,784$38.6M0.01%––
Charles Schwab Investment Management Inc927,505$38.3M0.01%––
Morgan Stanley865,366$35.7M0.01%––
Price T Rowe Associates Inc786,898$32.5M0.00%––
Nuveen Asset Management, LLC858,959$28.5M0.01%––
Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna630,318$26.0M6.79%––
Parametric Portfolio Associates LLC503,091$20.8M0.01%––
Legal & General Group Plc465,899$19.2M0.01%––
Arrowstreet Capital, Limited Partnership462,495$19.1M0.03%––
Jane Street Group, LLC439,958$18.1M0.05%––
Principal Financial Group Inc419,077$17.3M0.01%––
Susquehanna International Group, LLP403,874$16.7M0.02%––
FMR LLC398,760$16.4M0.00%––
JPMorgan Chase & Co374,570$15.4M0.00%––
Blair William & Co371,494$15.3M0.06%––
Gamco Investors, Inc. Et Al366,700$15.1M0.13%––
Dudley & Shanley, Inc.350,375$14.5M2.49%––
Rhumbline Advisers342,971$14.1M0.02%––
PKO Investment Management Joint-Stock Co339,923$14.0M2.25%––
Bank of America Corp335,989$13.9M0.00%––
Alliancebernstein L.P.294,814$12.2M0.01%––
Raymond James & Associates289,827$12.0M0.01%––
California Public Employees Retirement System289,144$11.9M0.01%––
American International Group, Inc.282,345$11.6M0.05%––
Man Group plc277,069$11.4M0.05%––
Swiss National Bank274,100$11.3M0.01%––
Brown Advisory Inc269,850$11.1M0.02%––
WealthTrust Axiom LLC231,622$9.55M3.23%––
BNP Paribas Arbitrage, SA225,291$9.29M0.02%––
First Trust Advisors LP223,764$9.23M0.01%––
Canada Pension Plan Investment Board221,000$9.12M0.01%––
Raymond James Financial Services Advisors, Inc.211,070$8.71M0.02%––
UBS Group AG202,115$8.34M0.00%––
Retirement Systems of Alabama200,835$8.28M0.03%––
Ameriprise Financial Inc200,799$8.28M0.00%––
Manufacturers Life Insurance Company, The197,360$8.14M0.01%––
Voya Investment Management LLC194,885$8.04M0.02%––
Wells Fargo & Company189,736$7.83M0.00%––
Millennium Management LLC181,557$7.49M0.01%––
California State Teachers Retirement System180,159$7.43M0.01%––
Victory Capital Management Inc173,881$7.17M0.01%––
American Century Companies Inc165,822$6.84M0.01%––
Penserra Capital Management LLC156,788$6.47M0.12%––
UBS Asset Management Americas Inc150,237$6.20M0.00%––
Allianz Asset Management GmbH148,809$6.14M0.01%––
Voloridge Investment Management, LLC147,138$6.07M0.04%––
D. E. Shaw & Co., Inc.138,730$5.72M0.01%––
Ancora Advisors, LLC134,705$5.56M0.15%––
Rockefeller Capital Management L.P.126,338$5.21M0.04%––
Russell Investments Group, Ltd.110,458$4.55M0.01%––
New York State Common Retirement Fund107,800$4.45M0.00%––
MetLife Investment Management107,058$4.42M0.04%––
Mutual of America Capital Management LLC105,230$4.34M0.05%––
Credit Suisse AG102,041$4.21M0.00%––
Barclays PLC101,318$4.18M0.00%––
Deutsche Bank AG96,138$3.96M0.00%––
Stifel Financial Corp91,548$3.78M0.01%––
Texas Permanent School Fund88,281$3.64M0.05%––
State of New Jersey Common Pension Fund D84,310$3.48M0.01%––
Ensign Peak Advisors, Inc83,534$3.45M0.01%––
Gabelli Funds LLC81,500$3.36M0.02%––
Commonwealth of Pennsylvania Public School Empls Retrmt Sys76,504$3.16M0.04%––
Marshall Wace North America L.P.70,934$2.93M0.01%––
Cetera Advisor Networks LLC70,036$2.89M0.06%––
AdvisorNet Financial, Inc69,539$2.87M0.20%––
Royce & Associates LP65,030$2.68M0.02%––
Riggs Asset Managment Co. Inc.64,740$2.67M0.81%––
Eaton Vance Management62,683$2.59M0.00%––
New York State Teachers Retirement System61,499$2.54M0.01%––
Fernwood Investment Management, LLC61,375$2.53M0.93%––
Advisors Asset Management, Inc.60,453$2.49M0.04%––
Comerica Bank65,944$2.48M0.01%––
Capital International Inc57,967$2.39M0.02%––
Janney Montgomery Scott LLC57,175$2.36M0.01%––
Tower Research Capital LLC (TRC)54,636$2.25M0.04%––
Metropolitan Life Insurance Co52,183$2.15M0.03%––
PEAK6 Investments LLC51,733$2.13M0.06%––
Natixis Advisors, L.P.47,979$1.98M0.01%––
Richard P Slaughter Associates Inc47,696$1.97M0.82%––
State Board of Administration of Florida Retirement System46,336$1.91M0.00%––
Great West Life Assurance Co46,209$1.90M0.00%––