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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 2023

Institutional positions in Iridium Communications Inc. as of Mar 31, 2023. 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
373
+12 vs. Q4 2022
Shares held
105.3M
+999.3K (+1.0%) vs. Q4 2022
Total value
$6.54B
+$1.18B (+22.0%) vs. Q4 2022
New holders
54
120 more added
Sold out
42
135 more reduced

4 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: 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 holdersQ1 2023: 373 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 2023: $6.54B
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 2023

Shares, value and share of portfolio for each institution holding Iridium Communications Inc.; share changes are against Q4 2022.

Institutions holding IRDM in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Crossmark Global Holdings, Inc.20,805$1.29M0.03%−113−0.5%Reduced
Fernwood Investment Management, LLC20,872$1.29M0.50%−35,000−62.6%Reduced
Legato Capital Management LLC21,006$1.30M0.24%+859+4.3%Added
Jump Financial, LLC21,086$1.31M0.05%+21,086New
SPC Financial, Inc.21,492$1.33M0.15%+16,777+355.8%Added
Royal Bank of Canada21,659$1.34M0.00%−18,007−45.4%Reduced
Virginia Retirement Systems Et Al21,800$1.35M0.01%−5,500−20.1%Reduced
Citigroup Inc21,908$1.36M0.00%+5,954+37.3%Added
Advisor Group Holdings, Inc.22,441$1.39M0.00%+5,010+28.7%Added
ProShare Advisors LLC22,647$1.40M0.00%−1,807−7.4%Reduced
Ergoteles LLC22,685$1.40M0.05%−8,946−28.3%Reduced
Winton Group Ltd22,712$1.41M0.09%+5,319+30.6%Added
Prudential Financial Inc36,944$1.41M0.00%−850−2.2%Reduced
New Mexico Educational Retirement Board22,800$1.41M0.07%+2,700+13.4%Added
Zacks Investment Management23,308$1.44M0.02%−522−2.2%Reduced
Assetmark, Inc23,330$1.44M0.01%+23,330New
Aquatic Capital Management LLC23,600$1.46M0.09%+6,900+41.3%Added
CIBC Private Wealth Group, LLC18,000$1.48M0.00%00.0%Unchanged
Captrust Financial Advisors24,160$1.50M0.01%−522−2.1%Reduced
Dorsey Wright & Associates25,598$1.58M0.48%+25,598New
Premier Fund Managers Ltd26,100$1.60M0.06%00.0%Unchanged
Bank of Montreal26,288$1.64M0.00%+3,798+16.9%Added
Occudo Quantitative Strategies LP26,793$1.66M0.15%+19,276+256.4%Added
Northwestern Mutual Investment Management Company, LLC27,874$1.73M0.04%+16,247+139.7%Added
Empire Life Investments Inc.28,796$1.78M0.13%+28,796New
Jennison Associates LLC29,209$1.81M0.00%−1,389−4.5%Reduced
Healthcare of Ontario Pension Plan Trust Fund29,500$1.83M0.01%+29,500New
HighTower Advisors, LLC30,063$1.86M0.00%+290+1.0%Added
Schonfeld Strategic Advisors LLC30,256$1.87M0.02%+30,256New
Triasima Portfolio Management inc.30,567$1.89M0.16%+30,567New
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.30,605$1.90M0.00%+1,945+6.8%Added
State of Michigan Retirement System31,759$1.97M0.01%−200−0.6%Reduced
LPL Financial LLC31,846$1.97M0.00%−717−2.2%Reduced
Arizona State Retirement System32,765$2.03M0.02%+519+1.6%Added
Thrivent Financial for Lutherans33,158$2.05M0.01%−308−0.9%Reduced
Louisiana State Employees Retirement System33,300$2.06M0.05%−300−0.9%Reduced
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main33,681$2.09M0.00%+33,681New
Van Eck Associates Corp34,043$2.11M0.00%+442+1.3%Added
Nisa Investment Advisors, LLC34,984$2.17M0.02%−240−0.7%Reduced
Advisors Asset Management, Inc.35,798$2.22M0.05%+1,540+4.5%Added
Oregon Public Employees Retirement Fund36,666$2.27M0.03%−300−0.8%Reduced
Polar Asset Management Partners Inc.38,000$2.35M0.04%+38,000New
Assenagon Asset Management S.A.38,555$2.39M0.01%−20,541−34.8%Reduced
Ensign Peak Advisors, Inc39,764$2.46M0.01%00.0%Unchanged
State Board of Administration of Florida Retirement System39,933$2.47M0.01%00.0%Unchanged
Penserra Capital Management LLC41,630$2.58M0.05%−11,519−21.7%Reduced
Ameritas Investment Partners, Inc.41,844$2.59M0.10%−612−1.4%Reduced
Teacher Retirement System of Texas42,233$2.62M0.02%+5,035+13.5%Added
La Financiere de L'Echiquier43,000$2.66M0.14%−17,000−28.3%Reduced
Janney Montgomery Scott LLC45,804$2.84M0.01%−1,331−2.8%Reduced
Martingale Asset Management L P46,730$2.89M0.06%−4,200−8.2%Reduced
Redmond Asset Management, LLC47,006$2.91M1.01%−895−1.9%Reduced
EAM Investors, LLC48,493$3.00M0.59%+5,273+12.2%Added
Riggs Asset Managment Co. Inc.49,160$3.04M1.18%−2,268−4.4%Reduced
AQR Capital Management LLC50,276$3.10M0.01%+2,071+4.3%Added
Janus Henderson Group PLC52,765$3.27M0.00%+33,654+176.1%Added
Victory Capital Management Inc52,773$3.27M0.00%+6,390+13.8%Added
Capital International Inc55,639$3.45M0.07%00.0%Unchanged
Osterweis Capital Management Inc57,915$3.59M0.24%+34,435+146.7%Added
ClariVest Asset Management LLC58,541$3.63M0.16%−14,585−19.9%Reduced
Susquehanna International Group, LLP58,991$3.65M0.01%+14,478+32.5%Added
Stifel Financial Corp60,985$3.78M0.01%−1,973−3.1%Reduced
SEI Investments Co62,868$3.89M0.01%+46,736+289.7%Added
Yousif Capital Management, LLC63,690$3.94M0.05%−510−0.8%Reduced
Wells Fargo & Company63,876$3.96M0.00%+42,694+201.6%Added
Cubist Systematic Strategies, LLC66,517$4.12M0.04%+54,099+435.6%Added
Vident Investment Advisory, LLC67,405$4.17M0.14%+48,481+256.2%Added
Natixis Advisors, L.P.67,888$4.20M0.01%+4,620+7.3%Added
BCJ Capital Management, LLC68,268$4.23M0.39%+68,268New
State of New Jersey Common Pension Fund D68,913$4.27M0.02%−3,785−5.2%Reduced
Barometer Capital Management Inc.71,600$4.43M1.14%−5,100−6.6%Reduced
Rockefeller Capital Management L.P.72,452$4.49M0.02%−20,996−22.5%Reduced
Mirae Asset Global Investments Co., Ltd.72,626$4.50M0.01%−3,026−4.0%Reduced
Algert Global LLC75,984$4.71M0.22%+28,860+61.2%Added
Great West Life Assurance Co81,595$5.05M0.01%−1,560−1.9%Reduced
Envestnet Asset Management Inc83,321$5.16M0.00%+69,796+516.1%Added
Amalgamated Bank84,091$5.21M0.04%−4,621−5.2%Reduced
Los Angeles Capital Management LLC84,850$5.25M0.02%+26,346+45.0%Added
Engineers Gate Manager LP85,824$5.32M0.22%+70,795+471.1%Added
Picton Mahoney Asset Management87,370$5.41M0.27%+87,370New
American Century Companies Inc90,667$5.54M0.00%−462,712−83.6%Reduced
Resolute Capital Asset Partners LLC90,000$5.57M4.07%+90,000New
Cetera Advisor Networks LLC94,395$5.85M0.04%+4,944+5.5%Added
Mackenzie Financial Corp98,023$6.07M0.01%−13,456−12.1%Reduced
Castleark Management LLC100,290$6.21M0.31%+100,290New
Russell Investments Group, Ltd.100,349$6.21M0.01%+31,534+45.8%Added
EAM Global Investors LLC104,318$6.46M1.81%+57,742+124.0%Added
BNP Paribas Arbitrage, SA104,738$6.49M0.01%+48,854+87.4%Added
Federated Hermes, Inc.105,150$6.51M0.02%+85,783+442.9%Added
Barclays PLC105,174$6.51M0.01%+48,095+84.3%Added
Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna107,538$6.59M3.82%−30,330−22.0%Reduced
First Trust Advisors LP107,583$6.66M0.01%+12,756+13.5%Added
Texas Permanent School Fund112,677$6.98M0.07%+28,209+33.4%Added
New York State Teachers Retirement System114,793$7.11M0.02%+4,934+4.5%Added
Two Sigma Advisers, LP116,200$7.20M0.02%−43,700−27.3%Reduced
WealthTrust Axiom LLC117,189$7.26M2.47%−610−0.5%Reduced
Axiom Investors LLC122,320$7.58M0.12%+122,320New
Connor, Clark & Lunn Investment Management Ltd.122,908$7.61M0.04%−5,910−4.6%Reduced
Squarepoint Ops LLC123,974$7.68M0.05%+17,684+16.6%Added
UBS Group AG133,768$8.28M0.00%+32,130+31.6%Added