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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; 484 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 2025

Institutional positions in Iridium Communications Inc. as of Mar 31, 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
351
+5 vs. Q4 2024
Shares held
104.0M
+4.41M (+4.4%) vs. Q4 2024
Total value
$2.84B
−$48.9M (−1.7%) vs. Q4 2024
New holders
51
137 more added
Sold out
46
120 more reduced

3 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2025: 351 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: 484 institutions
Value heldQ1 2025: $2.84B
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 2026484$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 2025

Shares, value and share of portfolio for each institution holding Iridium Communications Inc.; share changes are against Q4 2024.

Institutions holding IRDM in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Cullen Investment Group, Ltd.31,337$856.1K0.13%−2,296−6.8%Reduced
Comerica Bank31,459$859.5K0.00%−2,378−7.0%Reduced
Graham Capital Management, L.P.32,574$889.9K0.03%+9,121+38.9%Added
Victory Capital Management Inc33,966$928.0K0.00%−1,565,538−97.9%Reduced
Gilliland Jeter Wealth Management LLC34,311$937.4K0.33%−110.0%Reduced
Impax Asset Management Group plc35,227$962.4K0.01%+1,212+3.6%Added
Creative Planning35,348$965.7K0.00%−2,535−6.7%Reduced
Public Employees Retirement System of Ohio36,232$989.9K0.00%−3,858−9.6%Reduced
Teacher Retirement System of Texas36,546$998.4K0.00%−33,016−47.5%Reduced
State of Tennessee, Treasury Department36,943$1.01M0.00%−5,500−13.0%Reduced
Yousif Capital Management, LLC37,286$1.02M0.01%−2,855−7.1%Reduced
Squarepoint Ops LLC37,415$1.02M0.00%+8,768+30.6%Added
Citigroup Inc37,776$1.03M0.00%−5,311−12.3%Reduced
Amundi40,479$1.04M0.00%+37,465+1,243.0%Added
Campbell & CO Investment Adviser LLC38,048$1.04M0.08%+38,048New
Lecap Asset Management Ltd39,845$1.09M0.25%+17,543+78.7%Added
Tealwood Asset Management Inc40,070$1.09M0.51%−897−2.2%Reduced
Teachers Retirement System of the State of Kentucky40,307$1.10M0.01%00.0%Unchanged
Allen Wealth Management, LLC40,590$1.11M0.76%+1,448+3.7%Added
National Bank of Canada40,865$1.12M0.00%−2,848−6.5%Reduced
Police & Firemen's Retirement System of New Jersey40,951$1.12M0.01%+981+2.5%Added
Ensign Peak Advisors, Inc41,519$1.13M0.00%00.0%Unchanged
Centiva Capital, LP41,856$1.14M0.07%+20,025+91.7%Added
CWM Advisors, LLC42,770$1.17M0.14%−495−1.1%Reduced
Versor Investments LP43,802$1.20M0.20%+31,000+242.1%Added
Elo Mutual Pension Insurance Co44,289$1.21M0.03%+33,613+314.8%Added
Castle Rock Wealth Management, LLC45,693$1.24M0.33%−14,945−24.6%Reduced
LPL Financial LLC47,719$1.30M0.00%+2,984+6.7%Added
Royal Bank of Canada48,325$1.32M0.00%+11,985+33.0%Added
Janus Henderson Group PLC48,017$1.32M0.00%−5,711−10.6%Reduced
Riverwater Partners LLC49,261$1.35M0.69%−52,235−51.5%Reduced
WealthTrust Axiom LLC50,056$1.37M0.42%−8,175−14.0%Reduced
Amalgamated Bank50,091$1.37M0.01%−4,330−8.0%Reduced
Sciencast Management LP50,389$1.38M0.32%+50,389New
Treasurer of the State of North Carolina51,403$1.40M0.01%+2,010+4.1%Added
Virginia Retirement Systems Et Al56,000$1.53M0.01%+56,000New
Mutual of America Capital Management LLC56,019$1.53M0.02%−4,120−6.9%Reduced
New York State Common Retirement Fund57,202$1.56M0.00%+660+1.2%Added
Tudor Investment Corp Et Al57,613$1.57M0.01%+57,613New
XTX Topco Ltd57,742$1.58M0.08%+36,108+166.9%Added
NFJ Investment Group, LLC58,957$1.61M0.05%00.0%Unchanged
MetLife Investment Management60,945$1.67M0.01%−3,656−5.7%Reduced
Two Sigma Investments, LP61,437$1.68M0.00%+61,437New
State of New Jersey Common Pension Fund D61,550$1.68M0.01%−15,286−19.9%Reduced
Dynamic Technology Lab Private Ltd61,598$1.68M0.24%+21,227+52.6%Added
Pathstone Holdings, LLC62,297$1.70M0.01%−3,067−4.7%Reduced
Dark Forest Capital Management LP64,300$1.76M0.08%+53,487+494.7%Added
Intech Investment Management LLC66,448$1.82M0.02%+306+0.5%Added
Holocene Advisors, LP69,558$1.90M0.01%−56,872−45.0%Reduced
Schonfeld Strategic Advisors LLC70,261$1.92M0.01%−8,344−10.6%Reduced
Skylands Capital, LLC73,700$2.01M0.29%−17,500−19.2%Reduced
Davy Global Fund Management Ltd81,265$2.22M0.26%−1,584−1.9%Reduced
Bridgewater Associates, LP81,731$2.23M0.01%+81,731New
Great West Life Assurance Co82,963$2.27M0.00%+2,516+3.1%Added
Manufacturers Life Insurance Company, The83,478$2.28M0.00%−4,693−5.3%Reduced
Agf Management Ltd86,074$2.35M0.01%−950−1.1%Reduced
State Board of Administration of Florida Retirement System87,746$2.40M0.00%+2,190+2.6%Added
Macquarie Group Ltd88,909$2.43M0.00%+2,266+2.6%Added
Penserra Capital Management LLC92,133$2.52M0.04%+15,553+20.3%Added
Paralel Advisors LLC95,977$2.62M0.11%00.0%Unchanged
California State Teachers Retirement System98,738$2.70M0.00%−1,406−1.4%Reduced
Edgestream Partners, L.P.104,462$2.85M0.10%+104,462New
Thrivent Financial for Lutherans113,936$3.11M0.01%−13,308−10.5%Reduced
New York State Teachers Retirement System115,054$3.14M0.01%+1,976+1.7%Added
Aquatic Capital Management LLC116,194$3.17M0.08%+45,111+63.5%Added
Private Advisor Group, LLC119,876$3.28M0.02%+23,174+24.0%Added
Corebridge Financial, Inc.120,352$3.29M0.02%−8,576−6.7%Reduced
Capital Fund Management S.A.124,288$3.40M0.04%+42,199+51.4%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.125,390$3.43M0.00%+32,380+34.8%Added
HSBC Holdings PLC130,405$3.55M0.00%−58,692−31.0%Reduced
Algert Global LLC136,742$3.74M0.09%−57,210−29.5%Reduced
Verition Fund Management LLC137,867$3.77M0.02%+80,077+138.6%Added
La Banque Postale Asset Management SA149,294$4.08M0.06%+27,219+22.3%Added
HRT Financial LP152,623$4.17M0.03%+75,884+98.9%Added
Ameriprise Financial Inc153,439$4.19M0.00%+32,984+27.4%Added
SEI Investments Co155,271$4.24M0.01%+1,599+1.0%Added
CIBC World Markets Inc.158,888$4.34M0.01%+70,443+79.6%Added
ExodusPoint Capital Management, LP160,124$4.38M0.06%+47,133+41.7%Added
Engineers Gate Manager LP168,356$4.60M0.08%+68,498+68.6%Added
State of Wisconsin Investment Board171,057$4.67M0.01%+3,073+1.8%Added
Acadian Asset Management LLC174,818$4.77M0.01%+116,880+201.7%Added
Jump Financial, LLC176,336$4.82M0.07%+69,336+64.8%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys182,892$5.00M0.03%−5,252−2.8%Reduced
Alliancebernstein L.P.183,015$5.00M0.00%+17,484+10.6%Added
Los Angeles Capital Management LLC185,658$5.07M0.02%+119,890+182.3%Added
Robertson Opportunity Capital, LLC188,246$5.14M1.96%00.0%Unchanged
Point72 Asset Management, L.P.190,803$5.21M0.01%−79,538−29.4%Reduced
California Public Employees Retirement System193,113$5.28M0.00%+6,279+3.4%Added
Marshall Wace, LLP195,254$5.33M0.01%+182,678+1,452.6%Added
Swiss National Bank198,500$5.42M0.00%−11,100−5.3%Reduced
Blair William & Co203,961$5.57M0.02%−57,177−21.9%Reduced
D. E. Shaw & Co., Inc.218,863$5.98M0.01%−250,819−53.4%Reduced
Crossmark Global Holdings, Inc.224,764$6.14M0.11%+185,167+467.6%Added
Goldman Sachs Group Inc232,231$6.34M0.00%+33,191+16.7%Added
Panagora Asset Management Inc233,822$6.39M0.03%+223,495+2,164.2%Added
Jane Street Group, LLC239,354$6.54M0.01%+94,173+64.9%Added
First Trust Advisors LP249,846$6.83M0.01%−14,707−5.6%Reduced
Principal Financial Group Inc251,019$6.86M0.00%−10,115−3.9%Reduced
Jupiter Asset Management Ltd257,689$7.04M0.07%+257,689New
Van Eck Associates Corp262,482$7.17M0.01%+122,846+88.0%Added