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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 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.

Institutional holdersQ1 2024: 330 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 2024: $2.71B
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 2024

Shares, value and share of portfolio for each institution holding Iridium Communications Inc.; share changes are against Q4 2023.

Institutions holding IRDM in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Natixis Advisors, L.P.45,601$1.19M0.00%−4,298−8.6%Reduced
Ensign Peak Advisors, Inc47,504$1.24M0.00%+3,890+8.9%Added
Public Employees Retirement System of Ohio47,759$1.25M0.00%−4,222−8.1%Reduced
Comerica Bank48,776$1.28M0.01%−2,140−4.2%Reduced
Janus Henderson Group PLC52,620$1.38M0.00%00.0%Unchanged
Pathstone Holdings, LLC53,857$1.41M0.01%+26,652+98.0%Added
Janney Montgomery Scott LLC53,948$1.41M0.00%+8,869+19.7%Added
Gotham Asset Management, LLC54,041$1.41M0.02%−119,576−68.9%Reduced
Treasurer of the State of North Carolina54,770$1.43M0.01%+370+0.7%Added
National Bank of Canada48,254$1.44M0.00%−6,594−12.0%Reduced
Yousif Capital Management, LLC56,150$1.47M0.02%−1,440−2.5%Reduced
Penserra Capital Management LLC59,751$1.56M0.02%+15,631+35.4%Added
State of Tennessee, Treasury Department61,640$1.61M0.01%+3,600+6.2%Added
Toroso Investments, LLC62,171$1.63M0.03%+62,171New
WealthTrust Axiom LLC62,682$1.64M0.53%−13,511−17.7%Reduced
American Century Companies Inc63,193$1.65M0.00%+7,283+13.0%Added
Susquehanna International Group, LLP65,064$1.70M0.00%+49,620+321.3%Added
Sit Investment Associates Inc67,200$1.76M0.04%−24,500−26.7%Reduced
New York State Common Retirement Fund68,250$1.79M0.00%−10,050−12.8%Reduced
Amalgamated Bank68,690$1.80M0.02%−15,065−18.0%Reduced
Great West Life Assurance Co68,689$1.80M0.00%−417−0.6%Reduced
Campbell & CO Investment Adviser LLC68,693$1.80M0.15%+68,693New
MetLife Investment Management72,759$1.90M0.01%−1,777−2.4%Reduced
Mutual of America Capital Management LLC73,798$1.93M0.02%−2,794−3.6%Reduced
Cetera Investment Advisers74,132$1.94M0.00%+74,132New
Rockefeller Capital Management L.P.75,674$1.98M0.01%−2,141−2.8%Reduced
La Financiere de L'Echiquier83,423$2.18M0.09%+3,723+4.7%Added
Seven Eight Capital, LP85,392$2.23M0.23%+85,392New
Connor, Clark & Lunn Investment Management Ltd.87,253$2.28M0.01%+57,871+197.0%Added
Y-Intercept (Hong Kong) Ltd90,873$2.38M0.18%+90,873New
Macquarie Group Ltd91,083$2.38M0.00%−376,722−80.5%Reduced
State Board of Administration of Florida Retirement System39,933$2.47M0.01%−31,150−43.8%Reduced
Twinbeech Capital LP95,080$2.49M0.05%+52,544+123.5%Added
Gsa Capital Partners LLP97,031$2.54M0.20%+87,132+880.2%Added
State of New Jersey Common Pension Fund D98,138$2.57M0.01%+28,634+41.2%Added
Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna104,043$2.61M1.03%−5,900−5.4%Reduced
Quantbot Technologies LP102,166$2.67M0.15%+99,138+3,274.0%Added
Amundi104,991$2.74M0.00%+40,819+63.6%Added
Manufacturers Life Insurance Company, The106,913$2.80M0.00%+5,859+5.8%Added
Texas Permanent School Fund108,244$2.83M0.02%+1,254+1.2%Added
HSBC Holdings PLC109,876$2.87M0.00%+61,609+127.6%Added
Verition Fund Management LLC112,557$2.94M0.03%+104,718+1,335.9%Added
California State Teachers Retirement System112,686$2.95M0.00%−7,906−6.6%Reduced
Thrivent Financial for Lutherans113,941$2.98M0.01%+83,001+268.3%Added
Capital Fund Management S.A.114,063$2.98M0.04%+27,545+31.8%Added
UBS Group AG115,802$3.03M0.00%+16,833+17.0%Added
New York State Teachers Retirement System118,055$3.09M0.01%+200+0.2%Added
Vident Advisory, LLC127,695$3.34M0.07%+43,450+51.6%Added
Dynamic Technology Lab Private Ltd136,283$3.56M0.38%+136,283New
Ameriprise Financial Inc139,534$3.65M0.00%−11,647−7.7%Reduced
Engineers Gate Manager LP140,936$3.69M0.10%+48,100+51.8%Added
State of Wisconsin Investment Board141,194$3.69M0.01%−80,666−36.4%Reduced
Zacks Investment Management148,220$3.88M0.04%+148,220New
Trexquant Investment LP161,422$4.22M0.08%+72,771+82.1%Added
Raymond James Financial Services Advisors, Inc.162,175$4.24M0.01%−32,250−16.6%Reduced
Holocene Advisors, LP163,300$4.27M0.02%+163,300New
American International Group, Inc.164,903$4.31M0.02%−3,380−2.0%Reduced
Mirae Asset Global Investments Co., Ltd.72,626$4.46M0.01%+58,860+427.6%Added
Barclays PLC172,732$4.52M0.00%+67,562+64.2%Added
Algert Global LLC184,590$4.83M0.19%+139,593+310.2%Added
Skylands Capital, LLC193,138$5.05M0.70%+100,988+109.6%Added
First Trust Advisors LP194,626$5.09M0.01%+162,452+504.9%Added
Alliancebernstein L.P.200,143$5.24M0.00%+38,563+23.9%Added
Franklin Resources Inc204,557$5.35M0.00%+182,077+810.0%Added
Goldman Sachs Group Inc205,106$5.37M0.00%+5,793+2.9%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys207,066$5.42M0.04%+1,780+0.9%Added
Man Group plc207,679$5.43M0.01%−45,659−18.0%Reduced
California Public Employees Retirement System210,279$5.50M0.00%−11,531−5.2%Reduced
Raymond James & Associates215,461$5.64M0.00%−2,164−1.0%Reduced
Credit Suisse AG218,746$5.72M0.01%+2,329+1.1%Added
Swiss National Bank220,000$5.76M0.00%−1,800−0.8%Reduced
Deutsche Bank AG222,867$5.83M0.00%−1,790−0.8%Reduced
Russell Investments Group, Ltd.231,976$6.07M0.01%+21,769+10.4%Added
Bessemer Group Inc251,963$6.59M0.01%+17,859+7.6%Added
Cubist Systematic Strategies, LLC257,461$6.74M0.08%+112,060+77.1%Added
Walleye Capital LLC259,565$6.79M0.07%+212,639+453.1%Added
Voya Investment Management LLC262,976$6.88M0.01%+15,723+6.4%Added
BNP Paribas Arbitrage, SA265,474$6.94M0.01%+142,568+116.0%Added
Schonfeld Strategic Advisors LLC270,109$7.07M0.06%+249,966+1,241.0%Added
Squarepoint Ops LLC283,525$7.42M0.03%+183,972+184.8%Added
Assenagon Asset Management S.A.284,308$7.44M0.02%+284,308New
Ceredex Value Advisors LLC291,017$7.61M0.13%+617+0.2%Added
UBS Asset Management Americas Inc299,105$7.82M0.00%+9,024+3.1%Added
Bank of Montreal266,173$7.87M0.00%+53,847+25.4%Added
Retirement Systems of Alabama306,925$8.03M0.03%+409+0.1%Added
SG Americas Securities, LLC311,956$8.16M0.04%+230,229+281.7%Added
Blair William & Co326,791$8.55M0.03%−111,735−25.5%Reduced
AQR Capital Management LLC344,383$9.01M0.02%+47,248+15.9%Added
Bank of America Corp347,969$9.10M0.00%+54,816+18.7%Added
Rhumbline Advisers359,438$9.40M0.01%−19,022−5.0%Reduced
Canada Pension Plan Investment Board370,300$9.69M0.01%+124,000+50.3%Added
Susquehanna Portfolio Strategies, LLC420,217$11.0M0.26%00.0%Unchanged
FMR LLC421,695$11.0M0.00%+50,249+13.5%Added
Principal Financial Group Inc468,114$12.2M0.01%−24,067−4.9%Reduced
Brown Advisory Inc509,909$13.3M0.02%−5,132−1.0%Reduced
Legal & General Group Plc527,562$13.8M0.00%+580.0%Added
Renaissance Technologies LLC576,699$15.1M0.02%+12,900+2.3%Added
Anchor Capital Management Company, LLC623,941$16.3M19.65%+200,000+47.2%Added
Qube Research & Technologies Ltd636,575$16.7M0.03%+556,844+698.4%Added
Nuveen Asset Management, LLC674,321$17.6M0.01%−300,279−30.8%Reduced