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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, Q4 2023

Institutional positions in Iridium Communications Inc. as of Dec 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
347
−9 vs. Q3 2023
Shares held
103.2M
+2.08M (+2.1%) vs. Q3 2023
Total value
$4.25B
−$389.1M (−8.4%) vs. Q3 2023
New holders
46
109 more added
Sold out
55
143 more reduced

5 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2023: 347 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 heldQ4 2023: $4.25B
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, Q4 2023

Shares, value and share of portfolio for each institution holding Iridium Communications Inc.; share changes are against Q3 2023.

Institutions holding IRDM in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Xponance, Inc.26,009$1.07M0.01%−1,500−5.5%Reduced
Captrust Financial Advisors26,630$1.10M0.00%+1,562+6.2%Added
Braun Stacey Associates Inc27,050$1.11M0.05%−221,074−89.1%Reduced
Ameritas Investment Partners, Inc.27,346$1.13M0.04%−700−2.5%Reduced
Northwestern Mutual Investment Management Company, LLC27,553$1.13M0.03%−181−0.7%Reduced
Pathstone Holdings, LLC27,205$1.13M0.01%+27,205New
Duality Advisers, LP28,417$1.17M0.12%+16,004+128.9%Added
Connor, Clark & Lunn Investment Management Ltd.29,382$1.21M0.01%−141,547−82.8%Reduced
State of Michigan Retirement System29,759$1.22M0.01%−100−0.3%Reduced
Thrivent Financial for Lutherans30,940$1.27M0.00%−372−1.2%Reduced
Arizona State Retirement System31,461$1.29M0.01%−808−2.5%Reduced
First Trust Advisors LP32,174$1.32M0.00%−49,417−60.6%Reduced
Louisiana State Employees Retirement System34,800$1.43M0.03%−600−1.7%Reduced
Oregon Public Employees Retirement Fund35,031$1.44M0.03%−71−0.2%Reduced
Advisors Asset Management, Inc.36,220$1.49M0.03%−310−0.8%Reduced
HighTower Advisors, LLC36,829$1.51M0.00%−127−0.3%Reduced
Van Eck Associates Corp37,442$1.54M0.00%−30.0%Reduced
Cullen Investment Group, Ltd.37,605$1.55M0.27%+37,605New
LPL Financial LLC38,203$1.57M0.00%+2,110+5.8%Added
HRT Financial LP38,671$1.59M0.01%−176,961−82.1%Reduced
Teachers Retirement System of the State of Kentucky41,137$1.69M0.02%−2,000−4.6%Reduced
Marshall Wace, LLP41,700$1.72M0.00%−87,826−67.8%Reduced
Twinbeech Capital LP42,536$1.75M0.03%−201,068−82.5%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.45,225$1.78M0.00%+17,909+65.6%Added
Ensign Peak Advisors, Inc43,614$1.80M0.00%−14,455−24.9%Reduced
Penserra Capital Management LLC44,120$1.81M0.03%+2,806+6.8%Added
Algert Global LLC44,997$1.85M0.07%+6,600+17.2%Added
Janney Montgomery Scott LLC45,079$1.85M0.01%00.0%Unchanged
Picton Mahoney Asset Management46,150$1.90M0.09%−71,457−60.8%Reduced
Walleye Capital LLC46,926$1.93M0.03%+46,926New
HSBC Holdings PLC48,267$1.99M0.00%−6,311−11.6%Reduced
Natixis Advisors, L.P.49,899$2.05M0.01%−10,578−17.5%Reduced
Point72 Hong Kong Ltd50,008$2.06M0.13%+50,008New
Comerica Bank50,916$2.10M0.01%−84−0.2%Reduced
Empire Life Investments Inc.51,329$2.11M0.14%+19,691+62.2%Added
Public Employees Retirement System of Ohio51,981$2.14M0.01%−944−1.8%Reduced
Janus Henderson Group PLC52,620$2.17M0.00%−94−0.2%Reduced
National Bank of Canada54,848$2.23M0.00%+29,341+115.0%Added
Treasurer of the State of North Carolina54,400$2.24M0.01%−370−0.7%Reduced
Redmond Asset Management, LLC54,439$2.24M0.72%−8,573−13.6%Reduced
American Century Companies Inc55,910$2.30M0.00%−5,108−8.4%Reduced
Yousif Capital Management, LLC57,590$2.37M0.03%−305−0.5%Reduced
State of Tennessee, Treasury Department58,040$2.39M0.01%−20,000−25.6%Reduced
Royal Bank of Canada60,620$2.50M0.00%+40,657+203.7%Added
Amundi64,172$2.50M0.00%+3,997+6.6%Added
Great West Life Assurance Co69,106$2.84M0.01%−945−1.3%Reduced
State of New Jersey Common Pension Fund D69,504$2.86M0.01%+3,391+5.1%Added
Jane Street Group, LLC70,315$2.89M0.00%−216,510−75.5%Reduced
State Board of Administration of Florida Retirement System71,083$2.93M0.01%+29,500+70.9%Added
PEAK6 Investments LLC71,221$2.93M0.13%+11,047+18.4%Added
Alaska Permanent Fund Corp73,135$3.01M0.05%+958+1.3%Added
MetLife Investment Management74,536$3.07M0.02%−1,981−2.6%Reduced
WealthTrust Axiom LLC76,193$3.14M1.05%−10,873−12.5%Reduced
Mutual of America Capital Management LLC76,592$3.15M0.04%−4,741−5.8%Reduced
Rockefeller Capital Management L.P.77,815$3.20M0.01%+10,469+15.5%Added
New York State Common Retirement Fund78,300$3.22M0.00%−43,822−35.9%Reduced
La Financiere de L'Echiquier79,700$3.28M0.15%+12,000+17.7%Added
Qube Research & Technologies Ltd79,731$3.28M0.01%+6,834+9.4%Added
SG Americas Securities, LLC81,727$3.36M0.04%+27,279+50.1%Added
ExodusPoint Capital Management, LP83,403$3.43M0.04%+51,500+161.4%Added
Amalgamated Bank83,755$3.45M0.03%−7,317−8.0%Reduced
Vident Advisory, LLC84,245$3.47M0.09%+1,963+2.4%Added
Capital Fund Management S.A.86,518$3.56M0.05%+49,318+132.6%Added
Cetera Advisor Networks LLC87,629$3.61M0.02%−4,485−4.9%Reduced
Trexquant Investment LP88,651$3.65M0.08%−18,703−17.4%Reduced
Sit Investment Associates Inc91,700$3.77M0.09%+37,275+68.5%Added
Skylands Capital, LLC92,150$3.79M0.56%+38,650+72.2%Added
Engineers Gate Manager LP92,836$3.82M0.11%−33,340−26.4%Reduced
UBS Group AG98,969$4.07M0.00%−8,433−7.9%Reduced
Edgestream Partners, L.P.99,511$4.10M0.29%+38,375+62.8%Added
Squarepoint Ops LLC99,553$4.10M0.02%−168,288−62.8%Reduced
Manufacturers Life Insurance Company, The101,054$4.16M0.00%−3,947−3.8%Reduced
Putnam Investments LLC103,768$4.27M0.01%−215,805−67.5%Reduced
Barclays PLC105,170$4.33M0.00%+36,244+52.6%Added
Texas Permanent School Fund106,990$4.40M0.04%+786+0.7%Added
Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna109,943$4.53M1.91%00.0%Unchanged
Tudor Investment Corp Et Al112,973$4.65M0.06%−21,723−16.1%Reduced
New York State Teachers Retirement System117,855$4.85M0.01%−186−0.2%Reduced
California State Teachers Retirement System120,592$4.96M0.01%−7,389−5.8%Reduced
BNP Paribas Arbitrage, SA122,906$5.06M0.01%+87,802+250.1%Added
Cubist Systematic Strategies, LLC145,401$5.98M0.07%+77,041+112.7%Added
Ameriprise Financial Inc151,181$6.23M0.00%−10,258−6.4%Reduced
Alliancebernstein L.P.161,580$6.65M0.00%−568−0.4%Reduced
American International Group, Inc.168,283$6.93M0.03%−8,941−5.0%Reduced
Gotham Asset Management, LLC173,617$7.15M0.13%+134,603+345.0%Added
Raymond James Financial Services Advisors, Inc.194,425$8.00M0.01%−28,116−12.6%Reduced
Goldman Sachs Group Inc199,313$8.20M0.00%+62,558+45.7%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys205,286$8.45M0.06%+348+0.2%Added
Russell Investments Group, Ltd.210,207$8.65M0.02%+158,230+304.4%Added
Bank of Montreal212,326$8.78M0.00%−6,459−3.0%Reduced
Credit Suisse AG216,417$8.91M0.01%+43,789+25.4%Added
Raymond James & Associates217,625$8.96M0.01%−67,351−23.6%Reduced
Swiss National Bank221,800$9.13M0.01%−27,400−11.0%Reduced
California Public Employees Retirement System221,810$9.13M0.01%−18,433−7.7%Reduced
State of Wisconsin Investment Board221,860$9.13M0.03%+39,233+21.5%Added
Deutsche Bank AG224,657$9.25M0.00%−255−0.1%Reduced
Bessemer Group Inc234,104$9.64M0.02%+44,950+23.8%Added
Canada Pension Plan Investment Board246,300$10.1M0.01%+168,000+214.6%Added
Voya Investment Management LLC247,253$10.2M0.01%−88,655−26.4%Reduced
Man Group plc253,338$10.4M0.03%––