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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, Q3 2021

Institutional positions in Iridium Communications Inc. as of Sep 30, 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
310
+35 vs. Q2 2021
Shares held
114.3M
+1.28M (+1.1%) vs. Q2 2021
Total value
$4.56B
+$36.6M (+0.8%) vs. Q2 2021
New holders
58
125 more added
Sold out
23
67 more reduced

4 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2021: 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 holdersQ3 2021: 310 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 heldQ3 2021: $4.56B
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, Q3 2021

Shares, value and share of portfolio for each institution holding Iridium Communications Inc.; share changes are against Q2 2021.

Institutions holding IRDM in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.13,454,857$536.2M0.02%+386,582+3.0%Added
Vanguard Group Inc12,073,483$481.1M0.01%+25,361+0.2%Added
ARK Investment Management LLCSuperinvestorARK Invest11,972,702$477.1M1.15%−1,620,280−11.9%Reduced
Bamco Inc11,632,362$463.6M1.05%−115,757−1.0%Reduced
Capital International Investors7,644,076$304.6M0.07%+211,986+2.9%Added
Sumitomo Mitsui Trust Holdings, Inc.4,568,064$182.0M0.11%+110,102+2.5%Added
Nikko Asset Management Americas, Inc.4,571,350$178.3M0.77%+107,532+2.4%Added
State Street Corp4,146,973$165.3M0.01%+246,080+6.3%Added
Invesco Ltd.2,809,695$112.0M0.03%−61,758−2.2%Reduced
Dimensional Fund Advisors LP2,729,022$108.8M0.04%−608,309−18.2%Reduced
Silver Heights Capital Management Inc2,389,236$95.2M34.70%−21,180−0.9%Reduced
Geode Capital Management, LLC2,261,090$90.1M0.01%+91,094+4.2%Added
Goldman Sachs Group Inc2,157,816$86.0M0.02%+292,859+15.7%Added
Northern Trust Corp2,056,207$81.9M0.01%+20,470+1.0%Added
Van Berkom & Associates Inc.2,017,051$80.4M2.44%−214,106−9.6%Reduced
Clearbridge Investments, LLC1,859,653$74.1M0.05%−5,160−0.3%Reduced
Capital World Investors1,563,868$62.3M0.01%00.0%Unchanged
Bank of New York Mellon Corp1,298,345$51.7M0.01%+139,055+12.0%Added
Morgan Stanley1,077,149$42.9M0.01%+134,807+14.3%Added
Select Equity Group, L.P.1,073,703$42.8M0.14%+869,673+426.2%Added
Charles Schwab Investment Management Inc1,031,820$41.1M0.01%+90,064+9.6%Added
Pinnacle Associates Ltd990,463$39.5M0.73%−37,819−3.7%Reduced
Price T Rowe Associates Inc908,396$36.2M0.00%+122,749+15.6%Added
Nuveen Asset Management, LLC796,473$35.8M0.01%+2,994+0.4%Added
Dudley & Shanley, Inc.695,245$27.7M4.87%−16,450−2.3%Reduced
Parametric Portfolio Associates LLC539,627$21.5M0.01%+59,568+12.4%Added
Brown Advisory Inc513,182$20.4M0.03%+700.0%Added
Legal & General Group Plc485,204$19.3M0.01%+39,890+9.0%Added
FMR LLC483,128$19.3M0.00%+70,114+17.0%Added
D. E. Shaw & Co., Inc.469,452$18.7M0.02%+259,921+124.0%Added
Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna467,918$18.6M4.61%−45,400−8.8%Reduced
Principal Financial Group Inc466,954$18.6M0.01%+50,058+12.0%Added
Blair William & Co411,676$16.4M0.06%+43,987+12.0%Added
Norges Bank398,301$15.9M0.00%−247,030−38.3%Reduced
Rhumbline Advisers352,196$14.0M0.02%+23,855+7.3%Added
JPMorgan Chase & Co338,894$13.5M0.00%−171,265−33.6%Reduced
PKO Investment Management Joint-Stock Co337,544$13.5M1.61%−2,379−0.7%Reduced
Gamco Investors, Inc. Et Al320,600$12.8M0.11%−40,100−11.1%Reduced
Alliancebernstein L.P.299,264$11.9M0.00%+10,400+3.6%Added
Man Group plc298,635$11.9M0.04%+11,140+3.9%Added
American International Group, Inc.290,416$11.6M0.06%+16,243+5.9%Added
Voya Investment Management LLC274,530$10.9M0.02%+387+0.1%Added
California Public Employees Retirement System266,314$10.6M0.01%−3,081−1.1%Reduced
Swiss National Bank265,500$10.6M0.01%−900−0.3%Reduced
American Century Companies Inc257,019$10.2M0.01%+33,175+14.8%Added
Raymond James & Associates234,812$9.36M0.01%−687−0.3%Reduced
Bank of America Corp233,778$9.32M0.00%−27,063−10.4%Reduced
Manufacturers Life Insurance Company, The210,061$8.37M0.01%+16,533+8.5%Added
Ameriprise Financial Inc202,580$8.07M0.00%+10,904+5.7%Added
Raymond James Financial Services Advisors, Inc.199,985$7.97M0.02%−11,713−5.5%Reduced
Susquehanna International Group, LLP182,177$7.26M0.01%−93,041−33.8%Reduced
WealthTrust Axiom LLC175,370$6.99M2.37%−48,065−21.5%Reduced
Retirement Systems of Alabama170,831$6.81M0.03%+17,806+11.6%Added
California State Teachers Retirement System162,205$6.46M0.01%−2,494−1.5%Reduced
UBS Asset Management Americas Inc157,550$6.28M0.00%+2,338+1.5%Added
Victory Capital Management Inc153,704$6.13M0.01%−13,706−8.2%Reduced
Wells Fargo & Company153,106$6.10M0.00%+5,716+3.9%Added
Guggenheim Capital LLC147,103$5.86M0.04%+139,503+1,835.6%Added
Stifel Financial Corp142,150$5.67M0.01%+5,587+4.1%Added
Barclays PLC140,921$5.62M0.00%+49,738+54.5%Added
Deutsche Bank AG136,107$5.42M0.00%+46,989+52.7%Added
UBS Group AG127,062$5.06M0.00%−47,199−27.1%Reduced
Penserra Capital Management LLC126,977$5.06M0.10%−28,725−18.4%Reduced
Allianz Asset Management GmbH122,814$4.89M0.00%−11,395−8.5%Reduced
Credit Suisse AG122,747$4.89M0.00%+10,621+9.5%Added
Mutual of America Capital Management LLC116,158$4.63M0.05%+11,000+10.5%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys114,179$4.55M0.05%+20,483+21.9%Added
Alberta Investment Management Corp113,400$4.52M0.04%+113,400New
MetLife Investment Management103,934$4.14M0.04%+2,841+2.8%Added
ClariVest Asset Management LLC103,593$4.13M0.13%+103,593New
Citadel Advisors LLC101,889$4.06M0.00%+101,889New
Texas Permanent School Fund97,597$3.89M0.05%+10,062+11.5%Added
Russell Investments Group, Ltd.91,582$3.65M0.01%−11,205−10.9%Reduced
Amalgamated Bank89,816$3.58M0.03%−1,340−1.5%Reduced
Marshall Wace, LLP88,812$3.54M0.02%+88,812New
Rockefeller Capital Management L.P.87,866$3.50M0.02%+2,411+2.8%Added
Ensign Peak Advisors, Inc83,534$3.33M0.01%00.0%Unchanged
New York State Common Retirement Fund83,504$3.33M0.00%−19,987−19.3%Reduced
Renaissance Technologies LLC81,799$3.26M0.00%+81,799New
Tudor Investment Corp Et Al80,259$3.20M0.07%+80,259New
Ancora Advisors, LLC79,341$3.16M0.08%−3,394−4.1%Reduced
Advisors Asset Management, Inc.76,962$3.07M0.05%+19,746+34.5%Added
Cetera Advisor Networks LLC75,825$3.02M0.04%+5,350+7.6%Added
BNP Paribas Arbitrage, SA75,406$3.00M0.01%+7,821+11.6%Added
Gabelli Funds LLC75,000$2.99M0.02%00.0%Unchanged
New York State Teachers Retirement System68,925$2.75M0.01%+7,426+12.1%Added
Strong Tower Advisory Services71,073$2.74M1.60%+71,073New
State of New Jersey Common Pension Fund D67,717$2.70M0.01%−1,292−1.9%Reduced
Squarepoint Ops LLC67,016$2.67M0.02%+67,016New
Riggs Asset Managment Co. Inc.65,794$2.62M0.79%+290+0.4%Added
NN Investment Partners Holdings N.V.64,767$2.58M0.01%+160+0.2%Added
First Trust Advisors LP64,724$2.58M0.00%−31,582−32.8%Reduced
Eaton Vance Management66,366$2.47M0.00%−120.0%Reduced
Great West Life Assurance Co61,169$2.46M0.01%+15,593+34.2%Added
Fernwood Investment Management, LLC61,375$2.45M0.84%00.0%Unchanged
Comerica Bank59,926$2.43M0.01%−4,700−7.3%Reduced
SG Americas Securities, LLC59,790$2.38M0.01%+17,336+40.8%Added
Janney Montgomery Scott LLC57,819$2.30M0.01%+34+0.1%Added
La Financiere de L'Echiquier56,796$2.26M0.08%+7,700+15.7%Added
Capital International Inc56,508$2.25M0.02%00.0%Unchanged