Skip to main content

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 2024

Institutional positions in Iridium Communications Inc. as of Dec 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
349
−2 vs. Q3 2024
Shares held
100.2M
+2.58M (+2.6%) vs. Q3 2024
Total value
$2.91B
−$73.2M (−2.5%) vs. Q3 2024
New holders
48
131 more added
Sold out
50
125 more reduced

2 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2024: 349 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 2024: $2.91B
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 2024

Shares, value and share of portfolio for each institution holding Iridium Communications Inc.; share changes are against Q3 2024.

Institutions holding IRDM in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Quest Partners LLC6,820$197.9K0.03%−7,057−50.9%Reduced
QRG Capital Management, Inc.7,022$203.8K0.00%−404−5.4%Reduced
Chesapeake Capital Corp7,037$204.2K0.21%+7,037New
Vontobel Holding Ltd.7,073$205.3K0.00%−6,084−46.2%Reduced
Quarry LP7,100$206.0K0.04%+6,618+1,373.0%Added
Prudential Financial Inc7,359$208.3K0.00%−1,172−13.7%Reduced
Shell Asset Management Co7,196$209.0K0.01%00.0%Unchanged
Inspire Advisors, LLC7,224$209.6K0.03%−269−3.6%Reduced
Quantessence Capital LLC7,233$209.9K0.09%+7,233New
Claret Asset Management Corp7,300$212.0K0.03%+51+0.7%Added
Walleye Trading LLC7,444$216.0K0.00%+7,444New
Captrust Financial Advisors7,589$220.2K0.00%+160+2.2%Added
Envestnet Asset Management Inc7,749$224.9K0.00%−12,002−60.8%Reduced
Two Sigma Advisers, LP8,100$235.1K0.00%+500+6.6%Added
Independent Financial Group, LLC8,200$238.0K0.01%00.0%Unchanged
M&T Bank Corp8,321$241.3K0.00%+1,010+13.8%Added
Tower Research Capital LLC (TRC)8,365$242.8K0.00%+3,949+89.4%Added
Cornercap Investment Counsel Inc8,476$246.0K0.08%00.0%Unchanged
State of Wyoming8,531$247.6K0.03%−7,717−47.5%Reduced
Securian Asset Management, Inc8,606$249.7K0.01%−599−6.5%Reduced
New Age Alpha Advisors, LLC8,712$252.8K0.01%+8,712New
Boothbay Fund Management, LLC8,875$257.6K0.01%+8,875New
Total Wealth Planning & Management, Inc.9,418$273.3K0.27%+9,418New
Bridgefront Capital, LLC9,699$281.5K0.09%+2,411+33.1%Added
Zacks Investment Management9,756$283.1K0.00%−143,715−93.6%Reduced
Vident Advisory, LLC9,825$285.1K0.01%−7,441−43.1%Reduced
US Bancorp9,939$288.4K0.00%+117+1.2%Added
Caas Capital Management LP10,000$290.2K0.24%00.0%Unchanged
Panagora Asset Management Inc10,327$299.7K0.00%+543+5.5%Added
Virtu Financial LLC10,341$300.0K0.02%+10,341New
Cim Investment Mangement Inc10,633$308.6K0.09%00.0%Unchanged
Elo Mutual Pension Insurance Co10,676$309.8K0.01%+10,676New
Jaffetilchin Investment Partners, LLC10,788$313.1K0.02%+2,901+36.8%Added
Dark Forest Capital Management LP10,813$313.8K0.05%−5,873−35.2%Reduced
Gabelli Funds LLC11,000$319.2K0.00%00.0%Unchanged
Mariner, LLC11,005$319.4K0.00%+1,897+20.8%Added
Hancock Whitney Corp11,173$324.2K0.01%+11,173New
Public Employees Retirement Association of Colorado11,527$335.0K0.00%00.0%Unchanged
Connable Office Inc11,559$335.4K0.03%00.0%Unchanged
Main Street Financial Solutions, LLC11,724$340.2K0.03%−222−1.9%Reduced
Ballentine Partners, LLC11,731$340.4K0.01%+750+6.8%Added
Quantinno Capital Management LP11,867$344.4K0.00%+2,319+24.3%Added
Advisors Asset Management, Inc.12,188$353.7K0.01%−2,617−17.7%Reduced
Bank of Nova Scotia12,254$355.6K0.00%+12,254New
Values First Advisors, Inc.12,259$355.8K0.20%−1,422−10.4%Reduced
Resona Asset Management Co.,Ltd.12,342$358.2K0.00%+12,342New
Federated Hermes, Inc.12,379$359.2K0.00%−984−7.4%Reduced
Marshall Wace, LLP12,576$365.0K0.00%+2,565+25.6%Added
Versor Investments LP12,802$371.5K0.06%−37,000−74.3%Reduced
Prelude Capital Management, LLC12,821$372.1K0.03%+12,821New
IFM Investors Pty Ltd12,922$375.0K0.00%−480−3.6%Reduced
State of Alaska, Department of Revenue12,980$376.0K0.00%−770−5.6%Reduced
Diversified Trust Co13,293$385.8K0.01%−14,731−52.6%Reduced
JustInvest LLC13,824$401.2K0.01%−852−5.8%Reduced
Xponance, Inc.13,874$402.6K0.00%+280+2.1%Added
Natixis Advisors, L.P.14,204$412.0K0.00%−1,286−8.3%Reduced
Janney Montgomery Scott LLC14,330$416.0K0.00%−819−5.4%Reduced
CWM, LLC14,752$428.0K0.00%+205+1.4%Added
Pictet Asset Management Holding SA14,924$433.1K0.00%+1,656+12.5%Added
Congress Wealth Management LLC15,100$438.2K0.01%+15,100New
Nomura Holdings Inc15,106$438.4K0.00%+15,106New
EntryPoint Capital, LLC15,330$444.9K0.19%+600+4.1%Added
Change Path, LLC15,544$451.1K0.01%−2,149−12.1%Reduced
Renaissance Technologies LLC16,030$465.2K0.00%−106,269−86.9%Reduced
Fieldview Capital Management, LLC16,673$483.9K0.07%+16,673New
Stifel Financial Corp16,785$487.1K0.00%+1,495+9.8%Added
Wealth Effects LLC17,002$493.4K0.18%−498−2.8%Reduced
McDonald Partners LLC17,225$499.9K0.13%+200+1.2%Added
Savant Capital, LLC17,471$507.0K0.00%−10.0%Reduced
Jain Global LLC17,529$508.7K0.02%+17,529New
Ieq Capital, LLC18,540$538.0K0.01%+4,172+29.0%Added
Wells Fargo & Company19,038$552.5K0.00%+12,065+173.0%Added
Commonwealth Equity Services, LLC19,060$553.0K0.00%+729+4.0%Added
Nisa Investment Advisors, LLC19,123$554.9K0.00%−1,100−5.4%Reduced
Cresset Asset Management, LLC19,656$570.4K0.00%−8,089−29.2%Reduced
Sit Investment Associates Inc19,900$577.0K0.01%−47,300−70.4%Reduced
KLP Kapitalforvaltning AS21,000$609.4K0.00%+21,000New
Toroso Investments, LLC21,031$610.3K0.01%+21,031New
XTX Topco Ltd21,634$627.8K0.05%−7,014−24.5%Reduced
Centiva Capital, LP21,831$633.5K0.02%+21,831New
Guggenheim Capital LLC21,941$636.7K0.01%+6,883+45.7%Added
Franklin Resources Inc22,300$647.1K0.00%−120,749−84.4%Reduced
Lecap Asset Management Ltd22,302$647.2K0.18%−4,285−16.1%Reduced
Bank of Montreal22,608$656.1K0.00%+1,065+4.9%Added
Ameritas Investment Partners, Inc.22,803$661.7K0.02%−1,485−6.1%Reduced
Oregon Public Employees Retirement Fund23,136$671.4K0.01%−1,000−4.1%Reduced
Sherbrooke Park Advisers LLC23,139$671.5K0.21%+23,139New
Ofi Invest Asset Management24,000$672.6K0.02%+24,000New
Graham Capital Management, L.P.23,453$680.6K0.02%−34,326−59.4%Reduced
Russell Investments Group, Ltd.23,535$683.0K0.00%−173,374−88.0%Reduced
Susquehanna International Group, LLP23,817$691.2K0.00%−28,353−54.3%Reduced
Mirae Asset Global ETFs Holdings Ltd.23,883$693.1K0.00%−1,606−6.3%Reduced
Wealth Enhancement Advisory Services, LLC24,157$701.0K0.00%+1,300+5.7%Added
Northwestern Mutual Investment Management Company, LLC25,302$734.3K0.02%−963−3.7%Reduced
New Mexico Educational Retirement Board25,700$746.0K0.03%00.0%Unchanged
Malaga Cove Capital, LLC25,948$753.0K0.30%−2,684−9.4%Reduced
State of Michigan Retirement System26,959$782.4K0.00%−1,100−3.9%Reduced
HighTower Advisors, LLC27,216$789.8K0.00%−1,691−5.8%Reduced
Main Management ETF Advisors, LLC27,768$806.0K0.04%−2,496−8.2%Reduced
Squarepoint Ops LLC28,647$831.3K0.00%+703+2.5%Added