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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 2025

Institutional positions in Iridium Communications Inc. as of Sep 30, 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
324
−5 vs. Q2 2025
Shares held
101.5M
+532.3K (+0.5%) vs. Q2 2025
Total value
$1.79B
−$1.26B (−41.3%) vs. Q2 2025
New holders
62
117 more added
Sold out
67
112 more reduced

3 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: 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 2025: 324 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 2025: $1.79B
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 2025

Shares, value and share of portfolio for each institution holding Iridium Communications Inc.; share changes are against Q2 2025.

Institutions holding IRDM in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Securian Asset Management, Inc7,947$138.8K0.00%−219−2.7%Reduced
Vestcor Inc9,194$161.0K0.00%+9,194New
Federated Hermes, Inc.9,638$168.3K0.00%−668−6.5%Reduced
LSV Asset Management9,800$171.0K0.00%+9,800New
Cim Investment Mangement Inc10,038$175.3K0.05%−10,811−51.9%Reduced
Envestnet Asset Management Inc10,088$176.1K0.00%+10,088New
Prudential Financial Inc10,448$182.4K0.00%−60−0.6%Reduced
Caxton Associates LLP10,567$184.5K0.01%+10,567New
Leonteq Securities AG10,737$187.5K0.01%+4,740+79.0%Added
Summit Trail Advisors, LLC10,774$188.1K0.00%+10,774New
Empowered Funds, LLC10,872$189.8K0.00%−23,042−67.9%Reduced
CBOE Vest Financial, LLC11,316$197.6K0.00%+11,316New
Public Employees Retirement Association of Colorado11,527$201.0K0.00%00.0%Unchanged
Deutsche Bank AG11,550$201.7K0.00%−25−0.2%Reduced
State of Alaska, Department of Revenue11,600$202.0K0.00%−535−4.4%Reduced
Xponance, Inc.11,915$208.0K0.00%−285−2.3%Reduced
Lazard Asset Management LLC12,000$209.5K0.00%00.0%Unchanged
Values First Advisors, Inc.12,193$212.9K0.11%−187−1.5%Reduced
Cetera Investment Advisers12,214$213.3K0.00%+2,108+20.9%Added
Polymer Capital Management (US) LLC12,227$213.5K0.03%+12,227New
New Age Alpha Advisors, LLC12,339$215.4K0.01%−4,508−26.8%Reduced
Wells Fargo & Company12,702$221.8K0.00%−2,335−15.5%Reduced
Teacher Retirement System of Texas12,813$223.7K0.00%−9,720−43.1%Reduced
Janney Montgomery Scott LLC12,882$225.0K0.00%−16,159−55.6%Reduced
Farringdon Capital, Ltd.13,580$237.1K0.06%−1,140−7.7%Reduced
EntryPoint Capital, LLC13,687$239.0K0.09%+13,687New
Bayforest Capital Ltd14,199$247.9K0.12%+14,199New
Pictet Asset Management Holding SA14,218$248.2K0.00%00.0%Unchanged
Prelude Capital Management, LLC14,455$252.4K0.02%+14,455New
Bank of Montreal14,504$253.2K0.00%−1,818−11.1%Reduced
Simplex Trading, LLC15,516$270.0K0.01%+15,516New
Wealth Effects LLC15,612$272.6K0.09%−6,495−29.4%Reduced
Bank of Nova Scotia16,350$285.5K0.00%+1,551+10.5%Added
Toroso Investments, LLC16,388$286.1K0.00%−1,112−6.4%Reduced
Change Path, LLC16,450$287.2K0.01%−49−0.3%Reduced
Two Sigma Securities, LLC16,794$293.2K0.04%−32−0.2%Reduced
IFS Group,LLC16,728$295.1K0.26%+16,728New
McDonald Partners LLC17,950$313.4K0.09%00.0%Unchanged
Mirae Asset Global ETFs Holdings Ltd.18,358$320.5K0.00%−2,494−12.0%Reduced
HighTower Advisors, LLC18,988$331.5K0.00%−2,531−11.8%Reduced
AdvisorShares Investments LLC19,019$332.1K0.05%+3,559+23.0%Added
Scientech Research LLC19,549$341.3K0.12%+3,640+22.9%Added
Cresset Asset Management, LLC19,704$344.0K0.00%+196+1.0%Added
Ameritas Investment Partners, Inc.19,891$347.3K0.01%−1,109−5.3%Reduced
Atom Investors LP20,035$349.8K0.03%+12,721+173.9%Added
KLP Kapitalforvaltning AS21,000$366.7K0.00%−10,200−32.7%Reduced
Oregon Public Employees Retirement Fund21,336$372.5K0.00%−800−3.6%Reduced
Quest Partners LLC21,354$372.8K0.02%+11,422+115.0%Added
Versor Investments LP21,400$373.6K0.07%−4,378−17.0%Reduced
Franklin Resources Inc21,534$376.0K0.00%−1,809−7.7%Reduced
Quantbot Technologies LP22,006$384.2K0.01%+22,006New
Headlands Technologies LLC22,036$384.7K0.03%+22,036New
Ensign Peak Advisors, Inc23,119$403.7K0.00%−15,700−40.4%Reduced
Horizon Investments, LLC23,217$405.4K0.01%+23,217New
Northwestern Mutual Investment Management Company, LLC23,653$413.0K0.01%−496−2.1%Reduced
Commonwealth Equity Services, LLC24,323$425.0K0.00%+8,011+49.1%Added
State of Michigan Retirement System25,259$441.0K0.00%−700−2.7%Reduced
IMC-Chicago, LLC25,309$441.9K0.01%+25,309New
New Mexico Educational Retirement Board25,700$449.0K0.01%00.0%Unchanged
Creative Planning25,941$452.9K0.00%−1,379−5.0%Reduced
Hancock Whitney Corp26,849$468.8K0.01%−3,844−12.5%Reduced
HSBC Holdings PLC27,091$471.2K0.00%−56,510−67.6%Reduced
DRW Securities, LLC26,808$479.6K0.02%+26,808New
Mackenzie Financial Corp27,809$485.5K0.00%+5,162+22.8%Added
Arizona State Retirement System28,799$502.8K0.00%+261+0.9%Added
CWM Advisors, LLC29,107$508.2K0.05%−16,382−36.0%Reduced
Louisiana State Employees Retirement System29,500$515.1K0.01%−900−3.0%Reduced
Axq Capital, LP29,911$522.2K0.20%+29,911New
Cullen Investment Group, Ltd.28,472$534.1K0.07%−2,123−6.9%Reduced
Public Employees Retirement System of Ohio30,937$540.2K0.00%−258−0.8%Reduced
Boothbay Fund Management, LLC31,697$553.4K0.01%+31,697New
Campbell & CO Investment Adviser LLC31,703$553.5K0.04%+31,703New
Bayesian Capital Management, LP31,800$555.2K0.11%+31,800New
State of Tennessee, Treasury Department32,943$575.2K0.00%−4,000−10.8%Reduced
Yousif Capital Management, LLC33,276$581.0K0.01%−2,926−8.1%Reduced
Marex Group plc33,643$587.4K0.01%+33,643New
Gilliland Jeter Wealth Management LLC33,882$591.6K0.18%−2,679−7.3%Reduced
Quantinno Capital Management LP34,011$593.8K0.00%+18,812+123.8%Added
Numerai GP LLC34,262$598.2K0.08%+34,262New
Thrivent Financial for Lutherans36,479$637.0K0.00%−77,405−68.0%Reduced
Canal Insurance CO40,000$698.0K0.15%+20,000+100.0%Added
Entropy Technologies, LP40,276$703.2K0.05%+24,083+148.7%Added
Teachers Retirement System of the State of Kentucky40,307$704.0K0.01%00.0%Unchanged
Graham Capital Management, L.P.41,369$722.3K0.03%+5,100+14.1%Added
Treasurer of the State of North Carolina41,842$731.0K0.00%−2,469−5.6%Reduced
WealthTrust Axiom LLC41,965$732.7K0.20%−3,394−7.5%Reduced
Police & Firemen's Retirement System of New Jersey42,460$741.4K0.01%+6,462+18.0%Added
Janus Henderson Group PLC44,739$780.9K0.00%00.0%Unchanged
SEI Investments Co45,338$791.6K0.00%−143,726−76.0%Reduced
Comerica Bank46,595$813.5K0.00%+16,705+55.9%Added
Amalgamated Bank48,193$841.0K0.01%−667−1.4%Reduced
Mutual of America Capital Management LLC49,007$855.7K0.01%−4,783−8.9%Reduced
New York State Common Retirement Fund49,542$865.0K0.00%−660−1.3%Reduced
Pathstone Holdings, LLC49,561$865.3K0.00%−464−0.9%Reduced
Lecap Asset Management Ltd51,157$893.2K0.31%+51,157New
Icon Advisers Inc51,567$900.4K0.20%+51,567New
D. E. Shaw & Co., Inc.51,862$905.5K0.00%+15,849+44.0%Added
Dynamic Technology Lab Private Ltd52,304$913.0K0.15%+52,304New
LPL Financial LLC52,528$917.1K0.00%−6,137−10.5%Reduced
Universal- Beteiligungs- und Servicegesellschaft mbH52,830$922.4K0.00%+40,205+318.5%Added