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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, Q2 2023

Institutional positions in Iridium Communications Inc. as of Jun 30, 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
392
+20 vs. Q1 2023
Shares held
103.1M
−3.07M (−2.9%) vs. Q1 2023
Total value
$6.40B
−$193.0M (−2.9%) vs. Q1 2023
New holders
54
138 more added
Sold out
34
132 more reduced

1 institution that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2023: 392 institutions
Q1 2021: 301 institutionsQ2 2021: 279 institutionsQ3 2021: 310 institutionsQ4 2021: 309 institutionsQ1 2022: 311 institutionsQ2 2022: 310 institutionsQ3 2022: 331 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 heldQ2 2023: $6.40B
Q1 2021: $4.48BQ2 2021: $4.52BQ3 2021: $4.56BQ4 2021: $4.77BQ1 2022: $4.41BQ2 2022: $4.09BQ3 2022: $4.73BQ4 2022: $5.37BQ1 2023: $6.60BQ2 2023: $6.40BQ3 2023: $4.64BQ4 2023: $4.31BQ1 2024: $2.82BQ2 2024: $2.72BQ3 2024: $3.02BQ4 2024: $2.91BQ1 2025: $2.86BQ2 2025: $3.07BQ3 2025: $1.80BQ4 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$1.80B
Q2 2025332$3.07B
Q1 2025351$2.86B
Q4 2024349$2.91B
Q3 2024353$3.02B
Q2 2024344$2.72B
Q1 2024330$2.82B
Q4 2023347$4.31B
Q3 2023361$4.64B
Q2 2023392$6.40B
Q1 2023373$6.60B
Q4 2022365$5.37B
Q3 2022331$4.73B
Q2 2022310$4.09B
Q1 2022311$4.41B
Q4 2021309$4.77B
Q3 2021310$4.56B
Q2 2021279$4.52B
Q1 2021301$4.48B

Institutions, Q2 2023

Shares, value and share of portfolio for each institution holding Iridium Communications Inc.; share changes are against Q1 2023.

Institutions holding IRDM in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Bamco Inc14,524,499$902.3M2.50%+84,052+0.6%Added
Vanguard Group Inc12,019,496$746.7M0.02%−534,636−4.3%Reduced
BlackRock Inc.11,614,822$721.5M0.02%−2,444,338−17.4%Reduced
Capital International Investors7,735,256$480.5M0.12%+1,1120.0%Added
State Street Corp4,029,363$250.3M0.01%−782,281−16.3%Reduced
Silver Heights Capital Management Inc2,428,324$150.8M47.52%−1,919−0.1%Reduced
Clearbridge Investments, LLC2,064,085$128.2M0.12%+7,262+0.4%Added
Dimensional Fund Advisors LP2,052,113$127.5M0.04%−50,217−2.4%Reduced
Geode Capital Management, LLC1,991,613$123.7M0.01%−515,777−20.6%Reduced
Invesco Ltd.1,984,919$123.3M0.03%−102,378−4.9%Reduced
Capital World Investors1,563,868$97.1M0.02%00.0%Unchanged
ARK Investment Management LLCSuperinvestorARK Invest1,548,046$96.2M0.64%+95,394+6.6%Added
Morgan Stanley1,406,925$87.4M0.01%−16,398−1.2%Reduced
Northern Trust Corp1,380,589$85.8M0.02%−523,769−27.5%Reduced
Van Berkom & Associates Inc.1,307,493$81.2M2.95%−44,961−3.3%Reduced
Norges Bank1,282,563$79.7M0.02%+76,122+6.3%Added
Charles Schwab Investment Management Inc1,235,986$76.8M0.02%−270,242−17.9%Reduced
Millennium Management LLC1,211,847$75.3M0.08%+768,776+173.5%Added
Price T Rowe Associates Inc1,200,538$74.6M0.01%+20,061+1.7%Added
Bank of New York Mellon Corp1,192,033$74.0M0.02%−106,447−8.2%Reduced
Citadel Advisors LLC1,002,765$62.3M0.07%−233,388−18.9%Reduced
Driehaus Capital Management LLC997,045$61.9M0.78%+182,409+22.4%Added
Sumitomo Mitsui Trust Holdings, Inc.935,897$58.1M0.05%+232,561+33.1%Added
Nikko Asset Management Americas, Inc.935,897$58.1M0.61%+232,561+33.1%Added
D. E. Shaw & Co., Inc.873,502$54.3M0.08%+351,128+67.2%Added
Susquehanna International Group, LLP807,131$50.1M0.08%+748,140+1,268.2%Added
Pinnacle Associates Ltd734,244$45.6M0.79%−24,847−3.3%Reduced
Nuveen Asset Management, LLC706,863$43.9M0.02%−142,799−16.8%Reduced
ArrowMark Colorado Holdings LLC695,307$43.2M0.47%+501,581+258.9%Added
Macquarie Group Ltd641,644$39.9M0.05%+19,240+3.1%Added
Bank of Montreal581,645$36.2M0.01%+555,357+2,112.6%Added
Legal & General Group Plc570,355$35.4M0.01%+17,477+3.2%Added
Dudley & Shanley, Inc.519,565$32.3M5.83%+35,000+7.2%Added
Brown Advisory Inc515,016$32.0M0.05%−5,000−1.0%Reduced
Principal Financial Group Inc492,965$30.6M0.02%−5,534−1.1%Reduced
Voya Investment Management LLC492,338$30.6M0.03%+135,356+37.9%Added
JPMorgan Chase & Co466,788$29.0M0.00%−80,590−14.7%Reduced
Blair William & Co443,647$27.6M0.10%+6,317+1.4%Added
Renaissance Technologies LLC438,899$27.3M0.04%−173,400−28.3%Reduced
Summit Partners Public Asset Management, LLC399,111$24.8M1.26%+215,177+117.0%Added
Rhumbline Advisers388,977$24.2M0.03%−8,895−2.2%Reduced
Assenagon Asset Management S.A.375,763$23.3M0.09%+337,208+874.6%Added
Select Equity Group, L.P.362,351$22.5M0.08%−668,353−64.8%Reduced
FMR LLC348,387$21.6M0.00%−1,386,637−79.9%Reduced
Raymond James & Associates324,681$20.2M0.02%+9,754+3.1%Added
Bank of America Corp318,071$19.8M0.00%+69,632+28.0%Added
Retirement Systems of Alabama313,677$19.5M0.09%−1,890−0.6%Reduced
Braun Stacey Associates Inc297,179$18.5M0.86%−141,035−32.2%Reduced
HRT Financial LP279,763$17.4M0.16%+279,763New
Putnam Investments LLC273,632$17.0M0.03%+562+0.2%Added
SG Capital Management LLC270,193$16.8M6.89%+70,509+35.3%Added
Goldman Sachs Group Inc262,745$16.3M0.00%−772,888−74.6%Reduced
Man Group plc262,343$16.3M0.05%––
Nicholas Investment Partners, LP259,622$16.1M1.10%+44,968+20.9%Added
Arrowstreet Capital, Limited Partnership259,031$16.1M0.02%+99,421+62.3%Added
Raymond James Financial Services Advisors, Inc.257,057$16.0M0.03%+3,803+1.5%Added
Deutsche Bank AG253,974$15.8M0.01%−57,775−18.5%Reduced
California Public Employees Retirement System253,678$15.8M0.01%−21,616−7.9%Reduced
Swiss National Bank248,100$15.4M0.01%+4,000+1.6%Added
Intrinsic Edge Capital Management LLC237,803$14.8M1.15%+97,803+69.9%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys234,332$14.6M0.11%+20,032+9.3%Added
UBS Asset Management Americas Inc221,706$13.7M0.01%00.0%Unchanged
Cubist Systematic Strategies, LLC217,766$13.5M0.15%+151,249+227.4%Added
Balyasny Asset Management LLC205,537$12.8M0.04%+205,537New
New York State Common Retirement Fund200,889$12.5M0.02%+56,337+39.0%Added
Jane Street Group, LLC194,850$12.1M0.02%+194,850New
American International Group, Inc.191,052$11.9M0.07%−61,901−24.5%Reduced
Ameriprise Financial Inc173,016$10.7M0.00%−23,929−12.2%Reduced
Credit Suisse AG169,640$10.5M0.01%+33,735+24.8%Added
Alliancebernstein L.P.168,873$10.5M0.00%−118,120−41.2%Reduced
Amundi165,306$10.2M0.01%−9,899−5.6%Reduced
State of Wisconsin Investment Board157,282$9.77M0.03%+3,961+2.6%Added
First Trust Advisors LP146,308$9.09M0.01%+38,725+36.0%Added
Guggenheim Capital LLC144,705$8.99M0.07%−7,855−5.1%Reduced
California State Teachers Retirement System142,089$8.83M0.01%−3,774−2.6%Reduced
Connor, Clark & Lunn Investment Management Ltd.134,909$8.38M0.04%+12,001+9.8%Added
Engineers Gate Manager LP132,983$8.26M0.31%+47,159+54.9%Added
Axiom Investors LLC128,095$7.96M0.12%+5,775+4.7%Added
New York State Teachers Retirement System114,826$7.13M0.02%+330.0%Added
AQR Capital Management LLC114,200$7.08M0.02%+63,924+127.1%Added
Castleark Management LLC112,770$7.01M0.32%+12,480+12.4%Added
Texas Permanent School Fund110,874$6.89M0.06%−1,803−1.6%Reduced
Bessemer Group Inc110,141$6.84M0.01%+109,891+43,956.4%Added
Resolute Capital Asset Partners LLC110,000$6.83M4.86%+20,000+22.2%Added
UBS Group AG109,703$6.81M0.00%−24,065−18.0%Reduced
Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna108,433$6.74M3.22%+895+0.8%Added
Ergoteles LLC105,663$6.56M0.31%+82,978+365.8%Added
Picton Mahoney Asset Management104,021$6.46M0.32%+16,651+19.1%Added
Baird Financial Group, Inc.101,680$6.32M0.02%+94,874+1,394.0%Added
WealthTrust Axiom LLC96,778$6.01M1.99%−20,411−17.4%Reduced
American Century Companies Inc95,288$5.92M0.00%+4,621+5.1%Added
Voloridge Investment Management, LLC94,569$5.87M0.03%−47,211−33.3%Reduced
Manufacturers Life Insurance Company, The93,995$5.84M0.00%−49,417−34.5%Reduced
Cetera Advisor Networks LLC93,384$5.80M0.04%−1,011−1.1%Reduced
Algert Global LLC92,718$5.76M0.25%+16,734+22.0%Added
Mutual of America Capital Management LLC91,392$5.68M0.06%−75,317−45.2%Reduced
Envestnet Asset Management Inc91,167$5.66M0.00%+7,846+9.4%Added
Mackenzie Financial Corp91,164$5.60M0.01%−6,859−7.0%Reduced
Barclays PLC89,852$5.58M0.00%−15,322−14.6%Reduced
Amalgamated Bank89,769$5.58M0.05%+5,678+6.8%Added