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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; 484 institutions reported holding it in 13F filings for Q2 2026, worth $5.01B in total; ARK Invest is the only superinvestor holding it.

Q1 2025 vs. Q4 2024

How the institutions holding Iridium Communications Inc. changed between Q4 2024 and Q1 2025.

All holders in Q1 2025All holders in Q4 2024

13F holders of IRDM: Q4 2024 compared with Q1 2025
MeasureQ4 2024Of which not filed for Q1 2025Q1 2025Change
Holders3493351+5
Shares100.2M599.7K104.0M+4.41M (+4.4%)
Value$2.91B$17.4M$2.84B−$48.9M (−1.7%)

3 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (51)

Institutions that held Iridium Communications Inc. at the end of Q1 2025 but not at the end of Q4 2024.

Institutions new to IRDM in Q1 2025
InstitutionSharesValue% of portfolio
Nuveen, LLC576,970$15.8M0.00%
Twinbeech Capital LP277,022$7.57M0.14%
Jupiter Asset Management Ltd257,689$7.04M0.07%
Edgestream Partners, L.P.104,462$2.85M0.10%
Bridgewater Associates, LP81,731$2.23M0.01%
Two Sigma Investments, LP61,437$1.68M0.00%
Tudor Investment Corp Et Al57,613$1.57M0.01%
Virginia Retirement Systems Et Al56,000$1.53M0.01%
Sciencast Management LP50,389$1.38M0.32%
Campbell & CO Investment Adviser LLC38,048$1.04M0.08%
Bayesian Capital Management, LP27,900$762.2K0.13%
Scientech Research LLC26,016$710.8K0.19%
Wellington Shields Capital Management, LLC24,600$672.1K0.12%
Hillsdale Investment Management Inc.19,900$543.7K0.03%
Universal- Beteiligungs- und Servicegesellschaft mbH17,125$467.9K0.00%
111 Capital16,727$457.0K0.09%
Caption Management, LLC16,000$437.1K0.02%
Avanza Fonder AB15,312$413.9K0.01%
AdvisorShares Investments LLC14,600$398.9K0.08%
Alps Advisors Inc13,000$355.2K0.00%
Oxford Asset Management LLP11,356$310.2K0.14%
Catalyst Funds Management Pty Ltd10,880$297.2K0.08%
Integrated Advisors Network LLC10,837$296.1K0.01%
Wellington Shields & Co., LLC10,500$286.9K0.09%
Truist Financial Corp10,203$278.7K0.00%
Cambridge Investment Research Advisors, Inc.9,031$247.0K0.00%
Cetera Investment Advisers8,714$238.1K0.00%
Entropy Technologies, LP8,684$237.2K0.02%
Gsa Capital Partners LLP8,683$237.0K0.02%
United Services Automobile Association7,927$218.3K0.01%
Picton Mahoney Asset Management7,839$214.0K0.01%
Allianz Asset Management GmbH7,494$204.7K0.00%
Occudo Quantitative Strategies LP7,352$202.5K0.03%
OP Asset Management Ltd4,440$121.3K0.00%
Coldstream Capital Management Inc4,180$114.2K0.00%
Salomon & Ludwin, LLC4,000$109.3K0.01%
Clear Street Markets LLC2,648$72.3K0.05%
Cooksen Wealth, LLC1,800$47.1K0.05%
Boston Private Wealth LLC1,091$29.8K0.00%
Hazlett, Burt & Watson, Inc.600$16.0K0.01%
Marshall Investment Management, LLC518$14.1K0.01%
Caitong International Asset Management Co., Ltd305$8.33K0.01%
South State Corp.140$3.83K0.00%
Sittner & Nelson, LLC100$2.73K0.00%
Atlantic Trust, LLC66$1.80K0.00%
Hantz Financial Services, Inc.19$1.00K0.00%
Sierra Ocean, LLC33$9020.00%
Clearstead Advisors, LLC24$6590.00%
SJS Investment Consulting Inc.21$5740.00%
HFM Investment Advisors, LLC6$1640.00%
Bay Harbor Wealth Management, LLC2$540.00%

Sold out (46)

Institutions that held Iridium Communications Inc. at the end of Q4 2024 and filed for Q1 2025 without it.

Institutions that sold out of IRDM in Q1 2025
InstitutionShares, Q4 2024Value, Q4 2024
Balyasny Asset Management LLC206,774$6.00M
Winton Group Ltd160,291$4.65M
Weiss Asset Management LP153,070$4.44M
Alberta Investment Management Corp96,160$2.79M
Pinebridge Investments, L.P.64,935$1.88M
Walleye Capital LLC40,128$1.16M
Quantbot Technologies LP33,454$970.8K
Y-Intercept (Hong Kong) Ltd32,793$951.7K
Advisors Preferred, LLC28,601$845.7K
Main Management ETF Advisors, LLC27,768$806.0K
Ieq Capital, LLC18,540$538.0K
Savant Capital, LLC17,471$507.0K
Fieldview Capital Management, LLC16,673$483.9K
Nomura Holdings Inc15,106$438.4K
Congress Wealth Management LLC15,100$438.2K
Diversified Trust Co13,293$385.8K
IFM Investors Pty Ltd12,922$375.0K
Prelude Capital Management, LLC12,821$372.1K
Main Street Financial Solutions, LLC11,724$340.2K
Connable Office Inc11,559$335.4K
Jaffetilchin Investment Partners, LLC10,788$313.1K
Virtu Financial LLC10,341$300.0K
Zacks Investment Management9,756$283.1K
Bridgefront Capital, LLC9,699$281.5K
Total Wealth Planning & Management, Inc.9,418$273.3K
Boothbay Fund Management, LLC8,875$257.6K
Cornercap Investment Counsel Inc8,476$246.0K
Envestnet Asset Management Inc7,749$224.9K
Captrust Financial Advisors7,589$220.2K
Walleye Trading LLC7,444$216.0K
Claret Asset Management Corp7,300$212.0K
Quantessence Capital LLC7,233$209.9K
Inspire Advisors, LLC7,224$209.6K
Vontobel Holding Ltd.7,073$205.3K
Natixis5,054$146.7K
ORG Partners LLC3,967$115.1K
Annis Gardner Whiting Capital Advisors, LLC282$8.18K
POM Investment Strategies, LLC206$5.98K
LGT Financial Advisors LLC99$2.87K
Colonial Trust Co84$2.44K
WealthTrak Capital Management LLC10$291
Transce3nd, LLC9$267
Old Second National Bank of Aurora9$261
Kohmann Bosshard Financial Services, LLC6$174
Modus Advisors, LLC6$174
Proequities, Inc.2$58

Not filed for Q1 2025 yet (3)

Institutions that held Iridium Communications Inc. at the end of Q4 2024 and haven't filed a 13F for Q1 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding IRDM in Q4 2024 that haven't filed for Q1 2025
InstitutionShares, Q4 2024Value, Q4 2024
Nuveen Asset Management, LLC590,023$17.1M
Chesapeake Capital Corp7,037$204.2K
Global Retirement Partners, LLC2,652$77.0K