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Livermore
ZHEN

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 2024 vs. Q4 2023

How the institutions holding Iridium Communications Inc. changed between Q4 2023 and Q1 2024.

All holders in Q1 2024All holders in Q4 2023

13F holders of IRDM: Q4 2023 compared with Q1 2024
MeasureQ4 2023Of which not filed for Q1 2024Q1 2024Change
Holders3472330−15
Shares103.2M111.6K103.5M+365.8K (+0.4%)
Value$4.25B$4.59M$2.71B−$1.53B (−36.1%)

2 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so the changes leave them out.

New holders (44)

Institutions that held Iridium Communications Inc. at the end of Q1 2024 but not at the end of Q4 2023.

Institutions new to IRDM in Q1 2024
InstitutionSharesValue% of portfolio
Assenagon Asset Management S.A.284,308$7.44M0.02%
Holocene Advisors, LP163,300$4.27M0.02%
Zacks Investment Management148,220$3.88M0.04%
Dynamic Technology Lab Private Ltd136,283$3.56M0.38%
Y-Intercept (Hong Kong) Ltd90,873$2.38M0.18%
Seven Eight Capital, LP85,392$2.23M0.23%
Cetera Investment Advisers74,132$1.94M0.00%
Campbell & CO Investment Adviser LLC68,693$1.80M0.15%
Toroso Investments, LLC62,171$1.63M0.03%
Graham Capital Management, L.P.44,564$1.17M0.03%
ING Groep NV41,000$1.07M0.01%
Capstone Investment Advisors, LLC34,915$913.4K0.02%
Point72 (DIFC) Ltd28,000$732.5K0.06%
Boothbay Fund Management, LLC25,563$668.7K0.02%
Sherbrooke Park Advisers LLC23,836$623.5K0.12%
Nebula Research & Development LLC22,636$592.2K0.13%
Oak Thistle LLC20,888$546.4K0.49%
Bayesian Capital Management, LP20,800$544.1K0.05%
Axq Capital, LP18,900$494.4K0.12%
XTX Topco Ltd16,495$431.5K0.06%
Jump Financial, LLC16,182$423.3K0.01%
Maverick Capital LtdSuperinvestorMaverick Capital16,149$422.5K0.01%
Systematic Portfolios LLC13,752$359.8K1.24%
Counterpoint Mutual Funds LLC10,698$279.9K0.07%
Ieq Capital, LLC10,300$269.4K0.00%
Walleye Trading LLC7,729$202.2K0.00%
Acadian Asset Management LLC1,136$29.0K0.00%
Fernwood Investment Management, LLC1,075$28.1K0.01%
Rise Advisors, LLC567$14.8K0.01%
CoreCap Advisors, LLC516$13.5K0.00%
Hillsdale Investment Management Inc.450$11.8K0.00%
Continuum Advisory, LLC381$11.5K0.00%
Riverview Trust Co388$10.2K0.01%
New Covenant Trust Company, N.A.328$8.58K0.01%
Larson Financial Group LLC303$7.93K0.00%
Twin Tree Management, LP217$5.68K0.00%
Nelson, Van Denburg & Campbell Wealth Management Group, LLC211$5.52K0.00%
Annis Gardner Whiting Capital Advisors, LLC151$3.95K0.00%
C M Bidwell & Associates Ltd141$3.69K0.00%
SRS Capital Advisors, Inc.100$2.62K0.00%
Front Row Advisors LLC80$2.10K0.00%
Jones Financial Companies LLLP65$1.70K0.00%
JJJ Advisors Inc.1$270.00%
MV Capital Management, Inc.1$270.00%

Sold out (59)

Institutions that held Iridium Communications Inc. at the end of Q4 2023 and filed for Q1 2024 without it.

Institutions that sold out of IRDM in Q1 2024
InstitutionShares, Q4 2023Value, Q4 2023
Capital International Investors7,403,313$304.7M
Cetera Advisor Networks LLC87,629$3.61M
ExodusPoint Capital Management, LP83,403$3.43M
Alaska Permanent Fund Corp73,135$3.01M
Redmond Asset Management, LLC54,439$2.24M
Picton Mahoney Asset Management46,150$1.90M
Marshall Wace, LLP41,700$1.72M
HRT Financial LP38,671$1.59M
Duality Advisers, LP28,417$1.17M
Braun Stacey Associates Inc27,050$1.11M
Captrust Financial Advisors26,630$1.10M
Occudo Quantitative Strategies LP25,137$1.03M
ClariVest Asset Management LLC22,359$920.3K
MML Investors Services, LLC15,926$656.0K
Neuberger Berman Group LLC15,239$627.2K
SEI Investments Co15,227$626.8K
Magnetar Financial LLC14,835$610.6K
Martingale Asset Management L P14,685$604.4K
Illinois Municipal Retirement Fund13,861$571.0K
Premier Fund Managers Ltd13,600$561.0K
Arrowstreet Capital, Limited Partnership13,267$546.0K
Private Wealth Partners, LLC12,000$493.9K
Aigen Investment Management, LP10,121$416.6K
Centiva Capital, LP8,429$346.9K
Peapack Gladstone Financial Corp8,258$340.0K
Semanteon Capital Management, LP8,084$332.7K
Balyasny Asset Management LLC7,827$322.2K
Wealth Effects LLC7,500$308.7K
Prudential Financial Inc7,411$305.0K
Invesco, LLC7,399$304.5K
Affinity Investment Advisors, LLC7,330$301.7K
First Hawaiian Bank7,305$300.7K
Cambridge Investment Research Advisors, Inc.7,030$289.0K
ProShare Advisors LLC6,952$286.1K
Utah Retirement Systems6,800$279.9K
Ethic Inc.6,439$265.0K
QRG Capital Management, Inc.6,271$258.1K
Numerai GP LLC6,142$252.8K
Yarbrough Capital, LLC6,105$251.3K
Shelton Capital Management5,390$221.9K
Mirabella Financial Services LLP5,384$221.6K
Panagora Asset Management Inc5,383$221.6K
Healthcare of Ontario Pension Plan Trust Fund5,247$216.0K
Americana Partners, LLC5,016$206.5K
Coldstream Capital Management Inc4,996$205.6K
Pinnacle Wealth Management Advisory Group, LLC4,875$200.7K
Point72 Middle East FZE3,409$140.3K
ORG Partners LLC3,216$132.4K
nVerses Capital, LLC–$131.7K
Advisory Services Network, LLC1,707$70.3K
West Tower Group, LLC651$26.8K
Northwest Financial Advisors620$25.5K
Ancora Advisors, LLC360$14.8K
AXS Investments LLC70$2.88K
Glassman Wealth Services62$2.55K
Red Tortoise LLC51$2.10K
Assetmark, Inc3$123
Toronto Dominion Bank1$41
McGlone Suttner Wealth Management, Inc.0$4

Not filed for Q1 2024 yet (2)

Institutions that held Iridium Communications Inc. at the end of Q4 2023 and haven't filed a 13F for Q1 2024. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding IRDM in Q4 2023 that haven't filed for Q1 2024
InstitutionShares, Q4 2023Value, Q4 2023
Putnam Investments LLC103,768$4.27M
AtonRa Partners7,803$321.2K