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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.

Q4 2025 vs. Q3 2025

How the institutions holding Iridium Communications Inc. changed between Q3 2025 and Q4 2025.

All holders in Q4 2025All holders in Q3 2025

13F holders of IRDM: Q3 2025 compared with Q4 2025
MeasureQ3 2025Of which not filed for Q4 2025Q4 2025Change
Holders3243325+4
Shares101.5M20.0K93.8M−7.68M (−7.6%)
Value$1.79B$352.1K$1.63B−$158.1M (−8.8%)

3 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (64)

Institutions that held Iridium Communications Inc. at the end of Q4 2025 but not at the end of Q3 2025.

Institutions new to IRDM in Q4 2025
InstitutionSharesValue% of portfolio
Defiance ETFs, LLC565,154$9.90M0.32%
Maxi Investments CY Ltd424,000$7.37M1.34%
Public Sector Pension Investment Board362,500$6.30M0.02%
Point72 Asset Management, L.P.248,461$4.32M0.01%
Acadian Asset Management LLC170,361$2.96M0.00%
Algert Global LLC168,598$2.93M0.05%
Redwood Investment Management, LLC138,991$2.42M0.27%
Connor, Clark & Lunn Investment Management Ltd.79,851$1.39M0.00%
Canada Pension Plan Investment Board64,512$1.12M0.00%
VARCOV Co.54,471$946.7K0.37%
Natixis52,175$906.8K0.00%
RD Finance Ltd51,150$889.0K0.90%
Winton Group Ltd41,300$717.8K0.02%
Jaffetilchin Investment Partners, LLC36,528$634.9K0.04%
Susquehanna Portfolio Strategies, LLC36,089$627.2K0.01%
Walleye Trading LLC32,078$557.5K0.01%
Aquatic Capital Management LLC30,784$535.0K0.02%
Vontobel Holding Ltd.25,438$442.1K0.00%
Wealth Enhancement Advisory Services, LLC23,755$439.0K0.00%
Neuberger Berman Group LLC24,557$426.8K0.00%
BBR Partners, LLC22,809$396.4K0.02%
PharVision Advisers, LLC21,298$370.2K0.19%
Maryland State Retirement & Pension System20,427$355.0K0.01%
Laffer Tengler Investments19,269$334.9K0.05%
Toronto Dominion Bank17,024$295.9K0.00%
J. Goldman & Co LP15,000$260.7K0.01%
Childress Capital Advisors, LLC13,500$234.6K0.04%
Swiss Life Asset Management Ltd13,461$234.0K0.00%
Diversified Trust Co12,729$221.2K0.00%
M&T Bank Corp11,938$207.8K0.00%
Mercer Global Advisors Inc11,108$193.1K0.00%
Inspire Advisors, LLC11,013$191.4K0.02%
Keating Financial Advisory Services, Inc.8,650$150.3K0.02%
Walleye Capital LLC8,640$150.2K0.00%
Wexford Capital LP5,339$92.8K0.02%
Pinnacle Wealth Planning Services, Inc.1,827$31.8K0.00%
Kestra Advisory Services, LLC1,528$26.6K0.00%
Torren Management, LLC1,326$23.0K0.01%
Mirae Asset Global Investments Co., Ltd.1,285$22.3K0.00%
Essential Partners LLC1,104$19.2K0.01%
SageView Advisory Group, LLC808$14.0K0.00%
Eurizon Capital SGR S.p.A.799$14.0K0.00%
Ancora Advisors, LLC735$12.8K0.00%
Los Angeles Capital Management LLC332$5.86K0.00%
International Assets Investment Management, LLC320$5.56K0.00%
SJS Investment Consulting Inc.248$4.31K0.00%
Red Tortoise LLC181$3.15K0.00%
HHM Wealth Advisors, LLC170$2.96K0.00%
Basecamp Wealth Advisors LLC164$2.85K0.00%
Clarity Asset Management, Inc.101$1.75K0.00%
Sfam, LLC100$1.74K0.00%
Sachetta, LLC88$1.53K0.00%
Flagship Harbor Advisors, LLC50$8690.00%
ORG Partners LLC45$7820.00%
SHP Wealth Management31$5390.00%
Concord Wealth Partners28$4870.00%
Financial Consulate, Inc26$4520.00%
Ankerstar Wealth, LLC17$2950.00%
Kerr Financial Planning Corp13$2470.00%
Signature Equity Partners, LLC13$2260.00%
Gilpin Wealth Management, LLC9$1570.00%
Rachor Investment Advisory Services, LLC6$1050.00%
Dunhill Financial, LLC2$320.00%
Cedar Mountain Advisors, LLC1$170.00%

Sold out (60)

Institutions that held Iridium Communications Inc. at the end of Q3 2025 and filed for Q4 2025 without it.

Institutions that sold out of IRDM in Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
Synergy Financial Management, LLC1,324,366$40.0M
Anchor Capital Management Company, LLC735,366$12.8M
M&G Plc680,857$11.6M
Davy Global Fund Management Ltd385,311$6.73M
Robertson Opportunity Capital, LLC287,346$5.02M
Twinbeech Capital LP140,311$2.45M
Agf Management Ltd132,467$2.31M
State of New Jersey Common Pension Fund D88,114$1.54M
Gsa Capital Partners LLP87,962$1.54M
Schonfeld Strategic Advisors LLC80,305$1.40M
Oak Thistle LLC61,500$1.07M
NFJ Investment Group, LLC58,592$1.02M
New Century Financial Group, LLC56,663$989.3K
Dynamic Technology Lab Private Ltd52,304$913.0K
Graham Capital Management, L.P.41,369$722.3K
Entropy Technologies, LP40,276$703.2K
Gilliland Jeter Wealth Management LLC33,882$591.6K
Bayesian Capital Management, LP31,800$555.2K
Boothbay Fund Management, LLC31,697$553.4K
Axq Capital, LP29,911$522.2K
DRW Securities, LLC26,808$479.6K
New Mexico Educational Retirement Board25,700$449.0K
State of Michigan Retirement System25,259$441.0K
Northwestern Mutual Investment Management Company, LLC23,653$413.0K
Quantbot Technologies LP22,006$384.2K
Franklin Resources Inc21,534$376.0K
Atom Investors LP20,035$349.8K
Ameritas Investment Partners, Inc.19,891$347.3K
Scientech Research LLC19,549$341.3K
Two Sigma Securities, LLC16,794$293.2K
Toroso Investments, LLC16,388$286.1K
Bank of Nova Scotia16,350$285.5K
Prelude Capital Management, LLC14,455$252.4K
Farringdon Capital, Ltd.13,580$237.1K
Teacher Retirement System of Texas12,813$223.7K
Values First Advisors, Inc.12,193$212.9K
Xponance, Inc.11,915$208.0K
Caxton Associates LLP10,567$184.5K
Envestnet Asset Management Inc10,088$176.1K
Vestcor Inc9,194$161.0K
Securian Asset Management, Inc7,947$138.8K
State of Wyoming7,564$132.1K
OP Asset Management Ltd6,636$115.9K
Aster Capital Management (DIFC) Ltd2,654$46.3K
Manchester Capital Management LLC2,040$35.6K
Groupe la Francaise1,500$22.1K
Hillsdale Investment Management Inc.700$12.2K
Rise Advisors, LLC335$5.85K
Ameritas Advisory Services, LLC309$5.40K
Principal Securities, Inc.220$3.84K
TD Private Client Wealth LLC100$1.75K
First Horizon Corp91$1.59K
Rockefeller Capital Management L.P.77$1.35K
Wealthspire Advisors, LLC58$1.01K
Halbert Hargrove Global Advisors, LLC31$542
Cromwell Holdings LLC19$332
Bell Investment Advisors, Inc17$297
Fortitude Family Office, LLC17$297
Bruce G. Allen Investments, LLC9$157
Cloud Capital Management, LLC14$0

Not filed for Q4 2025 yet (3)

Institutions that held Iridium Communications Inc. at the end of Q3 2025 and haven't filed a 13F for Q4 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding IRDM in Q3 2025 that haven't filed for Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
IFS Group,LLC16,728$295.1K
Shell Asset Management Co2,413$42.0K
Hemington Wealth Management893$15.0K