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NASDAQ · IRDMCommunication ServicesTelecommunications

Iridium Communications Inc. (IRDM)

$43.81−0.14%
Close Nov 4, 2026 · split-adjusted
Nov 3, 2026$44.47▲ 142.98% in range
Nov 3, 2025Low $15.84 · High $55.72Nov 3, 2026
What changed · written from our data
As of Nov 4, 2026

Iridium Communications closed at $43.81 on Nov 4, down 0.14%, 21.4% below its 52-week closing high. Volume of 641.9K shares was 0.75× its 20-day average (below normal).

Split-adjusted performance: -10.7% over one month, +7.9% over six months, +139.4% over one year.

In the quarter ended Sep 30, 2026, revenue was $245.73M, up 8.3% from a year earlier, with a net margin of 43.5%.

Short interest was 2.9M shares at the Oct 15 settlement, down 12.8% from the prior report (3.2% of float, 2.9 days to cover).

Market cap$4.64B106.0M shares
Revenue · quarter$245.7M+8.3% YoY
Diluted EPS$0.98+180.0% YoY
P/E · TTM28.5×P/S 5.1×
Net margin43.5%Gross 70.6%
Dividend yield1.37%$0.15 last paid
52-week range15.84 – 55.72−21.4% from high
Volume641.9K0.75× 20-day avg
Volatility · 60d21.3%Annualised
Short % of float3.2%2.9 days to cover
Net cash-$2.04BCash $97.9M
Next earnings—Not scheduled
Split-adjusted performance
1W −4.6%1M −10.7%3M −9.3%6M +7.9%YTD +152.1%1Y +139.4%3Y +18.4%5Y +9.7%

Earnings reactions

History →

No reported quarters with price history yet.

Rank within Telecommunications

Percentile among 75 companies (100 = best)

6-month momentum81
Revenue growth64
Net margin89
Value (low P/E)24
Size75

Industry medians: 6-month return −22.1%, revenue growth +4.6%, net margin 3.4%, P/E 14.0×.

Short interest

Details →
Shares short2.9M−12.8% vs prior
Days to cover2.9Settled Oct 15
% of float3.2%
Short vol. 10d46.8%of daily volume

Closest peers by size in Telecommunications

CompanyPriceToday6MRev. growthNet marginP/EMkt cap
IRDMIridium Communications$43.81−0.14%+7.9%+8.3%43.5%28.5$4.64B
LUMNLumen Technologies$4.47−5.89%−54.4%−9.3%−7.2%—$4.61BCompare
VSNTVersant Media Group$33.98+3.95%−17.1%—2.9%—$4.73BCompare
TDSTelephone and Data Systems$36.01+1.09%−20.9%+3.6%90.9%11.9$4.15BCompare
LBTYBLiberty Global$11.76+5.19%−26.7%+59.1%23.8%—$4.01BCompare
NXSTNexstar Media Group$185.12+3.67%−6.1%+62.2%5.7%34.4$5.70BCompare
LBTYALiberty Global$9.58+12.44%−22.1%+59.1%23.8%—$3.27BCompare
LBTYKLiberty Global$9.34+10.79%−22.2%+59.1%23.8%—$3.19BCompare
ADArray Digital Infrastructure$33.23−0.06%−33.2%—663.4%5.4$2.87BCompare

News about Iridium Communications

All news →
Rocket Lab Is Buying Iridium, and Guess What? Iridium Just Beat Earnings!The Motley Fool · Oct 24, 2026▲ PositiveCompared to Estimates, Iridium (IRDM) Q3 Earnings: A Look at Key MetricsZacks Investment Research · Oct 20, 2026NeutralRocket Lab Sold $1.9 Billion of New Stock to Pay for Iridium. Here's the Dilution Math.The Motley Fool · Sep 22, 2026NeutralRocket Lab Raises Funds To Prepare For Closing Of Iridium AcquisitionThe Motley Fool · Sep 15, 2026▲ PositiveRocket Lab Fully Funds Iridium Acquisition, Including Completion of $1.94 Billion ATMGlobeNewswire Inc. · Sep 15, 2026▲ Positive

Quick answers

What does Iridium Communications do?
Iridium Communications Inc is the commercial provider of communications services offering true globalised coverage, connecting people, organizations, and assets to and from anywhere, in real time. The company is a provider of mobile voice and data communications services through a constellation of low-earth-orbiting satellites.
What is IRDM's market cap?
$4.64B, based on the Nov 4 close of $43.81.
What is IRDM's P/E ratio?
28.5× trailing-twelve-month earnings of $163.03M.
Does Iridium Communications pay a dividend?
Yes. The latest regular dividend was $0.15 per share (ex-date Sep 15), an annualised yield of 1.37%.
How much of IRDM is sold short?
2.9M shares, 3.2% of float, as of Oct 15, 2026.
What sector is IRDM in?
Communication Services, in the Telecommunications industry.

About Iridium Communications

Iridium Communications Inc is the commercial provider of communications services offering true globalised coverage, connecting people, organizations, and assets to and from anywhere, in real time. The company is a provider of mobile voice and data communications services through a constellation of low-earth-orbiting satellites. Iridium's solutions are ideally suited for industries such as maritime, aviation, government/military, emergency/humanitarian services, mining, forestry, oil and gas, heavy equipment, transportation, and utilities. Iridium also provides service to subscribers from the U.S. Department of Defense, as well as other civil and government agencies world-wide. The Company operates in one business segment, providing satellite communications services and products.

HQ: Mclean, VA975 employeesListed Mar 20, 2008iridium.com

Sources: Massive / Polygon daily aggregates (split-adjusted) · SEC filings via Massive · FINRA settlements via Massive · Financial Modeling Prep. Figures are dated where shown; research is informational, not investment advice. Methodology