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Iridium Communications Inc. (IRDM)

Iridium Communications Inc. at a glance — key fundamentals, SEC filings, insider buying and selling, and earnings dates.

Iridium Communications Inc. (IRDM) is a Telecommunications Services company based in US with a market capitalization of $5.5B. Revenue grew 4.9% year-over-year and the company generated $299.8M in free cash flow. This page tracks IRDM's SEC filings, insider buying and selling, earnings dates, and key fundamentals in one place.

US · 873 employees · IPO Mar 20, 2008

Valuation

Valuation & price

$41.62 · as of May 17, 2026 · -25.3% vs 52w high

39.2

P/E ratio

Latest-FY diluted EPS

11.79

P/B ratio

Market cap ÷ book equity

—

Dividend yield

Price — last 12 months

$53.75$34.80$15.84Jul 25Dec 25Jul 26Jul 7, 25$32.02Jul 9, 25$31.34Jul 11, 25$31.45Jul 15, 25$31.44Jul 17, 25$32.11Jul 21, 25$32.07Jul 23, 25$32.43Jul 25, 25$25.70Jul 29, 25$24.61Jul 31, 25$24.46Aug 4, 25$24.66Aug 6, 25$24.09Aug 11, 25$23.76Aug 13, 25$24.98Aug 15, 25$25.01Aug 19, 25$23.90Aug 21, 25$24.14Aug 25, 25$24.83Aug 27, 25$25.02Aug 29, 25$24.89Sep 3, 25$24.67Sep 5, 25$25.12Sep 9, 25$19.19Sep 11, 25$18.39Sep 16, 25$18.16Sep 18, 25$18.75Sep 22, 25$18.13Sep 24, 25$17.42Sep 26, 25$17.65Sep 30, 25$17.46Oct 2, 25$18.64Oct 6, 25$20.02Oct 8, 25$19.75Oct 10, 25$18.38Oct 14, 25$19.03Oct 16, 25$18.72Oct 21, 25$18.98Oct 23, 25$18.19Oct 27, 25$17.95Oct 29, 25$16.93Oct 31, 25$19.15Nov 4, 25$17.82Nov 6, 25$16.90Nov 10, 25$16.49Nov 12, 25$16.85Nov 14, 25$16.54Nov 18, 25$16.15Nov 20, 25$15.84Nov 25, 25$16.45Nov 28, 25$16.40Dec 2, 25$16.70Dec 4, 25$17.54Dec 8, 25$17.80Dec 10, 25$18.86Dec 12, 25$18.73Dec 16, 25$16.87Dec 18, 25$16.56Dec 22, 25$18.09Dec 24, 25$17.40Dec 29, 25$17.15Jan 2, 26$17.76Jan 6, 26$18.48Jan 8, 26$18.55Jan 12, 26$19.56Jan 14, 26$19.69Jan 16, 26$19.04Jan 21, 26$19.62Jan 23, 26$21.77Jan 27, 26$21.20Jan 29, 26$20.90Feb 2, 26$19.77Feb 4, 26$19.51Feb 9, 26$20.66Feb 11, 26$18.46Feb 13, 26$23.17Feb 18, 26$23.07Feb 20, 26$22.92Feb 24, 26$23.91Feb 26, 26$22.49Mar 2, 26$24.77Mar 4, 26$24.51Mar 6, 26$24.01Mar 10, 26$24.83Mar 12, 26$24.78Mar 17, 26$26.24Mar 19, 26$26.32Mar 23, 26$26.30Mar 25, 26$29.68Mar 27, 26$27.96Mar 31, 26$27.74Apr 2, 26$32.86Apr 7, 26$33.43Apr 9, 26$34.65Apr 13, 26$35.24Apr 15, 26$37.99Apr 17, 26$41.85Apr 22, 26$40.40Apr 24, 26$38.96Apr 28, 26$37.35Apr 30, 26$39.07May 4, 26$39.89May 6, 26$40.59May 8, 26$41.46May 12, 26$41.66May 14, 26$43.43May 18, 26$43.40May 20, 26$45.28May 22, 26$48.84May 28, 26$51.26Jun 1, 26$47.81Jun 3, 26$48.97Jun 5, 26$47.36Jun 9, 26$45.10Jun 11, 26$49.91Jun 15, 26$45.39Jun 17, 26$45.05Jun 22, 26$43.30Jun 24, 26$42.28Jun 26, 26$43.52Jul 2, 26$53.75
$15.8452-week range$55.72
Loading valuation history…

Fundamentals

Key fundamentals

$5.5B

Market cap

4.9%

Revenue growth (YoY)

77.3%

Gross margin

$299.8M

Free cash flow (USD)

$1.7B

Net debt

-9.6%

Share dilution

1/5

Graham criteria passed

Defensive-investor screen

Communication Services

Sector

Trajectory

Long-term trends

Revenue by year

2016 → 2025

FY 2016$433.6MFY 2017$448.0MFY 2018$523.0MFY 2019$560.4MFY 2020$583.4MFY 2021$614.5MFY 2022$721.0MFY 2023$790.7MFY 2024$830.7MFY 2025$871.7M
$433.6M$871.7M

Free cash flow by year

2016 → 2025

FY 2016$-180.5MFY 2017$-140.5MFY 2018$-127.7MFY 2019$80.3MFY 2020$211.1MFY 2021$260.7MFY 2022$273.5MFY 2023$241.4MFY 2024$306.1MFY 2025$299.8M
-$180.5M$299.8M

Gross margin by year

2021 → 2025

FY 202125.8%FY 202230.0%FY 202335.8%FY 202447.8%FY 202577.3%
25.8%77.3%

Value screen

Graham defensive-investor tests

Computing the scorecard — refreshing any stale inputs…

0

Insider buys · 90 days

1

Insider sells · 90 days

Earnings

Last report: 10-Q filed Apr 23, 2026

Next expected: not yet scheduled

On the tape

Recent SEC & insider activity

  • 8-K eventMerger AgreementJun 29, 2026Filing
  • 8-K eventEquity Incentive Plan AmendedMay 20, 2026Filing
  • 8-K eventSecurities Purchase AgreementMay 14, 2026Filing
  • 8-K eventEarnings ReleaseApr 23, 2026Filing
  • Quarterly report10-Q FiledApr 23, 2026Filing
  • Insider sellInsider Sell $185K · 10b5-1 PlanKapalka Timothy · CAO Iridium Satellite LLC · $184.9KApr 6, 2026Filing

Questions

Frequently asked questions

What is Iridium Communications Inc.'s market cap?

Iridium Communications Inc. (IRDM) has a market capitalization of $5.5B.

What is IRDM's P/E ratio?

IRDM trades at a price-to-earnings ratio of 39.2, based on its latest fiscal-year diluted earnings per share and the most recent cached price.

What is IRDM's price-to-book (P/B) ratio?

IRDM trades at 11.79 times book value per share.

Are insiders buying IRDM stock?

SEC Form 4 filings show no open-market insider buys at Iridium Communications Inc. in the last 90 days (1 sell).

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Timeline

Every filing, insider trade & earnings on a price-anchored timeline

Filing Analyzer

Search the actual 10-K / 10-Q text with AI research angles

News

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Data: SEC EDGAR filings and cached fundamental data; prices and ratios use the most recent cached quote and statements (may lag by up to a day). Educational and research purposes only. Not investment advice.