Globalstarvs.Iridium Communications
GSAT vs IRDM · both in Space industry & satellites, part of the Defense, security & space value chain: Launch, satellite communications and space systems, civil and military.
Globalstar is about 2.0× larger than Iridium Communications by market cap; year to date, Iridium Communications leads (+172.2% vs +34.5%).
Side by side
| GSAT | IRDM | |
|---|---|---|
| Market cap | $10.7B | $5.3B |
| Price | $82.03 | $47.10 |
| Today | −0.1% | −0.4% |
| Return YTD | +34.5% | +172.2% |
| Return 1Y | +207.5% | +89.4% |
| P/E | — | 57.2 |
| P/S | 38.1 | 6.0 |
| P/B | 36.6 | 11.3 |
Data as of 2026-08-26 · updates daily after U.S. close
The two companies
GlobalstarGSAT
Apple's emergency calling via satellite runs on Globalstar's network, which also carries ordinary communications and IoT traffic.
Full GSAT profile →Iridium CommunicationsIRDM
Global coverage is the whole proposition. Iridium's network reaches every point on earth, from ships at sea to IoT sensors, with defense among its customers.
Full IRDM profile →More GSAT & IRDM comparisons
Other head-to-heads in the Space industry & satellites segment.
See where GSAT and IRDM sit in the full Defense, security & space map: every segment from suppliers to end markets.Open the Defense value chain →