Stocks / IRDM vs TDS

IRDM vs TDS: Which Stock Is the Better Buy?

Iridium Communications Inc. and Telephone and Data Systems, Inc. side by side — fundamentals from SEC filings, refreshed nightly. Sector: Communication Services.

IRDM is the larger company ($4.9B vs $4.5B). On the fundamentals, IRDM grows revenue faster (8.4% vs -25.1%); IRDM earns a higher net margin (13.1% vs -6.1%); IRDM has the stronger return on equity (24.7% vs -1.6%). On the filings, IRDM carries fewer potential red flags (0 vs 2). Full numbers below — the stronger figure on each row is in green.

AI verdict — IRDM vs TDS, read from the filings

The stronger business, the cheaper stock, and the risks — synthesised from both companies’ SEC filings, every figure computed not guessed. Not investment advice.

 Iridium Communications Inc. (IRDM)Telephone and Data Systems, Inc. (TDS)
Market cap$4.9B$4.5B
Revenue (latest FY)$871.66M$1.23B
Net income (latest FY)$114.37M$-75.46M
Revenue growth (5y CAGR)8.4%-25.1%
Net margin13.1%-6.1%
Return on equity24.7%-1.6%
P/E ratio46.523.5
Dividend yield1.3%0.4%
Profitable years (of last 10)66
Positive free cash flowYesYes

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See the full IRDM vs TDS breakdown

Both companies across 19 years of income statement, balance sheet and cash flow — with ratios, health checks and Ask, the SEC-grounded research assistant. Free, no account needed.

Open IRDM's full financials →   Open TDS's full financials →

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Frequently asked questions

Which is bigger, IRDM or TDS?

Iridium Communications Inc. is larger by market capitalization — $4.9B versus $4.5B.

Which grows faster, IRDM or TDS?

Over the last five fiscal years, Iridium Communications Inc. grew revenue faster — 8.4%/yr versus -25.1%/yr, computed from SEC-filed statements.

Where does this data come from?

All figures are computed from official SEC filings (10-K), refreshed nightly. This is a data comparison, not investment advice.

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