Stocks / MRTN vs ROCK

MRTN vs ROCK: Which Stock Is the Better Buy?

Marten Transport, Ltd. and Gibraltar Industries, Inc. side by side — fundamentals from SEC filings, refreshed nightly. Sector: Industrials.

MRTN is the larger company ($1.4B vs $1.1B). On the fundamentals, ROCK grows revenue faster (1.9% vs 0.2%); ROCK earns a higher net margin (8.6% vs 2.0%); ROCK has the stronger return on equity (10.3% vs 2.3%). Both carry 1 potential red flag in the filings. Full numbers below — the stronger figure on each row is in green.

AI verdict — MRTN vs ROCK, 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.

 Marten Transport, Ltd. (MRTN)Gibraltar Industries, Inc. (ROCK)
Market cap$1.4B$1.1B
Revenue (latest FY)$883.65M$1.14B
Net income (latest FY)$17.44M$97.56M
Revenue growth (5y CAGR)0.2%1.9%
Net margin2.0%8.6%
Return on equity2.3%10.3%
P/E ratio98.417.9
Dividend yield1.3%
Profitable years (of last 10)1010
Positive free cash flowYes

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Use the filing period and source shown by each tool before treating two figures as comparable.

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See the full MRTN vs ROCK 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.

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Frequently asked questions

Which is bigger, MRTN or ROCK?

Marten Transport, Ltd. is larger by market capitalization — $1.4B versus $1.1B.

Which grows faster, MRTN or ROCK?

Over the last five fiscal years, Gibraltar Industries, Inc. grew revenue faster — 1.9%/yr versus 0.2%/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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