Stocks / PCAR vs RKLB

PCAR vs RKLB: Which Stock Is the Better Buy?

PACCAR Inc and Rocket Lab Corporation side by side — fundamentals from SEC filings, refreshed nightly. Sector: Industrials.

PCAR is the larger company ($69.8B vs $68.5B). On the fundamentals, RKLB grows revenue faster (76.5% vs 7.0%); PCAR earns a higher net margin (9.1% vs -32.9%); PCAR has the stronger return on equity (12.3% vs -11.5%). On the filings, PCAR carries fewer potential red flags (0 vs 3). Full numbers below — the stronger figure on each row is in green.

AI verdict — PCAR vs RKLB, 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.

 PACCAR Inc (PCAR)Rocket Lab Corporation (RKLB)
Market cap$69.8B$68.5B
Revenue (latest FY)$26.24B$601.80M
Net income (latest FY)$2.38B$-198.21M
Revenue growth (5y CAGR)7.0%76.5%
Net margin9.1%-32.9%
Return on equity12.3%-11.5%
P/E ratio27.9
Dividend yield1.1%
Profitable years (of last 10)100
Positive free cash flowYesNo

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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 PCAR vs RKLB 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 PCAR's full financials →   Open RKLB's full financials →

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Frequently asked questions

Which is bigger, PCAR or RKLB?

PACCAR Inc is larger by market capitalization — $69.8B versus $68.5B.

Which grows faster, PCAR or RKLB?

Over the last five fiscal years, Rocket Lab Corporation grew revenue faster — 76.5%/yr versus 7.0%/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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