Auto Parts: 20 stocks

These companies make parts for cars and trucks: seats, safety systems, electronics, and engine parts. Their sales follow how many vehicles carmakers build.

As of 4:03 PM ET after-hours, delayed 15+ min · Live for Pro members

Auto Parts: 20 stocks
StockPriceQuality Score

Not scored, each with a page of its filings: AZIO, SMP, and STRT.

17 more ranked, for Pro members. See them free →

Tested. Our top-⁠scored stocks returned 2.2x the average stock over the next month. How we tested it

We do the work for you. Every stock is scored and ranked, every 15 seconds while the market is open. Here it's 15 minutes behind. Pro members see it live, with prices that refresh every 2.5 seconds while the market is open.

See all 20 stocks rankedSee it live, free until Wednesday morning. No account. No card. Then keep going with a free account.

Why auto part stocks are up this week

Auto part stocks rose a median 1.9% since the close on Oct 26 (20 stocks); the S&P 500 fell 1.6%.

What moved them

3 stocks' stories, for Pro members. See them free →

Auto part stock news, by day

Each day a story moved them, the newest first

Questions about auto parts

Why are auto part stocks up this week?

Auto part stocks rose a median 1.9% since the close on Oct 26 (20 stocks); the S&P 500 fell 1.6%. Automaker stocks rose together today: “Maruti Suzuki, Tata Motors PV, other auto stocks rise up to 3% amid strong October sales” (Moneycontrol and 1 more).

Which auto part stocks rose most this week?

PHINIA (PHIN) rose 24%, LCI Industries (LCII) rose 16%, and Patrick Industries (PATK) rose 16%.

What are the biggest companies in auto parts?

The biggest by market cap are Magna International (MGA) at $17B, BorgWarner (BWA) at $11B, and Aptiv (APTV) at $9.2B.

Which companies in auto parts does Breakaway rank highest?

LCI Industries (LCII) 10, PHINIA (PHIN) 8, and Dorman Products (DORM) 7, the highest Quality Scores of the 20. Breakaway ranks every stock by its Quality Score, which reads each company's numbers and its chart; the ranking is information, not advice, and each stock's page shows the reasons behind its score.

Our top-scored stocks' record: Oct 2021 to Sep 2026, before costs. Recorded live since Sep 9 2026.

Breakaway publishes impersonal securities research and analytical tools: one formula, the same score for everyone. It is not personalized investment advice, and nothing here is a recommendation to buy or sell any security.

Market data from a licensed vendor. The age of every quote is shown on the page.

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