Is ALAB or STM cheaper?

On trailing earnings, ALAB is cheaper: ALAB trades at a 281.80 P/E and STM at 489.94.

Does ALAB or STM pay a bigger dividend?

STM pays a dividend (0.46% yield) while ALAB does not currently pay one.

Is ALAB or STM more profitable?

ALAB runs the higher net margin — ALAB at 26.72% versus STM at 1.17%.

Astera Labs, Inc. Common Stock (ALAB) vs STMicroelectronics N.V. (STM)

ALAB leads on 7 of 10 compared metrics.

A side-by-side comparison of Astera Labs, Inc. Common Stock and STMicroelectronics N.V. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of June 19, 2026. The ● marks the stronger figure on each row (cheaper multiple, higher margin/return).

ALAB

Astera Labs, Inc. Common Stock

$71.49B

$417.07Technology

STM

STMicroelectronics N.V.

$69.67B

$78.39Technology

Total return — ALAB vs STM

growth of $100 · last 2y

ALAB +572.4%STM +76.8%ALAB compounded faster

ALAB STM

ALAB vs STM: by the numbers

•ALAB is the larger company ($71.49B vs $69.67B market cap).
•ALAB trades at the lower earnings multiple (281.80 vs 489.94 P/E).
•ALAB converts more revenue to profit (26.72% vs 1.17% net margin).
•STM pays a dividend (0.46% yield) while ALAB does not currently pay one.

Which is better, ALAB or STM?

Metric tally: ALAB 7 · STM 3

It depends on what you're optimizing for:

ValueALAB(lower P/E)

QualityALAB(higher ROIC)

Metrics side by side

Valuation

Metric	ALAB	STM
P/E ratio	281.80●	489.94
Forward P/E	95.69	—
P/S ratio	75.45	5.85●
P/B ratio	50.57	4.08●
EV / EBITDA	269.99	32.11●
FCF yield	0.45%●	0.22%

Profitability

Metric	ALAB	STM
Gross margin	75.99%●	33.84%
Operating margin	22.36%●	3.54%
Net margin	26.72%●	1.17%
ROE	17.91%●	0.81%
ROIC	12.40%●	0.67%

Dividends

Metric	ALAB	STM
Dividend yield	—	0.46%
Payout ratio	—	189.47%

Growth (annualized)

Metric	ALAB	STM
Revenue CAGR (5Y)	—	2.41%
EPS CAGR (5Y)	—	-31.29%
FCF CAGR (5Y)	—	-30.04%
Total return CAGR (5Y)	—	17.86%

Frequently asked

Which is better, ALAB or STM?: It depends on your goal. value: ALAB (lower P/E); quality: ALAB (higher ROIC). Across all compared metrics, ALAB leads 7 to 3.
Is ALAB or STM cheaper?: On trailing earnings, ALAB is cheaper: ALAB trades at a 281.80 P/E and STM at 489.94.
Does ALAB or STM pay a bigger dividend?: STM pays a dividend (0.46% yield) while ALAB does not currently pay one.
Is ALAB or STM more profitable?: ALAB runs the higher net margin — ALAB at 26.72% versus STM at 1.17%.

Go deeper

Full ALAB analysis Full STM analysis Interactive comparison tool

Dig into the metrics

Astera Labs, Inc. Common Stock P/E ratio STMicroelectronics P/E ratio Astera Labs, Inc. Common Stock dividend yield STMicroelectronics dividend yield Astera Labs, Inc. Common Stock ROE STMicroelectronics ROE Astera Labs, Inc. Common Stock operating margin STMicroelectronics operating margin Astera Labs, Inc. Common Stock revenue growth STMicroelectronics revenue growth Astera Labs, Inc. Common Stock free cash flow STMicroelectronics free cash flow

Astera Labs, Inc. Common Stock & STMicroelectronics appear in these rankings

Best 10-Year Total Return Stocks

Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified June 19, 2026.