ALAB vs STM

Astera Labs, Inc. and STMicroelectronics N.V., both Technology

Astera Labs, Inc. is the larger company at $71B against $70B. On trailing earnings ALAB is the cheaper of the two at a P/E of 143.8 against 276.6, a gap that is only a bargain if the two are growing at similar rates. Over the past year STM returned +103% against +70% for ALAB. Ryufin's sector-relative Smart Score puts ALAB ahead, 8/10 against 4/10.

Astera Labs, Inc. and STMicroelectronics N.V.compared on valuation, return and Ryufin’s Smart Score
FigureALABSTM
Last close$291$49.79
Market cap$71B$70B
Trailing P/Elower is cheaper for the same earnings, not automatically better143.8276.6
1-year return+70%+103%
5-year returnn/a+26%
Ryufin Smart Scoresector-relative, 1–108/104/10

Figures from SEC filings and end-of-day closes. Highlighting marks the higher or lower number, which is not the same as the better investment, a low P/E can be a warning and a high one can be deserved.

Astera Labs, Inc.

Revenue of $392M in Q2 2026, net income $153M. Its largest reported line is TW, 30% of the disclosed total.

STMicroelectronics N.V.

Open these two in the interactive comparison to add more names, change the period or read the correlation.