ALAB vs UMC

Astera Labs, Inc. and United Microelectronics Corporation, both Technology

Astera Labs, Inc. is the larger company at $71B against $60B. Over the past year UMC returned +185% against +70% for ALAB.

Astera Labs, Inc. and United Microelectronics Corporationcompared on valuation, return and Ryufin’s Smart Score
FigureALABUMC
Last close$291$19.03
Market cap$71B$60B
Trailing P/Elower is cheaper for the same earnings, not automatically better143.8n/a
1-year return+70%+185%
5-year returnn/a+138%
Ryufin Smart Scoresector-relative, 1–108/108/10

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.

United Microelectronics Corporation

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