ALAB vs UMC
Astera Labs, Inc. and United Microelectronics Corporation, both Technology
United Microelectronics Corporation is the larger company at $70B against $68B. Over the past year UMC returned +222% against +40% for ALAB.
| Figure | ALAB | UMC |
|---|---|---|
| Last close | $342 | $22.96 |
| Market cap | $68B | $70B |
| Trailing P/Elower is cheaper for the same earnings, not automatically better | 169.4 | n/a |
| 1-year return | +40% | +222% |
| 5-year return | n/a | +148% |
| RyuScoresector-relative, 1–10 | 42/100 | n/a |
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 China, 39% of the disclosed total.
United Microelectronics Corporation
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