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Compare Solaris Energy Infrastructure Inc. Class A Common Stock (SEI) vs United Microelectronics Corp (UMC) Price & Performance

Solaris Energy Infrastructure Inc. Class A Common StockTrade
United Microelectronics CorpTrade

Price performance (Past 24H)

Key statistics

Solaris Energy Infrastructure Inc. Class A Common Stock vs United Microelectronics Corp — how do they compare? Solaris Energy Infrastructure Inc. Class A Common Stock trades at $68.5 (market cap $5.12B), while United Microelectronics Corp trades at $20.81 (market cap $55.52B). The key difference: United Microelectronics Corp is far larger — about 10.8× Solaris Energy Infrastructure Inc. Class A Common Stock's market cap, and United Microelectronics Corp pays the higher dividend (1.79%). Which is the better fit depends on your goals — on Pluang, investors hold Solaris Energy Infrastructure Inc. Class A Common Stock for 0 Days and United Microelectronics Corp for 42 Days on average.

SEIUMC
Market Cap
$5.12B$55.52B
Volume
2,532,4968,712,351
Sector
EnergyTechnology
52-Week High
$82.88$28.02
52-Week Low
$40.64$7.02
Typical Hold Time
0 Days42 Days
Enterprise Value
$6.81B$52.61B
Dividend Yield
0.62%1.79%

Aura AI Summary

Signals from Pluang's Aura AI — not financial advice

Solaris Energy Infrastructure Inc. Class A Common Stock

SEI (Solaris Energy Infrastructure) trades at $77.83, down 1.83% today, but maintains strong analyst support with 9 unanimous buy ratings and a $100.56 consensus price target. The stock shows positive momentum with three consecutive quarterly earnings beats and projected revenue growth from $622M in 2025 to $762M in 2026. Recent technical analysis indicates neutral signals with support at $76 and resistance at $79.

The outlook remains positive given strong earnings performance and expansion initiatives, though elevated valuation ratios (P/E of 98.52) and significant debt issuance ($1.25B notes) present risks. The upcoming Q3 2026 earnings report on October 21 will be crucial for validating growth trajectory amid energy sector volatility.

United Microelectronics Corp

UMC trades at $21.40, down 5.1% in the past 24 hours, with mixed technical signals showing a bearish moving average trend but oversold RSI conditions. Fundamentally, the company demonstrates strong profitability with 32.75% net income margin and has beaten earnings estimates for three consecutive quarters, though revenue growth remains modest at 2.3% year-over-year for 2025.

The stock presents a mixed outlook with strong earnings performance and attractive valuation metrics offset by slowing revenue growth and competitive pressures. Analyst sentiment leans cautious with a 'Hold' consensus, while technical indicators suggest potential near-term support around current levels given oversold conditions.

Returns comparison

Trailing returns across standard periods

Investor sentiment on Pluang

What Pluang investors did over the last 30 days

SEI
100% Buy0% Sell
Avg holding period · 0 Days
UMC
67% Buy33% Sell
Avg holding period · 42 Days

About Solaris Energy Infrastructure Inc. Class A Common Stock

Solaris Energy Infrastructure, Inc. provides mobile power generation, control, and distribution equipment and logistics equipment for managing raw materials at well sites, operating through its Solaris Power Solutions and Solaris Logistics Solutions segments for data center, energy, commercial, and industrial customers.

Read more on SEI →

About United Microelectronics Corp

Founded in 1980, United Microelectronics is the world's third-largest dedicated chip foundry, with 7% market share in 2021, according to Gartner, after TSMC and GlobalFoundries. UMC's headquarters are in Hsinchu, Taiwan, and it operates 12 fabs in Taiwan, Mainland China, Japan and Singapore, with additional sales offices in Europe, the U.S. and South Korea. UMC features a diverse customer base including Texas Instruments, MediaTek, Qualcomm, Broadcom, Xilinx and Realtek, supplying a wide range of products applied in communications, display, memory, automotive and more. UMC employs about 20,000 people.

Read more on UMC →