Seagate Technology Holdings PLC vs Taiwan Semiconductor Mfg. Co. Ltd. — how do they compare? Seagate Technology Holdings PLC trades at $886.18 (market cap $185.97B), while Taiwan Semiconductor Mfg. Co. Ltd. trades at $431.14 (market cap $1.93T). The key difference: Taiwan Semiconductor Mfg. Co. Ltd. is far larger — about 10.4× Seagate Technology Holdings PLC's market cap, and Taiwan Semiconductor Mfg. Co. Ltd. pays the higher dividend (0.9%). Which is the better fit depends on your goals.
| STX | TSM | |
|---|---|---|
Market Cap | $185.97B | $1.93T |
Sector | Technology | Technology |
52-Week High | $1.09K | $477.57 |
52-Week Low | $154.43 | $227.33 |
Enterprise Value | $188.12B | $1.85T |
Dividend Yield | 0.36% | 0.9% |
Signals from Pluang's Aura AI — not financial advice
Seagate Technology (STX) trades at $800.74, down 1.48% today, with a bearish technical signal but strong recent earnings beats driven by AI storage demand. The company reported Q2 2026 EPS of $5.71, beating expectations of $5.10, with revenue growth and margin expansion supported by its HAMR technology and data center contracts. However, high valuation ratios (P/E 59.03, P/S 15.41) and negative shareholder equity pose fundamental concerns.
The outlook is mixed: AI-driven demand and analyst bullishness (54.91% buy ratings) support upside to the $1,130 consensus target, but elevated valuation, legal settlements, and competitive pressures in the storage market present significant risks. Cash flow volatility and debt levels require monitoring for sustained growth.
TSM trades at $418.47, down 0.37% on the day, with a bullish technical signal from moving averages. The stock has consistently beaten earnings estimates, with Q2 2026 EPS of $4.31 surpassing the $3.87 forecast. Revenue growth is robust, with July 2026 sales up 44.7% year-over-year, driven by strong AI demand. Valuation ratios are elevated, with a P/E of 31.86 and P/S of 15.91, reflecting high growth expectations. Analysts maintain a strong buy consensus with a $545.67 price target.
The outlook for TSM is positive, supported by accelerating revenue growth, expanding profit margins, and strategic investments in AI and joint ventures. Key risks include high valuation multiples, competitive pressures, and geopolitical factors. The stock offers significant upside to the consensus target, but investors should monitor execution on capacity expansion and demand sustainability.
Trailing returns across standard periods
Latest headlines on both assets
Seagate is a leading supplier of hard disk drives for data storage to the enterprise and consumer markets. It forms a practical duopoly in the market with its chief rival, Western Digital
Read more on STX →Taiwan Semiconductor Manufacturing Company, or TSMC, is the world's largest dedicated chip foundry, with over 57% market share in 2021 per Gartner. TSMC was founded in 1987 as a joint venture of Philips, the government of Taiwan, and private investors. It went public as an ADR in the U.S. in 1997. TSMC's scale and high-quality technology allow the firm to generate solid operating margins, even in the highly competitive foundry business. Furthermore, the shift to the fabless business model has created tailwinds for TSMC. The foundry leader has an illustrious customer base, including Apple, AMD and Nvidia, that looks to apply cutting-edge process technologies to its semiconductor designs.
Read more on TSM →