TSMC (2330.TW, TWSE) is a Taiwan, China company in the Foundry & OSAT segment of the AI compute value chain — the world's largest dedicated chip foundry, manufacturing the most advanced AI silicon. As of October 04, 2026, its market cap is $2.03 trillion ($2.03T), ranking #2 of 244 companies overall and #1 of 17 in the Foundry & OSAT segment (83.7% of the segment, 8.03% of the chain). Over the past year the stock gained 97.6% (52-week range 1,365.00 – 2,510.00 TWD).
| Company | TSMC（台积电） |
|---|---|
| Ticker | 2330.TW · TWSE |
| Segment | Foundry & OSAT |
| Headquarters | Taiwan, China |
| Market cap | $2.03T（$2.03 trillion） |
| Close | 2,500.00 TWD (October 04, 2026) |
| Today | -0.40% |
| 30 days | +6.38% |
| 1 year | +97.63% |
| 52-wk high / low | 2,510.00 / 1,365.00 TWD |
| Share of segment | 83.7% (Foundry & OSAT: 17 companies) |
| Share of chain | 8.03% (244 companies combined) |
| Segment leader | TSMC ($2.03T) |
| Revenue (TTM) | $139.4 billion |
|---|---|
| Net income (TTM) | $71.6 billion |
| Employees | 76,907 |
| P/E ratio (TTM) | 29.2 |
| P/B ratio | 10.01 |
| Gross margin | 64.2% |
| Net margin | 49.9% |
| Dividend yield | 1.12% |
| Basis | TTM (source: StockAnalysis, 2026-10-05 07:49) |
| # | Company | Market | Market cap |
|---|---|---|---|
| 1 | TSMC 2330.TW | TW | $2.03T |
| 2 | ASE Technology 3711.TW | TW | $100.0B |
| 3 | SMIC 0981.HK | HK | $65.7B |
| 4 | United Microelectronics 2303.TW | TW | $63.7B |
| 5 | GlobalFoundries GFS | US | $28.0B |
| 6 | Hua Hong Semiconductor 1347.HK | HK | $25.9B |
| 7 | JCET Group 600584 | SH | $17.1B |
| 8 | Amkor Technology AMKR | US | $13.9B |
| 9 | Tongfu Microelectronics 002156 | SZ | $13.5B |
| 10 | King Yuan Electronics 2449.TW | TW | $11.9B |