The recent AI chip boom has driven the entire semiconductor industry to become a market focus. If you want to truly understand the trend of this sector, the Philadelphia Semiconductor Index (SOX) is definitely a key indicator to watch. I’ve noticed that many investors don’t fully understand the composition logic of this index, so today I’ll discuss the components of the SOX and investment opportunities.

The Philadelphia Semiconductor Index is composed of 30 top U.S. semiconductor listed companies, covering the entire industry chain from chip design, manufacturing, to sales. Compared to simply buying individual stocks, this index can more accurately reflect the pulse of the entire industry. From 2008 to 2022, the return of the SOX reached 637.9%, far exceeding the S&P 500’s 209.6%. As of May 2024, the index hit a record high of 40,077.4 points, demonstrating the strong momentum of this sector.

Getting into the list of components of the SOX is not easy. The index has a strict screening standard: companies must primarily engage in semiconductor design, manufacturing, or sales, have a market capitalization over $100 million, meet liquidity requirements, and undergo annual reevaluation every September. This filtering mechanism ensures that only true industry leaders are included.

Regarding specific components, NVIDIA (NVDA) is undoubtedly the brightest star right now, with a market cap reaching $3.22 trillion, and its position in AI data centers is unmatched. TSMC (TSM), as the world’s leading chip foundry, derives 54% of its revenue from 5nm and 7nm chips, and is advancing the mass production of 3nm and R&D of 2nm, planning to build new wafer factories in Arizona, USA. Additionally, AMD’s market share in data centers has risen from less than 5% at the end of 2020 to 22% in 2022, becoming a strong threat to Intel. ASML holds the world’s most advanced lithography technology, with almost no competitors.

If you want to invest in the Philadelphia Semiconductor components or the entire index, there are mainly two ways. The first is to buy ETFs tracking the SOX, such as the US-based SOXX or Taiwan’s Cathay US Philadelphia Semiconductor Fund (00830), Fubon Taiwan Semiconductor ETF (00892). Trading is as simple as buying regular stocks. The second is trading via Contracts for Difference (CFDs), which offers more flexibility, can be traded 24 hours, supports leverage, and is suitable for short-term or hedging traders.

From an investment value perspective, the SOX has increased by 1,184% since its inception, with 7 out of the past ten years outperforming the market. Although the sector experienced a 36.8% decline in 2022, this created buying opportunities for investors. Future growth drivers are believed to be AI, data centers, electric vehicles, and industrial electronics, many companies within the SOX directly benefit from these trends.

Of course, investing in this sector also involves risks. Geopolitical changes may restrict U.S. chip companies from entering the Chinese market, cyclical demand fluctuations can impact the entire industry, and macro interest rate environments may pressure tech stock profits. However, in the long term, semiconductors as the foundation of manufacturing are heavily invested in by countries worldwide, and the growth potential remains huge. Interested investors can continue to track the performance of the SOX and its components.