Materials Select Sector SPDR Fund vs State Street Technology Select Sector SPDR ETF — how do they compare? Materials Select Sector SPDR Fund trades at $49.42 (market cap $7.73B), while State Street Technology Select Sector SPDR ETF trades at $198.64 (market cap $132.55B). The key difference: State Street Technology Select Sector SPDR ETF is far larger — about 17.1× Materials Select Sector SPDR Fund's market cap, and State Street Technology Select Sector SPDR ETF is trading nearer its 52-week high, Materials Select Sector SPDR Fund nearer its low. Which is the better fit depends on your goals — on Pluang, investors hold Materials Select Sector SPDR Fund for 70 Days and State Street Technology Select Sector SPDR ETF for 50 Days on average.
| XLB | XLK | |
|---|---|---|
Market Cap | $7.73B | $132.55B |
Volume | 13,681,146 | 9,063,135 |
52-Week High | $53.67 | $202.00 |
52-Week Low | $42.23 | $127.49 |
Typical Hold Time | 70 Days | 50 Days |
Sector | — | Sector/Thematic |
Signals from Pluang's Aura AI — not financial advice
XLB, the Materials Select Sector SPDR ETF, trades at $49.55, up 1.16% today, but technical indicators signal a bearish trend with moving averages and ADX pointing lower. The fund is heavily concentrated in chemicals (49% of assets) and faces cyclical pressures, with recent news highlighting sector volatility amid AI-driven infrastructure demand. Key support sits at $48, while resistance is at $50.
The outlook for XLB is cautious due to sector overvaluation concerns and bearish technicals. Opportunities lie in long-term infrastructure trends, but risks include economic sensitivity and high concentration. Investors should weigh cyclical exposure against potential growth from manufacturing and AI-related material demand.
XLK trades at $198.68, down 1.35% on the day, with technical indicators showing a bullish overall signal driven by strong moving average support. The ETF maintains neutral oscillators with RSI readings around 60, suggesting balanced momentum. Recent news highlights ongoing investor focus on AI sector dynamics and concentration concerns within XLK's holdings, particularly its heavy chip exposure that may limit diversification benefits despite quarterly rebalancing.
The outlook for XLK remains tied to technology sector performance and AI investment trends, with potential upside from continued enterprise software strength and semiconductor demand. Key risks include interest rate sensitivity, sector concentration, and competitive ETF alternatives offering better risk-adjusted returns. Investors should weigh XLK's cost efficiency against its mega-cap heavy structure when considering technology exposure.
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In seeking to track the performance of the index, the fund employs a replication strategy. It generally invests substantially all, but at least 95%, of its total assets in the securities comprising the index. The index includes securities of companies from the following industries: chemicals; metals and mining; paper and forest products; containers and packaging; and construction materials. The fund is non-diversified.
Read more on XLB →XLK tracks the Technology Select Sector Index, providing targeted exposure to the largest and most influential technology companies within the S&P 500. It is a highly concentrated, liquid vehicle focused on software, semiconductors, and hardware leaders, serving as the primary benchmark for U.S. large-cap technology performance.
Read more on XLK →