iShares S&P GSCI Commodity-Indexed Trust ETF vs State Street SPDR S&P Biotech ETF — how do they compare? iShares S&P GSCI Commodity-Indexed Trust ETF trades at $32.61, while State Street SPDR S&P Biotech ETF trades at $159.35. The key difference: State Street SPDR S&P Biotech ETF is trading nearer its 52-week high, iShares S&P GSCI Commodity-Indexed Trust ETF nearer its low. Which is the better fit depends on your goals.
| GSG | XBI | |
|---|---|---|
Sector | Commodities - Metals/Agriculture | Broad Market / Factor |
52-Week High | $34.77 | $164.28 |
52-Week Low | $22.06 | $86.92 |
Signals from Pluang's Aura AI — not financial advice
GSG, the iShares S&P GSCI Commodity-Indexed Trust ETF, trades at $32.62, up 0.93% on the day, with technical indicators showing a bearish bias from moving averages but neutral oscillators. The ETF's performance is heavily tied to energy commodities, which drove strong gains in H1 2026, though recent analyst sentiment has turned cautious due to sector volatility. Key support is at $31, with resistance at $32.
The outlook for GSG hinges on commodity market dynamics, particularly energy prices, offering exposure to broad commodities but facing risks from geopolitical tensions and volatility. Investor caution is warranted as analysts highlight increased risks near current price levels, with a recent downgrade to Hold reflecting concerns over sustained outperformance.
XBI, the SPDR S&P Biotech ETF, trades at $159.39, up 0.86% on the day, with a bullish technical signal driven by moving averages. The fund holds 155 biotech stocks, benefiting from strong sector momentum, including a 17% gain in June 2026 (ETF Trends, 2026-07-01). Recent news highlights institutional buying and positive drug trial outcomes fueling the rally.
Outlook: Biotech sector tailwinds from M&A, AI drug discovery, and clinical successes support further upside, but high volatility and policy risks persist. Investors gain diversified exposure to small- and mid-cap biotech innovation, though the 0.35% expense ratio and lack of dividend yield may deter income-focused buyers.
Trailing returns across standard periods
GSG is a diversified commodity ETF that tracks the S&P GSCI Total Return Index. It provides exposure to a broad basket of futures, including energy, metals, and agriculture, with a significant weighting toward the energy sector.
Read more on GSG →XBI is an equal-weighted ETF that tracks the U.S. biotechnology segment. It provides diversified exposure to small, mid, and large-cap biotech firms involved in drug discovery and medical research, such as Moderna and Exact Sciences.
Read more on XBI →