Last week was moderate for Wall Street. The S&P 500 (up 0.4%), the Dow Jones (0.24%), the Nasdaq Composite (up 0.4%) – the big three indexes have advanced moderately last week. This was probably because of a little surge on the virus front. Though multiple states in the United States have lifted COVID-19 restrictions, almost half of United States reported rising cases recently, thanks largely to delta variant.The ISM Services for June came in a little bearish, coming in 320 basis points lower on its survey headline than expected, to 60.1%. It was also off May’s record high of 64.0%. Price increases and worker shortages seem to account for the relative headwinds. Still, the reported data were way above the breakeven level of 50% (read: 3 Sector ETFs That Have More Room for Growth in Q3).Meanwhile, jobs data came in robust on Jul 2. The U.S. economy added 850,000 jobs in June 2021 (after rising 559,000 in May), beating market expectations of a rise of 700,000 (read: 5 Sector ETFs to Play Robust June Jobs Data).Against this mixed sentiment, the below-mentioned ETFs have gained last week.ETFs in Focus Rare Earth/Strategic Metals Vaneck ETF REMX – Up 14.2%The underlying MVIS Global Rare Earth/Strategic Metals Index tracks the overall performance of companies involved in producing, refining, and recycling of rare earth and strategic metals and minerals. The fund charges 59 bps in fees. Siren Large Cap Blend Index ETF SPQQ – Up 8.6%The underlying Siren Large Cap Blend Index identifies two universes of stocks one consisting of the 500 largest US companies by market cap, including REITs, listed on US exchanges & one of the 100 largest US & non-US companies by market cap, except for financial companies, listed on the NASDAQ Global Select Market. It then selects the 30 largest companies from each Universe by market cap & weights equally. The fund charges 20 bps in fees.Global X Lithium & Battery Tech ETF LIT – Up 8.5%The underlying Solactive Global Lithium Index tracks the performance of the largest and most liquid listed companies that are active in the exploration and/ or mining of Lithium or the production of Lithium batteries. The fund charges 75 bps in fees (read: 5 Niche ETFs Dominating the Current Market Rally).Global X MSCI China Materials ETF CHIM – Up 7.2%The underlying MSCI China Materials 10/50 Index reflects the performance of securities that are classified in China according to the MSCI Global IMI Index Methodology, that satisfy minimum investability thresholds and that are classified in the materials sector as per the GICS. The fund charges 66 bps in fees.The Short De-Spac ETF SOGU – Up 6.1%The Short De-SPAC ETF is an actively managed exchange traded fund that attempts to achieve the inverse of the return of the De-SPAC Index. The expense ratio of the fund 1.05%.Want key ETF info delivered straight to your inbox?Zacks’ free Fund Newsletter will brief you on top news and analysis, as well as top-performing ETFs, each week. Get it free >> Breakout Biotech Stocks with Triple-Digit Profit Potential The biotech sector is projected to surge beyond $775 billion by 2024 as scientists develop treatments for thousands of diseases. They’re also finding ways to edit the human genome to literally erase our vulnerability to these diseases. Zacks has just released Century of Biology: 7 Biotech Stocks to Buy Right Now to help investors profit from 7 stocks poised for outperformance. Our recent biotech recommendations have produced gains of +50%, +83% and +164% in as little as 2 months. The stocks in this report could perform even better.See these 7 breakthrough stocks now>>Want the latest recommendations from Zacks Investment Research? Today, you can download 7 Best Stocks for the Next 30 Days. Click to get this free report Global X Lithium & Battery Tech ETF (LIT): ETF Research Reports Global X MSCI China Materials ETF (CHIM): ETF Research Reports VanEck Vectors Rare EarthStrategic Metals ETF (REMX): ETF Research Reports Siren Large Cap Blend Index ETF (SPQQ): ETF Research Reports The Short DeSPAC ETF (SOGU): ETF Research Reports To read this article on Zacks.com click here.