08:21 AM EDT, 05/21/2024 (MT Newswires) -- The broad market exchange-traded fund SPDR S&P 500 ETF Trust ( SPY ) was marginally up by 0.01% and the actively traded Invesco QQQ Trust (QQQ) was 0.1% lower as markets were mixed in Tuesday's premarket activity, with investors awaiting fresh catalysts.

US stock futures were also mixed, with S&P 500 Index futures up 0.01%, Dow Jones Industrial Average futures were flat, and Nasdaq futures slipping 0.1% before the start of regular trading.

Richmond Federal Reserve President Thomas Barkin and Governor Christopher Waller will speak at 9 am ET, New York President John Williams at 9:05 am, Atlanta President Raphael Bostic at 9:10 am and 7 pm, and Vice Chair Michael Barr at 11:45 am.

In premarket action, bitcoin was up by 1.5% and the cryptocurrency fund ProShares Bitcoin Strategy ETF ( BITO ) was 1.9% higher.

Power Play:

Technology

Technology Select Sector SPDR Fund ( XLK ) advanced 0.2%, and the iShares US Technology ETF ( IYW ) was 0.1% higher, and the iShares Expanded Tech Sector ETF ( IGM ) was 1% up. Among semiconductor ETFs, SPDR S&P Semiconductor ETF ( XSD ) was inactive, while the iShares Semiconductor ETF ( SOXX ) rose by 0.1%.

Meta Materials ( MMAT ) shares were up more than 33% in premarket activity after the company said late Monday that its investigation has found "meritorious claims for market manipulation against several parties" and that it plans to take legal action against responsible parties.

Winners and Losers:

Health Care

The Health Care Select Sector SPDR Fund ( XLV ) advanced 0.2%. The Vanguard Health Care Index Fund ( VHT ) , the iShares US Healthcare ETF ( IYH ) , and the iShares Biotechnology ETF ( IBB ) were inactive.

SHL Telemedicine ( SHLT ) shares were up 14% premarket after the company said it now offers at-home biomarker blood tests for heart attack detection in Israel.

Consumer

The Consumer Staples Select Sector SPDR Fund ( XLP ) was flat, while the Vanguard Consumer Staples Fund (VDC), the iShares US Consumer Staples ETF ( IYK ) and the Consumer Discretionary Select Sector SPDR Fund ( XLY ) were inactive. The VanEck Retail ETF ( RTH ) was inactive, while the SPDR S&P Retail ETF ( XRT ) was flat.

Hesai Group's ( HSAI ) shares fell more than 12% in premarket activity Tuesday after the company reported a loss and declining sales for Q1.

Industrial

Industrial Select Sector SPDR Fund ( XLI ) advanced 0.2% while the Vanguard Industrials Index Fund ( VIS ) and the iShares US Industrials ETF ( IYJ ) were inactive.

ZIM Integrated Shipping Services ( ZIM ) shares were down more than 10% before the opening bell even after the company said it swung to Q1 earnings and reported higher revenue.

Energy

The iShares US Energy ETF ( IYE ) was inactive, while the Energy Select Sector SPDR Fund ( XLE ) was down by 0.4%.

Permianville Royalty Trust ( PVL ) shares were up 4.7% before Tuesday's opening bell after the company reported a reduction in the cumulative net profits shortfall in May to $3.9 million from about $4.5 million.

Financial

Financial Select Sector SPDR Fund ( XLF ) gained 0.3%. Direxion Daily Financial Bull 3X Shares ( FAS ) was up 0.2%, while its bearish counterpart Direxion Daily Financial Bear 3X Shares ( FAZ ) was 0.1% lower.

Commodities

Front-month US West Texas Intermediate crude oil retreated 1.9% to $77.78 per barrel on the New York Mercantile Exchange. Natural gas was down 2% to $2.69 per 1 million British Thermal Units. United States Oil Fund ( USO ) was 1.8% lower and the United States Natural Gas Fund ( UNG ) retreated 2%.

Gold futures for August fell 0.6% to $2,446.20 an ounce on the Comex, while silver futures retreated 1.8% to $31.86 an ounce. SPDR Gold Shares ( GLD ) lost 0.3%, and iShares Silver Trust ( SLV ) was flat.