US stock futures are treading water in Tuesday's premarket session as investors look ahead to key inflation data coming out Wednesday morning, including the monthly and weekly consumer price index and core CPI readings.

Dow Jones Industrial Average futures were off 0.1%, S&P 500 futures were edging 0.08% higher, and Nasdaq futures were up 0.2%.

Oil prices were moving lower, with front-month global benchmarks North Sea Brent crude declining 0.3% at $71.94 per barrel and US West Texas Intermediate crude declining 0.3% at $68.18 per barrel.

In equities, shares of Chimerix (CMRX) soared 198% in Tuesday's premarket session after the biotech firm said Monday that before the end of the year it will submit a New Drug Application with the US Food and Drug Administration for accelerated approval of dordaviprone to treat recurrent H3 K27M-mutant diffuse glioma. Cumberland Pharmaceuticals (CPIX) shares jumped 130% after it said Tuesday the FDA approved a supplemental NDA for acetadote to prevent or lessen liver injury after ingesting potentially toxic amounts of acetaminophen. And shares of Interactive Strength (TRNR) surged 27% after it said Tuesday that it has regained compliance with Nasdaq's minimum bid price rule.

On the losing side, shares of Biora Therapeutics (BIOR) tumbled 46% after it said in a regulatory filing Tuesday that it will be delisted from Nasdaq for failing to comply with its market value of listed securities requirement, effective Wednesday. MEDIROM Healthcare Technologies (MRM) shares shed 39% after it said late Monday that it has launched a public offering of 2,860,000 American Depositary Shares at $1.75 each for gross proceeds of approximately $5 million. And shares of Radiopharm Theranostics (RADX) fell 23%, adding to Monday's 51% loss.