Tempus, a genomic testing and data analysis company started by Eric Lefkosky, who previously founded Groupon, debuted on Nasdaq on Friday, rose about 15% on the opening.  The company priced… The tech layoff wave is still going strong in 2024. Following significant workforce reductions in 2022 and 2023, this year has already seen 60,000 job cuts across 254 companies, according to independent layoff