The world’s biggest retailer reported profits of $3.8 billion NEW YORK: Walmart reported a jump in first-quarter earnings Thursday on higher US store sales and eCommerce growth following heavy investment in new “omnichannel” retail ventures. The world’s biggest retailer reported profits of $3.8 billion. That’s an increase of 80 percent from the year-ago period when results were dented by a one-time earnings hit following US tax reform. Shares rose in pre-market trading.