Tandem Diabetes Care, Inc. TNDM reported an adjusted loss per share of 27 cents for the third quarter of 2022 against adjusted earnings of 10 cents per share in the year-ago period. Tandem Diabetes Care, Inc. (TNDM): Free Stock Analysis Report Factoring the pandemic and competitive pressure as well as the evolving economic environment, including inflation and the threat of recession, the company slashed its full-year guidance.