Cigna said Dec. 10 it is planning an additional $10 billion of stock buybacks, raising its total planned repurchases to $11.3 billion, and considering "bolt-on acquisitions" and "value-enhancing divestitures." 9. Payers partnered with Mark Cuban's drug company It was a busy year for Mark Cuban Cost Plus Drug Co., which launched or inked partnerships with Capital Blue Cross, Blue Shield of California and Select Health, the insurance arm of Salt Lake City-based Intermountain Health. As Cost Plus has worked to make drug pricing more transparent, insurers and PBMs also launched or announced new pharmacy models and products this year, including Express Scripts, CVS Health, Optum Rx and Elevance Health. 10. A Medicare Advantage executive is charged with fraud against the U.S.