Eli Lilly and Company (NYSE:LLY) is one of the best US stocks to buy and hold in 2026. On January 20, Eli Lilly received FDA Breakthrough Therapy designation for sofetabart mipitecan. This status applies to the treatment of adults with platinum-resistant ovarian, fallopian tube, or primary peritoneal cancer whose disease has progressed despite prior therapies. Following positive Phase 1a/b data, this designation is expected to accelerate development timelines and increase regulatory engagement, significant ...