TomoTherapy of Madison, Wisconsin, which makes the Hi•Art® treatment system for advanced radiation therapy, will buy privately held Chengdu Twin Peak Accelerator Technology Inc., located in the provincial capital of Sichuan, China. Twin Peak produces linear accelerators, which are used in radiation therapy systems to create the high-energy x-rays that treat cancer. Terms of the transaction were not disclosed. More details...

Stock Symbol: (NSDQ: TOMO)