The 47th San Antonio Breast Cancer Symposium (SABCS), held from December 10–13, 2024, in San Antonio, USA, showcased the latest research, clinical practices, and technological innovations in breast cancer. In this special installment of the “Highlights Series,” hosted by Prof. Yongmei Yin of Jiangsu Provincial People’s Hospital, Prof. Qiang Liu from the Sun Yat-sen Memorial Hospital joins us live from SABCS to present significant immunotherapy findings unveiled on the final day of the conference (December 13). These include updates on the ZEST, CamRelief, NSABP B-59/GBG-96-GeparDouze, A-BRAVE, and BreastImmune-03 studies for triple-negative breast cancer (TNBC), as well as insights into HER2-positive breast cancer from the NRG-BR004 and neoHIP trials.