Li, Sophia Zhengzi; Yuan, Peixuan; Zhou, Guofu - 2022
Based on intraday data for a large cross section of individual stocks, we find that the risk component of stock returns … until market close at 16:00. Strikingly, the return on the long-short tradable spread portfolio sorted by the risk component … exhibits a similar return momentum, which is the first cross-sectional return momentum in the intraday literature. The risk …