Tā zuótiān jiǎncāng tài zǎo, jīntiān yòu zhuīgāo le.
He sold down too early yesterday and then chased the price back up today.
Tips
usage
减仓 (trim) is the opposite of 加仓 (add to position). Full exit is 清仓 (clear out). A-share retail investors also say 离场 or 割肉 (cut losses) for painful exits.