Estiyani, N.W., Hendrawaty, E. and Dalimunthe, N.P. 2024. The impact of stock price, trading volume, returns, and return volatility on the bid-ask spread: Study of companies undergoing stock splits. Asian Journal of Economics and Business Management. 3, 2 (Jul. 2024), 566–572. DOI:https://doi.org/10.53402/ajebm.v3i2.439.