“…This is interesting because this behavioral bias can lead to a crisis in a country (Armansyah, 2018) or even when the Covid-19 pandemic conditions affect the capital market (Allam et al, 2020). Several studies have found that overconfidence, endowment bias, confirmation bias, and recency bias all have a significant impact on investment decisions (Tjandrasa & Tjandraningtyas, 2018;Peñón & Ortega, 2018;Qasim et al, 2019;Rudiawarni et al, 2020;Rabbani et al, 2021;Armansyah, 2021;Gavrilakis & Floros, 2022). The purpose of this research is to gather evidence of irregularities in financial behavior such as herd instinct bias, emotional bias, and information processing bias in investment decision making as information technology and communication media evolve, as well as new policies in the Indonesian capital market.…”