This study aims to analyze the role of attitude in mediating the influence of social media influencers, risk, fear of missing out (Fomo) and herd behavior on interest in investing in stocks of capital market in millennials. The research method used a quantitative approach. The object of the study consists of social media influencers, risk, fear of missing out (FOMO), herd behavior, investment interest, and attitude. The research subjects are millennials. The sample selection used a non-probabilistic sampling method, with a purposive sampling technique. The researchers used partial least-squares structural equation models to analyze data and the results found that social media influencers had a significant effect on investment intentions. Risk had a significant effect on millennial interest in investing in the capital market. Fear of missing out had a significant effect on millennial interest in investing in the capital market. Herd behavior had a significant effect on millennial interest in investing in the capital market. Meanwhile, attitudes did notmediate the effect of social media influencers, risk, and fear of missing out on millennial interest in investing.Attitudes mediate the effect of herd behavior on millennial interest in investing in the capital market.
