[ABSTRAK
Penelitian ini bertujuan untuk menjelaskan strategi momentum dalam menghasilkan abnormal return di Bursa Efek Indonesia dengan menggunakan beberapa faktor. Faktor-faktor yang digunakan dalam penelitian ini adalah faktor pasar, size, rasio book-to-market, dan momentum. Penelitian ini menggunakan model CAPM, Fama French Three Factor Model, dan Carhart Four Factor Model untuk melihat pengaruh dari faktor-faktor dengan menggunakan strategi formation- holding 6-6 dan 12-12. Hasil penelitian menunjukkan bahwa strategi momentum mampu menghasilkan abnormal return di Bursa Efek Indonesia. Selanjutnya, keempat faktor tersebut memiliki pengaruh dalam menghasilkan abnormal return pada portofolio winner jika dibandingkan dengan portofolio loser;

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ABSTRACT
This study aimed to explain the momentum strategy for generating abnormal returns in the Indonesia Stock Exchange by using several factors. The factors are market factor, size, book-to-market ratio, and momentum. This study implemented formation-holding 6-6 months and 12-12 months. This study using CAPM, Fama French Three Factor Model, and Carhart Four Factor Model to see the effect of these factors. The result showed that momentum strategy is able to generating abnormal return in the Indonesia Stock Exchange. Furthermore, all four of these factors have influence in generating abnormal return on winner portfolio of the momentum strategy compared with the loser portfolio., This study aimed to explain the momentum strategy for generating abnormal returns in the Indonesia Stock Exchange by using several factors. The factors are market factor, size, book-to-market ratio, and momentum. This study implemented formation-holding 6-6 months and 12-12 months. This study using CAPM, Fama French Three Factor Model, and Carhart Four Factor Model to see the effect of these factors. The result showed that momentum strategy is able to generating abnormal return in the Indonesia Stock Exchange. Furthermore, all four of these factors have influence in generating abnormal return on winner portfolio of the momentum strategy compared with the loser portfolio.]