JAKARTA (Yosefardi) – Composite index of the Indonesia Stock Exchange (IDX) dropped 1.66% to 5,121.40 on Thursday (May 23) following the falls in regional markets.

Concerns over the future of the U.S. Federal Reserve’s monetary stimulus and weak Chinese factory data sent shares sharply lower, Reuters reported.

Japan’s Nikkei dropped 7.32%, its biggest one-day percentage drop in two years. Hong Kong’s Hang Seng fell 2.54%, Australia’s All Ordinaries shed 1.97%, Shanghai lost 1.16% and Korea’s KOPSI down 1.24%.

In Jakarta bourse, Adaro Energy dropped 4.5%, Bumi Resources down 4.1%, Alam Sutera lost 5.4%, Bank Negara Indonesia shed 3.67%, Charoen Pokphand slumped 5.45%, Kalbe Farma fell 3.97% and Perusahaan Gas Negara lost 3.94%.

Other losers were Saranacentral Bajatama (-5.36%), Media Nusantara Citra (-9.72%), Telkom (-1.21%), Bumi Serpong (-2.72%), and Bhakti Investama (-3.54%).

Nymex’s crude oil dropped 1.34% to US$93.02 per barrel. The rupiah weakened to Rp9,774 against the US Dollar.