Is IDX open on Friday 12 February 2021?

No. IDX is closed on Friday 12 February 2021 for Lunar New Year. It reopens on Monday 15 February 2021.

Lunar New Year

Related markets on 12 Feb 2021

TSE Tokyo	09:00–15:00
HKEX	Chinese New Year
SSE	Chinese New Year (Spring Festival)
KRX	Seollal (New Year's Day by the lunar)
NSE	09:15–15:30
SGX	Chinese New Year
ASX	10:00–16:00
NYSE	09:30–16:00
Nasdaq	09:30–16:00
TSX	09:30–16:00