They have until April 21 or 22 for KRX to decide whether to delist them. Securities Market will also file that at the time.
“Under Article 19 of the Enforcement Regulations of the Securities Market Listing Regulations, KRX must: Hold the Securities Market Listing Disclosure Committee within 20 business days → Deadline: by April 16–17, 2026 (depending on business-day count) Decide whether to delist within 3 business days after the committee meeting. This means the final delisting or maintenance decision will occur no later than late April 2026.”