Mercer International is trading at $0.26, up 7.57%, with no identified company announcement explaining the October 12 pre-market rise. - It entered advanced recapitalization talks with noteholders holding over 75% of its 2028 and 2029 notes; no definitive agreement has been reached. - The company invoked a 30-day grace period on an approximately $25.8 million interest payment due October 1. Recent debt news provides context but is not established as the cause; broader market futures were modestly higher, not a clear explanation.