"The economic collapse caused by corona is not over yet, even though some markets show signs of recovery. How sustainable these trends are is currently unforeseeable," the spokesman said.
Thyssenkrupp, Europe's second-largest steelmaker, continues to rely on the instrument of shortened working hours but could reduce it by about a quarter compared to the summer months, he added.
The group will review the situation by the end of the year to decide whether it will still need short-time work in 2021.
(Reporting by Tom Kaeckenhoff; writing by Christoph Steitz; editing by Thomas Seythal)