Ukraine's Central Bank Governor Valeria Gontereva has resigned, an official said.
"Yes, it's true, she has submitted (her resignation)," the official said, confirming a report by Interfax.
Gontareva will give a news conference at 11:00am (MSK).
No successor has been named as of now. The office of Ukrainian President Petro Poroshenko, who is responsible for choosing and dismissing the central bank governor, declined immediate comment.