In statements issued around the Journal report, Wynn denied he had ever assaulted anyone, and his company said the newspaper report reflected allegations made in court by his ex-wife “in her legal battle with him and the company.”
Still, Wynn Resorts formed a special committee to investigate the allegations, according to a board statement.
In January, Wynn stepped down from his post as the Republican National Committee’s finance chief. The billionaire, a prominent supporter of President Donald Trump, presided over a record-setting cash haul for the RNC. The group is projected to have raised more than $130 million in 2017.
—CNBC’s Chloe Aiello and Javier David contributed to this report.