H. Brooke Paige, a Vermont Republican who filed for six separate statewide offices in the August 14 primary, won all six of his races. He is now the Republican nominee for U.S. Senate, U.S. House, Auditor, Treasurer, Attorney General, and Secretary of State.
See this story. He says he entered the primaries to keep Democratic candidates from winning Republican nominations via write-ins. He is free to withdraw from any of his races, and let the Republican Party choose replacements.