Rupert Murdoch’s One Madison unit recently topped Manhattan’s luxury contracts, but the condo traded at a $2.5 million loss. Unit 57A, which asked $16 million, sold for $12.5 million, public records filed Monday show. The sale came in $3.5 million below ask and $2.5 million less than the $15 million the media mogul paid for it in 2014. The three-bedroom, three-and-a-half-bathroom unit spans over...