“Chicago exchange, for short” crossword clue

Reveal the answer to see why it works and where this clue has appeared before.MERC is the answer to the New York Times crossword clue “Chicago exchange, for short”. It was last seen in the puzzle of October 30, 2025, where it runs at 37 Down and fills 4 squares. It crosses 4 other entries in that grid — those are listed below and are the quickest way to confirm the letters you already have.