Globex Session Clock
ES / NQ trade ~23 hours · times ET
Index futures run almost around the clock on CME Globex — but only one stretch is the "real" market. The overnight builds the map the 9:30 cash open then reacts to. Tap a block:
6PM3AM9:304PM5PM
Times ET. Globex runs Sun 6PM → Fri 5PM with a daily 4:00–6:00 PM maintenance break. RTH (9:30–4:00) is where most volume and the "true" auction live.