- Contract unit
- $50 × S&P 500 IndexAbout $375,000 notional with the index near 7,500 (S&P 500 ≈ 7,490 on 2026-07-31). CME Globex symbol ES.
- Tick
- 0.25 index points = $12.50Per contract. A 1.00-point move is $50 per contract.
- Micro contract
- MES, $5 × indexOne tenth of ES: 0.25 tick = $1.25, a 1.00-point move = $5. About $37,500 notional at the same level. Same hours, months, and settlement mechanics as ES.
- Exchange
- CME (Globex)
- Hours
- Sun 18:00 ET – Fri 17:00 ETNearly 24/5, with a daily maintenance halt 17:00–18:00 ET.
- Months
- Mar, Jun, Sep, Dec (H, M, U, Z)Quarterly. Cash-settled — no delivery.
- Daily settlement
- VWAP, 14:59:30–15:00:00 CTVolume-weighted average of Globex trades in the last 30 seconds before 15:00 CT, rounded to the nearest 0.25 — a single unambiguous exchange print each day.
- Final settlement
- S&P 500 SOQ, third FridayCash-settled to the Special Opening Quotation of the S&P 500 on the third Friday of the contract month; the expiring contract stops trading 9:30 ET that day.
- Margin (broker-set)
- ES: ~$2,800 intraday / ~$27,600–32,800 overnightBroker snapshot 2026-08-01 via emini-watch.com: TradeStation ES $2,762 intraday / $27,616 overnight initial; IBKR $22,987 / $32,839. MES: TradeStation $276 / $2,762. CME exchange-minimum margins were not verifiable from the official pages for this dossier; margins move with volatility — check CME and your broker before sizing anything.
- CFD equivalent
- US500 / SPX500OTC contract with the broker as counterparty (e.g., FTMO lists “US500.cash”): flexible size, but broker-set pricing and spread, and no exchange settlement print to resolve against.