🔔 $SPX 16:15 ET EOD SESSION RECAP & MARKET CLOSE (Tuesday, Oct 20)
📊 CURRENT STATE AT CLOSE:
• Final Settlement: 7710.63 (+31.62 pts / +0.41% vs open 7679.01)
• Session Range: 7668.03 – 7748.42 (80.39 pt swing)
• VIX: 17.44 (VVIX: 98.14)
• Net GEX: $-4.77B (Negative Gamma · Cascade Expansion)
• Call Wall: 7710 | Put Wall: 7710
• Zero Gamma: 7725
⏱️ SESSION PROGRESSION & TIMELINE:
• 09:30–09:45 ET · Opening Calibration: Opened at 7679.01 (dipped to 7668.03) in Negative Gamma ($-18.74B).
• 10:45 ET · Squeeze & Flip: Surged to 7741.03 (day high 7748.42), flipping Net GEX (+$13.15B).
• 12:45 ET · Midday Consolidation: Volume absorption stabilized spot at 7717.29 (+$1.81B GEX).
• 15:45 ET · Afternoon Compression: Spot traded to 7710.69, compressing below Zero Gamma ($-5.27B GEX).
• 16:00 ET · Session Close: Settled at 7710.63 (+31.62 pts), pinning between 7710 Put Wall and 7710 Call Wall.
⚠️ OVERNIGHT POSTURE:
Spot closed at 7710.63 below Zero Gamma (7725) in Negative Gamma ($-4.77B). Dealer short gamma accelerates overnight gap risk. Keep overnight risk strictly asymmetric (e.g. 1DTE Call BWB with $0 downside risk).
⚠️ For educational and paper trade only, not financial advice.
#SPX #Options #0DTE #GEX #Gamma #Trading #Futures #Volatility
🔔 $SPX 4:15 PM ET Full Day Session Autopsy & Narrative Video Recap (Thursday, Oct 15)
Today's session was an institutional study in Dealer Gamma Positioning: how market maker delta hedging guided SPX into the final cash settlement.
📊 KEY CLOSING INFLECTION LEVELS:
• Final Settlement: 7744.06 (+0.00 pts / +0.00%)
• VIX: 16.43
• 🟢 Major Call Wall: 7745 (Upper Resistance Pin)
• 🔴 Major Put Wall: 7750 (Lower Support Cushion)
• ⚡ Zero Gamma Pivot: 7690 (Regime Pivot)
• Net GEX: +$9.20B
🎯 TACTICAL TAKEAWAYS:
1. Zero Gamma as Binary Filter: Staying above 7690 validated positive-theta credit structures.
2. Wall Boundaries Work: The 7750/7745 walls marked the primary trading channel.
3. Execution Discipline: 3:15 PM hard exits protected gains before MOC imbalances.
📺 Full 1080p animated timeline video attached below 👇
#SPX #OptionsTrading #0DTE #GammaExposure #GEX #Volatility
🔔 $SPX 4:15 PM ET Full Day Session Autopsy & Narrative Video Recap (Wednesday, Oct 14)
Today's session was an institutional study in Dealer Gamma Positioning: how market maker delta hedging guided SPX into the final cash settlement.
📊 KEY CLOSING INFLECTION LEVELS:
• Final Settlement: 7718.94 (-55.24 pts / -0.71%)
• VIX: 16.87
• 🟢 Major Call Wall: 7740 (Upper Resistance Pin)
• 🔴 Major Put Wall: 7700 (Lower Support Cushion)
• ⚡ Zero Gamma Pivot: 7704 (Regime Pivot)
• Net GEX: +$0.00B
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⏱️ INTRADAY SESSION MILESTONES:
1️⃣ 09:45 ET · Opening Balance: Morning calibration established initial range.
2️⃣ 11:45 ET · Midday Boundary Defense: Liquidity absorption through European close.
3️⃣ 14:15 ET · Afternoon Theta Collapse: Wings outside walls hit profit targets before 3:15 PM ET exit.
4️⃣ 16:15 ET · Final Settlement: SPX completed the session settling at 7718.94.
📺 Full 1080p animated timeline video attached below 👇
#SPX #OptionsTrading #0DTE #GammaExposure #GEX #Volatility