Today's OI Read — SPGI
Where the walls are, where price sits, and what the dealer positioning implies for S&P Global
Sandwiched between dominant walls — dealer hedging on both sides creates structural pinning.
Near or below average — wall levels carry typical structural weight.
Between 0.8–1.2 — balanced positioning. No strong directional lean from options flow alone.
The highest OI concentration strike — the structural anchor dealers are most committed to hedging.
Price is below the dominant wall — acts as resistance.
Call-heavy at the dominant wall — call sellers cap rallies toward it. Acts as resistance.
Today's Top Setup — SPGI
SQUEEZE, PIN, and CAGE scored 0–100 from OI structure. Highest score = today's highest-conviction setup.
Strength scores are locked
PROSee exactly which setup is most likely — and by how much
Top OI Walls
Largest open interest concentrations · sorted by strike price
| Rank | Strike | Call OI | Put OI | Total OI | P/C | % of Max |
|---|---|---|---|---|---|---|
| #1 | $440 Resistance | 171 | 0 | 171 | 0.00 |
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| #3 | $430 Resistance | 79 | 0 | 79 | 0.00 |
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▶ $417.46
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| #4 | $400 Support | 8 | 65 | 73 | 8.12 |
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| #5 | $395 Support | 0 | 63 | 63 | — |
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| #2 | $385 Support | 0 | 99 | 99 | — |
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SQUEEZE / PIN / CAGE Setup Backtest — SPGI
Last 50 sessions — which setup fired, what the score was, and whether it hit. See the actual win/loss record.