Today's OI Read — BLK
Where the walls are, where price sits, and what the dealer positioning implies for BlackRock
Sandwiched between dominant walls — dealer hedging on both sides creates structural pinning.
Slightly above average — mild additional pinning force at key strikes.
Above 1.2 — more put OI than calls. Hedging demand elevated; market participants are positioned defensively.
The highest OI concentration strike — the structural anchor dealers are most committed to hedging.
Price is above the dominant wall — acts as support.
Put-heavy at the dominant wall — put sellers defend this level. Acts as structural support/magnet.
Today's Top Setup — BLK
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 · * OI projected from prior day
| Rank | Strike | Call OI | Put OI | Total OI | P/C | % of Max |
|---|---|---|---|---|---|---|
| #2 | $1100 Resistance | 207 | 23 | 230 | 0.11 |
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▶ $1092.50
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| #5 | $1070 Support | 104 | 17 | 121 | 0.16 |
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| #3 | $1050 Support | 165 | 33 | 198 | 0.20 |
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| #4 | $1020 Support | 0 | 175 | 175 | — |
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| #1 | $940 Support | 0 | 242 | 242 | — |
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SQUEEZE / PIN / CAGE Setup Backtest — BLK
Last 50 sessions — which setup fired, what the score was, and whether it hit. See the actual win/loss record.