Glossary Detail: Put Wall
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Backtesting Put Wall on High-Beta Names
The strike with the highest put open interest — acts as options-derived support where dealer hedging creates buying pressure.
Further Details:
The Put Wall is the strike price with the highest concentration of put option open interest. It represents a price level where significant put selling (by market makers) creates a demand zone. As stock approaches the put wall, dealer hedging activity generates buying pressure that acts as a floor.