PH gamma exposure by strike

From the closing options book · October 20, 2026 · updated after every close

PH closed at 944.61 on October 20, 2026 with dealers net short $258K of gamma. The call wall was 1060 (+12.2%), the put wall 930 (−1.5%) and the apex, the single largest gamma strike, 930.

−$258K
Net gamma
1060
Call wall
+12.2%
930
Put wall
−1.5%
None
Gamma flip
short at every strike

PH largest gamma strikes within 4% of the close

Strikeshort ← dealer gamma → long
980
+$348K
— close 944.61 —
940
−$232K
930
−$1.3M
910
−$78K

The heaviest strike on the October 20, 2026 book was 930, carrying −$1.3M of dealer gamma, −1.5% from the close.

PH closed with dealers short gamma on 20 of the last 60 sessions. In short gamma, dealer hedging buys rallies and sells drops, which tends to extend moves; in long gamma it leans against them.

Positive (green) strikes are where dealers are long gamma and hedge against the move; negative (pink) strikes are where they are short and hedge with it. These are closing levels: where hedging was concentrated last night, not targets.

These are the October 20, 2026 closing numbers. Members see PH's map move live all session.

Common questions

What is PH's gamma exposure?

At the October 20, 2026 close, PH's net dealer gamma exposure was −$258K: short gamma.

Where is PH's call wall?

1060, +12.2% from the 944.61 close on October 20, 2026.

Where is PH's put wall?

930, −1.5% from the close on October 20, 2026.

Compare: gamma exposure by strike on other tickers

Measured from the closing options book and rebuilt after every close. Nothing on this page is live. Levels are where dealer hedging is concentrated, not targets or forecasts. Not investment advice.