KBWB gamma exposure by strike

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

KBWB closed at 87.08 on October 20, 2026 with dealers net short $590K of gamma. The call wall was 89 (+2.2%), the put wall 85 (−2.4%) and the apex, the single largest gamma strike, 85.

−$590K
Net gamma
89
Call wall
+2.2%
85
Put wall
−2.4%
None
Gamma flip
short at every strike

KBWB largest gamma strikes within 4% of the close

Strikeshort ← dealer gamma → long
90
−$343
89
+$45K
88
+$1K
— close 87.08 —
87
−$28K
86
−$103K
85
−$504K
84
−$5K

The heaviest strike on the October 20, 2026 book was 85, carrying −$504K of dealer gamma, −2.4% from the close.

KBWB closed with dealers short gamma on 30 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 KBWB's map move live all session.

Common questions

What is KBWB's gamma exposure?

At the October 20, 2026 close, KBWB's net dealer gamma exposure was −$590K: short gamma.

Where is KBWB's call wall?

89, +2.2% from the 87.08 close on October 20, 2026.

Where is KBWB's put wall?

85, −2.4% 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.