NRG gamma exposure by strike

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

NRG closed at 97.84 on October 20, 2026 with dealers net long $1.0M of gamma. The call wall was 110 (+12.4%), the put wall 95 (−2.9%) and the apex, the single largest gamma strike, 110.

+$1.0M
Net gamma
110
Call wall
+12.4%
95
Put wall
−2.9%
109.5
Gamma flip
+11.9%

NRG largest gamma strikes within 4% of the close

Strikeshort ← dealer gamma → long
100
−$43K
99
+$42K
— close 97.84 —
95
−$536K
94
−$54K

The heaviest strike on the October 20, 2026 book was 95, carrying −$536K of dealer gamma, −2.9% from the close.

NRG closed with dealers short gamma on 4 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 NRG's map move live all session.

Common questions

What is NRG's gamma exposure?

At the October 20, 2026 close, NRG's net dealer gamma exposure was +$1.0M: long gamma.

Where is NRG's call wall?

110, +12.4% from the 97.84 close on October 20, 2026.

Where is NRG's put wall?

95, −2.9% 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.