IOT gamma exposure by strike

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

IOT closed at 42.39 on October 20, 2026 with dealers net long $1.1M of gamma. The call wall was 44 (+3.8%), the put wall 40 (−5.6%) and the apex, the single largest gamma strike, 44.

+$1.1M
Net gamma
44
Call wall
+3.8%
40
Put wall
−5.6%
43.75
Gamma flip
+3.2%

IOT largest gamma strikes within 4% of the close

Strikeshort ← dealer gamma → long
44
+$324K
43.5
+$12K
43
+$73K
42.5
+$62K
— close 42.39 —
42
+$136K
41.5
+$16K
41
+$12K

The heaviest strike on the October 20, 2026 book was 44, carrying +$324K of dealer gamma, +3.8% from the close.

IOT closed with dealers short gamma on 0 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 IOT's map move live all session.

Common questions

What is IOT's gamma exposure?

At the October 20, 2026 close, IOT's net dealer gamma exposure was +$1.1M: long gamma.

Where is IOT's call wall?

44, +3.8% from the 42.39 close on October 20, 2026.

Where is IOT's put wall?

40, −5.6% 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.