Data through close

SMZ max pain, gamma exposure (GEX) & options open interest

As of close · rank #4711 by open interest · snapshot page

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SMZ's nearest-expiration max pain is 18.00 for 2026-10-16, its GEX flip is 7.42, net GEX is 1,185, its put/call open-interest ratio is 0.35. These are whole-chain derived aggregates as of Oct 2, 2026 close.

Close
19.10
prev 18.93
Gamma max
26.05
+36.4% from close
Delta neutral
14.76
-22.7% from close
Gamma neutral
7.42
-61.2% from close
Open interest
111
+11.0% vs prev
Contracts listed
23
18 calls · 10 puts

Whole-chain analytics

Derived after the close from the same dated options chain. Signed gamma exposure uses calls positive and puts negative; it is a model convention, not observed dealer inventory.

Nearest max pain
18.00
-5.8% from close
2026-10-16
GEX flip
7.42
-61.2% from close
Net GEX
1,185
1,067,155 per 100k OI
Call wall
41.00
+114.7% from close
Put wall
18.00
-5.8% from close
Put/call OI
0.35
29 puts / 82 calls

Advanced options analysis

Complete derived analysis from the dated chain, normalized where possible for comparison across tickers. Catalyst intensity measures unusual pricing and activity; it does not identify an event, predict direction, or establish that an investment is attractive.

Catalyst intensity
–
cross-sectional score / 100
Directional score
–
IV rank
48.6
within trailing 52-week range
Front / back ATM IV
+140.7% / +140.7%
0.0 pp front premium
Expected move
+27.6%
14 DTE · one standard deviation
ATM straddle / spot
–
front-window midpoint premium
25Δ risk reversal
– pp
put IV minus call IV
IV butterfly
– pp
front-window smile convexity
Volume / open interest
0.10
11 contracts traded
Normalized net delta
0.274
option-holder convention
Modeled dealer delta
-0.274
opposite-side scenario
Vanna / 100k OI
0
volatility-sensitive delta
Charm / 100k OI
0
time-decay-sensitive delta
IV surface range
85.6 pp
published contour maximum minus minimum

Download the complete dated analysis JSON .

SMZ closed 36.4% below its gamma max of 26.05. It is 22.7% above the delta neutral price of 14.76. Total open interest is 111, +11.0% versus the previous session. What gamma max means · What delta neutral means

History

Full history since 2020: drag to pan, scroll to zoom, hover for values. Open full-screen chart

Analysis visualizations

Derived from the 2026-10-02 options chain. Select an analysis to explore its chart.

Gamma walls

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In today's screens

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Neighbours by open interest

← ILIT (#4710) BBUC (#4712) →

Questions people ask about SMZ

Where is SMZ's gamma max today?

As of Oct 2, 2026, the gamma max for SMZ is 26.05, +36.4% from the 19.10 close. Gamma max is the underlying price at which the summed gamma of every open contract is largest; how it is computed and why it matters.

Is SMZ above or below its delta neutral price?

SMZ closed above delta neutral: 19.10 against a delta neutral price of 14.76. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does SMZ have?

111 contracts of open interest across 23 listed contracts on Oct 2, 2026, +11.0% versus the previous session. What open interest measures.

Levels are recomputed after every trading day from licensed end-of-day options data; only derived aggregates are published. Methodology · Data and licence · Not investment advice.