Data through close

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

As of close · rank #1287 by open interest · snapshot page

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SPXU's nearest-expiration max pain is 34.00 for 2026-10-16, its GEX flip is 19.00, net GEX is 3,151,138, its put/call open-interest ratio is 0.34. These are whole-chain derived aggregates as of Oct 2, 2026 close.

Close
33.91
prev 34.61
Gamma max
35.24
+3.9% from close
Delta neutral
32.16
-5.2% from close
Gamma neutral
19.00
-44.0% from close
Open interest
30,129
-0.2% vs prev
Contracts listed
324
202 calls · 145 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
34.00
+0.3% from close
2026-10-16
GEX flip
19.00
-44.0% from close
Net GEX
3,151,138
10,458,821 per 100k OI
Call wall
35.00
+3.2% from close
Put wall
33.00
-2.7% from close
Put/call OI
0.34
7,562 puts / 22,567 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
9.8
within trailing 52-week range
Front / back ATM IV
+36.6% / +40.1%
-3.5 pp front premium
Expected move
+7.2%
14 DTE · one standard deviation
ATM straddle / spot
+5.5%
front-window midpoint premium
25Δ risk reversal
38.0 pp
put IV minus call IV
IV butterfly
2.4 pp
front-window smile convexity
Volume / open interest
0.06
1,736 contracts traded
Normalized net delta
0.124
option-holder convention
Modeled dealer delta
-0.123
opposite-side scenario
Vanna / 100k OI
2,761
volatility-sensitive delta
Charm / 100k OI
-768,774
time-decay-sensitive delta
IV surface range
152.3 pp
published contour maximum minus minimum

Download the complete dated analysis JSON .

SPXU closed 3.9% below its gamma max of 35.24. It is 5.2% above the delta neutral price of 32.16. Total open interest is 30,129, -0.2% 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

← DLR (#1286) ACB (#1288) →

Questions people ask about SPXU

Where is SPXU's gamma max today?

As of Oct 2, 2026, the gamma max for SPXU is 35.24, +3.9% from the 33.91 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 SPXU above or below its delta neutral price?

SPXU closed above delta neutral: 33.91 against a delta neutral price of 32.16. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does SPXU have?

30,129 contracts of open interest across 324 listed contracts on Oct 2, 2026, -0.2% 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.