Data through close

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

As of close · rank #916 by open interest · snapshot page

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MSTX's nearest-expiration max pain is 17.00 for 2026-10-09, its GEX flip is 15.24, net GEX is 744,880, its put/call open-interest ratio is 0.75. These are whole-chain derived aggregates as of Oct 2, 2026 close.

Close
19.82
prev 20.00
Gamma max
22.38
+12.9% from close
Delta neutral
16.12
-18.7% from close
Gamma neutral
15.24
-23.1% from close
Open interest
57,028
-12.3% vs prev
Contracts listed
615
399 calls · 339 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
17.00
-14.2% from close
2026-10-09
GEX flip
15.24
-23.1% from close
Net GEX
744,880
1,306,166 per 100k OI
Call wall
20.00
+0.9% from close
Put wall
16.00
-19.3% from close
Put/call OI
0.75
24,510 puts / 32,518 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
33.4
within trailing 52-week range
Front / back ATM IV
+124.6% / +130.9%
-6.4 pp front premium
Expected move
+17.3%
7 DTE · one standard deviation
ATM straddle / spot
+13.3%
front-window midpoint premium
25Δ risk reversal
10.9 pp
put IV minus call IV
IV butterfly
15.0 pp
front-window smile convexity
Volume / open interest
0.24
15,789 contracts traded
Normalized net delta
0.174
option-holder convention
Modeled dealer delta
-0.163
opposite-side scenario
Vanna / 100k OI
1,708
volatility-sensitive delta
Charm / 100k OI
-616,129
time-decay-sensitive delta
IV surface range
51.7 pp
published contour maximum minus minimum

Download the complete dated analysis JSON .

MSTX closed 12.9% below its gamma max of 22.38. It is 18.7% above the delta neutral price of 16.12. Total open interest is 57,028, -12.3% 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

← AXON (#915) AFL (#917) →

Questions people ask about MSTX

Where is MSTX's gamma max today?

As of Oct 2, 2026, the gamma max for MSTX is 22.38, +12.9% from the 19.82 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 MSTX above or below its delta neutral price?

MSTX closed above delta neutral: 19.82 against a delta neutral price of 16.12. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does MSTX have?

57,028 contracts of open interest across 615 listed contracts on Oct 2, 2026, -12.3% 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.