Data through close

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

As of close · rank #2533 by open interest · snapshot page

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MWH's nearest-expiration max pain is 25.00 for 2026-10-16, its GEX flip is 13.72, net GEX is 131,111, its put/call open-interest ratio is 0.52. These are whole-chain derived aggregates as of Oct 2, 2026 close.

Close
25.25
prev 24.63
Gamma max
20.36
-19.4% from close
Delta neutral
22.80
-9.7% from close
Gamma neutral
13.72
-45.7% from close
Open interest
5,351
+47.0% vs prev
Contracts listed
39
27 calls · 20 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
25.00
-1.0% from close
2026-10-16
GEX flip
13.72
-45.7% from close
Net GEX
131,111
2,450,210 per 100k OI
Call wall
25.00
-1.0% from close
Put wall
25.00
-1.0% from close
Put/call OI
0.52
1,834 puts / 3,517 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
19.6
within trailing 52-week range
Front / back ATM IV
+59.9% / +64.5%
-4.6 pp front premium
Expected move
+11.7%
14 DTE · one standard deviation
ATM straddle / spot
+9.0%
front-window midpoint premium
25Δ risk reversal
-2.0 pp
put IV minus call IV
IV butterfly
– pp
front-window smile convexity
Volume / open interest
0.05
274 contracts traded
Normalized net delta
0.164
option-holder convention
Modeled dealer delta
-0.164
opposite-side scenario
Vanna / 100k OI
1,887
volatility-sensitive delta
Charm / 100k OI
181,910
time-decay-sensitive delta
IV surface range
10.1 pp
published contour maximum minus minimum

Download the complete dated analysis JSON .

MWH closed 19.4% above its gamma max of 20.36. It is 9.7% above the delta neutral price of 22.80. That is a fresh cross: the previous close was on the other side of gamma max. Total open interest is 5,351, +47.0% 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

Neighbours by open interest

← IIIN (#2532) VSEC (#2534) →

Questions people ask about MWH

Where is MWH's gamma max today?

As of Oct 2, 2026, the gamma max for MWH is 20.36, -19.4% from the 25.25 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 MWH above or below its delta neutral price?

MWH closed above delta neutral: 25.25 against a delta neutral price of 22.80. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does MWH have?

5,351 contracts of open interest across 39 listed contracts on Oct 2, 2026, +47.0% 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.