Data through close

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

As of close · rank #3493 by open interest · snapshot page

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JKHY's nearest-expiration max pain is 150.00 for 2026-10-16, its GEX flip is 154.26, net GEX is -87,356, its put/call open-interest ratio is 0.88. These are whole-chain derived aggregates as of Oct 2, 2026 close.

Close
142.54
prev 143.84
Gamma max
169.97
+19.2% from close
Delta neutral
145.64
+2.2% from close
Gamma neutral
154.26
+8.2% from close
Open interest
1,334
+0.5% vs prev
Contracts listed
96
49 calls · 50 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
150.00
+5.2% from close
2026-10-16
GEX flip
154.26
+8.2% from close
Net GEX
-87,356
-6,548,422 per 100k OI
Call wall
150.00
+5.2% from close
Put wall
145.00
+1.7% from close
Put/call OI
0.88
626 puts / 708 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
7.0
within trailing 52-week range
Front / back ATM IV
+30.6% / +34.2%
-3.6 pp front premium
Expected move
+6.0%
14 DTE · one standard deviation
ATM straddle / spot
+11.2%
front-window midpoint premium
25Δ risk reversal
1.0 pp
put IV minus call IV
IV butterfly
3.3 pp
front-window smile convexity
Volume / open interest
0.01
7 contracts traded
Normalized net delta
-0.064
option-holder convention
Modeled dealer delta
0.064
opposite-side scenario
Vanna / 100k OI
1,574
volatility-sensitive delta
Charm / 100k OI
1,852,699
time-decay-sensitive delta
IV surface range
53.2 pp
published contour maximum minus minimum

Download the complete dated analysis JSON .

JKHY closed 19.2% below its gamma max of 169.97. It is 2.2% below the delta neutral price of 145.64. Total open interest is 1,334, +0.5% 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

← USAX (#3492) NRC (#3494) →

Questions people ask about JKHY

Where is JKHY's gamma max today?

As of Oct 2, 2026, the gamma max for JKHY is 169.97, +19.2% from the 142.54 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 JKHY above or below its delta neutral price?

JKHY closed below delta neutral: 142.54 against a delta neutral price of 145.64. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does JKHY have?

1,334 contracts of open interest across 96 listed contracts on Oct 2, 2026, +0.5% 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.