Data through close

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

As of close · rank #4703 by open interest · snapshot page

Chart Download CSV JSON snapshot Advanced analysis

IONZ's nearest-expiration max pain is 18.00 for 2026-10-16, net GEX is 8,365, its put/call open-interest ratio is 0.33. These are whole-chain derived aggregates as of Oct 2, 2026 close.

Close
20.39
prev 20.17
Gamma max
18.19
-10.8% from close
Delta neutral
14.05
-31.1% from close
Gamma neutral
20.39
0.0% from close
Open interest
113
+0.9% vs prev
Contracts listed
29
21 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
-11.7% from close
2026-10-16
GEX flip
–
Net GEX
8,365
7,402,286 per 100k OI
Call wall
21.00
+3.0% from close
Put wall
20.00
-1.9% from close
Put/call OI
0.33
28 puts / 85 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
15.8
within trailing 52-week range
Front / back ATM IV
+131.4% / +149.3%
-17.9 pp front premium
Expected move
+25.7%
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
0.04
4 contracts traded
Normalized net delta
0.309
option-holder convention
Modeled dealer delta
-0.309
opposite-side scenario
Vanna / 100k OI
0
volatility-sensitive delta
Charm / 100k OI
0
time-decay-sensitive delta
IV surface range
20.3 pp
published contour maximum minus minimum

Download the complete dated analysis JSON .

IONZ closed 10.8% above its gamma max of 18.19. It is 31.1% above the delta neutral price of 14.05. Total open interest is 113, +0.9% 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

← HOPE (#4702) NECB (#4704) →

Questions people ask about IONZ

Where is IONZ's gamma max today?

As of Oct 2, 2026, the gamma max for IONZ is 18.19, -10.8% from the 20.39 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 IONZ above or below its delta neutral price?

IONZ closed above delta neutral: 20.39 against a delta neutral price of 14.05. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does IONZ have?

113 contracts of open interest across 29 listed contracts on Oct 2, 2026, +0.9% 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.