Data through close

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

As of close · rank #1600 by open interest · snapshot page

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ROBN's nearest-expiration max pain is 34.00 for 2026-10-16, its GEX flip is 28.81, net GEX is 178,337, its put/call open-interest ratio is 0.52. These are whole-chain derived aggregates as of Oct 2, 2026 close.

Close
32.34
prev 31.45
Gamma max
41.98
+29.8% from close
Delta neutral
26.33
-18.6% from close
Gamma neutral
28.81
-10.9% from close
Open interest
19,248
+1.0% vs prev
Contracts listed
452
289 calls · 209 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
+5.1% from close
2026-10-16
GEX flip
28.81
-10.9% from close
Net GEX
178,337
926,524 per 100k OI
Call wall
40.00
+23.7% from close
Put wall
30.00
-7.2% from close
Put/call OI
0.52
6,586 puts / 12,662 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
0.0
within trailing 52-week range
Front / back ATM IV
+109.4% / +122.2%
-12.8 pp front premium
Expected move
+21.4%
14 DTE · one standard deviation
ATM straddle / spot
+16.9%
front-window midpoint premium
25Δ risk reversal
-10.4 pp
put IV minus call IV
IV butterfly
5.1 pp
front-window smile convexity
Volume / open interest
0.04
834 contracts traded
Normalized net delta
0.190
option-holder convention
Modeled dealer delta
-0.188
opposite-side scenario
Vanna / 100k OI
551
volatility-sensitive delta
Charm / 100k OI
237,053
time-decay-sensitive delta
IV surface range
29.7 pp
published contour maximum minus minimum

Download the complete dated analysis JSON .

ROBN closed 29.8% below its gamma max of 41.98. It is 18.6% above the delta neutral price of 26.33. Total open interest is 19,248, +1.0% 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

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Neighbours by open interest

← RSKD (#1599) RC (#1601) →

Questions people ask about ROBN

Where is ROBN's gamma max today?

As of Oct 2, 2026, the gamma max for ROBN is 41.98, +29.8% from the 32.34 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 ROBN above or below its delta neutral price?

ROBN closed above delta neutral: 32.34 against a delta neutral price of 26.33. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does ROBN have?

19,248 contracts of open interest across 452 listed contracts on Oct 2, 2026, +1.0% 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.