Data through close

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

As of close · rank #1812 by open interest · snapshot page

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CAL's nearest-expiration max pain is 12.50 for 2026-10-16, its GEX flip is 13.63, net GEX is -191,023, its put/call open-interest ratio is 1.27. These are whole-chain derived aggregates as of Oct 2, 2026 close.

Close
12.22
prev 12.30
Gamma max
16.81
+37.6% from close
Delta neutral
12.68
+3.7% from close
Gamma neutral
13.63
+11.6% from close
Open interest
14,282
+0.1% vs prev
Contracts listed
39
31 calls · 23 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
12.50
+2.3% from close
2026-10-16
GEX flip
13.63
+11.6% from close
Net GEX
-191,023
-1,337,508 per 100k OI
Call wall
12.50
+2.3% from close
Put wall
12.50
+2.3% from close
Put/call OI
1.27
8,001 puts / 6,281 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
100.0
within trailing 52-week range
Front / back ATM IV
+59.4% / +60.2%
-0.8 pp front premium
Expected move
+11.6%
14 DTE · one standard deviation
ATM straddle / spot
+9.2%
front-window midpoint premium
25Δ risk reversal
43.7 pp
put IV minus call IV
IV butterfly
– pp
front-window smile convexity
Volume / open interest
0.00
9 contracts traded
Normalized net delta
0.079
option-holder convention
Modeled dealer delta
-0.077
opposite-side scenario
Vanna / 100k OI
2,822
volatility-sensitive delta
Charm / 100k OI
-998,537
time-decay-sensitive delta
IV surface range
34.7 pp
published contour maximum minus minimum

Download the complete dated analysis JSON .

CAL closed 37.6% below its gamma max of 16.81. It is 3.7% below the delta neutral price of 12.68. Total open interest is 14,282, +0.1% 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

← ELAN (#1811) CADL (#1813) →

Questions people ask about CAL

Where is CAL's gamma max today?

As of Oct 2, 2026, the gamma max for CAL is 16.81, +37.6% from the 12.22 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 CAL above or below its delta neutral price?

CAL closed below delta neutral: 12.22 against a delta neutral price of 12.68. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does CAL have?

14,282 contracts of open interest across 39 listed contracts on Oct 2, 2026, +0.1% 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.