Data through close

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

As of close · rank #3464 by open interest · snapshot page

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BELFB's nearest-expiration max pain is 240.00 for 2026-10-16, its GEX flip is 123.04, net GEX is 111,169, its put/call open-interest ratio is 0.18. These are whole-chain derived aggregates as of Oct 2, 2026 close.

Close
257.94
prev 252.09
Gamma max
265.24
+2.8% from close
Delta neutral
205.51
-20.3% from close
Gamma neutral
123.04
-52.3% from close
Open interest
1,394
+0.1% vs prev
Contracts listed
100
76 calls · 44 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
240.00
-7.0% from close
2026-10-16
GEX flip
123.04
-52.3% from close
Net GEX
111,169
7,974,830 per 100k OI
Call wall
330.00
+27.9% from close
Put wall
300.00
+16.3% from close
Put/call OI
0.18
216 puts / 1,178 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
10.3
within trailing 52-week range
Front / back ATM IV
+49.7% / +55.7%
-6.0 pp front premium
Expected move
+9.7%
14 DTE · one standard deviation
ATM straddle / spot
–
front-window midpoint premium
25Δ risk reversal
2.1 pp
put IV minus call IV
IV butterfly
– pp
front-window smile convexity
Volume / open interest
0.00
1 contracts traded
Normalized net delta
0.224
option-holder convention
Modeled dealer delta
-0.224
opposite-side scenario
Vanna / 100k OI
2,941
volatility-sensitive delta
Charm / 100k OI
0
time-decay-sensitive delta
IV surface range
5.3 pp
published contour maximum minus minimum

Download the complete dated analysis JSON .

BELFB closed 2.8% below its gamma max of 265.24. It is 20.3% above the delta neutral price of 205.51. Total open interest is 1,394, +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

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Neighbours by open interest

← AXS (#3463) KALU (#3465) →

Questions people ask about BELFB

Where is BELFB's gamma max today?

As of Oct 2, 2026, the gamma max for BELFB is 265.24, +2.8% from the 257.94 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 BELFB above or below its delta neutral price?

BELFB closed above delta neutral: 257.94 against a delta neutral price of 205.51. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does BELFB have?

1,394 contracts of open interest across 100 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.