Data through close

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

As of close · rank #1261 by open interest · snapshot page

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PLAB's nearest-expiration max pain is 30.00 for 2026-10-16, its GEX flip is 29.25, net GEX is 803,402, its put/call open-interest ratio is 0.98. These are whole-chain derived aggregates as of Oct 2, 2026 close.

Close
31.49
prev 30.83
Gamma max
34.88
+10.8% from close
Delta neutral
30.54
-3.0% from close
Gamma neutral
29.25
-7.1% from close
Open interest
31,375
+2.2% vs prev
Contracts listed
62
46 calls · 35 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
30.00
-4.7% from close
2026-10-16
GEX flip
29.25
-7.1% from close
Net GEX
803,402
2,560,644 per 100k OI
Call wall
35.00
+11.1% from close
Put wall
25.00
-20.6% from close
Put/call OI
0.98
15,513 puts / 15,862 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
40.7
within trailing 52-week range
Front / back ATM IV
+49.3% / +49.1%
0.1 pp front premium
Expected move
+9.7%
14 DTE · one standard deviation
ATM straddle / spot
+8.3%
front-window midpoint premium
25Δ risk reversal
-170.6 pp
put IV minus call IV
IV butterfly
– pp
front-window smile convexity
Volume / open interest
0.01
373 contracts traded
Normalized net delta
0.059
option-holder convention
Modeled dealer delta
-0.059
opposite-side scenario
Vanna / 100k OI
3,567
volatility-sensitive delta
Charm / 100k OI
-357,539
time-decay-sensitive delta
IV surface range
167.9 pp
published contour maximum minus minimum

Download the complete dated analysis JSON .

PLAB closed 10.8% below its gamma max of 34.88. It is 3.0% above the delta neutral price of 30.54. Total open interest is 31,375, +2.2% 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

← OIH (#1260) HITI (#1262) →

Questions people ask about PLAB

Where is PLAB's gamma max today?

As of Oct 2, 2026, the gamma max for PLAB is 34.88, +10.8% from the 31.49 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 PLAB above or below its delta neutral price?

PLAB closed above delta neutral: 31.49 against a delta neutral price of 30.54. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does PLAB have?

31,375 contracts of open interest across 62 listed contracts on Oct 2, 2026, +2.2% 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.