Data through close

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

As of close · rank #1260 by open interest · snapshot page

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OIH's nearest-expiration max pain is 400.00 for 2026-10-16, its GEX flip is 394.37, net GEX is -789,495, its put/call open-interest ratio is 1.07. These are whole-chain derived aggregates as of Oct 2, 2026 close.

Close
382.70
prev 381.12
Gamma max
440.54
+15.1% from close
Delta neutral
391.98
+2.4% from close
Gamma neutral
394.37
+3.1% from close
Open interest
31,401
-0.2% vs prev
Contracts listed
530
356 calls · 242 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
400.00
+4.5% from close
2026-10-16
GEX flip
394.37
+3.1% from close
Net GEX
-789,495
-2,514,234 per 100k OI
Call wall
430.00
+12.4% from close
Put wall
350.00
-8.5% from close
Put/call OI
1.07
16,257 puts / 15,144 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
8.9
within trailing 52-week range
Front / back ATM IV
+33.7% / +34.3%
-0.6 pp front premium
Expected move
+6.6%
14 DTE · one standard deviation
ATM straddle / spot
+5.0%
front-window midpoint premium
25Δ risk reversal
3.5 pp
put IV minus call IV
IV butterfly
-3.2 pp
front-window smile convexity
Volume / open interest
0.00
89 contracts traded
Normalized net delta
-0.033
option-holder convention
Modeled dealer delta
0.032
opposite-side scenario
Vanna / 100k OI
2,646
volatility-sensitive delta
Charm / 100k OI
1,961,090
time-decay-sensitive delta
IV surface range
51.6 pp
published contour maximum minus minimum

Download the complete dated analysis JSON .

OIH closed 15.1% below its gamma max of 440.54. It is 2.4% below the delta neutral price of 391.98. Total open interest is 31,401, -0.2% 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

← DBI (#1259) PLAB (#1261) →

Questions people ask about OIH

Where is OIH's gamma max today?

As of Oct 2, 2026, the gamma max for OIH is 440.54, +15.1% from the 382.70 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 OIH above or below its delta neutral price?

OIH closed below delta neutral: 382.70 against a delta neutral price of 391.98. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does OIH have?

31,401 contracts of open interest across 530 listed contracts on Oct 2, 2026, -0.2% 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.