Data through close

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

As of close · rank #240 by open interest · 1,196 sessions of history since Sep 22, 2021

ONON's nearest-expiration max pain is 28.00 for 2026-10-16, net GEX is 17,588,813, its put/call open-interest ratio is 0.86. These are whole-chain derived aggregates as of Oct 9, 2026 close.

ONON max pain and GEX snapshot

End-of-day snapshot for . Nearest-expiration max pain uses the expiry shown on its card; GEX uses the whole chain. Missing values are unavailable, not zero.

Nearest-expiration max pain
28.00
-20.2% from close
Expiry: 2026-10-16
GEX flip
–
Net GEX
17,588,813
3,995,560 per 100k OI
Call wall
35.00
-0.3% from close
Put wall
30.00
-14.5% from close
Put/call OI
0.86
203,040 puts / 237,169 calls

Prices are in US dollars per share. Net GEX is modeled dollar-delta change per $1 underlying move. Max pain minimizes aggregate intrinsic payout for that expiration; it is not a closing-price forecast. Signed GEX uses calls positive and puts negative, a model convention rather than observed dealer inventory. The flip is a confirmed zero crossing; walls locate side-specific concentrations, not guaranteed support or resistance.

Learn how to read the max pain payout example, GEX chart, gamma flip and walls, and open interest versus trading volume.

Close
35.09
prev 34.04
Gamma max
34.46
-1.8% from close
Delta neutral
32.19
-8.3% from close
Gamma neutral
35.09
0.0% from close
Open interest
440,209
-0.5% vs prev
Contracts listed
392
265 calls · 199 puts

Advanced options analysis

Public aggregate 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
55.8
cross-sectional score / 100
Directional score
-27.3
relatively bearish positioning
IV rank
94.7
within trailing 52-week range
Front IV premium
-8.1 pp
front minus back volatility difference
25Δ risk reversal
9.3 pp
put IV minus call IV
IV butterfly
-6.7 pp
front-window smile convexity
Volume / open interest
0.07
30,036 contracts traded
Normalized net delta
0.109
option-holder convention
Modeled dealer delta
-0.100
opposite-side scenario
Vanna / 100k OI
3,165
volatility-sensitive delta
Charm / 100k OI
-482,287
time-decay-sensitive delta
IV surface range
147.9 pp
aggregate volatility dispersion

Strongest relative signals: IV rank 95 · volume/OI 0.07

Download the dated aggregate analysis JSON .

ONON closed 1.8% above its gamma max of 34.46. It is 8.3% above the delta neutral price of 32.19. That is a fresh cross: the previous close was on the other side of gamma max. Total open interest is 440,209, -0.5% versus the previous session. Its options catalyst-intensity score is 55.8 out of 100, led by IV rank 95, volume/OI 0.07. What gamma max means · What delta neutral means

Call versus put open interest changes

Growth compares outstanding contracts on each side. A positive growth gap favors calls; a negative gap favors puts. Standardized surprises compare each measure with its own prior history. These describe the OI balance, not IV skew or buying direction.

ONON call and put open interest changes
Measure Value
Call OI change, 1 session +1,493 contracts · +0.6%
Put OI change, 1 session -3,927 contracts · -1.9%
Call minus put OI growth, 1 session +2.5 pp
Call OI change, 5 sessions +8,046 contracts · +3.5%
Put OI change, 5 sessions -7,181 contracts · -3.4%
Call minus put OI growth, 5 sessions +6.9 pp
Daily call OI change surprise +0.10σ (252 prior changes)
Daily put OI change surprise -0.37σ (252 prior changes)
Daily call-minus-put growth surprise +0.50σ (252 prior changes)

History

2025-10 2026-10
close delta neutral gamma max
Full history since 2020: drag to pan, scroll to zoom, hover for values. Open full-screen chart

Analysis visualizations

Daily ticker aggregates through 2026-10-09. Contract-level charts are outside the public dataset.

Aggregate IV history

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What followed prior gamma-max crosses?

Each historical path starts at 0% on the cross date and follows the close for ten subsequent trading sessions. Cohorts use the same direction as labelled and require gamma max to be within 10% of the close on both crossing sessions.

Crosses above gamma max 20 completed Day +10 paths · latest Oct 9, 2026 fresh cross
ONON returns after crossing above gamma max Historical close-to-close return paths from Day 0 through Day 10, with the median, middle fifty percent, and a nominal confidence interval for the median. -16.0% -8.0% 0% +8.0% +16.0% Cross on Aug 8, 2022 Cross on Aug 10, 2022 Cross on Dec 13, 2022 Cross on Jul 17, 2023 Cross on Sep 14, 2023 Cross on Feb 29, 2024 Cross on May 17, 2024 Cross on Sep 12, 2024 Cross on Sep 16, 2024 Cross on Sep 18, 2024 Cross on Nov 21, 2024 Cross on Nov 29, 2024 Cross on Dec 6, 2024 Cross on Dec 11, 2024 Cross on Jan 28, 2025 Cross on May 13, 2025 Cross on May 15, 2025 Cross on Dec 4, 2025 Cross on Feb 20, 2026 Cross on Sep 22, 2026 Day 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10
prior crosses middle 50% of outcomes nominal ≥90% median interval median
ONON historical gamma-max cross outcomes after closing above
Horizon n Median Middle 50% Above zero Nominal ≥90% median interval Confidence floor
Day +1 20 -0.3% -1.5% to +1.2% 45% -1.3% to +1.1% 0.0%
Day +2 20 +1.4% -1.6% to +2.4% 55% -1.5% to +2.3% 0.0%
Day +3 20 +0.1% -2.7% to +1.8% 50% -2.7% to +1.7% 0.0%
Day +4 20 +0.0% -2.8% to +3.2% 50% -2.7% to +3.0% 0.0%
Day +5 20 +0.6% -5.9% to +2.0% 55% -5.9% to +1.4% 0.0%
Day +6 20 -0.1% -5.1% to +2.1% 50% -5.0% to +1.8% 0.0%
Day +7 20 -0.4% -4.3% to +2.8% 50% -4.0% to +2.8% 0.0%
Day +8 20 -1.7% -8.1% to +2.4% 40% -7.7% to +2.3% 0.0%
Day +9 20 -2.7% -5.5% to +3.8% 35% -5.0% to +3.4% 0.0%
Day +10 20 -1.6% -7.3% to +3.0% 35% -7.2% to +2.6% 0.0%
Crosses below gamma max 20 completed Day +10 paths · latest Feb 23, 2026
ONON returns after crossing below gamma max Historical close-to-close return paths from Day 0 through Day 10, with the median, middle fifty percent, and a nominal confidence interval for the median. -14.0% -7.0% 0% +7.0% +14.0% Cross on Aug 9, 2022 Cross on Dec 15, 2022 Cross on Mar 23, 2023 Cross on Jul 19, 2023 Cross on Sep 15, 2023 Cross on Mar 1, 2024 Cross on May 15, 2024 Cross on Sep 3, 2024 Cross on Sep 13, 2024 Cross on Sep 17, 2024 Cross on Sep 19, 2024 Cross on Nov 26, 2024 Cross on Dec 5, 2024 Cross on Dec 9, 2024 Cross on Dec 12, 2024 Cross on Jan 31, 2025 Cross on May 14, 2025 Cross on May 16, 2025 Cross on Dec 5, 2025 Cross on Feb 23, 2026 Day 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10
prior crosses middle 50% of outcomes nominal ≥90% median interval median
ONON historical gamma-max cross outcomes after closing below
Horizon n Median Middle 50% Above zero Nominal ≥90% median interval Confidence floor
Day +1 20 +0.0% -1.8% to +1.4% 50% -1.8% to +1.1% 0.0%
Day +2 20 -0.3% -1.9% to +1.4% 45% -1.7% to +1.3% 0.0%
Day +3 20 +0.6% -2.0% to +2.1% 55% -1.7% to +1.4% 0.0%
Day +4 20 +0.3% -2.0% to +3.0% 55% -2.0% to +2.8% 0.0%
Day +5 20 +0.9% -3.2% to +2.7% 55% -3.0% to +2.7% 0.0%
Day +6 20 +0.8% -3.3% to +2.5% 55% -3.2% to +2.4% 0.0%
Day +7 20 -0.3% -2.9% to +2.2% 45% -2.5% to +1.8% 0.0%
Day +8 20 -0.7% -4.4% to +3.5% 40% -4.4% to +2.9% 0.0%
Day +9 20 -0.5% -5.0% to +3.1% 45% -4.8% to +2.8% 0.0%
Day +10 20 -0.3% -4.1% to +2.4% 45% -4.1% to +2.2% 0.0%

Returns are close-to-close after the labelled number of subsequent trading sessions. The confidence floor is the closest-to-zero bound of the order-statistic median interval; it is zero when that interval spans zero. Its coverage is nominally at least 90% under independent observations. Historical paths can overlap, so the interval and floor are descriptive uncertainty guides rather than formal coverage guarantees. Historical, not a forecast.

Last 252 sessions

ONON trailing historical statistics
Sessions closed above gamma max 2%
Gamma max crosses 7
Delta neutral crosses 38
Prior-year sessions closer to gamma max 2.4% of 252
Prior-year sessions closer to delta neutral 60.3% of 252
Open interest percentile (1y) 77th
Daily open interest change versus prior year -0.11σ (-2,434 contracts; 252 prior changes)
Open interest change, 5 sessions +0.2%
Open interest change, 21 sessions +10.7%
History available Sep 22, 2021 → Oct 9, 2026

Recent crosses

  1. closed above gamma max at 35.09 vs 34.46 (+1.8%)
  2. closed above delta neutral at 31.88 vs 31.09 (+2.5%)
  3. closed below delta neutral at 30.85 vs 31.05 (-0.7%)
  4. closed above delta neutral at 30.20 vs 29.94 (+0.9%)
  5. closed below delta neutral at 30.00 vs 30.17 (-0.6%)
  6. closed below gamma max at 29.96 vs 36.18 (-20.8%)
  7. closed above delta neutral at 29.39 vs 28.78 (+2.1%)
  8. closed above gamma max at 29.39 vs 29.12 (+0.9%)
  9. closed below delta neutral at 30.91 vs 36.65 (-18.6%)
  10. closed above delta neutral at 37.95 vs 37.15 (+2.1%)

In today's screens

Neighbours by open interest

Cite or embed this snapshot

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Canonical source: https://halfonadouble.com/stock/ONON

Questions people ask about ONON

What is ONON's max pain for the nearest expiration?

As of Oct 9, 2026 close, nearest-expiration max pain is 28.00 for the 2026-10-16 expiration. It is a payout-minimizing strike for one expiration. An all-expiration pooled value is a different comparison, and neither establishes where the underlying will close. Max pain definition and worked payout example.

Our 2025 max-pain study compares historical Thursday levels with Friday underlying closes and an unchanged-price baseline. Its scope and results are separate from this current ticker snapshot.

What do ONON's gamma exposure and gamma flip show?

Signed net GEX is 17,588,813 as of Oct 9, 2026 close. No confirmed GEX flip is available; this does not imply a zero exposure level. These aggregate model outputs use calls positive and puts negative. Their sign does not identify dealers' actual positions or predict the next move. How to interpret GEX, gamma flip and walls.

Where is ONON's gamma max today?

As of Oct 9, 2026, the gamma max for ONON is 34.46, -1.8% from the 35.09 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 ONON above or below its delta neutral price?

ONON closed above delta neutral: 35.09 against a delta neutral price of 32.19. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does ONON have?

440,209 contracts of open interest across 392 listed contracts on Oct 9, 2026, -0.5% 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.