Data through close

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

As of close · rank #9 by open interest · 1,399 sessions of history since Dec 1, 2020

HYG's nearest-expiration max pain is 78.00 for 2026-10-16, its GEX flip is 121.87, net GEX is -5,328,959,268, its put/call open-interest ratio is 2.67. These are whole-chain derived aggregates as of Oct 9, 2026 close.

HYG 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
78.00
+1.0% from close
Expiry: 2026-10-16
GEX flip
121.87
+57.8% from close
Net GEX
-5,328,959,268
-51,799,960 per 100k OI
Call wall
78.00
+1.0% from close
Put wall
77.00
-0.3% from close
Put/call OI
2.67
7,482,602 puts / 2,804,972 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
77.23
prev 77.14
Gamma max
81.01
+4.9% from close
Delta neutral
79.12
+2.4% from close
Gamma neutral
121.87
+57.8% from close
Open interest
10,287,574
-0.8% vs prev
Contracts listed
523
173 calls · 367 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
33.9
cross-sectional score / 100
Directional score
-27.3
relatively bearish positioning
IV rank
18.3
within trailing 52-week range
Front IV premium
1.5 pp
front minus back volatility difference
25Δ risk reversal
0.3 pp
put IV minus call IV
IV butterfly
– pp
front-window smile convexity
Volume / open interest
0.03
319,811 contracts traded
Normalized net delta
-0.141
option-holder convention
Modeled dealer delta
0.140
opposite-side scenario
Vanna / 100k OI
4,022
volatility-sensitive delta
Charm / 100k OI
131,228
time-decay-sensitive delta
IV surface range
67.5 pp
aggregate volatility dispersion

Strongest relative signals: front IV premium 1.5 pp

Download the dated aggregate analysis JSON .

HYG closed 4.9% below its gamma max of 81.01. It is 2.4% below the delta neutral price of 79.12. Total open interest is 10,287,574, -0.8% versus the previous session. Its options catalyst-intensity score is 33.9 out of 100, led by front IV premium 1.5 pp. 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.

HYG call and put open interest changes
Measure Value
Call OI change, 1 session +7,888 contracts · +0.3%
Put OI change, 1 session -90,937 contracts · -1.2%
Call minus put OI growth, 1 session +1.5 pp
Call OI change, 5 sessions +379,063 contracts · +15.6%
Put OI change, 5 sessions +429,953 contracts · +6.1%
Call minus put OI growth, 5 sessions +9.5 pp
Daily call OI change surprise +0.03σ (252 prior changes)
Daily put OI change surprise -0.17σ (252 prior changes)
Daily call-minus-put growth surprise +0.33σ (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 2 completed Day +10 paths · latest Jan 14, 2026
HYG 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. -2.0% -1.0% 0% +1.0% +2.0% Cross on Sep 19, 2024 Cross on Jan 14, 2026 Day 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10
prior crosses middle 50% of outcomes nominal ≥90% median interval median
HYG historical gamma-max cross outcomes after closing above
Horizon n Median Middle 50% Above zero Nominal ≥90% median interval Confidence floor
Day +1 2 +0.1% +0.0% to +0.1% 50% – –
Day +2 2 +0.0% -0.0% to +0.0% 50% – –
Day +3 2 -0.2% -0.2% to -0.2% 0% – –
Day +4 2 +0.0% +0.0% to +0.1% 50% – –
Day +5 2 +0.2% +0.2% to +0.2% 100% – –
Day +6 2 +0.1% +0.1% to +0.2% 100% – –
Day +7 2 -0.1% -0.2% to +0.0% 50% – –
Day +8 2 -0.1% -0.2% to +0.0% 50% – –
Day +9 2 -0.3% -0.4% to -0.1% 0% – –
Day +10 2 -0.4% -0.5% to -0.2% 0% – –
Crosses below gamma max 1 completed Day +10 paths · latest Sep 20, 2024
HYG 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. -2.0% -1.0% 0% +1.0% +2.0% Cross on Sep 20, 2024 Day 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10
prior crosses middle 50% of outcomes nominal ≥90% median interval median
HYG historical gamma-max cross outcomes after closing below
Horizon n Median Middle 50% Above zero Nominal ≥90% median interval Confidence floor
Day +1 1 -0.2% -0.2% to -0.2% 0% – –
Day +2 1 -0.3% -0.3% to -0.3% 0% – –
Day +3 1 -0.1% -0.1% to -0.1% 0% – –
Day +4 1 +0.1% +0.1% to +0.1% 100% – –
Day +5 1 +0.0% +0.0% to +0.0% 100% – –
Day +6 1 -0.5% -0.5% to -0.5% 0% – –
Day +7 1 -0.5% -0.5% to -0.5% 0% – –
Day +8 1 -0.7% -0.7% to -0.7% 0% – –
Day +9 1 -0.8% -0.8% to -0.8% 0% – –
Day +10 1 -1.2% -1.2% to -1.2% 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

HYG trailing historical statistics
Sessions closed above gamma max 1%
Gamma max crosses 2
Delta neutral crosses 0
Prior-year sessions closer to gamma max 79.8% of 252
Prior-year sessions closer to delta neutral 91.3% of 252
Open interest percentile (1y) 89th
Daily open interest change versus prior year -0.14σ (-83,049 contracts; 252 prior changes)
Open interest change, 5 sessions +8.5%
Open interest change, 21 sessions +19.0%
History available Dec 1, 2020 → Oct 9, 2026

Recent crosses

  1. closed below gamma max at 81.09 vs 121.09 (-49.3%)
  2. closed above gamma max at 81.04 vs 81.00 (+0.0%)
  3. closed below delta neutral at 79.18 vs 79.61 (-0.5%)
  4. closed above delta neutral at 79.47 vs 79.44 (+0.0%)
  5. closed below delta neutral at 79.87 vs 80.29 (-0.5%)
  6. closed above delta neutral at 80.30 vs 80.23 (+0.1%)
  7. closed below delta neutral at 80.36 vs 80.40 (-0.1%)
  8. closed above delta neutral at 80.16 vs 80.08 (+0.1%)
  9. closed below delta neutral at 80.03 vs 80.09 (-0.1%)
  10. closed below gamma max at 80.26 vs 81.34 (-1.3%)

In today's screens

Neighbours by open interest

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Questions people ask about HYG

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

As of Oct 9, 2026 close, nearest-expiration max pain is 78.00 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 HYG's gamma exposure and gamma flip show?

Signed net GEX is -5,328,959,268 as of Oct 9, 2026 close. The confirmed GEX flip is 121.87. 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 HYG's gamma max today?

As of Oct 9, 2026, the gamma max for HYG is 81.01, +4.9% from the 77.23 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 HYG above or below its delta neutral price?

HYG closed below delta neutral: 77.23 against a delta neutral price of 79.12. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does HYG have?

10,287,574 contracts of open interest across 523 listed contracts on Oct 9, 2026, -0.8% 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.