Data through close

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

As of close · rank #39 by open interest · 1,404 sessions of history since Dec 1, 2020

NIO's nearest-expiration max pain is 3.50 for 2026-10-23, its GEX flip is 3.42, net GEX is 486,955, its put/call open-interest ratio is 0.73. These are whole-chain derived aggregates as of Oct 16, 2026 close.

NIO 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
3.50
+2.0% from close
Expiry: 2026-10-23
GEX flip
3.42
-0.2% from close
Net GEX
486,955
19,925 per 100k OI
Call wall
4.00
+16.6% from close
Put wall
4.00
+16.6% from close
Put/call OI
0.73
1,028,890 puts / 1,415,014 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
3.43
prev 3.50
Gamma max
5.53
+61.1% from close
Delta neutral
3.71
+8.0% from close
Gamma neutral
3.42
-0.2% from close
Open interest
2,443,904
-2.2% vs prev
Contracts listed
228
162 calls · 134 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
43.7
cross-sectional score / 100
Directional score
-25.0
relatively bearish positioning
IV rank
54.4
within trailing 52-week range
Front IV premium
1.9 pp
front minus back volatility difference
25Δ risk reversal
21.0 pp
put IV minus call IV
IV butterfly
– pp
front-window smile convexity
Volume / open interest
0.02
38,203 contracts traded
Normalized net delta
-0.036
option-holder convention
Modeled dealer delta
0.036
opposite-side scenario
Vanna / 100k OI
3,853
volatility-sensitive delta
Charm / 100k OI
-50,130
time-decay-sensitive delta
IV surface range
147.3 pp
aggregate volatility dispersion

Strongest relative signals: 25Δ risk reversal 21.0 pp

Download the dated aggregate analysis JSON .

NIO closed 61.1% below its gamma max of 5.53. It is 8.0% below the delta neutral price of 3.71. Total open interest is 2,443,904, -2.2% versus the previous session. Its options catalyst-intensity score is 43.7 out of 100, led by 25Δ risk reversal 21.0 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.

NIO call and put open interest changes
Measure Value
Call OI change, 1 session -42,918 contracts · -2.9%
Put OI change, 1 session -12,963 contracts · -1.2%
Call minus put OI growth, 1 session -1.7 pp
Call OI change, 5 sessions +2,734 contracts · +0.2%
Put OI change, 5 sessions -10,941 contracts · -1.1%
Call minus put OI growth, 5 sessions +1.2 pp
Daily call OI change surprise -0.41σ (252 prior changes)
Daily put OI change surprise -0.23σ (252 prior changes)
Daily call-minus-put growth surprise -0.92σ (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 2026-10-16. The max pain curve pools all listed expirations; individual contracts are outside the public dataset.

Aggregate IV history

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Swipe chart sideways to see the full range.

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 below gamma max 15 completed Day +10 paths · latest Sep 19, 2025
NIO 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. -24.0% -12.0% 0% +12.0% +24.0% Cross on Jan 5, 2021 Cross on Jan 12, 2021 Cross on Jul 1, 2021 Cross on Dec 1, 2022 Cross on Mar 31, 2023 Cross on May 23, 2023 Cross on Jun 16, 2023 Cross on Jul 11, 2023 Cross on Jul 13, 2023 Cross on Jul 25, 2023 Cross on Jul 27, 2023 Cross on Aug 1, 2023 Cross on Jul 16, 2025 Cross on Aug 22, 2025 Cross on Sep 19, 2025 Day 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10
prior crosses middle 50% of outcomes nominal ≥90% median interval median
NIO historical gamma-max cross outcomes after closing below
Horizon n Median Middle 50% Above zero Nominal ≥90% median interval Confidence floor
Day +1 15 -0.5% -4.5% to +5.1% 40% -5.1% to +7.1% 0.0%
Day +2 15 -0.5% -2.7% to +5.8% 47% -3.5% to +5.9% 0.0%
Day +3 15 -2.5% -7.2% to +9.7% 40% -9.3% to +10.0% 0.0%
Day +4 15 +1.3% -8.1% to +7.0% 53% -10.3% to +10.0% 0.0%
Day +5 15 -3.8% -8.8% to +13.8% 40% -10.6% to +16.6% 0.0%
Day +6 15 -1.6% -7.0% to +7.8% 40% -8.0% to +11.2% 0.0%
Day +7 15 +1.3% -7.0% to +10.5% 53% -9.4% to +11.9% 0.0%
Day +8 15 -0.1% -7.6% to +6.0% 47% -11.8% to +6.3% 0.0%
Day +9 15 +1.7% -8.0% to +9.2% 60% -9.9% to +9.8% 0.0%
Day +10 15 +0.1% -7.2% to +9.1% 53% -7.9% to +9.7% 0.0%
Crosses above gamma max 14 completed Day +10 paths · latest Sep 17, 2025
NIO 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. -22.0% -11.0% 0% +11.0% +22.0% Cross on Jan 4, 2021 Cross on Jan 8, 2021 Cross on Jun 30, 2021 Cross on Mar 30, 2023 Cross on May 22, 2023 Cross on Jun 15, 2023 Cross on Jul 10, 2023 Cross on Jul 12, 2023 Cross on Jul 24, 2023 Cross on Jul 26, 2023 Cross on Jul 28, 2023 Cross on Jul 14, 2025 Cross on Aug 21, 2025 Cross on Sep 17, 2025 Day 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10
prior crosses middle 50% of outcomes nominal ≥90% median interval median
NIO historical gamma-max cross outcomes after closing above
Horizon n Median Middle 50% Above zero Nominal ≥90% median interval Confidence floor
Day +1 14 +0.4% -0.9% to +1.8% 57% -1.1% to +1.9% 0.0%
Day +2 14 -1.3% -5.5% to +4.9% 36% -5.6% to +5.3% 0.0%
Day +3 14 -0.7% -6.8% to +5.5% 43% -7.2% to +5.5% 0.0%
Day +4 14 +0.5% -8.4% to +8.9% 50% -8.9% to +10.2% 0.0%
Day +5 14 -3.2% -11.6% to +10.1% 36% -13.9% to +10.6% 0.0%
Day +6 14 -0.3% -12.0% to +15.8% 50% -13.5% to +16.0% 0.0%
Day +7 14 -3.3% -5.4% to +15.1% 36% -5.5% to +16.2% 0.0%
Day +8 14 -1.9% -7.6% to +13.5% 43% -8.7% to +13.8% 0.0%
Day +9 14 +3.7% -8.6% to +6.8% 57% -10.1% to +6.8% 0.0%
Day +10 14 +2.4% -8.0% to +9.1% 64% -10.4% to +9.3% 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

NIO trailing historical statistics
Sessions closed above gamma max 0%
Gamma max crosses 0
Delta neutral crosses 1
Prior-year sessions closer to gamma max 98.4% of 252
Prior-year sessions closer to delta neutral 32.9% of 252
Open interest percentile (1y) 27th
Daily open interest change versus prior year -0.36σ (-55,881 contracts; 252 prior changes)
Open interest change, 5 sessions -0.3%
Open interest change, 21 sessions -2.5%
History available Dec 1, 2020 → Oct 16, 2026

Recent crosses

  1. closed below delta neutral at 4.05 vs 4.10 (-1.1%)
  2. closed below gamma max at 7.37 vs 7.72 (-4.8%)
  3. closed above gamma max at 7.45 vs 7.40 (+0.6%)
  4. closed below gamma max at 6.34 vs 6.93 (-9.3%)
  5. closed above gamma max at 5.54 vs 5.52 (+0.3%)
  6. closed below gamma max at 4.11 vs 4.46 (-8.4%)
  7. closed above gamma max at 4.17 vs 4.09 (+2.0%)
  8. closed above delta neutral at 3.69 vs 3.51 (+4.8%)
  9. closed below delta neutral at 3.62 vs 3.71 (-2.5%)
  10. closed above delta neutral at 3.74 vs 3.73 (+0.2%)

In today's screens

Neighbours by open interest

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

Questions people ask about NIO

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

As of Oct 16, 2026 close, nearest-expiration max pain is 3.50 for the 2026-10-23 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 NIO's gamma exposure and gamma flip show?

Signed net GEX is 486,955 as of Oct 16, 2026 close. The confirmed GEX flip is 3.42. 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 NIO's gamma max today?

As of Oct 16, 2026, the gamma max for NIO is 5.53, +61.1% from the 3.43 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 NIO above or below its delta neutral price?

NIO closed below delta neutral: 3.43 against a delta neutral price of 3.71. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does NIO have?

2,443,904 contracts of open interest across 228 listed contracts on Oct 16, 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.