Data through close

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

As of close · rank #601 by open interest · 1,409 sessions of history since Dec 1, 2020

NVS's nearest-expiration max pain is 155.00 for 2026-11-20, its GEX flip is 189.25, net GEX is -11,711,563, its put/call open-interest ratio is 2.55. These are whole-chain derived aggregates as of Oct 23, 2026 close.

NVS 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
155.00
+2.6% from close
Expiry: 2026-11-20
GEX flip
189.25
+25.2% from close
Net GEX
-11,711,563
-10,699,986 per 100k OI
Call wall
155.00
+2.6% from close
Put wall
150.00
-0.7% from close
Put/call OI
2.55
78,629 puts / 30,825 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
151.12
prev 156.27
Gamma max
206.41
+36.6% from close
Delta neutral
159.50
+5.5% from close
Gamma neutral
189.25
+25.2% from close
Open interest
109,454
+9.0% vs prev
Contracts listed
284
177 calls · 146 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
34.8
cross-sectional score / 100
Directional score
-20.0
relatively bearish positioning
IV rank
3.2
within trailing 52-week range
Front IV premium
1.6 pp
front minus back volatility difference
25Δ risk reversal
0.9 pp
put IV minus call IV
IV butterfly
-1.1 pp
front-window smile convexity
Volume / open interest
0.06
6,627 contracts traded
Normalized net delta
-0.094
option-holder convention
Modeled dealer delta
0.093
opposite-side scenario
Vanna / 100k OI
2,399
volatility-sensitive delta
Charm / 100k OI
379,067
time-decay-sensitive delta
IV surface range
37.8 pp
aggregate volatility dispersion

Strongest relative signals: OI change 2.01σ

Download the dated aggregate analysis JSON .

NVS closed 36.6% below its gamma max of 206.41. It is 5.5% below the delta neutral price of 159.50. Total open interest is 109,454, +9.0% versus the previous session. Its options catalyst-intensity score is 34.8 out of 100, led by OI change 2.01σ. 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.

NVS call and put open interest changes
Measure Value
Call OI change, 1 session +129 contracts · +0.4%
Put OI change, 1 session +8,944 contracts · +12.8%
Call minus put OI growth, 1 session -12.4 pp
Call OI change, 5 sessions +1,749 contracts · +6.0%
Put OI change, 5 sessions +9,447 contracts · +13.7%
Call minus put OI growth, 5 sessions -7.6 pp
Daily call OI change surprise +0.04σ (252 prior changes)
Daily put OI change surprise +3.54σ (252 prior changes)
Daily call-minus-put growth surprise -2.86σ (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 2026-10-23. The max pain curve pools all listed expirations; individual contracts 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 below gamma max 35 completed Day +10 paths · latest Feb 20, 2026
NVS 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. -8.0% -4.0% 0% +4.0% +8.0% Cross on Dec 3, 2020 Cross on Dec 8, 2020 Cross on Dec 14, 2020 Cross on Jan 6, 2021 Cross on Jan 15, 2021 Cross on Jun 11, 2021 Cross on Jun 18, 2021 Cross on Jul 13, 2021 Cross on Dec 17, 2021 Cross on Jan 11, 2022 Cross on Jan 21, 2022 Cross on Apr 1, 2022 Cross on Apr 11, 2022 Cross on Apr 13, 2022 Cross on Nov 14, 2022 Cross on Nov 18, 2022 Cross on Dec 8, 2022 Cross on Jan 26, 2023 Cross on Feb 22, 2023 Cross on Mar 29, 2023 Cross on May 24, 2023 Cross on May 26, 2023 Cross on May 31, 2023 Cross on Jan 4, 2024 Cross on Apr 29, 2024 Cross on May 2, 2024 Cross on May 14, 2024 Cross on Mar 11, 2025 Cross on Mar 20, 2025 Cross on Jul 3, 2025 Cross on Aug 15, 2025 Cross on Oct 9, 2025 Cross on Oct 17, 2025 Cross on Dec 19, 2025 Cross on Feb 20, 2026 Day 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10
prior crosses middle 50% of outcomes nominal ≥90% median interval median
NVS historical gamma-max cross outcomes after closing below
Horizon n Median Middle 50% Above zero Nominal ≥90% median interval Confidence floor
Day +1 35 -0.1% -0.6% to +0.6% 43% -0.4% to +0.3% 0.0%
Day +2 35 +0.1% -0.8% to +1.1% 57% -0.2% to +0.5% 0.0%
Day +3 35 +0.8% -0.7% to +1.6% 60% -0.4% to +1.1% 0.0%
Day +4 35 +0.9% -0.8% to +1.9% 66% +0.2% to +1.5% +0.2%
Day +5 35 +0.3% -1.3% to +2.3% 51% -0.8% to +1.9% 0.0%
Day +6 35 +0.3% -1.2% to +2.3% 57% -0.6% to +1.8% 0.0%
Day +7 35 +0.7% -1.8% to +2.4% 60% -1.3% to +1.7% 0.0%
Day +8 35 -0.3% -2.1% to +3.0% 49% -1.3% to +1.8% 0.0%
Day +9 35 -0.2% -2.6% to +3.2% 49% -1.5% to +1.8% 0.0%
Day +10 35 +0.4% -2.2% to +3.6% 51% -0.9% to +2.3% 0.0%
Crosses above gamma max 37 completed Day +10 paths · latest Feb 11, 2026
NVS 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. -8.0% -4.0% 0% +4.0% +8.0% Cross on Dec 2, 2020 Cross on Dec 4, 2020 Cross on Dec 9, 2020 Cross on Dec 29, 2020 Cross on Jan 8, 2021 Cross on Jun 10, 2021 Cross on Jun 14, 2021 Cross on Jul 12, 2021 Cross on Dec 16, 2021 Cross on Dec 27, 2021 Cross on Jan 18, 2022 Cross on Mar 31, 2022 Cross on Apr 6, 2022 Cross on Apr 12, 2022 Cross on Nov 11, 2022 Cross on Nov 17, 2022 Cross on Dec 7, 2022 Cross on Jan 23, 2023 Cross on Feb 21, 2023 Cross on Mar 27, 2023 Cross on Mar 30, 2023 Cross on May 25, 2023 Cross on May 30, 2023 Cross on Jan 3, 2024 Cross on Jan 5, 2024 Cross on Apr 23, 2024 Cross on May 1, 2024 Cross on May 3, 2024 Cross on Mar 7, 2025 Cross on Mar 17, 2025 Cross on Jul 1, 2025 Cross on Aug 13, 2025 Cross on Oct 7, 2025 Cross on Oct 16, 2025 Cross on Dec 18, 2025 Cross on Jan 14, 2026 Cross on Feb 11, 2026 Day 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10
prior crosses middle 50% of outcomes nominal ≥90% median interval median
NVS historical gamma-max cross outcomes after closing above
Horizon n Median Middle 50% Above zero Nominal ≥90% median interval Confidence floor
Day +1 37 +0.3% -0.2% to +0.6% 57% -0.1% to +0.5% 0.0%
Day +2 37 +0.0% -0.5% to +1.1% 51% -0.2% to +0.6% 0.0%
Day +3 37 +0.2% -0.9% to +1.4% 51% -0.4% to +0.6% 0.0%
Day +4 37 +0.1% -0.7% to +1.9% 51% -0.6% to +1.2% 0.0%
Day +5 37 +0.7% -0.7% to +2.5% 68% +0.2% to +1.7% +0.2%
Day +6 37 +0.5% -0.9% to +2.8% 62% -0.2% to +1.8% 0.0%
Day +7 37 +1.1% -1.4% to +3.1% 62% -0.6% to +2.4% 0.0%
Day +8 37 +0.8% -1.7% to +3.9% 54% -0.7% to +2.4% 0.0%
Day +9 37 +0.7% -1.5% to +3.6% 65% +0.2% to +2.4% +0.2%
Day +10 37 +1.6% -1.4% to +3.4% 51% -0.8% to +2.8% 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

NVS trailing historical statistics
Sessions closed above gamma max 4%
Gamma max crosses 6
Delta neutral crosses 15
Prior-year sessions closer to gamma max 82.1% of 252
Prior-year sessions closer to delta neutral 74.2% of 252
Open interest percentile (1y) 84th
Daily open interest change versus prior year +2.01σ (9,073 contracts; 252 prior changes)
Open interest change, 5 sessions +11.4%
Open interest change, 21 sessions -5.4%
History available Dec 1, 2020 → Oct 23, 2026

Recent crosses

  1. closed below delta neutral at 159.99 vs 162.08 (-1.3%)
  2. closed above delta neutral at 162.46 vs 162.25 (+0.1%)
  3. closed below delta neutral at 158.83 vs 159.19 (-0.2%)
  4. closed above delta neutral at 159.85 vs 159.03 (+0.5%)
  5. closed below delta neutral at 155.17 vs 156.29 (-0.7%)
  6. closed above delta neutral at 156.93 vs 156.76 (+0.1%)
  7. closed below delta neutral at 155.42 vs 156.02 (-0.4%)
  8. closed above delta neutral at 159.82 vs 157.20 (+1.6%)
  9. closed below delta neutral at 154.07 vs 155.64 (-1.0%)
  10. closed above delta neutral at 157.59 vs 156.55 (+0.7%)

In today's screens

Neighbours by open interest

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

Questions people ask about NVS

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

As of Oct 23, 2026 close, nearest-expiration max pain is 155.00 for the 2026-11-20 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 NVS's gamma exposure and gamma flip show?

Signed net GEX is -11,711,563 as of Oct 23, 2026 close. The confirmed GEX flip is 189.25. 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 NVS's gamma max today?

As of Oct 23, 2026, the gamma max for NVS is 206.41, +36.6% from the 151.12 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 NVS above or below its delta neutral price?

NVS closed below delta neutral: 151.12 against a delta neutral price of 159.50. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does NVS have?

109,454 contracts of open interest across 284 listed contracts on Oct 23, 2026, +9.0% 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.