Data through close

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

As of close · rank #110 by open interest · 1,404 sessions of history since Dec 1, 2020

FCX's nearest-expiration max pain is 74.00 for 2026-10-23, its GEX flip is 65.66, net GEX is 10,663,742, its put/call open-interest ratio is 1.06. These are whole-chain derived aggregates as of Oct 16, 2026 close.

FCX 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
74.00
+6.4% from close
Expiry: 2026-10-23
GEX flip
65.66
-5.6% from close
Net GEX
10,663,742
1,201,470 per 100k OI
Call wall
80.00
+15.1% from close
Put wall
65.00
-6.5% from close
Put/call OI
1.06
456,597 puts / 430,961 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
69.52
prev 70.01
Gamma max
83.22
+19.7% from close
Delta neutral
65.20
-6.2% from close
Gamma neutral
65.66
-5.6% from close
Open interest
887,558
-10.6% vs prev
Contracts listed
704
427 calls · 365 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
45.4
cross-sectional score / 100
Directional score
-16.5
relatively bearish positioning
IV rank
56.9
within trailing 52-week range
Front IV premium
4.5 pp
front minus back volatility difference
25Δ risk reversal
3.0 pp
put IV minus call IV
IV butterfly
4.2 pp
front-window smile convexity
Volume / open interest
0.03
27,310 contracts traded
Normalized net delta
0.125
option-holder convention
Modeled dealer delta
-0.125
opposite-side scenario
Vanna / 100k OI
2,637
volatility-sensitive delta
Charm / 100k OI
-76,944
time-decay-sensitive delta
IV surface range
249.9 pp
aggregate volatility dispersion

Download the dated aggregate analysis JSON .

FCX closed 19.7% below its gamma max of 83.22. It is 6.2% above the delta neutral price of 65.20. Total open interest is 887,558, -10.6% versus the previous session. Its options catalyst-intensity score is 45.4 out of 100. 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.

FCX call and put open interest changes
Measure Value
Call OI change, 1 session -61,135 contracts · -12.4%
Put OI change, 1 session -43,969 contracts · -8.8%
Call minus put OI growth, 1 session -3.6 pp
Call OI change, 5 sessions -59,414 contracts · -12.1%
Put OI change, 5 sessions -22,783 contracts · -4.8%
Call minus put OI growth, 5 sessions -7.4 pp
Daily call OI change surprise -1.71σ (252 prior changes)
Daily put OI change surprise -1.57σ (252 prior changes)
Daily call-minus-put growth surprise -1.49σ (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 34 completed Day +10 paths · latest Aug 26, 2026
FCX 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. -16.0% -8.0% 0% +8.0% +16.0% Cross on Dec 7, 2020 Cross on Jan 11, 2021 Cross on Jan 15, 2021 Cross on Jan 20, 2021 Cross on Feb 18, 2021 Cross on Feb 23, 2021 Cross on Mar 12, 2021 Cross on Apr 16, 2021 Cross on Apr 27, 2021 Cross on May 12, 2021 Cross on May 18, 2021 Cross on Jul 30, 2021 Cross on Nov 12, 2021 Cross on Jan 13, 2022 Cross on Jul 14, 2023 Cross on Jul 26, 2023 Cross on Dec 15, 2023 Cross on Mar 14, 2024 Cross on Mar 18, 2024 Cross on Apr 4, 2024 Cross on Apr 10, 2024 Cross on Apr 30, 2024 Cross on May 14, 2024 Cross on Sep 20, 2024 Cross on Sep 25, 2024 Cross on Sep 27, 2024 Cross on Jun 27, 2025 Cross on Jul 3, 2025 Cross on Dec 12, 2025 Cross on Dec 29, 2025 Cross on Jan 7, 2026 Cross on Jan 15, 2026 Cross on Jun 3, 2026 Cross on Aug 26, 2026 Day 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10
prior crosses middle 50% of outcomes nominal ≥90% median interval median
FCX historical gamma-max cross outcomes after closing below
Horizon n Median Middle 50% Above zero Nominal ≥90% median interval Confidence floor
Day +1 34 -0.4% -1.5% to +0.3% 32% -1.2% to -0.1% -0.1%
Day +2 34 -0.6% -2.8% to +1.5% 44% -1.9% to +0.5% 0.0%
Day +3 34 +0.2% -3.3% to +3.2% 50% -1.0% to +1.4% 0.0%
Day +4 34 +0.3% -5.2% to +2.8% 59% -3.0% to +2.0% 0.0%
Day +5 34 -1.3% -6.0% to +3.1% 47% -4.2% to +2.1% 0.0%
Day +6 34 -0.5% -5.9% to +2.9% 47% -3.6% to +2.1% 0.0%
Day +7 34 -0.2% -5.1% to +4.5% 50% -3.2% to +3.1% 0.0%
Day +8 34 +0.6% -3.9% to +5.5% 56% -2.8% to +3.3% 0.0%
Day +9 34 +0.6% -4.7% to +5.6% 56% -3.5% to +2.6% 0.0%
Day +10 34 -0.9% -5.6% to +5.5% 44% -3.3% to +1.4% 0.0%
Crosses above gamma max 35 completed Day +10 paths · latest Aug 25, 2026
FCX 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. -20.0% -10.0% 0% +10.0% +20.0% Cross on Dec 2, 2020 Cross on Dec 30, 2020 Cross on Jan 14, 2021 Cross on Jan 19, 2021 Cross on Feb 17, 2021 Cross on Feb 19, 2021 Cross on Mar 11, 2021 Cross on Apr 15, 2021 Cross on Apr 26, 2021 Cross on May 5, 2021 Cross on May 17, 2021 Cross on Jul 29, 2021 Cross on Nov 11, 2021 Cross on Jan 12, 2022 Cross on Jul 13, 2023 Cross on Jul 25, 2023 Cross on Dec 14, 2023 Cross on Mar 13, 2024 Cross on Mar 15, 2024 Cross on Apr 3, 2024 Cross on Apr 9, 2024 Cross on Apr 29, 2024 Cross on May 10, 2024 Cross on May 17, 2024 Cross on Sep 19, 2024 Cross on Sep 24, 2024 Cross on Sep 26, 2024 Cross on Jun 26, 2025 Cross on Jul 2, 2025 Cross on Dec 11, 2025 Cross on Dec 22, 2025 Cross on Jan 5, 2026 Cross on Jan 12, 2026 Cross on Jun 2, 2026 Cross on Aug 25, 2026 Day 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10
prior crosses middle 50% of outcomes nominal ≥90% median interval median
FCX historical gamma-max cross outcomes after closing above
Horizon n Median Middle 50% Above zero Nominal ≥90% median interval Confidence floor
Day +1 35 -0.9% -1.4% to +0.4% 29% -1.1% to -0.2% -0.2%
Day +2 35 -0.9% -2.4% to +2.4% 37% -1.4% to +0.8% 0.0%
Day +3 35 -0.9% -3.9% to +2.3% 43% -3.2% to +1.1% 0.0%
Day +4 35 -1.5% -4.9% to +2.3% 40% -3.4% to +1.6% 0.0%
Day +5 35 -0.4% -5.3% to +3.0% 49% -4.1% to +1.6% 0.0%
Day +6 35 -1.9% -6.8% to +2.2% 49% -3.5% to +1.3% 0.0%
Day +7 35 -0.3% -6.5% to +2.4% 46% -4.7% to +1.8% 0.0%
Day +8 35 -0.6% -5.9% to +3.8% 49% -3.6% to +2.8% 0.0%
Day +9 35 +0.7% -5.0% to +4.6% 51% -3.3% to +3.2% 0.0%
Day +10 35 -0.2% -5.5% to +5.0% 49% -2.3% to +1.5% 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

FCX trailing historical statistics
Sessions closed above gamma max 5%
Gamma max crosses 12
Delta neutral crosses 12
Prior-year sessions closer to gamma max 94.0% of 252
Prior-year sessions closer to delta neutral 31.0% of 252
Open interest percentile (1y) 1th
Daily open interest change versus prior year -1.71σ (-105,104 contracts; 252 prior changes)
Open interest change, 5 sessions -8.5%
Open interest change, 21 sessions -21.0%
History available Dec 1, 2020 → Oct 16, 2026

Recent crosses

  1. closed below gamma max at 79.05 vs 80.71 (-2.1%)
  2. closed above gamma max at 79.91 vs 79.51 (+0.5%)
  3. closed above delta neutral at 58.40 vs 57.52 (+1.5%)
  4. closed below delta neutral at 58.53 vs 58.77 (-0.4%)
  5. closed above delta neutral at 60.50 vs 59.69 (+1.3%)
  6. closed below delta neutral at 59.26 vs 59.48 (-0.4%)
  7. closed below gamma max at 70.64 vs 70.90 (-0.4%)
  8. closed above gamma max at 71.72 vs 70.46 (+1.8%)
  9. closed below gamma max at 59.96 vs 60.18 (-0.4%)
  10. closed above gamma max at 58.71 vs 57.53 (+2.0%)

In today's screens

Neighbours by open interest

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

Questions people ask about FCX

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

As of Oct 16, 2026 close, nearest-expiration max pain is 74.00 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 FCX's gamma exposure and gamma flip show?

Signed net GEX is 10,663,742 as of Oct 16, 2026 close. The confirmed GEX flip is 65.66. 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 FCX's gamma max today?

As of Oct 16, 2026, the gamma max for FCX is 83.22, +19.7% from the 69.52 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 FCX above or below its delta neutral price?

FCX closed above delta neutral: 69.52 against a delta neutral price of 65.20. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does FCX have?

887,558 contracts of open interest across 704 listed contracts on Oct 16, 2026, -10.6% 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.