Data through close

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

As of close · rank #605 by open interest · 1,394 sessions of history since Dec 1, 2020

UCO's nearest-expiration max pain is 45.00 for 2026-10-16, net GEX is -1,557,017, its put/call open-interest ratio is 1.37. These are whole-chain derived aggregates as of Oct 2, 2026 close.

Close
54.43
prev 54.64
Gamma max
75.00
+37.8% from close
Delta neutral
54.18
-0.5% from close
Gamma neutral
54.43
0.0% from close
Open interest
107,427
+1.7% vs prev
Contracts listed
469
333 calls · 301 puts

Whole-chain analytics

Derived after the close from the same dated options chain. Signed gamma exposure uses calls positive and puts negative; it is a model convention, not observed dealer inventory.

Nearest max pain
45.00
-17.3% from close
2026-10-16
GEX flip
–
Net GEX
-1,557,017
-1,449,372 per 100k OI
Call wall
55.00
+1.0% from close
Put wall
50.00
-8.1% from close
Put/call OI
1.37
62,127 puts / 45,300 calls

Advanced options analysis

Complete derived 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
53.4
cross-sectional score / 100
Directional score
-34.9
relatively bearish positioning
IV rank
3.6
within trailing 52-week range
Front / back ATM IV
+66.1% / +70.0%
-3.9 pp front premium
Expected move
+12.9%
14 DTE · one standard deviation
ATM straddle / spot
+10.0%
front-window midpoint premium
25Δ risk reversal
6.0 pp
put IV minus call IV
IV butterfly
4.8 pp
front-window smile convexity
Volume / open interest
0.03
3,601 contracts traded
Normalized net delta
0.130
option-holder convention
Modeled dealer delta
-0.121
opposite-side scenario
Vanna / 100k OI
1,636
volatility-sensitive delta
Charm / 100k OI
-545,920
time-decay-sensitive delta
IV surface range
31.5 pp
published contour maximum minus minimum

Strongest relative signals: OI change 0.18σ · 14d expected move +12.9%

Download the complete dated analysis JSON .

UCO closed 37.8% below its gamma max of 75.00. It is 0.5% above the delta neutral price of 54.18. Total open interest is 107,427, +1.7% versus the previous session. Its options catalyst-intensity score is 53.4 out of 100, led by OI change 0.18σ, 14d expected move +12.9%. 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.

UCO call and put open interest changes
Measure Value
Call OI change, 1 session +85 contracts · +0.2%
Put OI change, 1 session +1,738 contracts · +2.9%
Call minus put OI growth, 1 session -2.7 pp
Call OI change, 5 sessions -313 contracts · -0.7%
Put OI change, 5 sessions +4,324 contracts · +7.5%
Call minus put OI growth, 5 sessions -8.2 pp
Daily call OI change surprise +0.00σ (252 prior changes)
Daily put OI change surprise +0.41σ (252 prior changes)
Daily call-minus-put growth surprise -0.21σ (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

Derived from the 2026-10-02 options chain. Select an analysis to explore its chart.

Gamma walls

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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 80 completed Day +10 paths · latest Jul 7, 2026
UCO 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. -18.0% -9.0% 0% +9.0% +18.0% Cross on Jul 2, 2021 Cross on Jul 9, 2021 Cross on Aug 25, 2021 Cross on Sep 15, 2021 Cross on Sep 23, 2021 Cross on Oct 1, 2021 Cross on Jan 12, 2022 Cross on Jan 14, 2022 Cross on Feb 4, 2022 Cross on Feb 28, 2022 Cross on Apr 13, 2022 Cross on May 6, 2022 Cross on May 13, 2022 Cross on May 26, 2022 Cross on Jun 3, 2022 Cross on Jun 8, 2022 Cross on Jul 7, 2022 Cross on Jul 18, 2022 Cross on Jul 27, 2022 Cross on Jul 29, 2022 Cross on Aug 11, 2022 Cross on Aug 19, 2022 Cross on Oct 5, 2022 Cross on Oct 27, 2022 Cross on Apr 3, 2023 Cross on Apr 11, 2023 Cross on Apr 20, 2023 Cross on Jul 12, 2023 Cross on Jul 21, 2023 Cross on Aug 4, 2023 Cross on Aug 9, 2023 Cross on Aug 31, 2023 Cross on Oct 13, 2023 Cross on Oct 19, 2023 Cross on Jan 25, 2024 Cross on Feb 8, 2024 Cross on Mar 14, 2024 Cross on Mar 25, 2024 Cross on Apr 3, 2024 Cross on Oct 3, 2024 Cross on Oct 10, 2024 Cross on Jan 2, 2025 Cross on Jan 13, 2025 Cross on Feb 20, 2025 Cross on Mar 31, 2025 Cross on Apr 2, 2025 Cross on Jun 11, 2025 Cross on Jul 29, 2025 Cross on Sep 2, 2025 Cross on Sep 24, 2025 Cross on Jan 13, 2026 Cross on Jan 27, 2026 Cross on Feb 3, 2026 Cross on Feb 18, 2026 Cross on Mar 20, 2026 Cross on Mar 26, 2026 Cross on Apr 29, 2026 Cross on May 4, 2026 Cross on May 12, 2026 Cross on Jul 7, 2026 Day 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10
prior crosses middle 50% of outcomes nominal ≥90% median interval median Most recent 60 paths drawn
UCO historical gamma-max cross outcomes after closing above
Horizon n Median Middle 50% Above zero Nominal ≥90% median interval Confidence floor
Day +1 80 +0.7% -1.4% to +2.5% 59% 0.0% to +1.5% 0.0%
Day +2 80 +1.5% -1.7% to +3.6% 59% -0.1% to +2.2% 0.0%
Day +3 80 +0.6% -4.1% to +3.1% 56% -0.4% to +1.9% 0.0%
Day +4 80 -0.1% -4.8% to +3.3% 50% -2.4% to +1.0% 0.0%
Day +5 80 +0.6% -4.6% to +4.2% 53% -0.6% to +2.0% 0.0%
Day +6 80 +0.9% -4.3% to +5.4% 57% -0.3% to +3.1% 0.0%
Day +7 80 +0.7% -5.4% to +5.6% 54% -2.1% to +2.7% 0.0%
Day +8 80 +0.3% -6.5% to +6.4% 51% -3.3% to +2.2% 0.0%
Day +9 80 -0.2% -6.6% to +7.0% 48% -3.1% to +3.1% 0.0%
Day +10 80 -0.4% -6.2% to +7.7% 45% -3.0% to +1.6% 0.0%
Crosses below gamma max 77 completed Day +10 paths · latest May 13, 2026
UCO 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 Jun 15, 2021 Cross on Jun 21, 2021 Cross on Jun 28, 2021 Cross on Jul 7, 2021 Cross on Jul 14, 2021 Cross on Aug 26, 2021 Cross on Sep 16, 2021 Cross on Sep 28, 2021 Cross on Oct 5, 2021 Cross on Jan 13, 2022 Cross on Jan 21, 2022 Cross on Feb 8, 2022 Cross on Mar 2, 2022 Cross on Apr 14, 2022 Cross on May 17, 2022 Cross on May 27, 2022 Cross on Jun 6, 2022 Cross on Jun 9, 2022 Cross on Jul 12, 2022 Cross on Jul 20, 2022 Cross on Jul 28, 2022 Cross on Aug 1, 2022 Cross on Aug 12, 2022 Cross on Aug 25, 2022 Cross on Oct 7, 2022 Cross on Oct 28, 2022 Cross on Apr 4, 2023 Cross on Apr 14, 2023 Cross on Jul 14, 2023 Cross on Aug 2, 2023 Cross on Aug 7, 2023 Cross on Aug 10, 2023 Cross on Sep 7, 2023 Cross on Oct 16, 2023 Cross on Oct 20, 2023 Cross on Jan 29, 2024 Cross on Feb 9, 2024 Cross on Mar 21, 2024 Cross on Mar 26, 2024 Cross on Apr 9, 2024 Cross on Oct 8, 2024 Cross on Oct 14, 2024 Cross on Jan 8, 2025 Cross on Jan 14, 2025 Cross on Feb 21, 2025 Cross on Apr 1, 2025 Cross on Apr 3, 2025 Cross on Jun 23, 2025 Cross on Aug 1, 2025 Cross on Sep 3, 2025 Cross on Sep 25, 2025 Cross on Jan 14, 2026 Cross on Feb 2, 2026 Cross on Feb 12, 2026 Cross on Mar 16, 2026 Cross on Mar 23, 2026 Cross on Mar 31, 2026 Cross on Apr 30, 2026 Cross on May 5, 2026 Cross on May 13, 2026 Day 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10
prior crosses middle 50% of outcomes nominal ≥90% median interval median Most recent 60 paths drawn
UCO historical gamma-max cross outcomes after closing below
Horizon n Median Middle 50% Above zero Nominal ≥90% median interval Confidence floor
Day +1 77 -0.0% -2.5% to +1.7% 49% -0.9% to +0.7% 0.0%
Day +2 77 +0.2% -4.2% to +3.0% 52% -1.2% to +1.2% 0.0%
Day +3 77 +0.6% -4.2% to +4.1% 57% -1.2% to +2.5% 0.0%
Day +4 77 +1.6% -4.2% to +5.9% 61% +0.3% to +2.6% +0.3%
Day +5 77 +1.4% -3.7% to +6.2% 60% -0.1% to +2.7% 0.0%
Day +6 77 +0.7% -5.1% to +5.0% 55% -1.7% to +2.8% 0.0%
Day +7 77 +1.2% -6.1% to +5.0% 57% -1.6% to +2.1% 0.0%
Day +8 77 +2.0% -5.9% to +5.9% 53% -1.5% to +4.2% 0.0%
Day +9 77 +1.2% -6.6% to +6.5% 55% -1.4% to +3.2% 0.0%
Day +10 77 +1.3% -7.6% to +7.8% 53% -1.5% to +4.1% 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

UCO trailing historical statistics
Sessions closed above gamma max 19%
Gamma max crosses 20
Delta neutral crosses 23
Prior-year sessions closer to gamma max 96.4% of 252
Prior-year sessions closer to delta neutral 4.4% of 252
Open interest percentile (1y) 71th
Daily open interest change versus prior year +0.18σ (1,823 contracts; 252 prior changes)
Open interest change, 5 sessions +3.9%
Open interest change, 21 sessions +9.6%
History available Dec 1, 2020 → Oct 2, 2026

Recent crosses

  1. closed above delta neutral at 53.39 vs 53.10 (+0.6%)
  2. closed below delta neutral at 51.96 vs 52.06 (-0.2%)
  3. closed above delta neutral at 53.11 vs 53.07 (+0.1%)
  4. closed below delta neutral at 51.92 vs 51.98 (-0.1%)
  5. closed above delta neutral at 42.69 vs 42.53 (+0.4%)
  6. closed below delta neutral at 41.75 vs 41.96 (-0.5%)
  7. closed above delta neutral at 41.21 vs 38.36 (+6.9%)
  8. closed below delta neutral at 35.62 vs 37.40 (-5.0%)
  9. closed above delta neutral at 41.58 vs 38.55 (+7.3%)
  10. closed below delta neutral at 37.53 vs 37.59 (-0.2%)

In today's screens

Neighbours by open interest

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

Questions people ask about UCO

Where is UCO's gamma max today?

As of Oct 2, 2026, the gamma max for UCO is 75.00, +37.8% from the 54.43 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 UCO above or below its delta neutral price?

UCO closed above delta neutral: 54.43 against a delta neutral price of 54.18. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does UCO have?

107,427 contracts of open interest across 469 listed contracts on Oct 2, 2026, +1.7% 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.