Data through close

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

As of close · rank #564 by open interest · 1,398 sessions of history since Dec 1, 2020

AMGN's nearest-expiration max pain is 415.00 for 2026-10-16, its GEX flip is 396.07, net GEX is 4,859,029, its put/call open-interest ratio is 1.07. These are whole-chain derived aggregates as of Oct 9, 2026 close.

AMGN 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
415.00
+0.0% from close
Expiry: 2026-10-16
GEX flip
396.07
-4.5% from close
Net GEX
4,859,029
3,725,278 per 100k OI
Call wall
420.00
+1.2% from close
Put wall
400.00
-3.6% from close
Put/call OI
1.07
67,317 puts / 63,117 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
414.87
prev 407.44
Gamma max
437.25
+5.4% from close
Delta neutral
397.64
-4.2% from close
Gamma neutral
396.07
-4.5% from close
Open interest
130,434
-2.3% vs prev
Contracts listed
920
544 calls · 490 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
54.8
cross-sectional score / 100
Directional score
-19.2
relatively bearish positioning
IV rank
88.5
within trailing 52-week range
Front IV premium
-1.0 pp
front minus back volatility difference
25Δ risk reversal
0.6 pp
put IV minus call IV
IV butterfly
-1.3 pp
front-window smile convexity
Volume / open interest
0.05
6,187 contracts traded
Normalized net delta
0.122
option-holder convention
Modeled dealer delta
-0.119
opposite-side scenario
Vanna / 100k OI
1,828
volatility-sensitive delta
Charm / 100k OI
-1,897,561
time-decay-sensitive delta
IV surface range
155.2 pp
aggregate volatility dispersion

Strongest relative signals: IV rank 89

Download the dated aggregate analysis JSON .

AMGN closed 5.4% below its gamma max of 437.25. It is 4.2% above the delta neutral price of 397.64. Total open interest is 130,434, -2.3% versus the previous session. Its options catalyst-intensity score is 54.8 out of 100, led by IV rank 89. 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.

AMGN call and put open interest changes
Measure Value
Call OI change, 1 session -2,179 contracts · -3.3%
Put OI change, 1 session -838 contracts · -1.2%
Call minus put OI growth, 1 session -2.1 pp
Call OI change, 5 sessions +642 contracts · +1.0%
Put OI change, 5 sessions +1,934 contracts · +3.0%
Call minus put OI growth, 5 sessions -1.9 pp
Daily call OI change surprise -0.44σ (252 prior changes)
Daily put OI change surprise -0.20σ (252 prior changes)
Daily call-minus-put growth surprise -0.52σ (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

Chart loads when this section is in view.

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 26 completed Day +10 paths · latest Mar 2, 2026
AMGN 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 Jan 21, 2021 Cross on Jan 27, 2021 Cross on Dec 17, 2021 Cross on Feb 9, 2022 Cross on Apr 14, 2022 Cross on Oct 27, 2022 Cross on Nov 2, 2022 Cross on Nov 16, 2022 Cross on Aug 17, 2023 Cross on Sep 21, 2023 Cross on Oct 17, 2023 Cross on Dec 14, 2023 Cross on Jan 4, 2024 Cross on Jan 10, 2024 Cross on Jan 23, 2024 Cross on Feb 2, 2024 Cross on May 6, 2024 Cross on Jan 24, 2025 Cross on Feb 7, 2025 Cross on Feb 28, 2025 Cross on Mar 5, 2025 Cross on Oct 2, 2025 Cross on Nov 19, 2025 Cross on Feb 10, 2026 Cross on Feb 20, 2026 Cross on Mar 2, 2026 Day 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10
prior crosses middle 50% of outcomes nominal ≥90% median interval median
AMGN historical gamma-max cross outcomes after closing below
Horizon n Median Middle 50% Above zero Nominal ≥90% median interval Confidence floor
Day +1 26 -0.3% -1.1% to +0.5% 42% -0.8% to +0.4% 0.0%
Day +2 26 +0.1% -1.2% to +1.3% 54% -0.9% to +1.2% 0.0%
Day +3 26 +0.6% -1.6% to +2.2% 58% -0.4% to +1.5% 0.0%
Day +4 26 +0.5% -0.8% to +1.2% 54% -0.4% to +1.1% 0.0%
Day +5 26 -0.1% -1.6% to +1.4% 42% -1.3% to +1.1% 0.0%
Day +6 26 +0.3% -2.7% to +2.5% 50% -1.2% to +1.4% 0.0%
Day +7 26 +0.2% -2.5% to +2.8% 54% -1.6% to +2.3% 0.0%
Day +8 26 +0.2% -2.9% to +3.2% 54% -1.6% to +1.8% 0.0%
Day +9 26 +0.4% -4.9% to +3.7% 54% -1.9% to +1.5% 0.0%
Day +10 26 +0.8% -3.9% to +3.7% 54% -1.6% to +1.9% 0.0%
Crosses above gamma max 26 completed Day +10 paths · latest Feb 27, 2026
AMGN 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 Jan 20, 2021 Cross on Jan 25, 2021 Cross on Dec 16, 2021 Cross on Feb 8, 2022 Cross on Apr 8, 2022 Cross on Oct 26, 2022 Cross on Oct 28, 2022 Cross on Nov 7, 2022 Cross on Aug 7, 2023 Cross on Sep 20, 2023 Cross on Oct 11, 2023 Cross on Dec 13, 2023 Cross on Jan 2, 2024 Cross on Jan 8, 2024 Cross on Jan 22, 2024 Cross on Jan 29, 2024 Cross on May 3, 2024 Cross on Jan 23, 2025 Cross on Feb 5, 2025 Cross on Feb 20, 2025 Cross on Mar 3, 2025 Cross on Oct 1, 2025 Cross on Nov 5, 2025 Cross on Feb 4, 2026 Cross on Feb 13, 2026 Cross on Feb 27, 2026 Day 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10
prior crosses middle 50% of outcomes nominal ≥90% median interval median
AMGN historical gamma-max cross outcomes after closing above
Horizon n Median Middle 50% Above zero Nominal ≥90% median interval Confidence floor
Day +1 26 -0.1% -1.1% to +0.5% 46% -0.8% to +0.5% 0.0%
Day +2 26 -0.0% -1.9% to +1.9% 50% -1.4% to +1.8% 0.0%
Day +3 26 +0.7% -1.7% to +1.9% 58% -1.5% to +1.7% 0.0%
Day +4 26 +0.5% -1.1% to +2.7% 58% -0.9% to +2.0% 0.0%
Day +5 26 +0.0% -1.6% to +2.7% 50% -0.9% to +2.2% 0.0%
Day +6 26 +0.3% -1.1% to +2.4% 50% -0.9% to +1.4% 0.0%
Day +7 26 +0.9% -2.6% to +2.3% 62% -1.7% to +1.4% 0.0%
Day +8 26 +1.7% -2.5% to +3.8% 62% -1.9% to +3.1% 0.0%
Day +9 26 +1.4% -3.5% to +4.1% 58% -1.6% to +3.7% 0.0%
Day +10 26 +1.6% -3.0% to +4.0% 62% -0.4% to +3.1% 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

AMGN trailing historical statistics
Sessions closed above gamma max 8%
Gamma max crosses 8
Delta neutral crosses 8
Prior-year sessions closer to gamma max 46.0% of 252
Prior-year sessions closer to delta neutral 32.5% of 252
Open interest percentile (1y) 73th
Daily open interest change versus prior year -0.34σ (-3,017 contracts; 252 prior changes)
Open interest change, 5 sessions +2.0%
Open interest change, 21 sessions -18.4%
History available Dec 1, 2020 → Oct 9, 2026

Recent crosses

  1. closed above delta neutral at 393.16 vs 390.21 (+0.8%)
  2. closed below delta neutral at 393.17 vs 404.02 (-2.8%)
  3. closed above delta neutral at 338.22 vs 331.96 (+1.9%)
  4. closed below delta neutral at 329.13 vs 329.46 (-0.1%)
  5. closed above delta neutral at 330.92 vs 329.54 (+0.4%)
  6. closed below delta neutral at 326.41 vs 331.01 (-1.4%)
  7. closed above delta neutral at 329.59 vs 327.84 (+0.5%)
  8. closed below delta neutral at 323.85 vs 326.47 (-0.8%)
  9. closed below gamma max at 389.98 vs 391.26 (-0.3%)
  10. closed above gamma max at 387.96 vs 386.97 (+0.3%)

In today's screens

Neighbours by open interest

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

Questions people ask about AMGN

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

As of Oct 9, 2026 close, nearest-expiration max pain is 415.00 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 AMGN's gamma exposure and gamma flip show?

Signed net GEX is 4,859,029 as of Oct 9, 2026 close. The confirmed GEX flip is 396.07. 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 AMGN's gamma max today?

As of Oct 9, 2026, the gamma max for AMGN is 437.25, +5.4% from the 414.87 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 AMGN above or below its delta neutral price?

AMGN closed above delta neutral: 414.87 against a delta neutral price of 397.64. The delta neutral price is where the summed delta of the whole chain is zero; the definition.

How much open interest does AMGN have?

130,434 contracts of open interest across 920 listed contracts on Oct 9, 2026, -2.3% 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.