# WMT: options-positioning snapshot

Canonical: https://halfonadouble.com/stock/WMT
Data through: 2026-10-16 close
Publisher: Half on a Double

| Published field | Value |
| --- | --- |
| Close (USD/share) | 118.81 |
| Delta neutral (USD/share) | 108.67 |
| Gamma neutral (USD/share) | 102.92 |
| Gamma max (USD/share) | 121.74 |
| Open interest (contracts) | 1,268,057 |
| Nearest-expiration max pain (USD/share) | 115.00 (2026-10-23) |
| All-expiration max pain (USD/share) | 110.00 |
| Net gamma exposure | 144,379,757 |
| Confirmed GEX flip (USD/share) | 102.92 |
| Call wall (USD/share) | 120.00 |
| Put wall (USD/share) | 110.00 |
| Put/call open-interest ratio | 0.60 |
| Options catalyst-intensity score (0–100) | 36.0 |
| Options directional score (-100 to +100) | 7.5 |
| IV rank | 46.8 |
| Front-minus-back IV | -2.2 pp |
| Front 25-delta risk reversal | 0.5 pp |
| Call OI change, 1 session | -80,554 contracts · -9.2% |
| Put OI change, 1 session | -38,698 contracts · -7.5% |
| Call minus put OI growth, 1 session | -1.7 pp |
| Call OI change, 5 sessions | -21,396 contracts · -2.6% |
| Put OI change, 5 sessions | +4,096 contracts · +0.9% |
| Call minus put OI growth, 5 sessions | -3.5 pp |
| Daily call OI change surprise | -2.24σ (252 prior changes) |
| Daily put OI change surprise | -1.18σ (252 prior changes) |
| Daily call-minus-put growth surprise | -0.49σ (252 prior changes) |
| Daily open interest change (contracts) | -119,252 |
| Daily open interest change z-score (prior 252) | -1.84σ (252 prior changes) |
| Gamma max distance from close | +2.5% |
| Delta neutral distance from close | -8.5% |
| Prior-year sessions closer to gamma max | 15.5% of 252 |
| Prior-year sessions closer to delta neutral | 95.2% of 252 |

## Historical gamma-max cross outcomes

| Direction | Horizon | n | Median | Middle 50% | Above zero | Nominal ≥90% median interval | Confidence floor |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: |
| above | Day +1 | 16 | +0.7% | +0.3% to +1.1% | 81% | +0.3% to +1.0% | +0.3% |
| above | Day +3 | 15 | +0.8% | -0.6% to +1.7% | 67% | -0.7% to +2.3% | 0.0% |
| above | Day +5 | 15 | +0.6% | -0.7% to +2.4% | 53% | -0.7% to +2.8% | 0.0% |
| above | Day +10 | 15 | +1.9% | -0.1% to +4.2% | 73% | -0.4% to +4.9% | 0.0% |
| below | Day +1 | 15 | +0.3% | -0.5% to +1.0% | 60% | -0.6% to +1.1% | 0.0% |
| below | Day +3 | 15 | +0.4% | +0.0% to +1.6% | 73% | -0.1% to +1.7% | 0.0% |
| below | Day +5 | 15 | +0.6% | -0.7% to +1.4% | 60% | -1.0% to +2.1% | 0.0% |
| below | Day +10 | 15 | +0.2% | -0.4% to +3.5% | 53% | -0.5% to +5.5% | 0.0% |

Returns are close-to-close after the labelled number of subsequent trading sessions. Cohorts require gamma max to be within 10% of the close on both crossing sessions. Historical windows can overlap and are not independent observations, so interval coverage is not guaranteed.

- [Machine-readable snapshot](https://halfonadouble.com/api/v1/tickers/WMT.json)
- [Historical CSV](https://halfonadouble.com/api/v1/history/WMT.csv)
- [Public aggregate analysis](https://halfonadouble.com/api/v1/analysis/WMT.json?date=2026-10-16&public_schema=4)

An em dash means unavailable, not zero. Values use the same display rounding as the HTML page. This is a current snapshot; full history and individual event paths are on the canonical page.

[Definitions and limitations](https://halfonadouble.com/methodology.md).