# WPM: options-positioning snapshot

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

| Published field | Value |
| --- | --- |
| Close (USD/share) | 134.18 |
| Delta neutral (USD/share) | 149.61 |
| Gamma neutral (USD/share) | 182.71 |
| Gamma max (USD/share) | 217.39 |
| Open interest (contracts) | 117,537 |
| Nearest-expiration max pain (USD/share) | 135.00 (2026-10-23) |
| All-expiration max pain (USD/share) | 150.00 |
| Net gamma exposure | -4,222,966 |
| Confirmed GEX flip (USD/share) | 182.71 |
| Call wall (USD/share) | 140.00 |
| Put wall (USD/share) | 150.00 |
| Put/call open-interest ratio | 1.76 |
| Options catalyst-intensity score (0–100) | 50.7 |
| Options directional score (-100 to +100) | -38.4 |
| IV rank | 96.0 |
| Front-minus-back IV | 1.5 pp |
| Front 25-delta risk reversal | 9.4 pp |
| Call OI change, 1 session | -6,024 contracts · -12.4% |
| Put OI change, 1 session | -4,605 contracts · -5.8% |
| Call minus put OI growth, 1 session | -6.6 pp |
| Call OI change, 5 sessions | -4,022 contracts · -8.6% |
| Put OI change, 5 sessions | -2,778 contracts · -3.6% |
| Call minus put OI growth, 5 sessions | -5.0 pp |
| Daily call OI change surprise | -2.13σ (252 prior changes) |
| Daily put OI change surprise | -1.82σ (252 prior changes) |
| Daily call-minus-put growth surprise | -1.87σ (252 prior changes) |
| Daily open interest change (contracts) | -10,629 |
| Daily open interest change z-score (prior 252) | -2.11σ (252 prior changes) |
| Gamma max distance from close | +62.0% |
| Delta neutral distance from close | +11.5% |
| Prior-year sessions closer to gamma max | 98.8% of 252 |
| Prior-year sessions closer to delta neutral | 89.7% of 252 |

## Historical gamma-max cross outcomes

| Direction | Horizon | n | Median | Middle 50% | Above zero | Nominal ≥90% median interval | Confidence floor |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: |
| above | Day +1 | 45 | -0.1% | -1.3% to +1.7% | 49% | -0.9% to +0.6% | 0.0% |
| above | Day +3 | 45 | +1.4% | -0.4% to +3.2% | 67% | +0.3% to +2.3% | +0.3% |
| above | Day +5 | 45 | +2.0% | -0.3% to +5.4% | 73% | +1.4% to +3.4% | +1.4% |
| above | Day +10 | 45 | +2.4% | -2.4% to +5.1% | 69% | +1.8% to +3.9% | +1.8% |
| below | Day +1 | 44 | +0.5% | -0.5% to +2.0% | 59% | -0.3% to +1.2% | 0.0% |
| below | Day +3 | 44 | +0.9% | -1.1% to +3.2% | 66% | +0.4% to +1.9% | +0.4% |
| below | Day +5 | 44 | +1.0% | -0.6% to +4.2% | 70% | +0.4% to +2.5% | +0.4% |
| below | Day +10 | 44 | +2.1% | -2.5% to +6.7% | 66% | +1.5% to +4.1% | +1.5% |

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/WPM.json)
- [Historical CSV](https://halfonadouble.com/api/v1/history/WPM.csv)
- [Public aggregate analysis](https://halfonadouble.com/api/v1/analysis/WPM.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).