# EWZ: options-positioning snapshot

Canonical: https://halfonadouble.com/stock/EWZ
Data through: 2026-10-02 close
Publisher: Half on a Double

| Published field | Value |
| --- | --- |
| Close (USD/share) | 38.19 |
| Delta neutral (USD/share) | 33.31 |
| Gamma neutral (USD/share) | 30.31 |
| Gamma max (USD/share) | 41.58 |
| Open interest (contracts) | 9,122,883 |
| Nearest-expiration max pain (USD/share) | 36.50 (2026-10-09) |
| All-expiration max pain (USD/share) | 35.50 |
| Net gamma exposure | 1,008,234,977 |
| Confirmed GEX flip (USD/share) | 30.31 |
| Call wall (USD/share) | 43.00 |
| Put wall (USD/share) | 34.00 |
| Put/call open-interest ratio | 0.29 |
| Options catalyst-intensity score (0–100) | 65.8 |
| Options directional score (-100 to +100) | -2.1 |
| IV rank | 35.6 |
| Front ATM IV | +77.4% |
| Front-minus-back IV | 25.7 pp |
| Front expected move | +10.7% |
| Front ATM straddle / spot | +7.8% |
| Front 25-delta risk reversal | 7.6 pp |
| Call OI change, 1 session | -19,590 contracts · -0.3% |
| Put OI change, 1 session | -194,364 contracts · -8.7% |
| Call minus put OI growth, 1 session | +8.5 pp |
| Call OI change, 5 sessions | +608,659 contracts · +9.4% |
| Put OI change, 5 sessions | +70,555 contracts · +3.6% |
| Call minus put OI growth, 5 sessions | +5.8 pp |
| Daily call OI change surprise | -0.21σ (252 prior changes) |
| Daily put OI change surprise | -2.39σ (252 prior changes) |
| Daily call-minus-put growth surprise | +1.95σ (252 prior changes) |
| Daily open interest change (contracts) | -213,954 |
| Daily open interest change z-score (prior 252) | -1.00σ (252 prior changes) |
| Gamma max distance from close | +8.9% |
| Delta neutral distance from close | -12.8% |
| Prior-year sessions closer to gamma max | 63.1% of 252 |
| Prior-year sessions closer to delta neutral | 67.9% of 252 |

## Historical gamma-max cross outcomes

| Direction | Horizon | n | Median | Middle 50% | Above zero | Nominal ≥90% median interval | Confidence floor |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: |
| above | Day +1 | 14 | -0.5% | -1.1% to +1.3% | 43% | -1.2% to +1.5% | 0.0% |
| above | Day +3 | 14 | -1.5% | -3.5% to +2.1% | 36% | -3.6% to +2.3% | 0.0% |
| above | Day +5 | 14 | -1.2% | -3.1% to +1.4% | 36% | -3.3% to +1.7% | 0.0% |
| above | Day +10 | 14 | -2.2% | -4.8% to +1.6% | 36% | -4.9% to +1.7% | 0.0% |
| below | Day +1 | 14 | -1.0% | -1.6% to -0.1% | 29% | -1.7% to +0.0% | 0.0% |
| below | Day +3 | 14 | -0.8% | -1.5% to -0.1% | 21% | -1.5% to -0.1% | -0.1% |
| below | Day +5 | 14 | -1.9% | -2.3% to +1.9% | 36% | -2.4% to +2.3% | 0.0% |
| below | Day +10 | 14 | -1.3% | -2.6% to +0.9% | 43% | -2.7% to +1.0% | 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/EWZ.json)
- [Historical CSV](https://halfonadouble.com/api/v1/history/EWZ.csv)
- [Complete advanced analysis](https://halfonadouble.com/api/v1/analysis/EWZ.json?date=2026-10-02)

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).