# ENVX: options-positioning snapshot

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

| Published field | Value |
| --- | --- |
| Close (USD/share) | 2.49 |
| Delta neutral (USD/share) | 2.47 |
| Gamma neutral (USD/share) | 1.41 |
| Gamma max (USD/share) | 3.48 |
| Open interest (contracts) | 299,776 |
| Nearest-expiration max pain (USD/share) | 2.50 (2026-10-23) |
| All-expiration max pain (USD/share) | 4.00 |
| Net gamma exposure | 3,216,749 |
| Confirmed GEX flip (USD/share) | 1.41 |
| Call wall (USD/share) | 3.00 |
| Put wall (USD/share) | 3.00 |
| Put/call open-interest ratio | 0.35 |
| Options catalyst-intensity score (0–100) | 59.8 |
| Options directional score (-100 to +100) | -3.4 |
| IV rank | 100.0 |
| Front-minus-back IV | 10.3 pp |
| Front 25-delta risk reversal | 15.6 pp |
| Call OI change, 1 session | -73,284 contracts · -24.8% |
| Put OI change, 1 session | -7,487 contracts · -8.8% |
| Call minus put OI growth, 1 session | -16.1 pp |
| Call OI change, 5 sessions | -62,782 contracts · -22.1% |
| Put OI change, 5 sessions | -3,692 contracts · -4.5% |
| Call minus put OI growth, 5 sessions | -17.5 pp |
| Daily call OI change surprise | -4.07σ (252 prior changes) |
| Daily put OI change surprise | -1.36σ (252 prior changes) |
| Daily call-minus-put growth surprise | -3.94σ (252 prior changes) |
| Daily open interest change (contracts) | -80,771 |
| Daily open interest change z-score (prior 252) | -3.59σ (252 prior changes) |
| Gamma max distance from close | +39.7% |
| Delta neutral distance from close | -0.9% |
| Prior-year sessions closer to gamma max | 80.6% of 252 |
| Prior-year sessions closer to delta neutral | 2.4% of 252 |

## Historical gamma-max cross outcomes

| Direction | Horizon | n | Median | Middle 50% | Above zero | Nominal ≥90% median interval | Confidence floor |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: |
| above | Day +1 | 29 | +0.2% | -3.2% to +2.4% | 52% | -2.0% to +1.7% | 0.0% |
| above | Day +3 | 29 | -0.2% | -6.3% to +4.1% | 48% | -5.2% to +3.1% | 0.0% |
| above | Day +5 | 29 | +0.1% | -5.5% to +3.3% | 52% | -2.3% to +2.2% | 0.0% |
| above | Day +10 | 29 | -3.5% | -8.8% to +3.7% | 41% | -6.9% to +2.0% | 0.0% |
| below | Day +1 | 33 | +0.6% | -3.2% to +2.3% | 55% | -1.1% to +1.9% | 0.0% |
| below | Day +3 | 33 | +1.2% | -4.6% to +6.0% | 55% | -2.9% to +5.1% | 0.0% |
| below | Day +5 | 33 | +0.5% | -3.9% to +9.7% | 58% | -2.5% to +6.3% | 0.0% |
| below | Day +10 | 33 | +3.3% | -11.0% to +11.2% | 58% | -2.8% to +6.0% | 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/ENVX.json)
- [Historical CSV](https://halfonadouble.com/api/v1/history/ENVX.csv)
- [Public aggregate analysis](https://halfonadouble.com/api/v1/analysis/ENVX.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).