# MBLY: options-positioning snapshot

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

| Published field | Value |
| --- | --- |
| Close (USD/share) | 7.42 |
| Delta neutral (USD/share) | 8.08 |
| Gamma neutral (USD/share) | 9.28 |
| Gamma max (USD/share) | 11.00 |
| Open interest (contracts) | 243,328 |
| Nearest-expiration max pain (USD/share) | 7.50 (2026-10-09) |
| All-expiration max pain (USD/share) | 10.00 |
| Net gamma exposure | -182,183 |
| Confirmed GEX flip (USD/share) | 9.28 |
| Call wall (USD/share) | 10.00 |
| Put wall (USD/share) | 9.00 |
| Put/call open-interest ratio | 0.53 |
| Options catalyst-intensity score (0–100) | 50.3 |
| Options directional score (-100 to +100) | 27.2 |
| IV rank | 100.0 |
| Front ATM IV | +53.9% |
| Front-minus-back IV | -9.3 pp |
| Front expected move | +7.5% |
| Front ATM straddle / spot | +5.6% |
| Front 25-delta risk reversal | -97.8 pp |
| Call OI change, 1 session | -9,021 contracts · -5.4% |
| Put OI change, 1 session | -967 contracts · -1.1% |
| Call minus put OI growth, 1 session | -4.2 pp |
| Call OI change, 5 sessions | -4,862 contracts · -3.0% |
| Put OI change, 5 sessions | +815 contracts · +1.0% |
| Call minus put OI growth, 5 sessions | -3.9 pp |
| Daily call OI change surprise | -0.75σ (252 prior changes) |
| Daily put OI change surprise | -0.15σ (252 prior changes) |
| Daily call-minus-put growth surprise | -0.91σ (252 prior changes) |
| Daily open interest change (contracts) | -9,988 |
| Daily open interest change z-score (prior 252) | -0.59σ (252 prior changes) |
| Gamma max distance from close | +48.2% |
| Delta neutral distance from close | +8.8% |
| Prior-year sessions closer to gamma max | 98.0% of 252 |
| Prior-year sessions closer to delta neutral | 65.5% of 252 |

## Historical gamma-max cross outcomes

| Direction | Horizon | n | Median | Middle 50% | Above zero | Nominal ≥90% median interval | Confidence floor |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: |
| above | Day +1 | 13 | -0.4% | -2.5% to +0.2% | 38% | -2.5% to +0.2% | 0.0% |
| above | Day +3 | 13 | -2.4% | -6.4% to -0.0% | 23% | -6.4% to -0.0% | -0.0% |
| above | Day +5 | 13 | -5.2% | -10.6% to -1.4% | 23% | -10.6% to -1.4% | -1.4% |
| above | Day +10 | 13 | -8.4% | -18.6% to +1.9% | 31% | -18.6% to +1.9% | 0.0% |
| below | Day +1 | 12 | -1.3% | -3.6% to +0.7% | 42% | -3.7% to +1.2% | 0.0% |
| below | Day +3 | 12 | -2.6% | -5.9% to +2.9% | 42% | -8.5% to +5.2% | 0.0% |
| below | Day +5 | 12 | -4.8% | -14.5% to -1.7% | 8% | -14.9% to -1.4% | -1.4% |
| below | Day +10 | 12 | -7.1% | -14.4% to -3.1% | 25% | -15.9% to +1.6% | 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/MBLY.json)
- [Historical CSV](https://halfonadouble.com/api/v1/history/MBLY.csv)
- [Complete advanced analysis](https://halfonadouble.com/api/v1/analysis/MBLY.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).