# MUU: options-positioning snapshot

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

| Published field | Value |
| --- | --- |
| Close (USD/share) | 37.10 |
| Delta neutral (USD/share) | 32.28 |
| Gamma neutral (USD/share) | 31.36 |
| Gamma max (USD/share) | 41.46 |
| Open interest (contracts) | 131,981 |
| Nearest-expiration max pain (USD/share) | 35.00 (2026-10-09) |
| All-expiration max pain (USD/share) | 31.25 |
| Net gamma exposure | 3,047,111 |
| Confirmed GEX flip (USD/share) | 31.36 |
| Call wall (USD/share) | 40.00 |
| Put wall (USD/share) | 35.00 |
| Put/call open-interest ratio | 0.64 |
| Options catalyst-intensity score (0–100) | 62.4 |
| Options directional score (-100 to +100) | -1.0 |
| IV rank | 79.1 |
| Front ATM IV | +92.4% |
| Front-minus-back IV | -6.8 pp |
| Front expected move | +12.8% |
| Front ATM straddle / spot | +9.5% |
| Front 25-delta risk reversal | 0.8 pp |
| Call OI change, 1 session | -40,939 contracts · -33.7% |
| Put OI change, 1 session | -24,244 contracts · -32.0% |
| Call minus put OI growth, 1 session | -1.7 pp |
| Call OI change, 5 sessions | -3,868 contracts · -4.6% |
| Put OI change, 5 sessions | +742 contracts · +1.5% |
| Call minus put OI growth, 5 sessions | -6.0 pp |
| Daily call OI change surprise | — (115 prior changes) |
| Daily put OI change surprise | — (115 prior changes) |
| Daily call-minus-put growth surprise | — (99 prior changes) |
| Daily open interest change (contracts) | -65,183 |
| Daily open interest change z-score (prior 252) | — |
| Gamma max distance from close | +11.7% |
| Delta neutral distance from close | -13.0% |
| Prior-year sessions closer to gamma max | 39.7% of 116 |
| Prior-year sessions closer to delta neutral | 42.2% of 116 |

## Historical gamma-max cross outcomes

| Direction | Horizon | n | Median | Middle 50% | Above zero | Nominal ≥90% median interval | Confidence floor |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: |
| above | Day +1 | 5 | +2.9% | -7.9% to +9.4% | 60% | -11.4% to +12.9% | 0.0% |
| above | Day +3 | 5 | +1.7% | -3.1% to +6.0% | 60% | -36.1% to +48.8% | 0.0% |
| above | Day +5 | 5 | +6.6% | +1.0% to +19.6% | 80% | -25.9% to +83.5% | 0.0% |
| above | Day +10 | 4 | +82.6% | +48.5% to +101.5% | 75% | — | – |
| below | Day +1 | 5 | +1.4% | -0.6% to +7.9% | 60% | -26.6% to +9.3% | 0.0% |
| below | Day +3 | 5 | +12.3% | -3.4% to +33.1% | 60% | -14.9% to +50.6% | 0.0% |
| below | Day +5 | 5 | +15.5% | -1.0% to +39.4% | 60% | -5.0% to +53.0% | 0.0% |
| below | Day +10 | 4 | +16.6% | +4.4% to +43.8% | 75% | — | – |

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/MUU.json)
- [Historical CSV](https://halfonadouble.com/api/v1/history/MUU.csv)
- [Complete advanced analysis](https://halfonadouble.com/api/v1/analysis/MUU.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).