# U: options-positioning snapshot

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

| Published field | Value |
| --- | --- |
| Close (USD/share) | 40.40 |
| Delta neutral (USD/share) | 36.35 |
| Gamma neutral (USD/share) | 30.84 |
| Gamma max (USD/share) | 46.28 |
| Open interest (contracts) | 607,699 |
| Nearest-expiration max pain (USD/share) | 41.00 (2026-10-23) |
| All-expiration max pain (USD/share) | 36.00 |
| Net gamma exposure | 12,688,503 |
| Confirmed GEX flip (USD/share) | 30.84 |
| Call wall (USD/share) | 47.00 |
| Put wall (USD/share) | 45.00 |
| Put/call open-interest ratio | 0.67 |
| Options catalyst-intensity score (0–100) | 43.5 |
| Options directional score (-100 to +100) | -0.4 |
| IV rank | 84.5 |
| Front-minus-back IV | -2.2 pp |
| Front 25-delta risk reversal | 2.9 pp |
| Call OI change, 1 session | -91,081 contracts · -20.1% |
| Put OI change, 1 session | -32,322 contracts · -11.7% |
| Call minus put OI growth, 1 session | -8.4 pp |
| Call OI change, 5 sessions | -80,493 contracts · -18.2% |
| Put OI change, 5 sessions | -2,744 contracts · -1.1% |
| Call minus put OI growth, 5 sessions | -17.0 pp |
| Daily call OI change surprise | -2.58σ (252 prior changes) |
| Daily put OI change surprise | -1.76σ (252 prior changes) |
| Daily call-minus-put growth surprise | -1.93σ (252 prior changes) |
| Daily open interest change (contracts) | -123,403 |
| Daily open interest change z-score (prior 252) | -2.37σ (252 prior changes) |
| Gamma max distance from close | +14.6% |
| Delta neutral distance from close | -10.0% |
| Prior-year sessions closer to gamma max | 66.7% of 252 |
| Prior-year sessions closer to delta neutral | 21.0% of 252 |

## Historical gamma-max cross outcomes

| Direction | Horizon | n | Median | Middle 50% | Above zero | Nominal ≥90% median interval | Confidence floor |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: |
| above | Day +1 | 26 | +1.0% | -2.7% to +3.6% | 54% | -1.6% to +2.7% | 0.0% |
| above | Day +3 | 26 | -0.9% | -3.4% to +3.7% | 46% | -2.5% to +2.8% | 0.0% |
| above | Day +5 | 26 | -1.2% | -6.7% to +0.8% | 35% | -5.1% to +0.3% | 0.0% |
| above | Day +10 | 24 | -3.5% | -11.0% to +8.1% | 46% | -8.6% to +6.4% | 0.0% |
| below | Day +1 | 28 | -0.9% | -4.4% to +1.1% | 36% | -2.3% to +0.1% | 0.0% |
| below | Day +3 | 28 | -1.7% | -4.4% to +1.8% | 39% | -4.1% to +1.1% | 0.0% |
| below | Day +5 | 28 | -2.9% | -7.7% to +1.8% | 39% | -4.6% to +0.9% | 0.0% |
| below | Day +10 | 27 | -2.2% | -11.7% to +5.9% | 44% | -10.4% to +5.1% | 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/U.json)
- [Historical CSV](https://halfonadouble.com/api/v1/history/U.csv)
- [Public aggregate analysis](https://halfonadouble.com/api/v1/analysis/U.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).