# UNH: options-positioning snapshot

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

| Published field | Value |
| --- | --- |
| Close (USD/share) | 371.90 |
| Delta neutral (USD/share) | 361.90 |
| Gamma neutral (USD/share) | 380.74 |
| Gamma max (USD/share) | 441.83 |
| Open interest (contracts) | 849,336 |
| Nearest-expiration max pain (USD/share) | 375.00 (2026-10-09) |
| All-expiration max pain (USD/share) | 350.00 |
| Net gamma exposure | -9,797,791 |
| Confirmed GEX flip (USD/share) | 380.74 |
| Call wall (USD/share) | 400.00 |
| Put wall (USD/share) | 370.00 |
| Put/call open-interest ratio | 0.84 |
| Options catalyst-intensity score (0–100) | 52.0 |
| Options directional score (-100 to +100) | -12.3 |
| IV rank | 83.2 |
| Front ATM IV | +37.5% |
| Front-minus-back IV | 1.0 pp |
| Front expected move | +5.2% |
| Front ATM straddle / spot | +3.9% |
| Front 25-delta risk reversal | 0.7 pp |
| Call OI change, 1 session | -12,537 contracts · -2.6% |
| Put OI change, 1 session | -15,329 contracts · -3.8% |
| Call minus put OI growth, 1 session | +1.2 pp |
| Call OI change, 5 sessions | +9,874 contracts · +2.2% |
| Put OI change, 5 sessions | +7,301 contracts · +1.9% |
| Call minus put OI growth, 5 sessions | +0.3 pp |
| Daily call OI change surprise | -0.28σ (252 prior changes) |
| Daily put OI change surprise | -0.63σ (252 prior changes) |
| Daily call-minus-put growth surprise | +0.96σ (252 prior changes) |
| Daily open interest change (contracts) | -27,866 |
| Daily open interest change z-score (prior 252) | -0.42σ (252 prior changes) |
| Gamma max distance from close | +18.8% |
| Delta neutral distance from close | -2.7% |
| Prior-year sessions closer to gamma max | 80.2% of 252 |
| Prior-year sessions closer to delta neutral | 19.4% of 252 |

## Historical gamma-max cross outcomes

| Direction | Horizon | n | Median | Middle 50% | Above zero | Nominal ≥90% median interval | Confidence floor |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: |
| above | Day +1 | 11 | -0.3% | -0.6% to +0.9% | 45% | -0.7% to +1.0% | 0.0% |
| above | Day +3 | 11 | +0.9% | -2.0% to +1.4% | 55% | -2.1% to +1.5% | 0.0% |
| above | Day +5 | 11 | -0.4% | -3.2% to +0.5% | 36% | -4.0% to +1.0% | 0.0% |
| above | Day +10 | 11 | -0.2% | -4.3% to +1.4% | 36% | -4.8% to +1.7% | 0.0% |
| below | Day +1 | 11 | -0.7% | -1.0% to +0.7% | 45% | -1.3% to +1.1% | 0.0% |
| below | Day +3 | 11 | -0.5% | -1.5% to +0.9% | 45% | -2.3% to +1.4% | 0.0% |
| below | Day +5 | 11 | -1.0% | -3.0% to +0.2% | 36% | -3.3% to +0.3% | 0.0% |
| below | Day +10 | 11 | -3.2% | -4.6% to +0.9% | 45% | -4.7% to +1.5% | 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/UNH.json)
- [Historical CSV](https://halfonadouble.com/api/v1/history/UNH.csv)
- [Complete advanced analysis](https://halfonadouble.com/api/v1/analysis/UNH.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).