# HUM: options-positioning snapshot

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

| Published field | Value |
| --- | --- |
| Close (USD/share) | 388.36 |
| Delta neutral (USD/share) | 376.46 |
| Gamma neutral (USD/share) | 374.63 |
| Gamma max (USD/share) | 447.32 |
| Open interest (contracts) | 141,907 |
| Nearest-expiration max pain (USD/share) | 387.50 (2026-10-09) |
| All-expiration max pain (USD/share) | 350.00 |
| Net gamma exposure | 1,173,017 |
| Confirmed GEX flip (USD/share) | 374.63 |
| Call wall (USD/share) | 400.00 |
| Put wall (USD/share) | 380.00 |
| Put/call open-interest ratio | 1.03 |
| Options catalyst-intensity score (0–100) | 71.7 |
| Options directional score (-100 to +100) | -10.0 |
| IV rank | 100.0 |
| Front ATM IV | +92.6% |
| Front-minus-back IV | 34.9 pp |
| Front expected move | +12.8% |
| Front ATM straddle / spot | +9.3% |
| Front 25-delta risk reversal | -1.5 pp |
| Call OI change, 1 session | -2,121 contracts · -2.9% |
| Put OI change, 1 session | -2,666 contracts · -3.6% |
| Call minus put OI growth, 1 session | +0.6 pp |
| Call OI change, 5 sessions | +4,633 contracts · +7.1% |
| Put OI change, 5 sessions | +6,059 contracts · +9.2% |
| Call minus put OI growth, 5 sessions | -2.1 pp |
| Daily call OI change surprise | -0.42σ (252 prior changes) |
| Daily put OI change surprise | -0.84σ (252 prior changes) |
| Daily call-minus-put growth surprise | +0.17σ (252 prior changes) |
| Daily open interest change (contracts) | -4,787 |
| Daily open interest change z-score (prior 252) | -0.62σ (252 prior changes) |
| Gamma max distance from close | +15.2% |
| Delta neutral distance from close | -3.1% |
| Prior-year sessions closer to gamma max | 57.5% 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 | 15 | +0.3% | -0.1% to +1.0% | 67% | -0.2% to +1.4% | 0.0% |
| above | Day +3 | 15 | +0.2% | -0.1% to +2.2% | 73% | -0.3% to +2.3% | 0.0% |
| above | Day +5 | 15 | +1.2% | -0.1% to +3.6% | 73% | -0.8% to +4.7% | 0.0% |
| above | Day +10 | 15 | +2.3% | -3.9% to +5.0% | 60% | -4.2% to +5.9% | 0.0% |
| below | Day +1 | 13 | +0.1% | -0.6% to +1.1% | 54% | -0.6% to +1.1% | 0.0% |
| below | Day +3 | 13 | +1.6% | +0.2% to +2.1% | 77% | +0.2% to +2.1% | +0.2% |
| below | Day +5 | 13 | +1.6% | -1.4% to +3.1% | 54% | -1.4% to +3.1% | 0.0% |
| below | Day +10 | 13 | +1.3% | -4.6% to +5.0% | 62% | -4.6% to +5.0% | 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/HUM.json)
- [Historical CSV](https://halfonadouble.com/api/v1/history/HUM.csv)
- [Complete advanced analysis](https://halfonadouble.com/api/v1/analysis/HUM.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).