# B: options-positioning snapshot

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

| Published field | Value |
| --- | --- |
| Close (USD/share) | 40.82 |
| Delta neutral (USD/share) | 38.10 |
| Gamma neutral (USD/share) | 37.96 |
| Gamma max (USD/share) | 47.12 |
| Open interest (contracts) | 723,287 |
| Nearest-expiration max pain (USD/share) | 41.00 (2026-10-23) |
| All-expiration max pain (USD/share) | 35.00 |
| Net gamma exposure | 8,683,618 |
| Confirmed GEX flip (USD/share) | 37.96 |
| Call wall (USD/share) | 35.00 |
| Put wall (USD/share) | 40.00 |
| Put/call open-interest ratio | 0.71 |
| Options catalyst-intensity score (0–100) | 58.9 |
| Options directional score (-100 to +100) | 23.7 |
| IV rank | 100.0 |
| Front-minus-back IV | 0.1 pp |
| Front 25-delta risk reversal | -127.9 pp |
| Call OI change, 1 session | -78,890 contracts · -15.7% |
| Put OI change, 1 session | -33,591 contracts · -10.1% |
| Call minus put OI growth, 1 session | -5.6 pp |
| Call OI change, 5 sessions | -67,409 contracts · -13.7% |
| Put OI change, 5 sessions | -32,662 contracts · -9.8% |
| Call minus put OI growth, 5 sessions | -3.9 pp |
| Daily call OI change surprise | -2.71σ (252 prior changes) |
| Daily put OI change surprise | -1.52σ (252 prior changes) |
| Daily call-minus-put growth surprise | -2.71σ (252 prior changes) |
| Daily open interest change (contracts) | -112,481 |
| Daily open interest change z-score (prior 252) | -2.27σ (252 prior changes) |
| Gamma max distance from close | +15.4% |
| Delta neutral distance from close | -6.7% |
| Prior-year sessions closer to gamma max | 84.9% of 252 |
| Prior-year sessions closer to delta neutral | 20.2% of 252 |

## Historical gamma-max cross outcomes

| Direction | Horizon | n | Median | Middle 50% | Above zero | Nominal ≥90% median interval | Confidence floor |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: |
| above | Day +1 | 47 | +0.4% | -1.0% to +1.3% | 60% | 0.0% to +0.8% | 0.0% |
| above | Day +3 | 47 | +0.6% | -0.6% to +2.7% | 66% | +0.1% to +1.7% | +0.1% |
| above | Day +5 | 47 | +0.4% | -1.8% to +3.6% | 57% | -0.5% to +2.0% | 0.0% |
| above | Day +10 | 47 | +2.8% | -1.6% to +7.9% | 66% | +0.2% to +6.1% | +0.2% |
| below | Day +1 | 49 | +0.4% | -0.7% to +1.3% | 61% | -0.1% to +0.6% | 0.0% |
| below | Day +3 | 49 | +0.2% | -2.0% to +1.8% | 53% | -1.2% to +1.1% | 0.0% |
| below | Day +5 | 49 | +0.2% | -2.8% to +5.5% | 55% | -0.5% to +2.3% | 0.0% |
| below | Day +10 | 49 | +0.3% | -2.1% to +7.7% | 57% | -0.7% to +4.2% | 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/B.json)
- [Historical CSV](https://halfonadouble.com/api/v1/history/B.csv)
- [Public aggregate analysis](https://halfonadouble.com/api/v1/analysis/B.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).