# PBR: options-positioning snapshot

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

| Published field | Value |
| --- | --- |
| Close (USD/share) | 26.00 |
| Delta neutral (USD/share) | 20.23 |
| Gamma neutral (USD/share) | 18.62 |
| Gamma max (USD/share) | 24.72 |
| Open interest (contracts) | 2,137,541 |
| Nearest-expiration max pain (USD/share) | 24.00 (2026-10-23) |
| All-expiration max pain (USD/share) | 20.00 |
| Net gamma exposure | 88,460,679 |
| Confirmed GEX flip (USD/share) | 18.62 |
| Call wall (USD/share) | 24.00 |
| Put wall (USD/share) | 20.00 |
| Put/call open-interest ratio | 0.85 |
| Options catalyst-intensity score (0–100) | 47.8 |
| Options directional score (-100 to +100) | -3.0 |
| IV rank | 88.8 |
| Front-minus-back IV | 0.4 pp |
| Front 25-delta risk reversal | 0.5 pp |
| Call OI change, 1 session | -148,063 contracts · -11.4% |
| Put OI change, 1 session | -98,733 contracts · -9.1% |
| Call minus put OI growth, 1 session | -2.2 pp |
| Call OI change, 5 sessions | -149,450 contracts · -11.5% |
| Put OI change, 5 sessions | -39,518 contracts · -3.9% |
| Call minus put OI growth, 5 sessions | -7.6 pp |
| Daily call OI change surprise | -4.08σ (252 prior changes) |
| Daily put OI change surprise | -3.45σ (252 prior changes) |
| Daily call-minus-put growth surprise | -0.77σ (252 prior changes) |
| Daily open interest change (contracts) | -246,796 |
| Daily open interest change z-score (prior 252) | -4.13σ (252 prior changes) |
| Gamma max distance from close | -4.9% |
| Delta neutral distance from close | -22.2% |
| Prior-year sessions closer to gamma max | 25.0% of 252 |
| Prior-year sessions closer to delta neutral | 99.6% of 252 |

## Historical gamma-max cross outcomes

| Direction | Horizon | n | Median | Middle 50% | Above zero | Nominal ≥90% median interval | Confidence floor |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: |
| above | Day +1 | 19 | +1.2% | -1.0% to +2.5% | 63% | -0.9% to +2.5% | 0.0% |
| above | Day +3 | 19 | -0.1% | -2.8% to +3.6% | 47% | -2.4% to +2.9% | 0.0% |
| above | Day +5 | 19 | +3.0% | -1.5% to +5.7% | 68% | -0.6% to +5.5% | 0.0% |
| above | Day +10 | 18 | +5.5% | -2.0% to +9.7% | 67% | -1.4% to +8.8% | 0.0% |
| below | Day +1 | 18 | -1.4% | -3.7% to +0.5% | 33% | -2.9% to +0.1% | 0.0% |
| below | Day +3 | 18 | +0.3% | -1.4% to +2.0% | 61% | -1.3% to +1.7% | 0.0% |
| below | Day +5 | 18 | +0.5% | -3.0% to +2.7% | 56% | -2.4% to +2.5% | 0.0% |
| below | Day +10 | 18 | +1.6% | -2.8% to +6.3% | 61% | -1.3% to +5.9% | 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/PBR.json)
- [Historical CSV](https://halfonadouble.com/api/v1/history/PBR.csv)
- [Public aggregate analysis](https://halfonadouble.com/api/v1/analysis/PBR.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).