# PCVX: options-positioning snapshot

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

| Published field | Value |
| --- | --- |
| Close (USD/share) | 56.48 |
| Delta neutral (USD/share) | 60.52 |
| Gamma neutral (USD/share) | 61.74 |
| Gamma max (USD/share) | 76.77 |
| Open interest (contracts) | 121,483 |
| Nearest-expiration max pain (USD/share) | 55.00 (2026-10-16) |
| All-expiration max pain (USD/share) | 60.00 |
| Net gamma exposure | -1,715,662 |
| Confirmed GEX flip (USD/share) | 61.74 |
| Call wall (USD/share) | 65.00 |
| Put wall (USD/share) | 45.00 |
| Put/call open-interest ratio | 2.21 |
| Options catalyst-intensity score (0–100) | 47.7 |
| Options directional score (-100 to +100) | -7.2 |
| IV rank | 49.0 |
| Front ATM IV | +105.2% |
| Front-minus-back IV | -17.0 pp |
| Front expected move | +20.6% |
| Front ATM straddle / spot | +15.8% |
| Front 25-delta risk reversal | -18.6 pp |
| Call OI change, 1 session | +115 contracts · +0.3% |
| Put OI change, 1 session | -76 contracts · -0.1% |
| Call minus put OI growth, 1 session | +0.4 pp |
| Call OI change, 5 sessions | +1,639 contracts · +4.5% |
| Put OI change, 5 sessions | -16 contracts · -0.0% |
| Call minus put OI growth, 5 sessions | +4.6 pp |
| Daily call OI change surprise | -0.01σ (252 prior changes) |
| Daily put OI change surprise | -0.26σ (252 prior changes) |
| Daily call-minus-put growth surprise | +0.11σ (252 prior changes) |
| Daily open interest change (contracts) | 39 |
| Daily open interest change z-score (prior 252) | -0.20σ (252 prior changes) |
| Gamma max distance from close | +35.9% |
| Delta neutral distance from close | +7.2% |
| Prior-year sessions closer to gamma max | 73.4% of 252 |
| Prior-year sessions closer to delta neutral | 38.1% of 252 |

## Historical gamma-max cross outcomes

| Direction | Horizon | n | Median | Middle 50% | Above zero | Nominal ≥90% median interval | Confidence floor |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: |
| above | Day +1 | 33 | -0.3% | -1.6% to +1.7% | 42% | -1.3% to +0.8% | 0.0% |
| above | Day +3 | 33 | -1.3% | -2.1% to +2.7% | 45% | -1.9% to +2.1% | 0.0% |
| above | Day +5 | 33 | +0.8% | -2.6% to +2.8% | 52% | -1.7% to +1.7% | 0.0% |
| above | Day +10 | 33 | +2.2% | -4.3% to +4.0% | 55% | -1.5% to +3.5% | 0.0% |
| below | Day +1 | 31 | +0.4% | -1.1% to +2.0% | 52% | -0.9% to +1.5% | 0.0% |
| below | Day +3 | 31 | -0.1% | -3.4% to +2.8% | 48% | -2.4% to +2.5% | 0.0% |
| below | Day +5 | 31 | +0.7% | -2.9% to +3.1% | 55% | -0.9% to +1.9% | 0.0% |
| below | Day +10 | 31 | +0.4% | -5.8% to +6.2% | 52% | -2.5% to +3.0% | 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/PCVX.json)
- [Historical CSV](https://halfonadouble.com/api/v1/history/PCVX.csv)
- [Complete advanced analysis](https://halfonadouble.com/api/v1/analysis/PCVX.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).