# SPCX: options-positioning snapshot

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

| Published field | Value |
| --- | --- |
| Close (USD/share) | 146.03 |
| Delta neutral (USD/share) | 148.39 |
| Gamma neutral (USD/share) | 150.39 |
| Gamma max (USD/share) | 183.34 |
| Open interest (contracts) | 4,041,211 |
| Nearest-expiration max pain (USD/share) | 155.00 (2026-10-19) |
| All-expiration max pain (USD/share) | 150.00 |
| Net gamma exposure | -29,952,062 |
| Confirmed GEX flip (USD/share) | 150.39 |
| Call wall (USD/share) | 150.00 |
| Put wall (USD/share) | 150.00 |
| Put/call open-interest ratio | 1.05 |
| Options catalyst-intensity score (0–100) | 48.8 |
| Options directional score (-100 to +100) | -31.5 |
| IV rank | 94.6 |
| Front-minus-back IV | -3.8 pp |
| Front 25-delta risk reversal | 8.8 pp |
| Call OI change, 1 session | -387,778 contracts · -16.4% |
| Put OI change, 1 session | -339,192 contracts · -14.1% |
| Call minus put OI growth, 1 session | -2.3 pp |
| Call OI change, 5 sessions | -159,271 contracts · -7.5% |
| Put OI change, 5 sessions | -202,608 contracts · -8.9% |
| Call minus put OI growth, 5 sessions | +1.5 pp |
| Daily call OI change surprise | -2.82σ (201 prior changes) |
| Daily put OI change surprise | -3.97σ (201 prior changes) |
| Daily call-minus-put growth surprise | — (83 prior changes) |
| Daily open interest change (contracts) | -726,970 |
| Daily open interest change z-score (prior 252) | -3.63σ (252 prior changes) |
| Gamma max distance from close | +25.5% |
| Delta neutral distance from close | +1.6% |
| Prior-year sessions closer to gamma max | 65.5% of 84 |
| Prior-year sessions closer to delta neutral | 25.0% of 84 |

## Historical gamma-max cross outcomes

| Direction | Horizon | n | Median | Middle 50% | Above zero | Nominal ≥90% median interval | Confidence floor |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: |
| above | Day +1 | 6 | +0.1% | -0.1% to +0.1% | 67% | -0.2% to +0.4% | 0.0% |
| above | Day +3 | 6 | -0.3% | -0.3% to -0.1% | 17% | -0.3% to +0.4% | 0.0% |
| above | Day +5 | 6 | -0.2% | -0.3% to -0.0% | 17% | -0.5% to +0.1% | 0.0% |
| above | Day +10 | 6 | +0.0% | -0.3% to +0.2% | 50% | -0.8% to +1.5% | 0.0% |
| below | Day +1 | 4 | -0.1% | -0.2% to +0.1% | 25% | — | – |
| below | Day +3 | 4 | -0.0% | -0.3% to +0.5% | 50% | — | – |
| below | Day +5 | 4 | -0.1% | -0.3% to +0.3% | 50% | — | – |
| below | Day +10 | 4 | -0.1% | -0.6% to +0.4% | 50% | — | – |

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/SPCX.json)
- [Historical CSV](https://halfonadouble.com/api/v1/history/SPCX.csv)
- [Public aggregate analysis](https://halfonadouble.com/api/v1/analysis/SPCX.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).