# SPCX: options-positioning snapshot

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

| Published field | Value |
| --- | --- |
| Close (USD/share) | 158.96 |
| Delta neutral (USD/share) | 147.05 |
| Gamma neutral (USD/share) | 148.74 |
| Gamma max (USD/share) | 172.89 |
| Open interest (contracts) | 3,788,563 |
| Nearest-expiration max pain (USD/share) | 150.00 (2026-10-09) |
| All-expiration max pain (USD/share) | 150.00 |
| Net gamma exposure | 89,146,748 |
| Confirmed GEX flip (USD/share) | 148.74 |
| Call wall (USD/share) | 160.00 |
| Put wall (USD/share) | 150.00 |
| Put/call open-interest ratio | 1.11 |
| Options catalyst-intensity score (0–100) | 40.3 |
| Options directional score (-100 to +100) | -16.1 |
| IV rank | 19.0 |
| Front ATM IV | +44.6% |
| Front-minus-back IV | -5.2 pp |
| Front expected move | +6.2% |
| Front ATM straddle / spot | +4.6% |
| Front 25-delta risk reversal | -0.3 pp |
| Call OI change, 1 session | -169,446 contracts · -8.6% |
| Put OI change, 1 session | -174,077 contracts · -8.0% |
| Call minus put OI growth, 1 session | -0.6 pp |
| Call OI change, 5 sessions | +82,071 contracts · +4.8% |
| Put OI change, 5 sessions | +69,580 contracts · +3.6% |
| Call minus put OI growth, 5 sessions | +1.2 pp |
| Daily call OI change surprise | -1.28σ (201 prior changes) |
| Daily put OI change surprise | -2.16σ (201 prior changes) |
| Daily call-minus-put growth surprise | — (73 prior changes) |
| Daily open interest change (contracts) | -343,523 |
| Daily open interest change z-score (prior 252) | -1.79σ (252 prior changes) |
| Gamma max distance from close | +8.8% |
| Delta neutral distance from close | -7.5% |
| Prior-year sessions closer to gamma max | 14.9% of 74 |
| Prior-year sessions closer to delta neutral | 64.9% of 74 |

## 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)
- [Complete advanced analysis](https://halfonadouble.com/api/v1/analysis/SPCX.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).