# VOO: options-positioning snapshot

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

| Published field | Value |
| --- | --- |
| Close (USD/share) | 701.61 |
| Delta neutral (USD/share) | 669.45 |
| Gamma neutral (USD/share) | 693.08 |
| Gamma max (USD/share) | 723.92 |
| Open interest (contracts) | 108,925 |
| Nearest-expiration max pain (USD/share) | 702.50 (2026-10-23) |
| All-expiration max pain (USD/share) | 660.00 |
| Net gamma exposure | 4,562,914 |
| Confirmed GEX flip (USD/share) | 693.08 |
| Call wall (USD/share) | 710.00 |
| Put wall (USD/share) | 700.00 |
| Put/call open-interest ratio | 0.89 |
| Options catalyst-intensity score (0–100) | 50.9 |
| Options directional score (-100 to +100) | -22.1 |
| IV rank | 70.7 |
| Front-minus-back IV | 2.1 pp |
| Front 25-delta risk reversal | 6.4 pp |
| Call OI change, 1 session | -10,693 contracts · -15.7% |
| Put OI change, 1 session | -7,336 contracts · -12.5% |
| Call minus put OI growth, 1 session | -3.2 pp |
| Call OI change, 5 sessions | -7,370 contracts · -11.3% |
| Put OI change, 5 sessions | -3,121 contracts · -5.7% |
| Call minus put OI growth, 5 sessions | -5.6 pp |
| Daily call OI change surprise | -3.02σ (252 prior changes) |
| Daily put OI change surprise | -2.66σ (252 prior changes) |
| Daily call-minus-put growth surprise | -0.86σ (252 prior changes) |
| Daily open interest change (contracts) | -18,029 |
| Daily open interest change z-score (prior 252) | -2.97σ (252 prior changes) |
| Gamma max distance from close | +3.2% |
| Delta neutral distance from close | -4.6% |
| Prior-year sessions closer to gamma max | 84.1% of 252 |
| Prior-year sessions closer to delta neutral | 14.3% of 252 |

## Historical gamma-max cross outcomes

| Direction | Horizon | n | Median | Middle 50% | Above zero | Nominal ≥90% median interval | Confidence floor |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: |
| above | Day +1 | 17 | +0.2% | -0.1% to +0.4% | 71% | -0.1% to +0.4% | 0.0% |
| above | Day +3 | 17 | +0.6% | -0.0% to +0.7% | 71% | -0.0% to +0.7% | 0.0% |
| above | Day +5 | 17 | +0.3% | -0.3% to +1.4% | 71% | -0.3% to +1.4% | 0.0% |
| above | Day +10 | 17 | +1.3% | +0.3% to +1.9% | 76% | +0.3% to +1.9% | +0.3% |
| below | Day +1 | 17 | +0.1% | -0.4% to +0.3% | 53% | -0.4% to +0.3% | 0.0% |
| below | Day +3 | 17 | +0.6% | -0.2% to +1.1% | 65% | -0.2% to +1.1% | 0.0% |
| below | Day +5 | 17 | +0.5% | -0.8% to +0.9% | 59% | -0.8% to +0.9% | 0.0% |
| below | Day +10 | 17 | +1.2% | -0.4% to +1.4% | 71% | -0.4% to +1.4% | 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/VOO.json)
- [Historical CSV](https://halfonadouble.com/api/v1/history/VOO.csv)
- [Public aggregate analysis](https://halfonadouble.com/api/v1/analysis/VOO.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).