# EBAY: options-positioning snapshot

Canonical: https://halfonadouble.com/stock/EBAY
Data through: 2026-11-13 close
Publisher: Half on a Double

| Published field | Value |
| --- | --- |
| Close (USD/share) | 120.92 |
| Delta neutral (USD/share) | 109.06 |
| Gamma neutral (USD/share) | 103.05 |
| Gamma max (USD/share) | 122.70 |
| Open interest (contracts) | 105,635 |
| Nearest-expiration max pain (USD/share) | 118.00 (2026-11-20) |
| All-expiration max pain (USD/share) | 105.00 |
| Net gamma exposure | 18,868,897 |
| Confirmed GEX flip (USD/share) | 103.05 |
| Call wall (USD/share) | 123.00 |
| Put wall (USD/share) | 120.00 |
| Put/call open-interest ratio | 0.68 |
| Net GEX sign history | positive for the last 27 sessions; negative on 17 of the past 252 |
| Max pain expiration record (past 252 sessions) | expiration close nearer the prior-session max pain on 10 of 53 expirations (19%); median distance 2.45% vs 0.99% for an unchanged prior close |
| Options catalyst-intensity score (0–100) | 43.2 |
| Options directional score (-100 to +100) | -0.3 |
| IV rank | 35.1 |
| Front-minus-back IV | 6.6 pp |
| Front 25-delta risk reversal | 2.0 pp |
| Call OI change, 1 session | -1,940 contracts · -3.0% |
| Put OI change, 1 session | -912 contracts · -2.1% |
| Call minus put OI growth, 1 session | -0.9 pp |
| Call OI change, 5 sessions | +3,251 contracts · +5.4% |
| Put OI change, 5 sessions | +772 contracts · +1.8% |
| Call minus put OI growth, 5 sessions | +3.6 pp |
| Daily call OI change surprise | -0.30σ (252 prior changes) |
| Daily put OI change surprise | -0.10σ (252 prior changes) |
| Daily call-minus-put growth surprise | -0.07σ (252 prior changes) |
| Daily open interest change (contracts) | -2,852 |
| Daily open interest change z-score (prior 252) | -0.20σ (252 prior changes) |
| Gamma max distance from close | +1.5% |
| Delta neutral distance from close | -9.8% |
| Prior-year sessions closer to gamma max | 10.7% of 252 |
| Prior-year sessions closer to delta neutral | 80.2% of 252 |

## Recent expirations vs max pain

| Expiration | Max pain (session before) | Prior close | Expiration close | Close vs max pain | Nearer |
| --- | ---: | ---: | ---: | ---: | --- |
| 2026-11-13 | 119.00 | 120.14 | 120.92 | +1.60% | Prior close |
| 2026-11-06 | 123.00 | 123.35 | 121.96 | -0.84% | Max pain |
| 2026-10-30 | 116.00 | 121.19 | 121.64 | +4.65% | Prior close |
| 2026-10-23 | 125.00 | 122.04 | 121.41 | -2.94% | Prior close |
| 2026-10-16 | 110.00 | 122.91 | 120.28 | +8.36% | Prior close |
| 2026-10-09 | 108.00 | 111.98 | 112.19 | +3.74% | Prior close |
| 2026-10-02 | 107.00 | 105.89 | 106.40 | -0.57% | Prior close |
| 2026-09-25 | 110.00 | 107.83 | 107.90 | -1.95% | Prior close |
| 2026-09-18 | 97.50 | 112.90 | 111.84 | +12.70% | Prior close |
| 2026-09-11 | 104.00 | 105.03 | 107.75 | +3.57% | Prior close |

Each expiration compares the last session before it, when it was the nearest expiration, with the expiration-session close; distances are percentages of that prior close. Underlying closes are not option settlement values. Descriptive history, not a forecast.

## Historical gamma-max cross outcomes

| Direction | Horizon | n | Median | Middle 50% | Above zero | Nominal ≥90% median interval | Confidence floor |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: |
| above | Day +1 | 26 | -0.4% | -1.4% to +0.4% | 38% | -1.4% to +0.1% | 0.0% |
| above | Day +3 | 26 | -1.0% | -2.0% to +0.6% | 35% | -1.7% to +0.2% | 0.0% |
| above | Day +5 | 25 | -0.4% | -2.0% to +1.1% | 44% | -1.6% to +0.2% | 0.0% |
| above | Day +10 | 24 | +0.1% | -3.8% to +1.7% | 50% | -2.0% to +1.3% | 0.0% |
| below | Day +1 | 27 | -0.3% | -1.2% to +0.3% | 37% | -1.0% to +0.1% | 0.0% |
| below | Day +3 | 26 | +0.0% | -1.9% to +1.3% | 50% | -1.2% to +0.9% | 0.0% |
| below | Day +5 | 26 | +0.4% | -2.5% to +1.6% | 58% | -2.1% to +1.5% | 0.0% |
| below | Day +10 | 25 | +0.8% | -4.8% to +3.9% | 52% | -4.5% to +3.3% | 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/EBAY.json)
- [Historical CSV](https://halfonadouble.com/api/v1/history/EBAY.csv)
- [Public aggregate analysis](https://halfonadouble.com/api/v1/analysis/EBAY.json?date=2026-11-13&public_schema=5)

An em dash means unavailable, not zero. Values use the same display rounding as the HTML page. This is a current snapshot; the 60-session close-versus-max-pain chart, full history and individual event paths are on the canonical page.

[Definitions and limitations](https://halfonadouble.com/methodology.md).