# BABA: options-positioning snapshot

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

| Published field | Value |
| --- | --- |
| Close (USD/share) | 109.10 |
| Delta neutral (USD/share) | 108.69 |
| Gamma neutral (USD/share) | 103.79 |
| Gamma max (USD/share) | 129.58 |
| Open interest (contracts) | 1,728,624 |
| Nearest-expiration max pain (USD/share) | 111.00 (2026-10-23) |
| All-expiration max pain (USD/share) | 118.00 |
| Net gamma exposure | 24,313,871 |
| Confirmed GEX flip (USD/share) | 103.79 |
| Call wall (USD/share) | 120.00 |
| Put wall (USD/share) | 100.00 |
| Put/call open-interest ratio | 0.60 |
| Options catalyst-intensity score (0–100) | 38.0 |
| Options directional score (-100 to +100) | 8.9 |
| IV rank | 88.7 |
| Front-minus-back IV | -3.2 pp |
| Front 25-delta risk reversal | 1.4 pp |
| Call OI change, 1 session | -315,112 contracts · -22.6% |
| Put OI change, 1 session | -94,962 contracts · -12.8% |
| Call minus put OI growth, 1 session | -9.8 pp |
| Call OI change, 5 sessions | -246,990 contracts · -18.6% |
| Put OI change, 5 sessions | -61,029 contracts · -8.6% |
| Call minus put OI growth, 5 sessions | -10.0 pp |
| Daily call OI change surprise | -4.13σ (252 prior changes) |
| Daily put OI change surprise | -2.23σ (252 prior changes) |
| Daily call-minus-put growth surprise | -3.65σ (252 prior changes) |
| Daily open interest change (contracts) | -410,074 |
| Daily open interest change z-score (prior 252) | -3.54σ (252 prior changes) |
| Gamma max distance from close | +18.8% |
| Delta neutral distance from close | -0.4% |
| Prior-year sessions closer to gamma max | 71.8% of 252 |
| Prior-year sessions closer to delta neutral | 4.8% of 252 |

## Historical gamma-max cross outcomes

| Direction | Horizon | n | Median | Middle 50% | Above zero | Nominal ≥90% median interval | Confidence floor |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: |
| above | Day +1 | 19 | -0.2% | -1.5% to +1.6% | 47% | -1.2% to +1.5% | 0.0% |
| above | Day +3 | 19 | -1.2% | -2.5% to +4.8% | 47% | -2.5% to +4.4% | 0.0% |
| above | Day +5 | 19 | +0.4% | -3.5% to +5.6% | 53% | -2.0% to +4.5% | 0.0% |
| above | Day +10 | 19 | -0.8% | -5.6% to +10.4% | 47% | -4.8% to +7.9% | 0.0% |
| below | Day +1 | 19 | -0.4% | -1.1% to +2.9% | 42% | -1.1% to +2.3% | 0.0% |
| below | Day +3 | 19 | +0.4% | -2.7% to +3.9% | 58% | -2.1% to +2.6% | 0.0% |
| below | Day +5 | 19 | +1.4% | -1.8% to +7.3% | 58% | -1.6% to +6.7% | 0.0% |
| below | Day +10 | 19 | +2.6% | -5.6% to +12.6% | 53% | -5.6% to +12.1% | 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/BABA.json)
- [Historical CSV](https://halfonadouble.com/api/v1/history/BABA.csv)
- [Public aggregate analysis](https://halfonadouble.com/api/v1/analysis/BABA.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).