# PDD: options-positioning snapshot

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

| Published field | Value |
| --- | --- |
| Close (USD/share) | 75.38 |
| Delta neutral (USD/share) | 82.74 |
| Gamma neutral (USD/share) | 80.99 |
| Gamma max (USD/share) | 104.35 |
| Open interest (contracts) | 968,136 |
| Nearest-expiration max pain (USD/share) | 78.00 (2026-10-09) |
| All-expiration max pain (USD/share) | 85.00 |
| Net gamma exposure | -23,295,436 |
| Confirmed GEX flip (USD/share) | 80.99 |
| Call wall (USD/share) | 80.00 |
| Put wall (USD/share) | 80.00 |
| Put/call open-interest ratio | 0.75 |
| Options catalyst-intensity score (0–100) | 45.5 |
| Options directional score (-100 to +100) | -11.3 |
| IV rank | 33.4 |
| Front ATM IV | +33.1% |
| Front-minus-back IV | -1.6 pp |
| Front expected move | +4.6% |
| Front ATM straddle / spot | +2.8% |
| Front 25-delta risk reversal | 1.2 pp |
| Call OI change, 1 session | -9,992 contracts · -1.8% |
| Put OI change, 1 session | -19,480 contracts · -4.5% |
| Call minus put OI growth, 1 session | +2.7 pp |
| Call OI change, 5 sessions | +13,395 contracts · +2.5% |
| Put OI change, 5 sessions | +1,446 contracts · +0.4% |
| Call minus put OI growth, 5 sessions | +2.1 pp |
| Daily call OI change surprise | -0.23σ (252 prior changes) |
| Daily put OI change surprise | -0.85σ (252 prior changes) |
| Daily call-minus-put growth surprise | +0.87σ (252 prior changes) |
| Daily open interest change (contracts) | -29,472 |
| Daily open interest change z-score (prior 252) | -0.48σ (252 prior changes) |
| Gamma max distance from close | +38.4% |
| Delta neutral distance from close | +9.8% |
| Prior-year sessions closer to gamma max | 92.5% of 252 |
| Prior-year sessions closer to delta neutral | 86.9% 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 | -0.8% | -2.0% to +0.0% | 37% | -1.8% to +0.0% | 0.0% |
| above | Day +3 | 19 | -0.9% | -5.5% to +2.7% | 42% | -4.7% to +0.9% | 0.0% |
| above | Day +5 | 19 | -2.4% | -6.5% to +2.9% | 47% | -5.7% to +2.6% | 0.0% |
| above | Day +10 | 19 | -1.8% | -6.6% to +1.8% | 37% | -6.5% to +1.4% | 0.0% |
| below | Day +1 | 20 | +0.2% | -2.4% to +1.1% | 50% | -2.0% to +1.1% | 0.0% |
| below | Day +3 | 20 | -0.6% | -2.5% to +1.8% | 45% | -2.4% to +1.8% | 0.0% |
| below | Day +5 | 20 | +0.2% | -3.9% to +2.1% | 60% | -3.7% to +1.7% | 0.0% |
| below | Day +10 | 20 | -1.3% | -4.1% to +1.5% | 45% | -4.0% to +0.8% | 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/PDD.json)
- [Historical CSV](https://halfonadouble.com/api/v1/history/PDD.csv)
- [Complete advanced analysis](https://halfonadouble.com/api/v1/analysis/PDD.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).