# ABCL: options-positioning snapshot

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

| Published field | Value |
| --- | --- |
| Close (USD/share) | 13.74 |
| Delta neutral (USD/share) | 10.93 |
| Gamma neutral (USD/share) | 10.39 |
| Gamma max (USD/share) | 14.41 |
| Open interest (contracts) | 164,790 |
| Nearest-expiration max pain (USD/share) | 7.00 (2026-10-16) |
| All-expiration max pain (USD/share) | 6.00 |
| Net gamma exposure | 2,872,704 |
| Confirmed GEX flip (USD/share) | 10.39 |
| Call wall (USD/share) | 13.00 |
| Put wall (USD/share) | 13.00 |
| Put/call open-interest ratio | 0.47 |
| Options catalyst-intensity score (0–100) | 47.1 |
| Options directional score (-100 to +100) | -3.6 |
| IV rank | 96.8 |
| Front ATM IV | +78.6% |
| Front-minus-back IV | -12.3 pp |
| Front expected move | +15.4% |
| Front ATM straddle / spot | +12.0% |
| Front 25-delta risk reversal | 3.1 pp |
| Call OI change, 1 session | +597 contracts · +0.5% |
| Put OI change, 1 session | +559 contracts · +1.1% |
| Call minus put OI growth, 1 session | -0.5 pp |
| Call OI change, 5 sessions | +5,015 contracts · +4.7% |
| Put OI change, 5 sessions | +1,248 contracts · +2.4% |
| Call minus put OI growth, 5 sessions | +2.3 pp |
| Daily call OI change surprise | +0.09σ (252 prior changes) |
| Daily put OI change surprise | +0.17σ (252 prior changes) |
| Daily call-minus-put growth surprise | +0.04σ (252 prior changes) |
| Daily open interest change (contracts) | 1,156 |
| Daily open interest change z-score (prior 252) | +0.12σ (252 prior changes) |
| Gamma max distance from close | +4.9% |
| Delta neutral distance from close | -20.4% |
| Prior-year sessions closer to gamma max | 28.6% of 252 |
| Prior-year sessions closer to delta neutral | 7.1% of 252 |

## Historical gamma-max cross outcomes

| Direction | Horizon | n | Median | Middle 50% | Above zero | Nominal ≥90% median interval | Confidence floor |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: |
| above | Day +1 | 48 | -0.7% | -3.5% to +2.5% | 35% | -1.9% to 0.0% | 0.0% |
| above | Day +3 | 48 | -0.0% | -4.6% to +5.6% | 50% | -3.4% to +4.0% | 0.0% |
| above | Day +5 | 47 | +2.5% | -5.0% to +8.4% | 55% | -1.6% to +5.2% | 0.0% |
| above | Day +10 | 47 | +3.7% | -6.0% to +18.6% | 57% | -2.1% to +13.6% | 0.0% |
| below | Day +1 | 51 | 0.0% | -2.0% to +2.6% | 49% | -1.2% to +1.7% | 0.0% |
| below | Day +3 | 50 | +1.6% | -3.7% to +6.1% | 62% | -0.7% to +3.3% | 0.0% |
| below | Day +5 | 50 | +0.4% | -5.3% to +7.0% | 50% | -2.2% to +3.8% | 0.0% |
| below | Day +10 | 50 | +0.2% | -8.2% to +16.3% | 52% | -2.9% to +8.9% | 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/ABCL.json)
- [Historical CSV](https://halfonadouble.com/api/v1/history/ABCL.csv)
- [Complete advanced analysis](https://halfonadouble.com/api/v1/analysis/ABCL.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).