# CLS: options-positioning snapshot

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

| Published field | Value |
| --- | --- |
| Close (USD/share) | 303.81 |
| Delta neutral (USD/share) | 297.74 |
| Gamma neutral (USD/share) | 274.53 |
| Gamma max (USD/share) | 384.55 |
| Open interest (contracts) | 125,560 |
| Nearest-expiration max pain (USD/share) | 345.00 (2026-10-23) |
| All-expiration max pain (USD/share) | 320.00 |
| Net gamma exposure | 1,622,348 |
| Confirmed GEX flip (USD/share) | 274.53 |
| Call wall (USD/share) | 360.00 |
| Put wall (USD/share) | 310.00 |
| Put/call open-interest ratio | 0.74 |
| Options catalyst-intensity score (0–100) | 65.1 |
| Options directional score (-100 to +100) | -20.4 |
| IV rank | 100.0 |
| Front-minus-back IV | 8.2 pp |
| Front 25-delta risk reversal | 11.4 pp |
| Call OI change, 1 session | -11,539 contracts · -13.8% |
| Put OI change, 1 session | -801 contracts · -1.5% |
| Call minus put OI growth, 1 session | -12.3 pp |
| Call OI change, 5 sessions | -212 contracts · -0.3% |
| Put OI change, 5 sessions | +4,927 contracts · +10.2% |
| Call minus put OI growth, 5 sessions | -10.5 pp |
| Daily call OI change surprise | -1.96σ (252 prior changes) |
| Daily put OI change surprise | -0.16σ (252 prior changes) |
| Daily call-minus-put growth surprise | -2.88σ (252 prior changes) |
| Daily open interest change (contracts) | -12,340 |
| Daily open interest change z-score (prior 252) | -1.20σ (252 prior changes) |
| Gamma max distance from close | +26.6% |
| Delta neutral distance from close | -2.0% |
| Prior-year sessions closer to gamma max | 98.0% of 252 |
| Prior-year sessions closer to delta neutral | 4.0% of 252 |

## Historical gamma-max cross outcomes

| Direction | Horizon | n | Median | Middle 50% | Above zero | Nominal ≥90% median interval | Confidence floor |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: |
| above | Day +1 | 54 | +0.1% | -2.5% to +2.1% | 56% | -0.2% to +0.8% | 0.0% |
| above | Day +3 | 54 | +0.4% | -4.4% to +3.6% | 57% | -1.4% to +1.8% | 0.0% |
| above | Day +5 | 54 | +1.2% | -3.7% to +4.9% | 56% | -2.4% to +2.9% | 0.0% |
| above | Day +10 | 54 | +4.8% | -4.2% to +11.2% | 67% | +1.5% to +6.6% | +1.5% |
| below | Day +1 | 49 | -0.2% | -2.0% to +2.3% | 45% | -0.8% to +0.8% | 0.0% |
| below | Day +3 | 49 | +1.0% | -2.7% to +5.4% | 57% | -1.0% to +3.7% | 0.0% |
| below | Day +5 | 49 | +2.4% | -2.8% to +8.4% | 61% | -0.7% to +6.7% | 0.0% |
| below | Day +10 | 49 | +4.3% | -0.9% to +9.7% | 69% | +2.6% to +7.2% | +2.6% |

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/CLS.json)
- [Historical CSV](https://halfonadouble.com/api/v1/history/CLS.csv)
- [Public aggregate analysis](https://halfonadouble.com/api/v1/analysis/CLS.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).