# SMTC: options-positioning snapshot

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

| Published field | Value |
| --- | --- |
| Close (USD/share) | 136.73 |
| Delta neutral (USD/share) | 128.76 |
| Gamma neutral (USD/share) | 104.91 |
| Gamma max (USD/share) | 168.41 |
| Open interest (contracts) | 100,851 |
| Nearest-expiration max pain (USD/share) | 170.00 (2026-10-23) |
| All-expiration max pain (USD/share) | 135.00 |
| Net gamma exposure | 1,629,747 |
| Confirmed GEX flip (USD/share) | 104.91 |
| Call wall (USD/share) | 200.00 |
| Put wall (USD/share) | 140.00 |
| Put/call open-interest ratio | 1.05 |
| Options catalyst-intensity score (0–100) | 53.9 |
| Options directional score (-100 to +100) | -21.3 |
| IV rank | 86.1 |
| Front-minus-back IV | 9.4 pp |
| Front 25-delta risk reversal | 7.6 pp |
| Call OI change, 1 session | -20,371 contracts · -29.2% |
| Put OI change, 1 session | -8,825 contracts · -14.6% |
| Call minus put OI growth, 1 session | -14.6 pp |
| Call OI change, 5 sessions | -12,923 contracts · -20.8% |
| Put OI change, 5 sessions | -5,097 contracts · -9.0% |
| Call minus put OI growth, 5 sessions | -11.8 pp |
| Daily call OI change surprise | -6.84σ (252 prior changes) |
| Daily put OI change surprise | -4.94σ (252 prior changes) |
| Daily call-minus-put growth surprise | -2.13σ (252 prior changes) |
| Daily open interest change (contracts) | -29,196 |
| Daily open interest change z-score (prior 252) | -6.56σ (252 prior changes) |
| Gamma max distance from close | +23.2% |
| Delta neutral distance from close | -5.8% |
| Prior-year sessions closer to gamma max | 89.7% of 252 |
| Prior-year sessions closer to delta neutral | 5.2% of 252 |

## Historical gamma-max cross outcomes

| Direction | Horizon | n | Median | Middle 50% | Above zero | Nominal ≥90% median interval | Confidence floor |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: |
| above | Day +1 | 45 | -0.2% | -1.5% to +2.8% | 49% | -0.7% to +1.5% | 0.0% |
| above | Day +3 | 45 | -0.7% | -3.2% to +1.9% | 42% | -2.2% to +0.9% | 0.0% |
| above | Day +5 | 45 | -0.1% | -5.4% to +3.9% | 49% | -3.2% to +1.8% | 0.0% |
| above | Day +10 | 45 | +0.1% | -4.5% to +6.5% | 51% | -2.3% to +1.5% | 0.0% |
| below | Day +1 | 42 | -0.4% | -1.8% to +1.9% | 43% | -0.9% to +0.3% | 0.0% |
| below | Day +3 | 42 | -0.1% | -2.4% to +3.0% | 45% | -0.6% to +0.6% | 0.0% |
| below | Day +5 | 42 | -1.2% | -3.9% to +1.4% | 33% | -2.3% to -0.2% | -0.2% |
| below | Day +10 | 42 | +1.5% | -3.1% to +8.6% | 62% | -0.3% to +2.5% | 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/SMTC.json)
- [Historical CSV](https://halfonadouble.com/api/v1/history/SMTC.csv)
- [Public aggregate analysis](https://halfonadouble.com/api/v1/analysis/SMTC.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).