# lwSmashDayReversalExpert

Automates Larry Williams' smash day reversal patterns based on price action and emotional extremes.

Canonical: https://prismaticalgos.com/compendium/algo/161-lwsmashdayreversalexpert
Record ID: 161
Catalog rank: 841 (reading order, not performance)
Snapshot: 2026-10-31 15:46 UTC
Family: Price Action & Market Structure (E)
Source: https://www.mql5.com/en/articles/21127
Evidence label (unverified): source_code

## Scope and limitations

These are machine-extracted research records, not verified trading systems. Catalog rank measures specification detail and claimed evidence, not profitability. The catalog extraction pipeline did not independently backtest these records. Its separate selected testing ledger does not validate the wider corpus. Rules, labels and parameters can be incomplete or wrong; consult the original source and its reuse terms.

No endorsement, ownership claim or source-code reuse permission is implied.

## Extraction warnings

No automated warnings recorded; this is not validation.

## Recorded profile

- symbols: _Symbol
- timeframes: M1
- sessions: Not specified
- market_regime: any

## Indicators

No indicator stack recorded.

## Recorded long-entry rules

- price closes below the lows of a user-defined number of prior bars and does not form an outside bar, then rallies above the smash day’s high

## Recorded short-entry rules

- price closes above the highs of a user-defined number of prior bars and does not form an outside bar, then falls below the smash day’s low

## Recorded exit rules

- Not specified.

## Recorded filters

- Not specified.

## Risk controls

- Stop loss: stop loss is placed at the low of the smash day for long positions and at the high of the smash day for short positions
- Take profit: risk-to-reward ratio is user-configurable
- Position sizing: position size is user-configurable, either manually or as a percentage of account balance