atrader.aiStrategy Lab

SPX monthly trend system

SPX Compass 9

Evaluate SPX against EMA 9 once daily at 12:30 PM ET, flip between put and call credit spreads, and replay every actionable decision.

Decision time: 12:30 PM ET, including monthly rolls.

Configure monthly cycle

SPX · 12:30 PM · EMA 9

Cumulative strategy P/L

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-- · Run a monthly cycle to begin

Waiting for signal

SPX close

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EMA 9

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Open position P/L

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Realized P/L

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Decision-time replay--

Trend map

12:30 PM decision candles and EMA 9

Green close above EMA · red close below EMA

Run the strategy to build its candle map.

Active credit spread

Flat
SideTypeExpirationStrikeDeltaEntryCurrent
No spread is open at this candle.

Rule card

01

Close above EMA 9: hold or open a 15-delta put credit spread, 25 points lower.

02

Close below EMA 9: hold or open a 20-delta call credit spread, 25 points higher.

03

At 12:30 PM, close first and immediately open the opposite spread when the regime reverses.

04

Call spreads use 20 delta and a +25-point wing. Exit at 12:30 PM one trading day before monthly expiration.

Execution ledger

Regime-change trades through selected signal

A new run opens at the latest signal to show the complete ledger. Move the slider backward to inspect earlier history.

OpenedClosedRegimeSpreadStrikesEntry creditExit debitP/LExit trigger
No strategy trades have opened yet.