EFI — Elder Force Index Trading Series

The EFI trading series represents the Elder Force Index, a volume-based momentum indicator that quantifies buying and selling pressure.

It is built upon the Elder Force Index indicator implementation from the indicators module.

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Parameters

EFI(
    ticker: str,
    length: int = 13
)

• ticker (str): Asset ticker symbol (e.g., "AAPL").
• length (int): Period for smoothing the raw Force Index. Default is 13.

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Description

• Positive EFI values indicate buying pressure.
• Negative EFI values indicate selling pressure.
• Combines price change and volume for a powerful momentum signal.

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Example Usage

EFI(
    ticker="AAPL",
    length=13
)