Calculate the asset turnover ratio, an efficiency ratio that measures how efficiently a company uses its assets to generate sales.

The asset turnover ratio is calculated by dividing the company’s net sales (revenue) by its average total assets. It measures how well a company utilizes its assets to generate revenue. A higher asset turnover ratio indicates that the company is generating more revenue per unit of assets, which is generally seen as a positive sign of operational efficiency.

The formula is as follows:

\[\text{Asset Turnover Ratio} = \text{Net Sales} / \text{Average Total Assets}\]

Also known as: asset efficiency, revenue per asset.

Asset Turnover Ratio in Python

get_asset_turnover_ratio is part of the Ratios module of the open-source Finance Toolkit. Install it with:

pip install financetoolkit -U

Then call get_asset_turnover_ratio as shown below.

from financetoolkit import Toolkit

toolkit = Toolkit(["AAPL", "TSLA"], api_key="FINANCIAL_MODELING_PREP_KEY")

asset_turnover_ratios = toolkit.ratios.get_asset_turnover_ratio()

Which returns:

  2021 2022 2023 2024 2025
AAPL 1.0841 1.1206 1.0868 1.0899 1.1493
TSLA 0.942 1.1277 1.0243 0.8544 0.7298

Parameters

get_asset_turnover_ratio accepts the following parameters:

  • rounding (int, optional): The number of decimals to round the results to. Defaults to 4.
  • growth (bool, optional): Whether to calculate the growth of the ratios. Defaults to False.
  • lag (int | str, optional): The lag to use for the growth calculation. Defaults to 1.
  • standardize (bool, optional): Whether to standardize (Z-Score) the result. When combined with growth=True, standardizes the growth values instead of the raw values. Defaults to False.
  • trailing (int): Defines whether to select a trailing period. E.g. when selecting 4 with quarterly data, the TTM is calculated.
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