Calculate the Reinvestment rate, a financial metric that measures the proportion of earnings retained by the company.

The reinvestment rate is a financial metric that helps investors assess the portion of a company’s earnings that is being retained by the company for future growth. It’s a valuable indicator for dividend investors as it indicates the sustainability of dividend payments and the company’s approach to distributing profits.

The formula is as follows:

\[\text{Reinvestment Rate} = 1 - \text{Dividend Payout Ratio}\]

Also known as: plowback ratio, retention rate.

Reinvestment Rate in Python or via the MCP

Install the Finance Toolkit with:

pip install financetoolkit -U

Then call get_reinvestment_rate as shown below.

from financetoolkit import Toolkit

toolkit = Toolkit(
    ["COST", "V", "NKE"],
    api_key="FINANCIAL_MODELING_PREP_KEY",
    start_date="2021-01-01",
    end_date="2025-12-31",
)

toolkit.ratios.get_reinvestment_rate()

Or, after setting up the Finance Toolkit MCP, ask:

What share of their net income did Costco, Visa and Nike retain rather than pay out as dividends from 2021 to 2025?

Which returns:

  2021 2022 2023 2024 2025
COST -0.148 0.7437 0.8012 -0.2272 0.7305
NKE 0.6962 0.6032 0.6195 0.2855 0.2255
V 0.7727 0.7859 0.7828 0.7864 0.7666

Parameters

get_reinvestment_rate accepts the following parameters.

ParameterTypeDescriptionExample
roundingint | NoneThe number of decimals to round the results to. Defaults to None, which uses the rounding of the Toolkit (4 unless set otherwise).2
growthboolWhether to calculate the growth of the ratios. Defaults to False.True
lagint | list[int]The lag to use for the growth calculation. Defaults to 1.4
compoundboolWhether the growth is the compound annual growth rate over the lag (e.g. lag=5 for the five-year CAGR) instead of the total change. Defaults to False.False
standardizeboolWhether to standardize (Z-Score) the result. When combined with growth=True, standardizes the growth values instead of the raw values. Defaults to False.True
trailingintThe number of periods to sum flows (income and cash flow statement items) over, with balance sheet items averaged over the same number of period ends. E.g. 4 with quarterly data gives the trailing twelve months (TTM) and 3 with annual data a three-year cumulative figure. Defaults to None, which uses single-period flows (per quarter and not annualized with quarterly data).4
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