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85 lines
2.0 KiB
Markdown
Vendored
85 lines
2.0 KiB
Markdown
Vendored
---
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title: obv
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description: This page provides information on how to use the On Balance Volume (OBV)
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technical indicator source code. It covers how to plot the OBV chart and list the
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parameters and returns. This information is useful for stock market analysis.
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keywords:
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- OBV
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- On Balance Volume
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- technical indicator source code
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- plot OBV chart
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- parameters
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- returns
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- stock market analysis
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---
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import HeadTitle from '@site/src/components/General/HeadTitle.tsx';
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<HeadTitle title="ta.obv - Reference | OpenBB SDK Docs" />
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import Tabs from '@theme/Tabs';
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import TabItem from '@theme/TabItem';
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<Tabs>
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<TabItem value="model" label="Model" default>
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On Balance Volume
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Source Code: [[link](https://github.com/OpenBB-finance/OpenBBTerminal/tree/main/openbb_terminal/common/technical_analysis/volume_model.py#L90)]
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```python
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openbb.ta.obv(data: pd.DataFrame)
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```
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---
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## Parameters
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| Name | Type | Description | Default | Optional |
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| ---- | ---- | ----------- | ------- | -------- |
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| data | pd.DataFrame | Dataframe of OHLC prices | None | False |
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---
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## Returns
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| Type | Description |
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| ---- | ----------- |
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| pd.DataFrame | Dataframe with technical indicator |
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---
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</TabItem>
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<TabItem value="view" label="Chart">
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Plots OBV technical indicator
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Source Code: [[link](https://github.com/OpenBB-finance/OpenBBTerminal/tree/main/openbb_terminal/common/technical_analysis/volume_view.py#L249)]
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```python
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openbb.ta.obv_chart(data: pd.DataFrame, symbol: str = "", export: str = "", external_axes: Optional[List[matplotlib.axes._axes.Axes]] = None)
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```
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---
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## Parameters
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| Name | Type | Description | Default | Optional |
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| ---- | ---- | ----------- | ------- | -------- |
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| data | pd.DataFrame | Dataframe of ohlc prices | None | False |
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| symbol | str | Ticker | | True |
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| export | str | Format to export data as | | True |
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| external_axes | Optional[List[plt.Axes]] | External axes (1 axis is expected in the list), by default None | None | True |
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---
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## Returns
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This function does not return anything
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---
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</TabItem>
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</Tabs>
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