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<title data-rh="true">crypto.dd.change - Reference | OpenBB SDK Docs</title><meta data-rh="true" name="viewport" content="width=device-width,initial-scale=1"><meta data-rh="true" name="twitter:card" content="summary_large_image"><meta data-rh="true" property="og:image" content="https://docs.openbb.co/img/banner.png"><meta data-rh="true" name="twitter:image" content="https://docs.openbb.co/img/banner.png"><meta data-rh="true" property="og:url" content="https://docs.openbb.co/sdk/reference/crypto/dd/change"><meta data-rh="true" name="docusaurus_locale" content="en"><meta data-rh="true" name="docsearch:language" content="en"><meta data-rh="true" name="docusaurus_version" content="current"><meta data-rh="true" name="docusaurus_tag" content="docs-default-current"><meta data-rh="true" name="docsearch:version" content="current"><meta data-rh="true" name="docsearch:docusaurus_tag" content="docs-default-current"><meta data-rh="true" property="og:title" content="change | OpenBB Docs"><meta data-rh="true" name="description" content="This page provides detailed documentation on how to track the 30-day change in the supply held in exchange wallets using our function &#x27;openbb.crypto.dd.change&#x27;. It also includes steps on how to visualize these changes by plotting a chart using the function &#x27;openbb.crypto.dd.change_chart&#x27;. The page contains explanations about each function parameter, return types, and default values along with links to the source code."><meta data-rh="true" property="og:description" content="This page provides detailed documentation on how to track the 30-day change in the supply held in exchange wallets using our function &#x27;openbb.crypto.dd.change&#x27;. It also includes steps on how to visualize these changes by plotting a chart using the function &#x27;openbb.crypto.dd.change_chart&#x27;. The page contains explanations about each function parameter, return types, and default values along with links to the source code."><meta data-rh="true" name="keywords" content="SEO optimization,Metadata,Cryptocurrency Supply Change,Exchange Wallets,OpenBB Crypto DD Change,Plot Change Chart,OpenBB Crypto DD Change Chart,Documentation,Source Code Link"><link data-rh="true" rel="icon" href="/img/favicon.ico"><link data-rh="true" rel="canonical" href="https://docs.openbb.co/sdk/reference/crypto/dd/change"><link data-rh="true" rel="alternate" href="https://docs.openbb.co/sdk/reference/crypto/dd/change" hreflang="en"><link data-rh="true" rel="alternate" href="https://docs.openbb.co/sdk/reference/crypto/dd/change" hreflang="x-default"><link data-rh="true" rel="preconnect" href="https://7D1HQ0IXAS-dsn.algolia.net" crossorigin="anonymous"><link rel="search" type="application/opensearchdescription+xml" title="OpenBB Docs" href="/opensearch.xml">


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