{"id":7908,"date":"2026-05-04T16:40:16","date_gmt":"2026-05-04T14:40:16","guid":{"rendered":"https:\/\/eodhd.com\/financial-apis\/?p=7908"},"modified":"2026-05-04T16:40:17","modified_gmt":"2026-05-04T14:40:17","slug":"us-stock-symbol-rename-history-api","status":"publish","type":"post","link":"https:\/\/eodhd.com\/financial-apis\/us-stock-symbol-rename-history-api","title":{"rendered":"US Stock Symbol Rename History API"},"content":{"rendered":"\n<p class=\"docs-content__text has-text-align-center wp-block-paragraph\"><a class=\"btn btn--orange\" href=\"https:\/\/eodhd.com\/register\"><span class='mb-text'>Sign up &amp; Get Data<\/span><\/a><\/p>\n\n\n\n<p class=\"docs-content__text wp-block-paragraph\"><!--TOC--><\/p>\n\n\n\n<h2 class=\"docs-content__heading docs-content__heading--h2 wp-block-heading\" id=\"h-symbol-change-history-api\">Symbol Change History API<\/h2>\n\n\n\n<p class=\"docs-content__text wp-block-paragraph\">When a publicly traded company changes its ticker symbol \u2014 due to a rebrand, merger, SPAC transaction, or corporate restructuring \u2014 the old symbol stops working and a new one takes its place. The Symbol Change History API tracks these changes so you can keep your portfolios, watchlists, and historical data in sync.<\/p>\n\n\n\n<p class=\"docs-content__text wp-block-paragraph\">    <div class=\"api-key\" data-feed=\"\">\n                <div class=\"api-key__topbar\">\n            <div class=\"api-key__tablist\" role=\"tablist\">\n                                                                        <button\n                        class=\"api-key__tab api-key__tab--active\"\n                        type=\"button\"\n                        role=\"tab\"\n                        data-tab=\"url\"                    >URL<\/button>\n                                                                            <button\n                        class=\"api-key__tab\"\n                        type=\"button\"\n                        role=\"tab\"\n                        data-tab=\"curl\"                    >cURL<\/button>\n                                                                            <button\n                        class=\"api-key__tab\"\n                        type=\"button\"\n                        role=\"tab\"\n                        data-tab=\"php\"                    >PHP<\/button>\n                                                                            <button\n                        class=\"api-key__tab\"\n                        type=\"button\"\n                        role=\"tab\"\n                        data-tab=\"python\"                    >Python<\/button>\n                                                                            <button\n                        class=\"api-key__tab\"\n                        type=\"button\"\n                        role=\"tab\"\n                        data-tab=\"r\"                    >R<\/button>\n                                                                            <button\n                        class=\"api-key__tab\"\n                        type=\"button\"\n                        role=\"tab\"\n                        data-tab=\"chatgpt\" data-actions=\"false\"                    >Chat GPT<\/button>\n                                                <\/div>\n            <div class=\"api-key__actions\">\n                <button class=\"api-key__btn api-key__btn--copy\" type=\"button\" aria-label=\"Copy\">\n                    <svg viewBox=\"0 0 20 20\" width=\"18\" height=\"18\" class=\"api-key__btn-icon api-key__btn-icon--default\"><use xlink:href=\"\/img\/icons\/copy.svg#copy\"\/><\/svg>\n                    <img decoding=\"async\" class=\"api-key__btn-icon api-key__btn-icon--success\" src=\"\/img\/approve_ico.svg\" alt=\"\" width=\"14\" height=\"14\" loading=\"eager\">\n                <\/button>\n                <button class=\"api-key__btn api-key__btn--view\" type=\"button\" aria-label=\"Open in new tab\" data-url=\"https:\/\/eodhd.com\/api\/symbol-change-history?from=2026-01-01&amp;api_token={YOUR_API_TOKEN}&amp;fmt=json\">\n                    <svg viewBox=\"0 0 20 21\" width=\"18\" height=\"18\"><use xlink:href=\"\/img\/icons\/openLink.svg#openLink\"\/><\/svg>\n                <\/button>\n            <\/div>\n        <\/div>\n        \n        <div class=\"api-key__panels\">\n                                                                        <div class=\"api-key__panel api-key__panel--active\" data-panel=\"url\">\n                                            <pre class=\"api-key__code\"><code>https:\/\/eodhd.com\/api\/symbol-change-history?<span class='white bold'>from<\/span>=<span class='orange bold from'>2026-01-01<\/span>&<span class='white bold'>api_token<\/span>=<span class='orange bold api_token'>{YOUR_API_TOKEN}<\/span>&<span class='white bold'>fmt<\/span>=<span class='orange bold fmt'>json<\/span><\/code><\/pre>\n                        <div class=\"api-key__register\">(<a href=\"\/register\">Sign up<\/a> for free to get an API token)<\/div>\n                                    <\/div>\n                                                                            <div class=\"api-key__panel\" data-panel=\"curl\">\n                                                                    <pre class=\"api-key__code\"><code>curl --location &quot;https:\/\/eodhd.com\/api\/symbol-change-history?<span class='white bold'>from<\/span>=<span class='orange bold from'>2026-01-01<\/span>&<span class='white bold'>api_token<\/span>=<span class='orange bold api_token'>{YOUR_API_TOKEN}<\/span>&<span class='white bold'>fmt<\/span>=<span class='orange bold fmt'>json<\/span>&quot;<\/code><\/pre>\n                        <div class=\"api-key__register\">(<a href=\"\/register\">Sign up<\/a> for free to get an API token)<\/div>\n                                    <\/div>\n                                                                            <div class=\"api-key__panel\" data-panel=\"php\">\n                                                                    <pre class=\"api-key__code\"><code>$curl = curl_init();\n\ncurl_setopt_array($curl, array(\n    CURLOPT_URL =&gt; &#039;https:\/\/eodhd.com\/api\/symbol-change-history?<span class='white bold'>from<\/span>=<span class='orange bold from'>2026-01-01<\/span>&<span class='white bold'>api_token<\/span>=<span class='orange bold api_token'>{YOUR_API_TOKEN}<\/span>&<span class='white bold'>fmt<\/span>=<span class='orange bold fmt'>json<\/span>&#039;,\n    CURLOPT_RETURNTRANSFER =&gt; true,\n    CURLOPT_ENCODING =&gt; &#039;&#039;,\n    CURLOPT_MAXREDIRS =&gt; 10,\n    CURLOPT_TIMEOUT =&gt; 0,\n    CURLOPT_FOLLOWLOCATION =&gt; true,\n    CURLOPT_HTTP_VERSION =&gt; CURL_HTTP_VERSION_1_1,\n    CURLOPT_CUSTOMREQUEST =&gt; &#039;GET&#039;,\n));\n\n$data = curl_exec($curl);\ncurl_close($curl);\n\ntry {\n    $data = json_decode($data, true, 512, JSON_THROW_ON_ERROR);\n    var_dump($data);\n} catch (Exception $e) {\n    echo &#039;Error. &#039;.$e-&gt;getMessage();\n}<\/code><\/pre>\n                        <div class=\"api-key__register\">(<a href=\"\/register\">Sign up<\/a> for free to get an API token)<\/div>\n                                    <\/div>\n                                                                            <div class=\"api-key__panel\" data-panel=\"python\">\n                                                                    <pre class=\"api-key__code\"><code>import requests\n\nurl = f&#039;https:\/\/eodhd.com\/api\/symbol-change-history?<span class='white bold'>from<\/span>=<span class='orange bold from'>2026-01-01<\/span>&<span class='white bold'>api_token<\/span>=<span class='orange bold api_token'>{YOUR_API_TOKEN}<\/span>&<span class='white bold'>fmt<\/span>=<span class='orange bold fmt'>json<\/span>&#039;\ndata = requests.get(url).json()\n\nprint(data)<\/code><\/pre>\n                        <div class=\"api-key__register\">(<a href=\"\/register\">Sign up<\/a> for free to get an API token)<\/div>\n                                    <\/div>\n                                                                            <div class=\"api-key__panel\" data-panel=\"r\">\n                                                                    <pre class=\"api-key__code\"><code>library(httr)\nlibrary(jsonlite)\n\nurl &lt;- &#039;https:\/\/eodhd.com\/api\/symbol-change-history?<span class='white bold'>from<\/span>=<span class='orange bold from'>2026-01-01<\/span>&<span class='white bold'>api_token<\/span>=<span class='orange bold api_token'>{YOUR_API_TOKEN}<\/span>&<span class='white bold'>fmt<\/span>=<span class='orange bold fmt'>json<\/span>&#039;\nresponse &lt;- GET(url)\n\nif (http_type(response) == &quot;application\/json&quot;) {\n    content &lt;- content(response, &quot;text&quot;, encoding = &quot;UTF-8&quot;)\n    cat(content)\n} else {\n    cat(&quot;Error while receiving data\\n&quot;)\n}<\/code><\/pre>\n                        <div class=\"api-key__register\">(<a href=\"\/register\">Sign up<\/a> for free to get an API token)<\/div>\n                                    <\/div>\n                                                                            <div class=\"api-key__panel\" data-panel=\"chatgpt\">\n                                            <div class=\"api-key__chatgpt\">\n                            New to coding? Our ChatGPT assistant can generate code in any language tailored to our API.\n                            Simply describe how you want to use our data, and get a working piece of code.\n                            Don&rsquo;t forget to replace the API token with your own.<br><br>\n                            <a href=\"\/lp\/eodhd-chatgpt\" target=\"_blank\">Try it now (it's free)!<\/a><br><br>\n                            <a href=\"https:\/\/www.youtube.com\/watch?v=QVWiLukag7o\" rel=\"nofollow\" target=\"_blank\">\n                                How to use it (YouTube)\n                            <\/a>\n                        <\/div>\n                                    <\/div>\n                                    <\/div>\n    <\/div>\n    <\/p>\n\n\n\n<p class=\"docs-content__text wp-block-paragraph\">The data starts from 2022-07-22 and is updated daily. Only US exchanges are supported for the moment.<\/p>\n\n\n\n<p class=\"docs-content__text wp-block-paragraph\">The API is available under the All World Extended and All-In-One packages.<\/p>\n\n\n\n<h3 class=\"docs-content__heading docs-content__heading--h3 wp-block-heading\" id=\"h-parameters\">Parameters<\/h3>\n\n\n\n<figure class=\"docs-content__table-wrap wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Parameter<\/th><th>Required<\/th><th>Description<\/th><\/tr><\/thead><tbody><tr><td>api_token<\/td><td>Yes<\/td><td>Your API key<\/td><\/tr><tr><td>from<\/td><td>No<\/td><td>Start date in YYYY-MM-DD format. Default: 12 months before current date<\/td><\/tr><tr><td>to<\/td><td>No<\/td><td>End date in YYYY-MM-DD format. Default: current date<\/td><\/tr><tr><td>fmt<\/td><td>No<\/td><td>Response format: json or csv. Default: csv<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"docs-content__heading docs-content__heading--h3 wp-block-heading\" id=\"h-response-fields\">Response Fields<\/h3>\n\n\n\n<figure class=\"docs-content__table-wrap wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Field<\/th><th>Type<\/th><th>Description<\/th><\/tr><\/thead><tbody><tr><td>exchange<\/td><td>string<\/td><td>Exchange code (currently always US)<\/td><\/tr><tr><td>old_symbol<\/td><td>string<\/td><td>The previous ticker symbol<\/td><\/tr><tr><td>new_symbol<\/td><td>string<\/td><td>The new ticker symbol<\/td><\/tr><tr><td>company_name<\/td><td>string<\/td><td>Full company name at the time of change<\/td><\/tr><tr><td>effective<\/td><td>string<\/td><td>Date when the change took effect (YYYY-MM-DD)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"docs-content__heading docs-content__heading--h3 wp-block-heading\" id=\"h-example-response\">Example Response<\/h3>\n\n\n<div class=\"code-block\">\n<pre class=\"docs-content__code-block wp-block-code\"><code lang=\"json\" class=\"language-json\">[\n  {\n    \"exchange\": \"US\",\n    \"old_symbol\": \"BITF\",\n    \"new_symbol\": \"KEEL\",\n    \"company_name\": \"Keel Infrastructure Corp. Common Stock\",\n    \"effective\": \"2026-04-06\"\n  },\n  {\n    \"exchange\": \"US\",\n    \"old_symbol\": \"NBY\",\n    \"new_symbol\": \"SDEV\",\n    \"company_name\": \"Stablecoin Development Corporation Common Stock\",\n    \"effective\": \"2026-04-06\"\n  },\n  {\n    \"exchange\": \"US\",\n    \"old_symbol\": \"ACTD\",\n    \"new_symbol\": \"OPAL\",\n    \"company_name\": \"OPAL Fuels Inc. Class A Common Stock\",\n    \"effective\": \"2022-07-22\"\n  }\n]<\/code><\/pre>\n<\/div>\n\n\n<h3 class=\"docs-content__heading docs-content__heading--h3 wp-block-heading\" id=\"h-common-use-cases\">Common Use Cases<\/h3>\n\n\n\n<ul class=\"docs-content__list wp-block-list\">\n<li><strong>Portfolio reconciliation<\/strong> \u2013 detect when a held ticker was renamed and update your records automatically<\/li>\n\n\n\n<li><strong>Historical data continuity<\/strong> \u2013 link old and new symbols to build unbroken price histories across renames<\/li>\n\n\n\n<li><strong>SPAC tracking<\/strong> \u2013 monitor when blank-check companies complete mergers and start trading under new tickers<\/li>\n\n\n\n<li><strong>Daily sync<\/strong> \u2013 poll with from=yesterday to catch any changes since your last update<\/li>\n<\/ul>\n\n\n\n<h3 class=\"docs-content__heading docs-content__heading--h3 wp-block-heading\" id=\"h-data-coverage\">Data Coverage<\/h3>\n\n\n\n<figure class=\"docs-content__table-wrap wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Year<\/th><th>Symbol Changes<\/th><\/tr><\/thead><tbody><tr><td>2022 (from Jul 22)<\/td><td>137<\/td><\/tr><tr><td>2023<\/td><td>261<\/td><\/tr><tr><td>2024<\/td><td>237<\/td><\/tr><tr><td>2025<\/td><td>291<\/td><\/tr><tr><td>2026 (YTD)<\/td><td>93<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"docs-content__text wp-block-paragraph\">On average, US exchanges see around 250 ticker changes per year.<\/p>\n\n\n\n<p class=\"docs-content__text has-text-align-center wp-block-paragraph\"><a class=\"btn btn--orange\" href=\"https:\/\/eodhd.com\/register\"><span class='mb-text'>Sign up &amp; Get Data<\/span><\/a><\/p>\n\n","protected":false},"excerpt":{"rendered":"<p>Symbol Change History API When a publicly traded company changes its ticker symbol \u2014 due to a rebrand, merger, SPAC transaction, or corporate restructuring \u2014 the old symbol stops working and a new one takes its place. The Symbol Change History API tracks these changes so you can keep your portfolios, watchlists, and historical data [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[1],"tags":[],"class_list":["post-7908","post","type-post","status-publish","format-standard","hentry","category-general-questions"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.6 (Yoast SEO v26.7) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>US Stock Symbol Rename History API | EODHD APIs Documentation<\/title>\n<meta name=\"description\" content=\"Track US stock ticker symbol changes with the EODHD API. Daily updates on rebrands, SPAC mergers, and corporate restructurings since 2022. Filter by date range, get old and new symbols with company names.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/eodhd.com\/financial-apis\/us-stock-symbol-rename-history-api\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"US Stock Symbol Rename History API\" \/>\n<meta property=\"og:description\" content=\"Track US stock ticker symbol changes with the EODHD API. Daily updates on rebrands, SPAC mergers, and corporate restructurings since 2022. Filter by date range, get old and new symbols with company names.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/eodhd.com\/financial-apis\/us-stock-symbol-rename-history-api\" \/>\n<meta property=\"og:site_name\" content=\"Stock Price Data, Financial and Stock Market API\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/eodhistoricaldata\" \/>\n<meta property=\"article:published_time\" content=\"2026-05-04T14:40:16+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-05-04T14:40:17+00:00\" \/>\n<meta name=\"author\" content=\"a.pletnev\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@EOD_data\" \/>\n<meta name=\"twitter:site\" content=\"@EOD_data\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"a.pletnev\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/eodhd.com\/financial-apis\/us-stock-symbol-rename-history-api#article\",\"isPartOf\":{\"@id\":\"https:\/\/eodhd.com\/financial-apis\/us-stock-symbol-rename-history-api\"},\"author\":{\"name\":\"a.pletnev\",\"@id\":\"https:\/\/eodhd.com\/financial-apis\/#\/schema\/person\/ed3193541c25b73e823a83bdcdb09b5d\"},\"headline\":\"US Stock Symbol Rename History API\",\"datePublished\":\"2026-05-04T14:40:16+00:00\",\"dateModified\":\"2026-05-04T14:40:17+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/eodhd.com\/financial-apis\/us-stock-symbol-rename-history-api\"},\"wordCount\":283,\"publisher\":{\"@id\":\"https:\/\/eodhd.com\/financial-apis\/#organization\"},\"articleSection\":[\"7. 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