{"id":42175,"date":"2026-08-21T23:27:53","date_gmt":"2026-08-21T21:27:53","guid":{"rendered":"https:\/\/www.graviton.at\/letterswaplibrary\/dataset-of-historical-us-public-company-mergers-and-acquisitions-including-failed-deals\/"},"modified":"2026-08-21T23:27:53","modified_gmt":"2026-08-21T21:27:53","slug":"dataset-of-historical-us-public-company-mergers-and-acquisitions-including-failed-deals","status":"publish","type":"post","link":"https:\/\/www.graviton.at\/letterswaplibrary\/dataset-of-historical-us-public-company-mergers-and-acquisitions-including-failed-deals\/","title":{"rendered":"Dataset Of Historical US Public-company Mergers And Acquisitions, Including Failed Deals?"},"content":{"rendered":"<p><!-- SC_OFF --><\/p>\n<div class=\"md\">\n<p>I&#8217;m looking for a historical dataset of US public-company M&amp;A transactions for quantitative research.<\/p>\n<p>Minimum useful fields:<\/p>\n<ul>\n<li>target company \/ ticker \/ CUSIP<\/li>\n<li>acquirer<\/li>\n<li>announcement date<\/li>\n<li>offer price \/ consideration<\/li>\n<li>cash vs stock vs mixed<\/li>\n<li>deal status<\/li>\n<li>completion date OR withdrawal\/termination date<\/li>\n<\/ul>\n<p>Revision history and revised offer prices would be a major bonus.<\/p>\n<p>Most importantly, the dataset must include <strong>failed\/withdrawn deals<\/strong>, not only completed acquisitions, because otherwise it introduces obvious survivorship bias into merger-arbitrage research.<\/p>\n<p>Time period: ideally 2000-present, although even a shorter clean sample would be useful.<\/p>\n<p>Sources I&#8217;ve already looked into:<\/p>\n<ul>\n<li>SEC EDGAR<\/li>\n<li>LSEG \/ SDC<\/li>\n<li>FactSet Mergers<\/li>\n<li>S&amp;P Capital IQ<\/li>\n<li>PitchBook<\/li>\n<li>MarketLine<\/li>\n<\/ul>\n<p>Does anyone know of a legitimate open dataset, university\/academic dataset, replication package, API, or reasonably priced commercial source?<\/p>\n<p>I&#8217;m also happy to build it myself if someone can point me toward a reliable methodology or existing open-source project.<\/p>\n<\/div>\n<p><!-- SC_ON -->   submitted by   <a href=\"https:\/\/www.reddit.com\/user\/FarmImportant9537\"> \/u\/FarmImportant9537 <\/a> <br \/> <span><a href=\"https:\/\/www.reddit.com\/r\/datasets\/comments\/1vuskgq\/dataset_of_historical_us_publiccompany_mergers\/\">[link]<\/a><\/span>   <span><a href=\"https:\/\/www.reddit.com\/r\/datasets\/comments\/1vuskgq\/dataset_of_historical_us_publiccompany_mergers\/\">[comments]<\/a><\/span><\/p><div class='watch-action'><div class='watch-position align-right'><div class='action-like'><a class='lbg-style1 like-42175 jlk' href='javascript:void(0)' data-task='like' data-post_id='42175' data-nonce='9de69db8d5' rel='nofollow'><img class='wti-pixel' src='https:\/\/www.graviton.at\/letterswaplibrary\/wp-content\/plugins\/wti-like-post\/images\/pixel.gif' title='Like' \/><span class='lc-42175 lc'>0<\/span><\/a><\/div><\/div> <div class='status-42175 status align-right'><\/div><\/div><div class='wti-clear'><\/div>","protected":false},"excerpt":{"rendered":"<p>I&#8217;m looking for a historical dataset of US public-company M&amp;A transactions for quantitative research. Minimum useful fields:&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[85],"tags":[],"class_list":["post-42175","post","type-post","status-publish","format-standard","hentry","category-datatards","wpcat-85-id"],"_links":{"self":[{"href":"https:\/\/www.graviton.at\/letterswaplibrary\/wp-json\/wp\/v2\/posts\/42175","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.graviton.at\/letterswaplibrary\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.graviton.at\/letterswaplibrary\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.graviton.at\/letterswaplibrary\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.graviton.at\/letterswaplibrary\/wp-json\/wp\/v2\/comments?post=42175"}],"version-history":[{"count":0,"href":"https:\/\/www.graviton.at\/letterswaplibrary\/wp-json\/wp\/v2\/posts\/42175\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.graviton.at\/letterswaplibrary\/wp-json\/wp\/v2\/media?parent=42175"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.graviton.at\/letterswaplibrary\/wp-json\/wp\/v2\/categories?post=42175"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.graviton.at\/letterswaplibrary\/wp-json\/wp\/v2\/tags?post=42175"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}