{"id":22418,"date":"2025-03-26T09:38:43","date_gmt":"2025-03-26T07:38:43","guid":{"rendered":"https:\/\/forklog.com\/en\/whale-manipulates-polymarket-prediction-markets\/"},"modified":"2025-03-26T09:38:43","modified_gmt":"2025-03-26T07:38:43","slug":"whale-manipulates-polymarket-prediction-markets","status":"publish","type":"post","link":"https:\/\/u1f987.com\/en\/whale-manipulates-polymarket-prediction-markets\/","title":{"rendered":"Whale Manipulates Polymarket Prediction Markets"},"content":{"rendered":"<p>The prediction market on the Polymarket platform reached an erroneous resolution due to oracle manipulation. This was reported by journalist Colin Wu, citing a statement from the team on Discord.<\/p>\n<blockquote class=\"twitter-tweet\">\n<p lang=\"en\" dir=\"ltr\">A governance attack occurred on Polymarket, where a UMA tycoon used his voting power to manipulate the oracle, allowing the market to settle false results and successfully profit. The tycoon cast 5 million tokens through three accounts, accounting for 25% of the total votes.\u2026 <a href=\"https:\/\/t.co\/3xFuzdRfWJ\">pic.twitter.com\/3xFuzdRfWJ<\/a><\/p>\n<p>\u2014 Wu Blockchain (@WuBlockchain) <a href=\"https:\/\/twitter.com\/WuBlockchain\/status\/1904772495649235117?ref_src=twsrc%5Etfw\">March 26, 2025<\/a><\/p><\/blockquote>\n<p> <script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<p>The issue concerns <a href=\"https:\/\/polymarket.com\/event\/ukraine-agrees-to-give-trump-rare-earth-metals-before-april\">bets<\/a> amounting to approximately $7 million on the outcome of ongoing negotiations between Ukraine and the USA regarding a rare earth metals deal.<\/p>\n<p>It is reported that a <span data-descr=\"a platform providing blockchain oracle data\" class=\"old_tooltip\">UMA<\/span> whale contributed 5 million tokens through three accounts in the oracle-side voting, leading to an erroneous and premature resolution. This major participant accounted for 25% of all votes.<\/p>\n<p>According to one commentator on Polymarket, some <a href=\"https:\/\/polymarket.com\/event\/seaair-ceasefire-in-ukraine-before-may\/seaair-ceasefire-in-ukraine-before-may?tid=1742946060923\">other prediction markets<\/a> faced similar issues allegedly due to manipulation by UMA.<\/p>\n<p>Users were outraged by the possibility of whales influencing oracle data and the outcomes of prediction markets.<\/p>\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/lh7-qw.googleusercontent.com\/docsz\/AD_4nXeO5wM1V52QuD5E24DCBAtavGEHCcXC5-cYmVMnjLD4SulzS4cTLI6GQ1Qr7Ps662_8_1ICg9rApouLLTQBCZO-fc3dsmHA8XbAq6rBr2K1MGkvsTQOt_SnVmWhHS7BRPzxIqQZ?key=0nB6CA9JRx97as-sQQBK3XO_\" alt=\"Whale Manipulates Polymarket Prediction Markets\"\/><figcaption class=\"wp-element-caption\">Data: Polymarket.<\/figcaption><\/figure>\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><em>\u201cUMA must go or this site will die. With the precedent this situation creates, anything can be resolved at the whim of whales,\u201d noted one commentator.<\/em><\/p>\n<\/blockquote>\n<p>The team promised to make efforts to prevent similar incidents.<\/p>\n<p>Back in March, an expert <a href=\"https:\/\/u1f987.com\/en\/news\/polymarkets-prediction-accuracy-rated-at-94-by-expert\">assessed<\/a> Polymarket&#8217;s prediction accuracy at 94%.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The prediction market on the Polymarket platform reached an erroneous resolution due to oracle manipulation. This was reported by journalist Colin Wu, citing a statement from the team on Discord. A governance attack occurred on Polymarket, where a UMA tycoon used his voting power to manipulate the oracle, allowing the market to settle false results [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":22417,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"select":"","news_style_id":"","cryptorium_level":"","_short_excerpt_text":"","creation_source":"","_metatest_mainpost_news_update":false,"footnotes":""},"categories":[3],"tags":[1138,1148,1595],"class_list":["post-22418","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news-and-analysis","tag-opinions","tag-polymarket","tag-prediction-markets"],"aioseo_notices":[],"amp_enabled":true,"views":"91","promo_type":"","layout_type":"","short_excerpt":"","is_update":"","_links":{"self":[{"href":"https:\/\/u1f987.com\/en\/wp-json\/wp\/v2\/posts\/22418","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/u1f987.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/u1f987.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/u1f987.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/u1f987.com\/en\/wp-json\/wp\/v2\/comments?post=22418"}],"version-history":[{"count":0,"href":"https:\/\/u1f987.com\/en\/wp-json\/wp\/v2\/posts\/22418\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/u1f987.com\/en\/wp-json\/wp\/v2\/media\/22417"}],"wp:attachment":[{"href":"https:\/\/u1f987.com\/en\/wp-json\/wp\/v2\/media?parent=22418"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/u1f987.com\/en\/wp-json\/wp\/v2\/categories?post=22418"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/u1f987.com\/en\/wp-json\/wp\/v2\/tags?post=22418"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}