{"id":118453,"date":"2026-03-18T08:24:00","date_gmt":"2026-03-18T08:24:00","guid":{"rendered":"https:\/\/investx.fr\/pt\/?p=118453"},"modified":"2026-03-18T10:31:48","modified_gmt":"2026-03-18T10:31:48","slug":"criptomoedas-queda-bitcoin-fomc","status":"publish","type":"post","link":"https:\/\/investx.fr\/pt\/noticias-cripto\/criptomoedas-queda-bitcoin-fomc\/","title":{"rendered":"Por que o mercado cripto est\u00e1 em queda hoje? An\u00e1lise e impacto da FOMC"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"a-reuniao-do-fomc-faz-tremer-os-mercados-crypto\">A reuni\u00e3o do FOMC faz tremer os mercados crypto<\/h2>\n\n\n\n<p>A tens\u00e3o subiu um patamar nos mercados financeiros. Enquanto a capitaliza\u00e7\u00e3o global do mercado crypto recua v\u00e1rios milhares de milh\u00f5es de d\u00f3lares, todos os olhares est\u00e3o agora voltados para Washington. A reuni\u00e3o do <strong>FOMC de 18 de mar\u00e7o<\/strong> cristaliza as preocupa\u00e7\u00f5es, n\u00e3o tanto pela decis\u00e3o sobre as taxas \u2014 amplamente antecipada, mas sobretudo pelo discurso de <strong>Jerome Powell<\/strong>, capaz por si s\u00f3 de desencadear uma onda de volatilidade.<\/p>\n\n\n\n<p>O contexto macroecon\u00f3mico mant\u00e9m-se particularmente incerto. Entre a <strong>subida dos pre\u00e7os do petr\u00f3leo<\/strong> alimentada pelas tens\u00f5es geopol\u00edticas e a persist\u00eancia das press\u00f5es inflacionistas, os investidores receiam um tom restritivo por parte da <strong>FED<\/strong>. Um adiamento das descidas de taxas esperadas em 2026 poderia arrefecer brutalmente os mercados e refor\u00e7ar a <strong>avers\u00e3o ao risco<\/strong>.<\/p>\n\n\n\n<p>Neste clima, os capitais institucionais adotam uma postura defensiva. Os fluxos de sa\u00edda intensificam-se, provocando um <strong>retrocesso generalizado do mercado crypto<\/strong>. Historicamente, os an\u00fancios do FOMC acompanham-se frequentemente de um movimento de <strong>&#8220;sell-the-news&#8221;<\/strong>, provocando corre\u00e7\u00f5es a curto prazo antes de uma eventual recupera\u00e7\u00e3o.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"478\" src=\"https:\/\/investx.fr\/pt\/wp-content\/uploads\/sites\/2\/2026\/03\/Capture-decran-2026-03-18-a-09.56.01-1024x478-1.jpg\" alt=\"Gr\u00e1fico de velas da capitaliza\u00e7\u00e3o total do mercado cripto a mostrar consolida\u00e7\u00e3o sob resist\u00eancia em 2,57T$, com suporte em 2,50T$ e press\u00e3o vendedora recente.\" class=\"wp-image-118451\" srcset=\"https:\/\/media.investx.fr\/wp-content\/uploads\/sites\/2\/2026\/03\/Capture-decran-2026-03-18-a-09.56.01-1024x478-1.jpg 1024w, https:\/\/media.investx.fr\/wp-content\/uploads\/sites\/2\/2026\/03\/Capture-decran-2026-03-18-a-09.56.01-1024x478-1-300x140.jpg 300w, https:\/\/media.investx.fr\/wp-content\/uploads\/sites\/2\/2026\/03\/Capture-decran-2026-03-18-a-09.56.01-1024x478-1-768x359.jpg 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/t.me\/+z-a5LKRM7HxkNWZk\" target=\"_blank\" rel=\"noreferrer noopener\">Roro Crypto \u2013 Grupo Privado ! <\/a><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"bitcoin-sob-pressao-e-altcoins-fragilizadas\">Bitcoin sob press\u00e3o e altcoins fragilizadas<\/h2>\n\n\n\n<p>O <strong><a href=\"https:\/\/investx.fr\/pt\/noticias-cripto\/reuniao-fed-fomc-bitcoin\/\">Bitcoin<\/a> (BTC)<\/strong>, l\u00edder do mercado, sofre tamb\u00e9m esta press\u00e3o. Ap\u00f3s ter falhado em ultrapassar os <strong>75 000 $<\/strong>, o ativo voltou a testar a zona dos <strong>73 500 $<\/strong>, desencadeando uma s\u00e9rie de liquida\u00e7\u00f5es nas posi\u00e7\u00f5es longas. O n\u00edvel dos <strong>72 000 $<\/strong> imp\u00f5e-se agora como um <strong>suporte cr\u00edtico<\/strong>: a sua preserva\u00e7\u00e3o poderia abrir caminho a um novo movimento altista, enquanto uma rutura fragilizaria ainda mais a estrutura do mercado.<\/p>\n\n\n\n<p>Do lado das altcoins, a situa\u00e7\u00e3o \u00e9 ainda mais fr\u00e1gil. A<a href=\"https:\/\/investx.fr\/pt\/aprender-criptomoedas\/cripto\/pi-network\/\"> <strong>Pi Coin (PI)<\/strong><\/a> ilustra perfeitamente esta vulnerabilidade, com uma queda de mais de <strong>11% em 24 horas<\/strong> apesar dos avan\u00e7os t\u00e9cnicos importantes. Esta descolagem sublinha a falta de <strong>apetite pelo risco<\/strong> num ambiente incerto, onde os investidores privilegiam os ativos mais s\u00f3lidos.<\/p>\n\n\n\n<p>Neste contexto, a estrat\u00e9gia do <strong>&#8220;buy the dip&#8221;<\/strong> divide. Um discurso tranquilizador da FED poderia desencadear um <strong>ressalto r\u00e1pido<\/strong> e relan\u00e7ar um ciclo altista, enquanto uma postura mais agressiva prolongaria a corre\u00e7\u00e3o. As pr\u00f3ximas horas ser\u00e3o decisivas para determinar se o mercado crypto prepara um <strong>novo rally<\/strong>\u2026 ou uma fase de consolida\u00e7\u00e3o mais longa.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\"><p lang=\"en\" dir=\"ltr\"><a href=\"https:\/\/twitter.com\/search?q=%24BTC&amp;src=ctag&amp;ref_src=twsrc%5Etfw\">$BTC<\/a> &#8211; holding 74k and getting the 4hr close, I see us pushing up here into the higher 4hr resistance above. <a href=\"https:\/\/t.co\/LdqvGhjBRn\">pic.twitter.com\/LdqvGhjBRn<\/a><\/p>&mdash; Dal (@TraderDraco) <a href=\"https:\/\/twitter.com\/TraderDraco\/status\/2033988818106269964?ref_src=twsrc%5Etfw\">March 17, 2026<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n\n\n\n<p><strong>Artigos Relacionados:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/investx.fr\/pt\/noticias-cripto\/clarity-act-bull-run-cripto\/\">CLARITY Act: A lei que pode impulsionar o Bull Run cripto?<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/investx.fr\/pt\/noticias-cripto\/previsoes-xrp-pepe-pi-coin\/\">Previs\u00f5es XRP, PEPE e Pi Coin: Onde podem chegar os pre\u00e7os?<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/investx.fr\/pt\/noticias-cripto\/cardano-ada-alta-comprar\/\">Cardano (ADA) dispara: Vale a pena comprar agora?<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>O mercado cripto est\u00e1 em baixa hoje. Descubra as raz\u00f5es por tr\u00e1s da queda do Bitcoin e altcoins, e o impacto da reuni\u00e3o da FOMC.<\/p>\n","protected":false},"author":47,"featured_media":118452,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_yoast_wpseo_focuskw":"mercado cripto","_yoast_wpseo_title":"Bitcoin cai hoje: O que est\u00e1 a acontecer?","_yoast_wpseo_metadesc":"O mercado cripto est\u00e1 em baixa hoje. Descubra as raz\u00f5es por tr\u00e1s da queda do Bitcoin e altcoins, e o impacto da reuni\u00e3o da FOMC.","footnotes":"","faq_titre":"","questions_frequentes":"","custom_permalink":"noticias-cripto\/criptomoedas-queda-bitcoin-fomc"},"categories":[44,6],"tags":[],"class_list":["post-118453","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-altcoins","category-noticias-cripto"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Bitcoin cai hoje: O que est\u00e1 a acontecer?<\/title>\n<meta name=\"description\" content=\"O mercado cripto est\u00e1 em baixa hoje. 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