{"id":51515,"date":"2026-08-17T13:47:36","date_gmt":"2026-08-17T13:47:36","guid":{"rendered":"https:\/\/volity.io\/blog\/bitcoin-rebound-wall-street-2\/"},"modified":"2026-08-17T16:26:04","modified_gmt":"2026-08-17T16:26:04","slug":"bitcoin-rebound-wall-street","status":"publish","type":"post","link":"https:\/\/volity.io\/fr\/actualites\/bitcoin-rebound-wall-street\/","title":{"rendered":"Marches crypto : le rebond du Bitcoin affronte le test de Wall Street"},"content":{"rendered":"<h2>Les march\u00e9s crypto \u00e9prouvent leurs nerfs pendant que Wall Street et P\u00e9kin s&rsquo;engagent<\/h2>\n\n<p>La crypto a ouvert la semaine dans une ambiance famili\u00e8re : des prix en hausse, une conviction fragile et de nombreuses raisons d&rsquo;h\u00e9siter.<\/p>\n\n<p>Le Bitcoin et l&rsquo;Ethereum se sont redress\u00e9s apr\u00e8s leurs r\u00e9cents points bas. Dans le m\u00eame temps, de grandes soci\u00e9t\u00e9s financi\u00e8res ont continu\u00e9 de jeter des ponts vers les actifs num\u00e9riques.<\/p>\n\n<p>La Chine a \u00e9tendu son r\u00e9seau de yuan num\u00e9rique. Stripe, de son c\u00f4t\u00e9, a plac\u00e9 un pari consid\u00e9rable sur l&rsquo;infrastructure de paiement de l&rsquo;IA.<\/p>\n\n<h2>Le rebond du Bitcoin doit encore faire ses preuves<\/h2>\n\n<p>Le Bitcoin s&rsquo;\u00e9changeait autour de <b>$63 600<\/b> apr\u00e8s que les acheteurs ont d\u00e9fendu la zone des $62 700 lors du dernier repli.<\/p>\n\n<p>Le mouvement n&rsquo;a toutefois pas eu la force d&rsquo;une v\u00e9ritable cassure. Les sorties d&rsquo;ETF se sont poursuivies, tandis que la liquidit\u00e9 vendeuse restait concentr\u00e9e au-dessus des cours au comptant.<\/p>\n\n<p>Le niveau important se situe pr\u00e8s de <b>$65 500<\/b>. Le Bitcoin doit franchir et tenir cette zone avant que les traders puissent y voir autre chose qu&rsquo;un rebond.<\/p>\n\n<p>Le positionnement sur les options invite lui aussi \u00e0 la prudence. L&rsquo;int\u00e9r\u00eat ouvert reste \u00e9lev\u00e9, m\u00eame si une grande partie porte sur des contrats \u00e0 \u00e9ch\u00e9ance courte.<\/p>\n\n<p>Cette configuration sugg\u00e8re que les traders recherchent de la souplesse plut\u00f4t qu&rsquo;une conviction de long terme. Les flux intrajournaliers pourraient donc peser d&rsquo;un poids inhabituel cette semaine.<\/p>\n\n<ul>\n  <li><b>Support du Bitcoin :<\/b> environ $62 700 \u00e0 $63 200<\/li>\n  <li><b>R\u00e9sistance du Bitcoin :<\/b> environ $65 500<\/li>\n  <li><b>Moteur \u00e0 court terme :<\/b> les flux d&rsquo;ETF et la liquidit\u00e9 de la s\u00e9ance am\u00e9ricaine<\/li>\n<\/ul>\n\n<h2>L&rsquo;Ethereum approche d&rsquo;un plafond plus dur<\/h2>\n\n<p>L&rsquo;Ethereum a gagn\u00e9 environ 1,7 % pour atteindre <b>$1 908<\/b> lundi, apr\u00e8s s&rsquo;\u00eatre redress\u00e9 depuis la zone des $1 872.<\/p>\n\n<p>Il a \u00e9galement repris les $1 900 apr\u00e8s y avoir \u00e9chou\u00e9 lors des trois s\u00e9ances pr\u00e9c\u00e9dentes. Cela comptait pour les traders de momentum de court terme.<\/p>\n\n<p>Un d\u00e9p\u00f4t de <b>32 400 ETH<\/b>, d&rsquo;une valeur d&rsquo;environ 61,5 millions de dollars, est entr\u00e9 dans le contrat de staking d&rsquo;Ethereum pendant ce mouvement.<\/p>\n\n<p>Ce transfert a r\u00e9duit l&rsquo;offre imm\u00e9diatement n\u00e9gociable. Plus important encore, il a montr\u00e9 qu&rsquo;au moins un grand d\u00e9tenteur pr\u00e9f\u00e9rait le rendement \u00e0 une vente rapide.<\/p>\n\n<p>Sur les graphiques en quatre heures, ETH est pass\u00e9 au-dessus de sa m\u00e9diane de Bollinger, proche de $1 884. Il a ensuite test\u00e9 la bande sup\u00e9rieure autour de $1 902.<\/p>\n\n<p>L&rsquo;Ethereum reste toutefois sous sa moyenne mobile \u00e0 200 jours. Le vrai bras de fer commence \u00e0 <b>$1 960<\/b>.<\/p>\n\n<p>Une cl\u00f4ture durable au-dessus de $1 960 pourrait ouvrir la voie vers $2 030. Au-del\u00e0, les traders surveilleraient la zone de r\u00e9sistance plus large proche de $2 190.<\/p>\n\n<p>\u00c0 l&rsquo;inverse, une cassure sous $1 868 remettrait la poche de liquidit\u00e9 de $1 850 au centre de l&rsquo;attention.<\/p>\n\n<h2>Tudor ach\u00e8te des parts pendant que JPMorgan ouvre des portes<\/h2>\n\n<p>L&rsquo;histoire la plus durable se joue peut-\u00eatre loin des graphiques. Les institutionnels ajustent la mani\u00e8re dont ils d\u00e9tiennent et financent leur exposition \u00e0 la crypto.<\/p>\n\n<p>Tudor Investment a renforc\u00e9 sa participation dans l&rsquo;iShares Bitcoin Trust de BlackRock, <b>IBIT<\/b>, de <b>18,9 %<\/b> au cours du deuxi\u00e8me trimestre.<\/p>\n\n<p>Le fonds sp\u00e9culatif a ajout\u00e9 <b>109 446 parts<\/b>, portant sa d\u00e9tention \u00e0 <b>688 529 parts<\/b>. La position affichait une valeur d\u00e9clar\u00e9e comprise entre 22,9 millions et 24,5 millions de dollars.<\/p>\n\n<p>Dans le m\u00eame temps, Tudor a r\u00e9duit d&rsquo;environ <b>85 %<\/b> son exposition aux options d&rsquo;achat sur IBIT. Sa position sur les options de vente a peu boug\u00e9.<\/p>\n\n<p>Cette combinaison a du sens. Le fonds semble pr\u00e9f\u00e9rer la d\u00e9tention directe de l&rsquo;ETF \u00e0 un pari haussier fortement endett\u00e9.<\/p>\n\n<p>JPMorgan est \u00e9galement all\u00e9 plus loin. La banque autorise d\u00e9sormais ses clients institutionnels \u00e0 nantir du Bitcoin et de l&rsquo;Ethereum en garantie de pr\u00eats en dollars.<\/p>\n\n<p>Cela ne rend pas la crypto aussi stable que les bons du Tr\u00e9sor am\u00e9ricain. Cela place toutefois BTC et ETH dans un cadre de cr\u00e9dit bien plus familier.<\/p>\n\n<p>L&rsquo;\u00e9ligibilit\u00e9 en garantie peut soutenir les produits structur\u00e9s, le financement sur marge et le trading multimarch\u00e9. Elle pourrait donc compter davantage que la variation de prix d&rsquo;une seule journ\u00e9e.<\/p>\n\n<h2>La Chine \u00e9largit le r\u00e9seau du yuan num\u00e9rique<\/h2>\n\n<p>La banque centrale chinoise a ajout\u00e9 <b>huit banques commerciales<\/b> au r\u00e9seau d&rsquo;exploitation du yuan num\u00e9rique, portant le total de 22 \u00e0 <b>30<\/b>.<\/p>\n\n<p>Le nouveau groupe comprend Ping An Bank, Bank of Shanghai, Bank of Hangzhou et China Bohai Bank.<\/p>\n\n<p>Hengfeng Bank, Huishang Bank, Bank of Changsha et Guangxi Beibu Gulf Bank ont \u00e9galement rejoint le r\u00e9seau.<\/p>\n\n<p>Ces banques sont d\u00e9j\u00e0 connect\u00e9es au syst\u00e8me e-CNY. Elles doivent maintenant achever des travaux commerciaux et techniques avant de servir leurs clients.<\/p>\n\n<p>Cette \u00e9volution ne devrait pas faire bouger le Bitcoin directement. Elle \u00e9largit pourtant l&rsquo;exp\u00e9rience chinoise d&rsquo;une monnaie programmable adoss\u00e9e \u00e0 l&rsquo;\u00c9tat.<\/p>\n\n<p>Avec le temps, cela pourrait toucher les paiements de d\u00e9tail, le r\u00e8glement r\u00e9gional et le contr\u00f4le des transactions transfrontali\u00e8res. Les investisseurs en devises et en valeurs bancaires tourn\u00e9s vers l&rsquo;Asie ont tout int\u00e9r\u00eat \u00e0 en prendre note.<\/p>\n\n<h2>Stripe paie cher le central de routage de l&rsquo;IA<\/h2>\n\n<p>Stripe a accept\u00e9 d&rsquo;acqu\u00e9rir OpenRouter, une passerelle IA qui achemine les requ\u00eates des d\u00e9veloppeurs vers plus de <b>400 mod\u00e8les d&rsquo;IA<\/b>.<\/p>\n\n<p>L&rsquo;op\u00e9ration valorise OpenRouter \u00e0 plus de <b>7 milliards de dollars<\/b>. Soit plus de cinq fois la valorisation de 1,3 milliard de dollars annonc\u00e9e lors de sa s\u00e9rie B en mai.<\/p>\n\n<p>Stripe semble payer environ <b>50 fois le chiffre d&rsquo;affaires annualis\u00e9<\/b>. \u00c0 l&rsquo;\u00e9vidence, l&rsquo;entreprise ach\u00e8te une position strat\u00e9gique plut\u00f4t que des profits actuels.<\/p>\n\n<p>OpenRouter pr\u00e9l\u00e8ve environ <b>5 %<\/b> des d\u00e9penses d&rsquo;inf\u00e9rence achemin\u00e9es via sa plateforme. Son v\u00e9ritable tr\u00e9sor reste toutefois les donn\u00e9es de routage.<\/p>\n\n<p>Ces donn\u00e9es montrent quels mod\u00e8les les entreprises choisissent, quand les charges de travail se d\u00e9placent et o\u00f9 vont les budgets IA. Stripe g\u00e8re d\u00e9j\u00e0 la facturation, le comptage et le r\u00e8glement.<\/p>\n\n<p>Ses capacit\u00e9s en stablecoins rendent cette acquisition pertinente pour les march\u00e9s crypto. Les services d&rsquo;IA ont besoin de rails de paiement mondiaux et bon march\u00e9, surtout au-del\u00e0 des fronti\u00e8res.<\/p>\n\n<p>L&rsquo;usage de l&rsquo;IA et le r\u00e8glement en cha\u00eene pourraient donc se relier de plus en plus \u00e9troitement. Ce lien ne d\u00e9pendra ni d&rsquo;un jeton unique ni d&rsquo;un seul titre de presse.<\/p>\n\n<h2>Niveaux et signaux \u00e0 surveiller<\/h2>\n\n<ol>\n  <li><b>Ne courez pas apr\u00e8s le Bitcoin sous la r\u00e9sistance.<\/b> Observez si $65 500 devient un support plut\u00f4t qu&rsquo;une simple m\u00e8che.<\/li>\n  <li><b>Suivez la zone $1 925 \u00e0 $1 960 sur l&rsquo;Ethereum.<\/b> Une cassure nette pourrait favoriser les positions de momentum vers $2 030.<\/li>\n  <li><b>Surveillez de pr\u00e8s les flux d&rsquo;ETF.<\/b> Ils restent l&rsquo;indicateur quotidien le plus clair de la demande institutionnelle en Bitcoin.<\/li>\n  <li><b>Distinguez la tuyauterie de l&rsquo;action des prix.<\/b> JPMorgan, Tudor, la Chine et Stripe fa\u00e7onnent la structure du march\u00e9, pas n\u00e9cessairement la bougie du jour.<\/li>\n<\/ol>\n\n<p>Pour l&rsquo;instant, les prix de la crypto restent pris entre un acc\u00e8s institutionnel qui s&rsquo;am\u00e9liore et des flux de court terme h\u00e9sitants.<\/p>\n\n<p>La direction de fond para\u00eet pourtant claire. Les banques traitent la crypto de plus en plus comme de la finance, tandis que les entreprises technologiques traitent les paiements comme du logiciel.<\/p>\n\n\n<h2 class=\"wp-block-heading volity-related-coverage\">Articles connexes sur Volity<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/volity.io\/fr\/crypto\/how-to-avoid-crypto-scams\/\">Comment \u00e9viter les arnaques crypto : liste de s\u00e9curit\u00e9 pour d\u00e9butants<\/a><\/li>\n<li><a href=\"https:\/\/volity.io\/fr\/trading-platforms-fr\/how-to-choose-a-trading-platform\/\">Comment choisir une plateforme de trading : une liste de v\u00e9rification en 10 points<\/a><\/li>\n<li><a href=\"https:\/\/volity.io\/fr\/trader\/demo-vs-live-trading-account\/\">D\u00e9mo vs compte de trading r\u00e9el : une liste de v\u00e9rification en 7 \u00e9tapes avant de passer en direct<\/a><\/li>\n<li><a href=\"https:\/\/volity.io\/fr\/trader\/position-sizing-risk-per-trade\/\">Comment dimensionner un trade : taille de 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Bennett\",\"url\":\"https:\/\/volity.io\/\"},\"publisher\":{\"@type\":\"Organization\",\"name\":\"Volity\",\"url\":\"https:\/\/volity.io\/\",\"logo\":{\"@type\":\"ImageObject\",\"url\":\"https:\/\/volity.io\/wp-content\/uploads\/2026\/03\/logo.webp\",\"width\":512,\"height\":512}},\"image\":\"https:\/\/volity.io\/wp-content\/uploads\/2026\/08\/BitcoinWallStreet.webp\",\"mainEntityOfPage\":{\"@type\":\"WebPage\",\"@id\":\"https:\/\/volity.io\/fr\/news\/bitcoin-rebound-wall-street\/\"},\"articleSection\":\"News\",\"inLanguage\":\"fr\"}<\/script>\n","protected":false},"excerpt":{"rendered":"<p>Les march\u00e9s crypto \u00e9prouvent leurs nerfs pendant que Wall Street et P\u00e9kin s&rsquo;engagent La crypto a ouvert la semaine dans une ambiance [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":51507,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"custom_schema":"","footnotes":""},"categories":[223],"tags":[],"class_list":["post-51515","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.1 (Yoast SEO v28.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Marches crypto : le rebond du Bitcoin affronte le test de Wall Street | Volity<\/title>\n<meta name=\"description\" content=\"BTC tient son support entre $62 700 et $63 200 avec une resistance a $65 500 tandis qu ETH vise $1 925 a $1 960 ; Tudor achete, JPMorgan ouvre ses portes\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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