{"id":51490,"date":"2026-07-31T08:26:07","date_gmt":"2026-07-31T08:26:07","guid":{"rendered":"https:\/\/www.vtmarkets.com\/fr-latam\/uncategorized\/rallye-des-actions-americaines-mene-par-la-tech-le-sp-500-progresse-la-flambee-de-microsoft-compensant-des-rendements-des-bons-du-tresor-a-30-ans-proches-de-524\/"},"modified":"2026-07-31T08:26:07","modified_gmt":"2026-07-31T08:26:07","slug":"rallye-des-actions-americaines-mene-par-la-tech-le-sp-500-progresse-la-flambee-de-microsoft-compensant-des-rendements-des-bons-du-tresor-a-30-ans-proches-de-524","status":"publish","type":"post","link":"https:\/\/www.vtmarkets.com\/fr-latam\/live-updates\/rallye-des-actions-americaines-mene-par-la-tech-le-sp-500-progresse-la-flambee-de-microsoft-compensant-des-rendements-des-bons-du-tresor-a-30-ans-proches-de-524\/","title":{"rendered":"Rallye des actions am\u00e9ricaines men\u00e9 par la tech : le S&#038;P 500 progresse, la flamb\u00e9e de Microsoft compensant des rendements des bons du Tr\u00e9sor \u00e0 30 ans proches de 5,24 %"},"content":{"rendered":"<p>Les actions am\u00e9ricaines ont progress\u00e9 jeudi, le S&amp;P 500 gagnant 1,66 % et le Nasdaq 2,78 %, sous l\u2019impulsion du secteur technologique. Microsoft a bondi de plus de 15 %, ajoutant pr\u00e8s de 450 Md$ de capitalisation boursi\u00e8re dans un record de hausse sur une s\u00e9ance, apr\u00e8s de meilleures performances dans le cloud et des perspectives laissant entendre que les lourds investissements dans l\u2019intelligence artificielle commencent \u00e0 se traduire en retours sur investissement ; le groupe a \u00e9galement pr\u00e9vu une croissance d\u2019Azure d\u2019environ 45 % \u00e0 taux de change constants pour son premier trimestre fiscal. Dans le m\u00eame temps, le rendement des bons du Tr\u00e9sor am\u00e9ricain \u00e0 30 ans s\u2019est rapproch\u00e9 de 5,24 %, son plus haut niveau depuis 2007, soulignant un march\u00e9 obligataire focalis\u00e9 sur la persistance de l\u2019inflation, une demande de capitaux \u00e9lev\u00e9e et une hausse des primes de terme, alors m\u00eame que la valorisation des actions s\u2019appuie sur la r\u00e9silience des b\u00e9n\u00e9fices port\u00e9e par la productivit\u00e9.<\/p>\n<h3>Signaux de politique mon\u00e9taire et donn\u00e9es \u00e9conomiques contrast\u00e9s<\/h3>\n<p>La politique mon\u00e9taire et les statistiques ont envoy\u00e9 des \u0938\u0902\u0915\u0947\u0924 contradictoires. Le 29 juillet, la R\u00e9serve f\u00e9d\u00e9rale a maintenu la fourchette cible des fed funds \u00e0 3,50 %\u20133,75 % par un vote de 9 contre 3, trois responsables s\u2019\u00e9tant prononc\u00e9s en faveur d\u2019une hausse de 25 points de base, tout en r\u00e9affirmant son objectif d\u2019inflation \u00e0 2 %. En juin, le d\u00e9flateur PCE a recul\u00e9 de 0,1 % sur un mois et le PCE sous-jacent a progress\u00e9 de 0,1 % ; sur un an, le PCE global a ralenti \u00e0 3,7 % et le PCE sous-jacent \u00e0 3,3 %. La croissance du PIB a d\u00e9c\u00e9l\u00e9r\u00e9 \u00e0 1,5 % en rythme annualis\u00e9 au deuxi\u00e8me trimestre, contre 2,1 %, mais les ventes finales r\u00e9elles aux acheteurs priv\u00e9s domestiques ont acc\u00e9l\u00e9r\u00e9 \u00e0 3,9 % contre 1,7 %, compliquant les anticipations de baisses de taux \u00e0 mesure que les rendements longs r\u00e9\u00e9valuent le co\u00fbt du capital.<\/p>\n\n\n\r\n<p class=\"wp-block-paragraph\"><b>Commencez \u00e0 trader d\u00e8s maintenant \u2014 cliquez <a href=\"https:\/\/www.vtmarkets.com\/fr-latam\/trade-now\/\">ici<\/a> pour cr\u00e9er votre compte r\u00e9el VT Markets.<\/b>\n\r\n<\/p>","protected":false},"excerpt":{"rendered":"<p>Wall Street s\u2019emballe : S&#038;P 500 +1,66 %, Nasdaq +2,78 %, dop\u00e9s par Microsoft (+15 %, +450 Md$) et l\u2019IA. Mais les Treasuries 30 ans fr\u00f4lent 5,24 % et la Fed temporise.<\/p>\n","protected":false},"author":87,"featured_media":49271,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[10],"tags":[],"class_list":["post-51490","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-live-updates"],"acf":{"acf_article_selection_author":null},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO Pro 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Wall Street s\u2019emballe : S&amp;P 500 +1,66 %, Nasdaq +2,78 %, dop\u00e9s par Microsoft (+15 %, +450 Md$) et l\u2019IA. Mais les Treasuries 30 ans fr\u00f4lent 5,24 % et la Fed temporise.\" \/>\n\t<meta name=\"robots\" content=\"max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/www.vtmarkets.com\/fr-latam\/live-updates\/rallye-des-actions-americaines-mene-par-la-tech-le-sp-500-progresse-la-flambee-de-microsoft-compensant-des-rendements-des-bons-du-tresor-a-30-ans-proches-de-524\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO Pro (AIOSEO) 4.9.10\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"VT Markets -\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Rallye des actions am\u00e9ricaines men\u00e9 par la tech : le S&amp;P 500 progresse, la flamb\u00e9e de Microsoft compensant des rendements des bons du Tr\u00e9sor \u00e0 30 ans proches de 5,24 % - VT Markets\" \/>\n\t\t<meta property=\"og:description\" content=\"Wall Street s\u2019emballe : S&amp;P 500 +1,66 %, Nasdaq +2,78 %, dop\u00e9s par Microsoft (+15 %, +450 Md$) et l\u2019IA. Mais les Treasuries 30 ans fr\u00f4lent 5,24 % et la Fed temporise.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/www.vtmarkets.com\/fr-latam\/live-updates\/rallye-des-actions-americaines-mene-par-la-tech-le-sp-500-progresse-la-flambee-de-microsoft-compensant-des-rendements-des-bons-du-tresor-a-30-ans-proches-de-524\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2026-07-31T08:26:07+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2026-07-31T08:26:07+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Rallye des actions am\u00e9ricaines men\u00e9 par la tech : le S&amp;P 500 progresse, la flamb\u00e9e de Microsoft compensant des rendements des bons du Tr\u00e9sor \u00e0 30 ans proches de 5,24 % - VT Markets\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Wall Street s\u2019emballe : S&amp;P 500 +1,66 %, Nasdaq +2,78 %, dop\u00e9s par Microsoft (+15 %, +450 Md$) et l\u2019IA. 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Mais les Treasuries 30 ans fr\u00f4lent 5,24 % et la Fed temporise."},"aioseo_meta_data":{"post_id":"51490","title":null,"description":null,"keywords":null,"keyphrases":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_custom_url":null,"og_image_custom_fields":null,"og_custom_image_width":null,"og_custom_image_height":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema_type":null,"schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"none","tabs":null,"priority":null,"frequency":null,"local_seo":null,"created":"2026-07-31 08:26:07","updated":"2026-07-31 08:26:07"},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t<a href=\"https:\/\/www.vtmarkets.com\/fr-latam\" title=\"Home\">Home<\/a>\n<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t<a href=\"https:\/\/www.vtmarkets.com\/fr-latam\/category\/live-updates\/\" title=\"Live Updates\">Live Updates<\/a>\n<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\tRallye des actions am\u00e9ricaines men\u00e9 par la tech : le S&amp;P 500 progresse, la flamb\u00e9e de Microsoft compensant des rendements des bons du Tr\u00e9sor \u00e0 30 ans proches de 5,24 %\n<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/www.vtmarkets.com\/fr-latam"},{"label":"Live Updates","link":"https:\/\/www.vtmarkets.com\/fr-latam\/category\/live-updates\/"},{"label":"Rallye des actions am\u00e9ricaines men\u00e9 par la tech : le S&#038;P 500 progresse, la flamb\u00e9e de Microsoft compensant des rendements des bons du Tr\u00e9sor \u00e0 30 ans proches de 5,24 %","link":"https:\/\/www.vtmarkets.com\/fr-latam\/live-updates\/rallye-des-actions-americaines-mene-par-la-tech-le-sp-500-progresse-la-flambee-de-microsoft-compensant-des-rendements-des-bons-du-tresor-a-30-ans-proches-de-524\/"}],"_links":{"self":[{"href":"https:\/\/www.vtmarkets.com\/fr-latam\/wp-json\/wp\/v2\/posts\/51490","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vtmarkets.com\/fr-latam\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vtmarkets.com\/fr-latam\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vtmarkets.com\/fr-latam\/wp-json\/wp\/v2\/users\/87"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vtmarkets.com\/fr-latam\/wp-json\/wp\/v2\/comments?post=51490"}],"version-history":[{"count":0,"href":"https:\/\/www.vtmarkets.com\/fr-latam\/wp-json\/wp\/v2\/posts\/51490\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.vtmarkets.com\/fr-latam\/wp-json\/wp\/v2\/media\/49271"}],"wp:attachment":[{"href":"https:\/\/www.vtmarkets.com\/fr-latam\/wp-json\/wp\/v2\/media?parent=51490"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vtmarkets.com\/fr-latam\/wp-json\/wp\/v2\/categories?post=51490"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vtmarkets.com\/fr-latam\/wp-json\/wp\/v2\/tags?post=51490"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}