{"id":53571,"date":"2026-09-17T21:36:59","date_gmt":"2026-09-17T21:36:59","guid":{"rendered":"https:\/\/www.vtmarkets.com\/fr-latam\/uncategorized\/les-actions-americaines-progressent-apres-le-relevement-de-25-points-de-base-de-la-fed-la-volatilite-sapaise-et-les-prix-du-petrole-reculent\/"},"modified":"2026-09-17T21:36:59","modified_gmt":"2026-09-17T21:36:59","slug":"les-actions-americaines-progressent-apres-le-relevement-de-25-points-de-base-de-la-fed-la-volatilite-sapaise-et-les-prix-du-petrole-reculent","status":"publish","type":"post","link":"https:\/\/www.vtmarkets.com\/fr-latam\/live-updates\/les-actions-americaines-progressent-apres-le-relevement-de-25-points-de-base-de-la-fed-la-volatilite-sapaise-et-les-prix-du-petrole-reculent\/","title":{"rendered":"Les actions am\u00e9ricaines progressent apr\u00e8s le rel\u00e8vement de 25 points de base de la Fed, la volatilit\u00e9 s\u2019apaise et les prix du p\u00e9trole reculent"},"content":{"rendered":"<p>Les actions am\u00e9ricaines ont progress\u00e9 apr\u00e8s que la R\u00e9serve f\u00e9d\u00e9rale a proc\u00e9d\u00e9 \u00e0 une hausse de taux de 25 pdb, tandis que la volatilit\u00e9 s\u2019est repli\u00e9e et que les prix du p\u00e9trole ont recul\u00e9 dans l\u2019imm\u00e9diat. La r\u00e9action des march\u00e9s s\u2019est mat\u00e9rialis\u00e9e au cours des premi\u00e8res 24 heures de cotation suivant la d\u00e9cision, l\u2019incertitude sur les taux laissant place \u00e0 une trajectoire de politique mon\u00e9taire plus lisible.<\/p>\n\n<p>L\u2019attention se tourne d\u00e9sormais vers la question de savoir si le point haut du Vix de septembre est d\u00e9j\u00e0 derri\u00e8re nous, apr\u00e8s trois semaines de volatilit\u00e9 relativement contenue. Au-del\u00e0 de la saisonnalit\u00e9, les op\u00e9rateurs surveillent la situation autour d\u2019Hormuz et la capacit\u00e9 de l\u2019Arabie saoudite \u00e0 r\u00e9tablir les flux via l\u2019ol\u00e9oduc East-West ; une stabilisation sur ces deux fronts ram\u00e8nerait l\u2019attention sur la solidit\u00e9 des r\u00e9sultats et les bases d\u2019un rallye au quatri\u00e8me trimestre. Chris Beauchamp, analyste march\u00e9s en chef chez IG, est au sein du groupe depuis quatre ans et intervient r\u00e9guli\u00e8rement dans les m\u00e9dias financiers, notamment sur la BBC et Sky News.<\/p>\n\n<h3>Rallye de soulagement et r\u00e9actions des march\u00e9s \u00e0 la d\u00e9cision de la Fed<\/h3>\n\n<p>Nous assistons \u00e0 une puissante vague de soulagement qui traverse les march\u00e9s financiers maintenant que la d\u00e9cision de septembre, tr\u00e8s attendue, de la R\u00e9serve f\u00e9d\u00e9rale sur les taux d\u2019int\u00e9r\u00eat est enfin connue. Depuis des semaines, l\u2019anxi\u00e9t\u00e9 li\u00e9e \u00e0 l\u2019attente de cette mise \u00e0 jour de la politique de taux pesait lourdement sur les actions, mais son issue a imm\u00e9diatement raviv\u00e9 l\u2019app\u00e9tit des investisseurs pour le risque. Les intervenants sur d\u00e9riv\u00e9s doivent noter que les actions repartent \u00e0 la hausse tandis que les indicateurs de volatilit\u00e9 commencent d\u00e9j\u00e0 \u00e0 se d\u00e9tendre.<\/p>\n\n<h3>Sch\u00e9mas historiques de volatilit\u00e9 et opportunit\u00e9s de trading<\/h3>\n\n<p>Ce rebond post-r\u00e9union s\u2019inscrit parfaitement dans les sch\u00e9mas historiques, septembre \u00e9tant traditionnellement le mois le plus volatil de l\u2019ann\u00e9e, le S&#038;P 500 affichant en moyenne un recul de 1,2 % depuis 1928. \u00c0 pr\u00e9sent que l\u2019indice de volatilit\u00e9 du Cboe (VIX) a probablement atteint son pic saisonnier, nous anticipons une stabilisation progressive des prix des actifs au cours des prochaines semaines. Si les routes mondiales d\u2019approvisionnement \u00e9nerg\u00e9tique restent calmes et que les prix du p\u00e9trole continuent de se normaliser, le march\u00e9 pourra se recentrer sur des moteurs fondamentaux solides.<\/p>\n\n<p>Pour les traders de d\u00e9riv\u00e9s, ce basculement offre une excellente occasion de s\u2019\u00e9loigner de couvertures d\u00e9fensives on\u00e9reuses et de se pr\u00e9parer \u00e0 un rallye classique de fin d\u2019ann\u00e9e. Nous estimons que le ciblage d\u2019options d\u2019achat sur des indices larges ou le recours \u00e0 des strat\u00e9gies de spreads de volatilit\u00e9 seront particuli\u00e8rement efficaces \u00e0 mesure que l\u2019incertitude se dissipe. Historiquement, les trois derniers mois de l\u2019ann\u00e9e constituent le trimestre le plus favorable aux actions, avec une performance moyenne du S&#038;P 500 sup\u00e9rieure \u00e0 4 %.<\/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>Apr\u00e8s la hausse Fed de 25 pdb, Wall Street rebondit, le Vix se tasse et le p\u00e9trole recule. Si Hormuz se stabilise, place aux r\u00e9sultats: les d\u00e9riv\u00e9s misent d\u00e9j\u00e0 sur un rallye de fin d\u2019ann\u00e9e.<\/p>\n","protected":false},"author":87,"featured_media":49343,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[10],"tags":[],"class_list":["post-53571","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 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"Apr\u00e8s la hausse Fed de 25 pdb, Wall Street rebondit, le Vix se tasse et le p\u00e9trole recule. 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Si Hormuz se stabilise, place aux r\u00e9sultats: les d\u00e9riv\u00e9s misent d\u00e9j\u00e0 sur un rallye de fin d\u2019ann\u00e9e.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/www.vtmarkets.com\/fr-latam\/live-updates\/les-actions-americaines-progressent-apres-le-relevement-de-25-points-de-base-de-la-fed-la-volatilite-sapaise-et-les-prix-du-petrole-reculent\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2026-09-17T21:36:59+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2026-09-17T21:36:59+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Les actions am\u00e9ricaines progressent apr\u00e8s le rel\u00e8vement de 25 points de base de la Fed, la volatilit\u00e9 s\u2019apaise et les prix du p\u00e9trole reculent - VT Markets\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Apr\u00e8s la hausse Fed de 25 pdb, Wall Street rebondit, le Vix se tasse et le p\u00e9trole recule. 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