{"id":52421,"date":"2026-08-21T01:31:54","date_gmt":"2026-08-21T01:31:54","guid":{"rendered":"https:\/\/www.vtmarkets.com\/fr-latam\/uncategorized\/le-tresor-americain-double-ses-rachats-de-titres-a-long-terme-a-4-milliards-de-dollars-faisant-baisser-les-rendements-et-soutenant-lor\/"},"modified":"2026-08-21T01:31:54","modified_gmt":"2026-08-21T01:31:54","slug":"le-tresor-americain-double-ses-rachats-de-titres-a-long-terme-a-4-milliards-de-dollars-faisant-baisser-les-rendements-et-soutenant-lor","status":"publish","type":"post","link":"https:\/\/www.vtmarkets.com\/fr-latam\/live-updates\/le-tresor-americain-double-ses-rachats-de-titres-a-long-terme-a-4-milliards-de-dollars-faisant-baisser-les-rendements-et-soutenant-lor\/","title":{"rendered":"Le Tr\u00e9sor am\u00e9ricain double ses rachats de titres \u00e0 long terme \u00e0 4 milliards de dollars, faisant baisser les rendements et soutenant l\u2019or"},"content":{"rendered":"<p>Le Tr\u00e9sor am\u00e9ricain va doubler le montant maximal de ses rachats \u00ab de soutien \u00e0 la liquidit\u00e9 \u00bb sur les segments 10\u201320 ans et 20\u201330 ans \u00e0 4 Mds$ par op\u00e9ration, contre 2 Mds$ auparavant, avec un calendrier \u00e9largi du 9 septembre au 4 novembre. Le dispositif consiste \u00e0 racheter sur le march\u00e9 secondaire d\u2019anciennes souches de Treasuries \u00e0 longue \u00e9ch\u00e9ance puis \u00e0 les annuler, tout en finan\u00e7ant le programme par des ventes de notes et d\u2019obligations \u00e0 plus court terme. Cette d\u00e9cision intervient alors que la charge d\u2019int\u00e9r\u00eats f\u00e9d\u00e9rale annuelle d\u00e9passe 1 000 Mds$ et que le march\u00e9 obligataire p\u00e8se environ 32 000 Mds$.<\/p>\n\n<p>Les rendements ont recul\u00e9 apr\u00e8s l\u2019annonce : le 30 ans a cl\u00f4tur\u00e9 mardi 18 ao\u00fbt \u00e0 5,31% apr\u00e8s un pic intrajournalier \u00e0 5,34%, un plus haut depuis 2007, puis a termin\u00e9 mercredi \u00e0 5,19% avant de rebondir \u00e0 5,24% jeudi matin. Le Tr\u00e9sor a \u00e9galement tenu une adjudication de 20 ans mercredi, et sa communication trimestrielle d\u2019ao\u00fbt sur les refinancements a d\u00e9taill\u00e9 des projets de vente de 125 Mds$ de titres \u00e0 3, 10 et 30 ans, dont une \u00e9mission de 30 ans de 25 Mds$. L\u2019or a repass\u00e9 4 500 $ l\u2019once mercredi, pour la premi\u00e8re fois en deux mois, et l\u2019argent s\u2019est \u00e9chang\u00e9 au-dessus de 68 $ l\u2019once.<\/p>\n\n<h3>Strat\u00e9gies de trading en r\u00e9ponse aux rachats du Tr\u00e9sor<\/h3>\n\n<p>Avec le lancement des op\u00e9rations de rachat \u00e9largies du Tr\u00e9sor pr\u00e9vu le 9 septembre, nous anticipons un plafonnement temporaire des rendements longs au cours des prochaines semaines. Les intervenants sur d\u00e9riv\u00e9s devraient envisager l\u2019achat d\u2019options d\u2019achat (calls) de court terme sur des ETF obligataires \u00e0 longue duration, comme TLT, afin de capter ce surcro\u00eet artificiel de prix. Toutefois, comme cette intervention est cens\u00e9e s\u2019arr\u00eater le 4 novembre, il faudra \u00eatre pr\u00eat \u00e0 basculer vers des options de vente (puts) lorsque les rendements repartiront in\u00e9vitablement \u00e0 la hausse.<\/p>\n\n<p>Cette combinaison \u2014 vendre des bons \u00e0 court terme pour acheter des obligations \u00e0 long terme \u2014 va aplatir temporairement la courbe des taux. Il est possible d\u2019en tirer parti via des strat\u00e9gies sur spreads de courbe, en visant sp\u00e9cifiquement une poursuite de l\u2019aplatissement \u00e0 l\u2019approche du lancement de septembre. La dette publique am\u00e9ricaine \u00e9tant d\u00e9sormais projet\u00e9e au-del\u00e0 de 40 000 Mds$, cet aplatissement artificiel devrait rapidement se retourner en pentification (\u00ab steepener \u00bb) une fois que les forces naturelles d\u2019offre et de demande reprendront la main.<\/p>\n\n<h3>Cons\u00e9quences pour les m\u00e9taux pr\u00e9cieux et la volatilit\u00e9 de march\u00e9<\/h3>\n\n<p>Cette r\u00e9pression manifeste des rendements est tr\u00e8s favorable aux m\u00e9taux pr\u00e9cieux, qui ont d\u00e9j\u00e0 r\u00e9agi avec un or au-del\u00e0 de 4 500 $ et un argent au-dessus de 68 $. Nous recommandons l\u2019achat d\u2019options d\u2019achat sur futures or et argent pour amplifier ce momentum au cours des prochaines semaines. Si les investisseurs perdaient totalement confiance dans la capacit\u00e9 du Tr\u00e9sor \u00e0 laisser le march\u00e9 s\u2019\u00e9quilibrer naturellement, on pourrait assister \u00e0 un afflux massif de capitaux vers ces actifs d\u00e9fensifs.<\/p>\n\n<p>Enfin, le caract\u00e8re \u00ab en urgence \u00bb de cette op\u00e9ration de 4 Mds$ signifie que nous entrons dans une phase de tr\u00e8s forte volatilit\u00e9. Il conviendrait d\u2019envisager l\u2019achat de straddles ou de strangles sur options de Treasuries afin de profiter des \u00e0-coups marqu\u00e9s que ce bras de fer pourrait provoquer. \u00c0 l\u2019approche du 9 septembre, se positionner pour une volatilit\u00e9 \u00e9lev\u00e9e appara\u00eet comme la meilleure fa\u00e7on de capter les mouvements d\u00e9sordonn\u00e9s li\u00e9s \u00e0 cette intervention.<\/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>Coup de force sur les Treasuries : Washington double ses rachats de soutien \u00e0 4 Mds$ sur le long terme jusqu\u2019au 4 novembre, comprimant les rendements, aplatissant la courbe, dopant l\u2019or et la volatilit\u00e9.<\/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-52421","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 - aioseo.com -->\n\t<meta name=\"description\" content=\"Coup de force sur les Treasuries : Washington double ses rachats de soutien \u00e0 4 Mds$ sur le long terme jusqu\u2019au 4 novembre, comprimant les rendements, aplatissant la courbe, dopant l\u2019or et la volatilit\u00e9.\" \/>\n\t<meta name=\"robots\" content=\"max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n\t<link rel=\"canonical\" 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