{"id":53438,"date":"2026-09-01T20:21:00","date_gmt":"2026-09-01T20:21:00","guid":{"rendered":"https:\/\/www.vtmarkets.com\/fr-eu\/uncategorized\/le-dollar-confronte-aux-speculations-sur-un-trade-de-depreciation-alors-que-le-tresor-americain-double-les-rachats-de-titres-a-long-terme-pour-renforcer-la-liquidite\/"},"modified":"2026-09-01T20:21:00","modified_gmt":"2026-09-01T20:21:00","slug":"le-dollar-confronte-aux-speculations-sur-un-trade-de-depreciation-alors-que-le-tresor-americain-double-les-rachats-de-titres-a-long-terme-pour-renforcer-la-liquidite","status":"publish","type":"post","link":"https:\/\/www.vtmarkets.com\/fr-eu\/live-updates\/le-dollar-confronte-aux-speculations-sur-un-trade-de-depreciation-alors-que-le-tresor-americain-double-les-rachats-de-titres-a-long-terme-pour-renforcer-la-liquidite\/","title":{"rendered":"Le dollar confront\u00e9 aux sp\u00e9culations sur un \u00ab trade de d\u00e9pr\u00e9ciation \u00bb alors que le Tr\u00e9sor am\u00e9ricain double les rachats de titres \u00e0 long terme pour renforcer la liquidit\u00e9"},"content":{"rendered":"<p>La narration autour du dollar am\u00e9ricain en 2026 s\u2019est \u00e9largie : au-del\u00e0 des anticipations sur la R\u00e9serve f\u00e9d\u00e9rale (Fed), de l\u2019inflation et de la g\u00e9opolitique, le march\u00e9 parle d\u00e9sormais d\u2019un \u00ab debasement trade \u00bb (pari sur la d\u00e9pr\u00e9ciation de la monnaie), apr\u00e8s que le Tr\u00e9sor am\u00e9ricain a indiqu\u00e9 qu\u2019il allait au moins doubler ses rachats de Treasuries de maturit\u00e9 longue destin\u00e9s \u00e0 soutenir la liquidit\u00e9. \u00c0 partir du 9 septembre, le montant maximal par op\u00e9ration passe de 2 Md$ \u00e0 au moins 4 Md$ sur les segments 10\u201320 ans et 20\u201330 ans, et ce jusqu\u2019\u00e0 la fin du trimestre de refinancement en cours, le 4 novembre. La mesure est pr\u00e9sent\u00e9e comme de la gestion de la dette plut\u00f4t que comme un assouplissement quantitatif, mais elle renforce l\u2019attention port\u00e9e \u00e0 la question de savoir si Washington s\u2019inqui\u00e8te de rendements plus \u00e9lev\u00e9s sur le long terme, et si la devise pourrait, in fine, absorber l\u2019ajustement.<\/p>\n\n<p>Le contexte est celui d\u2019une forte pression d\u2019\u00e9mission, avec une dette publique am\u00e9ricaine au-del\u00e0 de 40 000 Md$ et un rendement \u00e0 30 ans r\u00e9cemment \u00e0 son plus haut depuis 2007. Le Tr\u00e9sor avait d\u00e9j\u00e0 pr\u00e9vu jusqu\u2019\u00e0 38 Md$ de rachats \u00ab off-the-run \u00bb ce trimestre pour des raisons de liquidit\u00e9, en plus de jusqu\u2019\u00e0 25 Md$ sur des maturit\u00e9s plus courtes \u00e0 des fins de gestion de tr\u00e9sorerie \u2014 des montants sans commune mesure avec les pr\u00e9c\u00e9dents programmes de QE de la Fed. Les march\u00e9s surveillent le rendement du 30 ans face \u00e0 l\u2019indice du dollar (DXY) : si les rendements montent tandis que le DXY recule, et que l\u2019or ou le bitcoin progressent, cela signale un basculement d\u2019une prime de taux vers une prime de risque budg\u00e9taire. Le Tr\u00e9sor donnera des indications suppl\u00e9mentaires lors du \u00ab Quarterly Refunding \u00bb du 4 novembre.<\/p>\n\n&#8212;\n\n<h3>Surveiller la dynamique obligations-d\u00e9pr\u00e9ciation<\/h3>\n\n<p>Nous devons nous pr\u00e9parer au changement du 9 septembre, lorsque le Tr\u00e9sor am\u00e9ricain doublera ses rachats d\u2019obligations \u00e0 4 Md$ par op\u00e9ration. En tant que traders de d\u00e9riv\u00e9s, nous devrions suivre de pr\u00e8s la relation entre le rendement du Treasury \u00e0 30 ans et l\u2019indice du dollar am\u00e9ricain (DXY). Si les rendements augmentent pendant que le dollar recule, cela confirme que le \u00ab debasement trade \u00bb est \u00e0 l\u2019\u0153uvre, et nous devrons ajuster nos portefeuilles en cons\u00e9quence.<\/p>\n\n<p>Avec la dette nationale am\u00e9ricaine franchissant officiellement le seuil des 40 000 Md$ cette ann\u00e9e, la soutenabilit\u00e9 budg\u00e9taire n\u2019est plus une pr\u00e9occupation lointaine. Historiquement, lorsque les ratios dette publique\/PIB d\u00e9passent 120 %, la pression sur la valeur de la monnaie s\u2019intensifie, comme on l\u2019a observ\u00e9 lors de cycles mon\u00e9taires pr\u00e9c\u00e9dents. L\u2019or a d\u00e9j\u00e0 r\u00e9agi \u00e0 ces inqui\u00e9tudes li\u00e9es aux monnaies fiduciaires, s\u2019\u00e9tant hiss\u00e9 au-del\u00e0 des sommets historiques de 2 500 $ l\u2019once plus t\u00f4t dans ce cycle et affichant une solidit\u00e9 persistante.<\/p>\n\n<h3>Positionnement et strat\u00e9gie de risque face \u00e0 un changement de r\u00e9gime<\/h3>\n\n<p>Pour tirer parti de ce changement de r\u00e9gime, nous recommandons de se positionner via des options d\u2019achat (calls) longues sur l\u2019or, comme exposition directe \u00e0 la d\u00e9pr\u00e9ciation mon\u00e9taire. Nous devrions \u00e9galement envisager des options baissi\u00e8res sur le DXY, en ciblant sp\u00e9cifiquement une exposition \u00e0 la baisse si l\u2019avantage traditionnel li\u00e9 aux taux d\u2019int\u00e9r\u00eat se d\u00e9grade. Le recours \u00e0 des straddles sur options de Treasuries pourrait aussi nous permettre de capter l\u2019importante volatilit\u00e9 attendue avant l\u2019annonce de refinancement du 4 novembre.<\/p>\n\n<p>Cependant, nous ne pouvons ignorer le contrepoids restrictif du pr\u00e9sident de la Fed, Kevin Warsh, qui continue de laisser la porte ouverte \u00e0 des hausses de taux. Si une inflation persistante force la main de la Fed, le dollar pourrait conna\u00eetre un rallye brutal \u00e0 court terme, prenant \u00e0 revers les positions vendeuses. Nous devons donc maintenir des stop-loss serr\u00e9s sur nos strat\u00e9gies \u00ab short fiat \u00bb et conserver une discipline stricte sur les tailles de position.<\/p>\n\n<p>L\u2019accent mis par le Tr\u00e9sor sur les segments 10\u201320 ans et 20\u201330 ans signifie que les strat\u00e9gies li\u00e9es \u00e0 la forme de la courbe des taux sont, en ce moment, particuli\u00e8rement sensibles. Nous sugg\u00e9rons de mettre en place des strat\u00e9gies d\u2019options de type \u00ab steepener \u00bb (pentification) afin de tirer parti de la tension entre les achats du Tr\u00e9sor et l\u2019expansion budg\u00e9taire. Cela permet de profiter si les rendements de long terme finissent par s\u2019affranchir des tentatives de contr\u00f4le des autorit\u00e9s.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><b>Commencez \u00e0 trader d\u00e8s maintenant \u2014 cliquez <a href=\"https:\/\/www.vtmarkets.com\/fr-eu\/trade-now\/\">ici<\/a> pour cr\u00e9er votre compte r\u00e9el VT Markets.<\/b>\n\n<\/p>","protected":false},"excerpt":{"rendered":"<p>Attention au nouveau \u00ab debasement trade \u00bb : d\u00e8s le 9 septembre, le Tr\u00e9sor am\u00e9ricain doublera ses rachats de Treasuries longs \u00e0 4 Md$ par op\u00e9ration, sur fond de dette record. March\u00e9s: DXY, 30 ans, or, bitcoin.<\/p>\n","protected":false},"author":87,"featured_media":49620,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[24],"tags":[],"class_list":["post-53438","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=\"Attention au nouveau \u00ab debasement trade \u00bb : d\u00e8s le 9 septembre, le Tr\u00e9sor am\u00e9ricain doublera ses rachats de Treasuries longs \u00e0 4 Md$ par op\u00e9ration, sur fond de dette record. March\u00e9s: DXY, 30 ans, or, bitcoin.\" \/>\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-eu\/live-updates\/le-dollar-confronte-aux-speculations-sur-un-trade-de-depreciation-alors-que-le-tresor-americain-double-les-rachats-de-titres-a-long-terme-pour-renforcer-la-liquidite\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO Pro (AIOSEO) 5.0.1.1\" \/>\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=\"Le dollar confront\u00e9 aux sp\u00e9culations sur un \u00ab trade de d\u00e9pr\u00e9ciation \u00bb alors que le Tr\u00e9sor am\u00e9ricain double les rachats de titres \u00e0 long terme pour renforcer la liquidit\u00e9 - VT Markets\" \/>\n\t\t<meta property=\"og:description\" content=\"Attention au nouveau \u00ab debasement trade \u00bb : d\u00e8s le 9 septembre, le Tr\u00e9sor am\u00e9ricain doublera ses rachats de Treasuries longs \u00e0 4 Md$ par op\u00e9ration, sur fond de dette record. 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