{"id":52968,"date":"2026-08-21T09:26:29","date_gmt":"2026-08-21T09:26:29","guid":{"rendered":"https:\/\/www.vtmarkets.com\/fr-ca\/uncategorized\/les-rachats-du-tresor-alimentent-un-biais-baissier-du-dollar-alors-que-les-marches-surveillent-les-donnees-pmi-et-les-niveaux-de-soutien-du-dxy\/"},"modified":"2026-08-21T09:26:29","modified_gmt":"2026-08-21T09:26:29","slug":"les-rachats-du-tresor-alimentent-un-biais-baissier-du-dollar-alors-que-les-marches-surveillent-les-donnees-pmi-et-les-niveaux-de-soutien-du-dxy","status":"publish","type":"post","link":"https:\/\/www.vtmarkets.com\/fr-ca\/live-updates\/les-rachats-du-tresor-alimentent-un-biais-baissier-du-dollar-alors-que-les-marches-surveillent-les-donnees-pmi-et-les-niveaux-de-soutien-du-dxy\/","title":{"rendered":"Les rachats du Tr\u00e9sor alimentent un biais baissier du dollar, alors que les march\u00e9s surveillent les donn\u00e9es PMI et les niveaux de soutien du DXY"},"content":{"rendered":"<p>Les rachats de titres du Tr\u00e9sor am\u00e9ricain (Treasury) cette semaine sont interpr\u00e9t\u00e9s comme un signal que les autorit\u00e9s sont mal \u00e0 l\u2019aise avec des rendements \u00e9lev\u00e9s sur le long terme, plut\u00f4t que comme une simple op\u00e9ration de liquidit\u00e9. Des discussions sur une \u00e9ventuelle consolidation budg\u00e9taire ont refait surface, notamment l\u2019id\u00e9e d\u2019un groupe de travail visant \u00e0 r\u00e9duire la fraude, mais le scepticisme demeure quant \u00e0 tout impact \u00e0 court terme sur un d\u00e9ficit budg\u00e9taire avoisinant 6 %. L\u2019attention du march\u00e9 se tourne maintenant vers les publications d\u2019ao\u00fbt des indices PMI S&amp;P, o\u00f9 l\u2019on s\u2019attend \u00e0 ce que l\u2019expansion se poursuive, tandis que le DXY est per\u00e7u comme trouvant un soutien autour de 98,65\/70 et peinant \u00e0 reconqu\u00e9rir 99,00.<\/p>\n<p>Sur le march\u00e9 des changes, le sc\u00e9nario de base demeure celui d\u2019un l\u00e9ger repli du dollar : les comparaisons avec les turbulences d\u2019avril 2025 li\u00e9es aux tarifs ont refait surface, mais l\u2019action des prix est d\u00e9crite comme favorable au risque, sauf si les Treasuries et les actions subissent une forte vague de ventes, auquel cas l\u2019USD\/CHF reculerait, l\u2019EUR\/USD monterait et les devises \u00e0 rendement \u00e9lev\u00e9 s\u2019affaibliraient. L\u2019EUR\/USD est soutenu par le contexte de dollar mou; les PMI d\u2019ao\u00fbt de la zone euro devraient montrer une l\u00e9g\u00e8re expansion, et l\u2019enqu\u00eate de la BCE sur les anticipations des consommateurs a affich\u00e9 des attentes d\u2019inflation \u00e0 trois ans de 3,0 % en mars, avec un chiffre de 2,8 % attendu. L\u2019EUR\/USD est envisag\u00e9 dans une fourchette de 1,1670 \u00e0 1,1710, tandis que l\u2019EUR\/CHF a rebondi au-dessus de 0,9350 avec 0,9400 en ligne de mire; l\u2019USD\/ZAR est vis\u00e9 vers 15,92, puis 15,75\/80.<\/p>\n<h3>Strat\u00e9gies pour un dollar am\u00e9ricain plus faible<\/h3>\n<p>Nous recommandons aux traders de produits d\u00e9riv\u00e9s de se positionner en faveur d\u2019un dollar am\u00e9ricain plus faible au cours des prochaines semaines, alors que le programme de rachats d\u2019obligations du Tr\u00e9sor signale un plafonnement des rendements qui s\u2019emballent. Avec un d\u00e9ficit budg\u00e9taire am\u00e9ricain qui oscille pr\u00e8s de 6 % du PIB, ces mesures interventionnistes visent \u00e0 apaiser les inqui\u00e9tudes sur le march\u00e9 obligataire. Les traders devraient vendre les pouss\u00e9es de force du USD, d\u2019autant plus que l\u2019indice du dollar (DXY) fait face \u00e0 une r\u00e9sistance importante juste sous 99,00 et que le soutien se situe \u00e0 98,65.<\/p>\n<p>Sur le march\u00e9 des options, nous sugg\u00e9rons d\u2019acheter des options d\u2019achat (calls) EUR\/USD de courte \u00e9ch\u00e9ance afin de capter une hausse graduelle dans un environnement favorable au risque. Les donn\u00e9es PMI d\u2019aujourd\u2019hui pour la zone euro et des attentes d\u2019inflation des consommateurs \u00e9lev\u00e9es, proches de 2,8 %, devraient maintenir la Banque centrale europ\u00e9enne sur une trajectoire ferme (hawkish). Nous nous attendons \u00e0 ce que l\u2019EUR\/USD sorte de sa fourchette actuelle de 1,1670\u20131,1710 et progresse \u00e0 mesure que le billet vert recule.<\/p>\n<h3>Op\u00e9rations de portage et occasions sur les march\u00e9s \u00e9mergents<\/h3>\n<p>Pour les strat\u00e9gies d\u2019op\u00e9rations de portage (carry), nous conseillons d\u2019utiliser le franc suisse comme devise de financement pour acheter des actifs \u00e0 rendement \u00e9lev\u00e9. La volatilit\u00e9 devrait rester faible alors que le Tr\u00e9sor am\u00e9ricain stabilise la partie longue du march\u00e9 obligataire, ce qui, historiquement, favorise les strat\u00e9gies de portage. Nous privil\u00e9gions des positions vendeuses sur le CHF, en visant un retour de l\u2019EUR\/CHF vers 0,9400.<\/p>\n<p>Nous voyons aussi d\u2019excellentes occasions de jouer \u00e0 la baisse l\u2019USD\/ZAR au moyen d\u2019options de vente (puts) afin d\u2019exprimer cette lecture pro-risque. Le rand sud-africain teste actuellement un soutien \u00e0 15,92 et pourrait rapidement viser la zone des 15,75 alors que les devises asiatiques performent bien. Bien que les risques de s\u00e9cheresse li\u00e9s \u00e0 El Ni\u00f1o demeurent une pr\u00e9occupation plus tard dans l\u2019ann\u00e9e, la configuration \u00e0 court terme favorise nettement le rand.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><b>Commencez \u00e0 n\u00e9gocier d\u00e8s maintenant \u2014 cliquez <a href=\"https:\/\/www.vtmarkets.com\/fr-ca\/trade-now\/\">ici<\/a> pour cr\u00e9er votre compte r\u00e9el VT Markets.<\/b>\n\n<\/p>","protected":false},"excerpt":{"rendered":"<p>Alerte aux march\u00e9s: les rachats de Treasuries sugg\u00e8rent un malaise face aux rendements longs et appuient un USD plus faible. Focus PMI d\u2019ao\u00fbt, DXY bute sous 99. Strat\u00e9gies: calls EUR\/USD, short CHF, puts USD\/ZAR.<\/p>\n","protected":false},"author":87,"featured_media":49585,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[24],"tags":[],"class_list":["post-52968","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=\"Alerte aux march\u00e9s: les rachats de Treasuries sugg\u00e8rent un malaise face aux rendements longs et appuient un USD plus faible. Focus PMI d\u2019ao\u00fbt, DXY bute sous 99. 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