{"id":53005,"date":"2026-08-22T00:21:50","date_gmt":"2026-08-22T00:21:50","guid":{"rendered":"https:\/\/www.vtmarkets.com\/fr-eu\/uncategorized\/usd-chf-se-stabilise-alors-que-le-dollar-reduit-ses-pertes-la-bns-evoque-un-retour-des-taux-negatifs-les-pmi-americains-soutiennent-le-sentiment\/"},"modified":"2026-08-22T00:21:50","modified_gmt":"2026-08-22T00:21:50","slug":"usd-chf-se-stabilise-alors-que-le-dollar-reduit-ses-pertes-la-bns-evoque-un-retour-des-taux-negatifs-les-pmi-americains-soutiennent-le-sentiment","status":"publish","type":"post","link":"https:\/\/www.vtmarkets.com\/fr-eu\/live-updates\/usd-chf-se-stabilise-alors-que-le-dollar-reduit-ses-pertes-la-bns-evoque-un-retour-des-taux-negatifs-les-pmi-americains-soutiennent-le-sentiment\/","title":{"rendered":"USD\/CHF se stabilise alors que le dollar r\u00e9duit ses pertes ; la BNS \u00e9voque un retour des taux n\u00e9gatifs, les PMI am\u00e9ricains soutiennent le sentiment"},"content":{"rendered":"<p>USD\/CHF s\u2019est stabilis\u00e9 vendredi, le dollar am\u00e9ricain r\u00e9duisant ses pertes initiales, autour de 0,8013 apr\u00e8s \u00eatre tomb\u00e9 \u00e0 0,7949 la veille, son plus bas niveau depuis le 17 juin. Malgr\u00e9 ce rebond, la paire restait partie pour terminer la semaine en baisse. En Suisse, des d\u00e9clarations de Petra Tschudin, membre du Conseil de direction de la Banque nationale suisse (BNS), ont pes\u00e9 sur le franc : la responsable a indiqu\u00e9 que des baisses de taux sous z\u00e9ro pourraient \u00eatre utilis\u00e9es pour maintenir l\u2019inflation dans une fourchette de 0 % \u00e0 2 % \u00e0 moyen terme, tout en soulignant que des anticipations de taux plus fermes \u00e0 l\u2019\u00e9tranger contribuaient \u00e0 la faiblesse du CHF.<\/p>\n<p>L\u2019indice du dollar (DXY) \u00e9voluait autour de 98,81 apr\u00e8s un creux \u00e0 98,56, restant toutefois proche d\u2019un plus bas de trois mois et se dirigeant vers un repli hebdomadaire de pr\u00e8s de 0,80 %. C\u00f4t\u00e9 statistiques, l\u2019indice pr\u00e9liminaire S&#038;P Global Composite PMI a grimp\u00e9 \u00e0 un plus haut de 52 mois \u00e0 56,0 en ao\u00fbt, contre 54,5 ; le PMI des services a progress\u00e9 \u00e0 un plus haut de 20 mois \u00e0 56,8 contre 54,6, tandis que le PMI manufacturier a recul\u00e9 \u00e0 un plus bas de cinq mois \u00e0 53,2 contre 53,9. Plus t\u00f4t dans la semaine, le billet vert s\u2019est assoupli apr\u00e8s l\u2019annonce du Tr\u00e9sor am\u00e9ricain qu\u2019il doublerait les rachats destin\u00e9s \u00e0 soutenir la liquidit\u00e9 sur les titres publics de plus longue maturit\u00e9, \u00e0 au moins 4 milliards de dollars par op\u00e9ration ; s\u00e9par\u00e9ment, l\u2019outil CME FedWatch \u00e9valuait \u00e0 environ 65 % la probabilit\u00e9 d\u2019un statu quo des taux le mois prochain, l\u2019attention se tournant vers les chiffres de l\u2019inflation PCE attendus la semaine prochaine.<\/p>\n<h3>Volatilit\u00e9 et strat\u00e9gies de trading d\u2019options dans un contexte de signaux divergents des banques centrales<\/h3>\n<p>Nous devons nous pr\u00e9parer \u00e0 une volatilit\u00e9 accrue sur la paire USD\/CHF, les signaux contradictoires des banques centrales cr\u00e9ant des opportunit\u00e9s sp\u00e9cifiques sur le march\u00e9 des options. Alors que la BNS laisse entrevoir un retour \u00e0 des taux n\u00e9gatifs et que la R\u00e9serve f\u00e9d\u00e9rale s\u2019oriente vers une pause, les dynamiques traditionnelles de cette paire de devises \u00e9voluent. Au vu de ces d\u00e9veloppements, nous recommandons aux traders de produits d\u00e9riv\u00e9s de recourir \u00e0 des straddles ou des strangles \u00e0 court terme afin de capter des ruptures marqu\u00e9es dans un sens comme dans l\u2019autre.<\/p>\n<h3>Indicateurs \u00e9conomiques, positionnement sur la courbe des taux et perspectives du dollar<\/h3>\n<p>Pour \u00e9tayer cette strat\u00e9gie, on peut s\u2019appuyer sur les derniers indicateurs \u00e9conomiques qui montrent la r\u00e9silience du secteur des services aux \u00c9tats-Unis, le PMI des services S&#038;P Global bondissant \u00e0 un plus haut de 20 mois \u00e0 56,8. Cette solidit\u00e9 de l\u2019activit\u00e9, mise en regard des mesures suisses de lutte contre l\u2019inflation, sugg\u00e8re que toute pression baissi\u00e8re sur le dollar am\u00e9ricain pourrait \u00eatre temporaire. Historiquement, lorsque les services am\u00e9ricains surperforment l\u2019industrie manufacturi\u00e8re avec un tel \u00e9cart, le billet vert tend \u00e0 trouver un plancher solide, ce qui fait des options de vente sur le CHF une couverture int\u00e9ressante.<\/p>\n<p>Par ailleurs, nous devons suivre de pr\u00e8s l\u2019extension des rachats du Tr\u00e9sor am\u00e9ricain destin\u00e9s \u00e0 soutenir la liquidit\u00e9, d\u00e9sormais doubl\u00e9s \u00e0 au moins 4 milliards de dollars par op\u00e9ration. Cette injection de liquidit\u00e9 de grande ampleur p\u00e8se sur les rendements am\u00e9ricains de long terme, ce qui exerce actuellement une pression baissi\u00e8re sur le DXY, proche de son plus bas de trois mois \u00e0 98,56. Pour les intervenants sur les swaps de taux ou les contrats \u00e0 terme de devises, nous sugg\u00e9rons de se positionner en faveur d\u2019un aplatissement de la courbe des taux, le march\u00e9 int\u00e9grant cette intervention budg\u00e9taire \u00e0 l\u2019approche des prochaines donn\u00e9es d\u2019inflation PCE.<\/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>USD\/CHF rebondit vers 0,8013 apr\u00e8s un plus bas d\u2019\u00e9t\u00e9, mais reste orient\u00e9 \u00e0 la baisse. La BNS \u00e9voque des taux n\u00e9gatifs; DXY fl\u00e9chit. Strat\u00e9gies options: straddles\/strangles. PMI services US robuste, PCE attendu.<\/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-53005","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=\"USD\/CHF rebondit vers 0,8013 apr\u00e8s un plus bas d\u2019\u00e9t\u00e9, mais reste orient\u00e9 \u00e0 la baisse. La BNS \u00e9voque des taux n\u00e9gatifs; DXY fl\u00e9chit. Strat\u00e9gies options: straddles\/strangles. 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