{"id":52281,"date":"2026-08-07T08:53:07","date_gmt":"2026-08-07T08:53:07","guid":{"rendered":"https:\/\/www.vtmarkets.com\/fr-eu\/uncategorized\/les-reserves-en-devises-de-la-bns-grimpent-a-768-milliards-en-juillet-laissant-entrevoir-une-intervention-sur-le-franc-suisse\/"},"modified":"2026-08-07T08:53:07","modified_gmt":"2026-08-07T08:53:07","slug":"les-reserves-en-devises-de-la-bns-grimpent-a-768-milliards-en-juillet-laissant-entrevoir-une-intervention-sur-le-franc-suisse","status":"publish","type":"post","link":"https:\/\/www.vtmarkets.com\/fr-eu\/live-updates\/les-reserves-en-devises-de-la-bns-grimpent-a-768-milliards-en-juillet-laissant-entrevoir-une-intervention-sur-le-franc-suisse\/","title":{"rendered":"Les r\u00e9serves en devises de la BNS grimpent \u00e0 768 milliards en juillet, laissant entrevoir une intervention sur le franc suisse"},"content":{"rendered":"<p>Les r\u00e9serves de change de la Suisse ont augment\u00e9 \u00e0 768 milliards de francs en juillet, contre 759 milliards le mois pr\u00e9c\u00e9dent, selon les derniers chiffres. Cette hausse indique un stock plus important d\u2019actifs en devises au bilan de la Banque nationale suisse (BNS) en fin de mois.<\/p>\n<p>Les donn\u00e9es font \u00e9tat d\u2019une progression de 9 milliards sur un mois. La publication couvre les r\u00e9serves d\u00e9tenues en devises \u00e9trang\u00e8res et offre un instantan\u00e9 de la position de liquidit\u00e9 externe de la Suisse, le niveau de juillet \u00e9tant sup\u00e9rieur \u00e0 celui de juin.<\/p>\n<h3>Implications de la hausse des r\u00e9serves pour le franc suisse et les march\u00e9s des changes<\/h3>\n<p>Nous consid\u00e9rons le r\u00e9cent bond des r\u00e9serves de change suisses \u00e0 768 milliards de francs en juillet comme un signal clair que la Banque nationale suisse repousse activement l\u2019appr\u00e9ciation du franc. Cette augmentation de 9 milliards de francs par rapport \u00e0 juin laisse entendre que les autorit\u00e9s interviennent discr\u00e8tement sur le march\u00e9 des changes afin de prot\u00e9ger une \u00e9conomie tr\u00e8s tourn\u00e9e vers les exportations. Pour les traders de d\u00e9riv\u00e9s, cela signifie que miser sur une poursuite de la force du franc suisse comporte un risque nettement plus \u00e9lev\u00e9 dans les prochaines semaines.<\/p>\n<p>Nous sugg\u00e9rons aux traders de d\u00e9riv\u00e9s de d\u00e9placer l\u2019attention vers des options d\u2019achat (calls) sur EUR\/CHF afin de se positionner en vue d\u2019un \u00e9ventuel rebond de la paire. Historiquement, lorsque la BNS \u00e9largit activement son bilan, le taux de change EUR\/CHF trouve un plancher solide, rebondissant souvent \u00e0 partir de niveaux psychologiques cl\u00e9s. L\u2019achat de calls EUR\/CHF hors de la monnaie (out-of-the-money) ou la mise en place de \u00ab risk reversals \u00bb permet de tirer parti de cette baisse plafonn\u00e9e tout en maintenant des co\u00fbts de prime relativement faibles.<\/p>\n<h3>Strat\u00e9gies de trading dans un environnement de faible volatilit\u00e9 du franc suisse<\/h3>\n<p>\u00c0 la lumi\u00e8re des tendances historiques, lors de phases comparables d\u2019accumulation de r\u00e9serves, la volatilit\u00e9 du franc suisse a nettement recul\u00e9, la banque centrale \u00e9tablissant un plafond de prix cr\u00e9dible. Les statistiques de march\u00e9 actuelles montrent que la volatilit\u00e9 implicite \u00e0 un mois sur EUR\/CHF \u00e9volue pr\u00e8s d\u2019un bas niveau de 5,2 %, rendant l\u2019achat d\u2019options particuli\u00e8rement abordable. Nous nous attendons \u00e0 ce que cet environnement de faible volatilit\u00e9 persiste, ce qui rend \u00e9galement tr\u00e8s attrayantes les strat\u00e9gies de range comme les \u00ab iron condors \u00bb sur le franc.<\/p>\n<p>Par ailleurs, il convient de surveiller de pr\u00e8s les contrats \u00e0 terme sur le Swiss Average Rate Overnight (SARON), car la liquidit\u00e9 inject\u00e9e via les interventions de la banque centrale devrait maintenir les rendements suisses sous pression. L\u2019inflation en Suisse s\u2019\u00e9tant r\u00e9cemment stabilis\u00e9e autour de 1,3 % \u00e0 la mi-2026, la banque centrale dispose d\u2019une marge importante pour maintenir des taux bas. Les traders de d\u00e9riv\u00e9s devraient envisager des positions longues sur des instruments de taux suisses \u00e0 court terme afin de b\u00e9n\u00e9ficier de cette accommodation mon\u00e9taire prolong\u00e9e.<\/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>Alerte march\u00e9s: les r\u00e9serves de change suisses montent \u00e0 768 milliards en juillet (+9). Un indice d\u2019interventions discr\u00e8tes de la BNS pour freiner le franc, favoriser EUR\/CHF et maintenir volatilit\u00e9, taux SARON sous pression.<\/p>\n","protected":false},"author":87,"featured_media":49734,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[24],"tags":[],"class_list":["post-52281","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 march\u00e9s: les r\u00e9serves de change suisses montent \u00e0 768 milliards en juillet (+9). 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