{"id":51496,"date":"2026-07-28T06:22:50","date_gmt":"2026-07-28T06:22:50","guid":{"rendered":"https:\/\/www.vtmarkets.com\/fr-eu\/uncategorized\/la-livre-sterling-recule-tandis-que-le-dollar-se-stabilise-a-lapproche-de-la-decision-de-la-reserve-federale-les-traders-surveillant-la-volatilite-implicite-des-options\/"},"modified":"2026-07-28T06:22:50","modified_gmt":"2026-07-28T06:22:50","slug":"la-livre-sterling-recule-tandis-que-le-dollar-se-stabilise-a-lapproche-de-la-decision-de-la-reserve-federale-les-traders-surveillant-la-volatilite-implicite-des-options","status":"publish","type":"post","link":"https:\/\/www.vtmarkets.com\/fr-eu\/live-updates\/la-livre-sterling-recule-tandis-que-le-dollar-se-stabilise-a-lapproche-de-la-decision-de-la-reserve-federale-les-traders-surveillant-la-volatilite-implicite-des-options\/","title":{"rendered":"La livre sterling recule tandis que le dollar se stabilise \u00e0 l\u2019approche de la d\u00e9cision de la R\u00e9serve f\u00e9d\u00e9rale, les traders surveillant la volatilit\u00e9 implicite des options"},"content":{"rendered":"<p>La livre sterling a c\u00e9d\u00e9 face au dollar, le GBP\/USD reculant apr\u00e8s un gap haussier et \u00e9voluant autour de 1,3290 lors de la s\u00e9ance asiatique de mardi, alors que le billet vert se stabilisait dans l\u2019attente de la d\u00e9cision de la R\u00e9serve f\u00e9d\u00e9rale pr\u00e9vue mercredi. Les march\u00e9s int\u00e8grent pr\u00e8s de 38 % de probabilit\u00e9 d\u2019une hausse des taux en juillet, selon l\u2019outil FedWatch du CME, et la probabilit\u00e9 d\u2019un rel\u00e8vement d\u2019au moins 25 points de base en septembre ressort \u00e0 environ 81,4 %. La livre \u00e9tait \u00e9galement repass\u00e9e sous 1,3300 lundi, en baisse d\u2019environ 0,3 % sur la s\u00e9ance, malgr\u00e9 une journ\u00e9e o\u00f9 le dollar a peu vari\u00e9.<\/p>\n<p>Les donn\u00e9es britanniques publi\u00e9es la semaine derni\u00e8re ont, en apparence, apport\u00e9 un soutien : les ventes au d\u00e9tail ont progress\u00e9 de 1 % en juin, alors que le consensus anticipait une l\u00e9g\u00e8re contraction ; la confiance des consommateurs a atteint un plus haut de six mois en juillet ; et les premi\u00e8res enqu\u00eates d\u2019activit\u00e9 ont signal\u00e9 une expansion du secteur priv\u00e9. Par ailleurs, la livre a recul\u00e9 de 0,13 % dans un contexte de refroidissement de l\u2019app\u00e9tit pour le risque, laissant le dollar inchang\u00e9, et le GBP\/USD s\u2019\u00e9changeait \u00e0 1,3305 apr\u00e8s avoir touch\u00e9 1,3363. Les prix du p\u00e9trole ont baiss\u00e9 apr\u00e8s la pause des attaques am\u00e9ricaines contre l\u2019Iran durant le week-end, tandis que le pr\u00e9sident Donald Trump a averti de nouvelles actions si les discussions avec T\u00e9h\u00e9ran \u00e9chouent.<\/p>\n<h3>Strat\u00e9gies de volatilit\u00e9 avant la d\u00e9cision de la Fed<\/h3>\n<p>Nous faisons face \u00e0 une d\u00e9cision de la R\u00e9serve f\u00e9d\u00e9rale demain tr\u00e8s difficile \u00e0 anticiper, les march\u00e9s int\u00e9grant une probabilit\u00e9 massive de 38 % d\u2019un rel\u00e8vement imm\u00e9diat des taux. Compte tenu de cette incertitude inhabituelle, nous recommandons aux traders de d\u00e9riv\u00e9s \u00e0 court terme d\u2019acheter des straddles sur GBP\/USD afin de profiter d\u2019une cassure marqu\u00e9e dans un sens comme dans l\u2019autre. Historiquement, des d\u00e9cisions de taux inattendues dans des r\u00e9gimes mon\u00e9taires restrictifs d\u00e9clenchent des mouvements rapides de 100 \u00e0 150 pips dans les heures suivant l\u2019annonce.<\/p>\n<h3>Accumulation opportuniste de la livre et couverture du risque baissier<\/h3>\n<p>Malgr\u00e9 le repli de la livre sterling vers un plus bas de quatre semaines aux alentours de 1,3290, les fondamentaux \u00e9conomiques du Royaume-Uni demeurent extr\u00eamement solides, comme en t\u00e9moigne la hausse vigoureuse de 1 % des ventes au d\u00e9tail en juin. Nous estimons que cette faiblesse de court terme constitue une excellente opportunit\u00e9 d\u2019accumuler, \u00e0 meilleur prix, des options d\u2019achat (calls) sur GBP \u00e0 horizon plus long. Si l\u2019on observe des replis historiques similaires, la vigueur de la demande des m\u00e9nages finit par inciter la Banque d\u2019Angleterre \u00e0 maintenir des taux \u00e9lev\u00e9s, ce qui tend in fine \u00e0 soutenir la livre.<\/p>\n<p>Dans le m\u00eame temps, les tensions g\u00e9opolitiques et des \u00e9pisodes soudains de \u00ab risk-off \u00bb peuvent facilement renforcer le dollar dans les prochaines semaines. Pour prot\u00e9ger nos portefeuilles contre ce risque baissier, nous devrions envisager l\u2019achat d\u2019options de vente (puts) GBP\/USD peu co\u00fbteuses, de maturit\u00e9 courte, avec un prix d\u2019exercice autour de 1,3150. Cette strat\u00e9gie de couverture permet de rester prot\u00e9g\u00e9 en cas d\u2019escalade des diff\u00e9rends commerciaux mondiaux ou de rh\u00e9torique plus agressive de la Fed, susceptible de ramener la paire vers ses plus bas de d\u00e9but juillet.<\/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>Suspense sur la Fed : la livre recule vers 1,3290 malgr\u00e9 de bons indicateurs britanniques. Le march\u00e9 price 38 % de hausse des taux en juillet. Traders : straddles, calls long terme, puts 1,3150.<\/p>\n","protected":false},"author":87,"featured_media":49689,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[24],"tags":[],"class_list":["post-51496","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=\"Suspense sur la Fed : la livre recule vers 1,3290 malgr\u00e9 de bons indicateurs britanniques. Le march\u00e9 price 38 % de hausse des taux en juillet. 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