{"id":51533,"date":"2026-07-28T13:53:53","date_gmt":"2026-07-28T13:53:53","guid":{"rendered":"https:\/\/www.vtmarkets.com\/fr-eu\/uncategorized\/lor-recule-le-dollar-se-raffermit-et-le-petrole-reflue-sur-lespoir-dun-accord-avec-liran-avant-la-decision-de-la-reserve-federale\/"},"modified":"2026-07-28T13:53:53","modified_gmt":"2026-07-28T13:53:53","slug":"lor-recule-le-dollar-se-raffermit-et-le-petrole-reflue-sur-lespoir-dun-accord-avec-liran-avant-la-decision-de-la-reserve-federale","status":"publish","type":"post","link":"https:\/\/www.vtmarkets.com\/fr-eu\/live-updates\/lor-recule-le-dollar-se-raffermit-et-le-petrole-reflue-sur-lespoir-dun-accord-avec-liran-avant-la-decision-de-la-reserve-federale\/","title":{"rendered":"L\u2019or recule, le dollar se raffermit et le p\u00e9trole reflue sur l\u2019espoir d\u2019un accord avec l\u2019Iran, avant la d\u00e9cision de la R\u00e9serve f\u00e9d\u00e9rale"},"content":{"rendered":"<p>L\u2019or (XAU\/USD) a recul\u00e9 mardi, \u00e0 mesure que le dollar am\u00e9ricain se raffermissait, alors m\u00eame que le p\u00e9trole prolongeait son repli sur fond d\u2019espoirs de fin de la guerre \u00c9tats-Unis\u2013Iran. Le spot \u00e9voluait pr\u00e8s de 4 034 $, en baisse de 1,0% sur la s\u00e9ance, apr\u00e8s avoir \u00e9chou\u00e9 \u00e0 se maintenir au-dessus de 4 100 $ lundi. Donald Trump a d\u00e9clar\u00e9 que les discussions se d\u00e9roulaient bien, tout en avertissant qu\u2019une action militaire pourrait reprendre en cas d\u2019\u00e9chec des n\u00e9gociations, tandis que l\u2019Iran a ni\u00e9 toute discussion directe avec les \u00c9tats-Unis. Oman a \u00e9galement avanc\u00e9 un plan pr\u00e9voyant une gestion conjointe du d\u00e9troit d\u2019Ormuz via des \u00ab frais volontaires \u00bb, ce qui emp\u00eacherait l\u2019Iran d\u2019avoir le contr\u00f4le exclusif de cette voie de passage.<\/p>\n<p>Le p\u00e9trole a d\u00e9sormais effac\u00e9 l\u2019int\u00e9gralit\u00e9 des gains de la semaine derni\u00e8re, le WTI s\u2019\u00e9tablissant autour de 80,15 $ et en baisse pour une troisi\u00e8me s\u00e9ance cons\u00e9cutive. Les prix restent toutefois \u00e9lev\u00e9s et maintiennent l\u2019inflation au centre de l\u2019attention. Les march\u00e9s se pr\u00e9parent aussi \u00e0 la d\u00e9cision de la R\u00e9serve f\u00e9d\u00e9rale mercredi : le taux directeur devrait rester \u00e0 3,50%-3,75%, m\u00eame si l\u2019outil CME FedWatch sugg\u00e8re environ 35% de probabilit\u00e9 d\u2019une hausse de 25 pdb apr\u00e8s la r\u00e9union de juin pr\u00e9sid\u00e9e par Kevin Warsh. Sur le plan technique, XAU\/USD se situe sous la MM20 jours pr\u00e8s de 4 072 $, tandis que le RSI est \u00e0 43,42 et l\u2019ADX proche de 32 ; une r\u00e9sistance est identifi\u00e9e \u00e0 4 072 $ puis 4 179 $, avec des supports \u00e0 4 000 $ et sur la borne basse proche de 3 964 $.<\/p>\n<h3>Strat\u00e9gies de volatilit\u00e9 avant la d\u00e9cision de la Fed<\/h3>\n<p>Nous recommandons aux traders de d\u00e9riv\u00e9s de se pr\u00e9parer \u00e0 une volatilit\u00e9 intense au cours des 48 prochaines heures, alors que la R\u00e9serve f\u00e9d\u00e9rale tranche sur les taux d\u2019int\u00e9r\u00eat. Si le march\u00e9 privil\u00e9gie une pause au niveau actuel de 3,50%-3,75%, la probabilit\u00e9 de 35% d\u2019une hausse surprise implique d\u2019\u00e9viter les paris directionnels \u00ab nus \u00bb sans couverture ad\u00e9quate. Les donn\u00e9es historiques montrent que des hausses de taux soudaines et inattendues peuvent d\u00e9clencher des baisses rapides de 5% \u00e0 10% des m\u00e9taux pr\u00e9cieux en quelques jours.<\/p>\n<p>Pour aborder cette d\u00e9cision de la Fed \u00e0 forts enjeux, nous sugg\u00e9rons d\u2019utiliser des options de type long strangle sur XAU\/USD afin de profiter d\u2019une cassure marqu\u00e9e dans un sens comme dans l\u2019autre. Si la Fed d\u00e9livre une hausse surprise, nous devrions acheter imm\u00e9diatement des options de vente (puts) visant la bande basse de Bollinger pr\u00e8s de 3 964 $. \u00c0 l\u2019inverse, si la Fed signale une pause et minimise l\u2019inflation, nous pouvons acheter des options d\u2019achat (calls), l\u2019or cherchant alors \u00e0 reconqu\u00e9rir sa moyenne mobile \u00e0 20 jours \u00e0 4 072 $.<\/p>\n<h3>Toile de fond macro\u00e9conomique et configurations de trades sur d\u00e9riv\u00e9s<\/h3>\n<p>Avec l\u2019inflation am\u00e9ricaine (CPI) actuellement au-dessus du seuil des 3% et le rendement du Treasury \u00e0 10 ans autour de 4,15%, le co\u00fbt d\u2019opportunit\u00e9 de la d\u00e9tention d\u2019or non r\u00e9mun\u00e9rateur demeure tr\u00e8s \u00e9lev\u00e9. Nous estimons que ce contexte macro\u00e9conomique plaide pour un biais baissier sur l\u2019or dans les prochaines semaines, sauf regain des tensions g\u00e9opolitiques. En cons\u00e9quence, nous devrions privil\u00e9gier des bear put spreads sur des horizons court \u00e0 moyen terme afin de limiter le risque tout en nous positionnant pour une rupture potentielle sous le seuil psychologique des 4 000 $.<\/p>\n<p>Sur les d\u00e9riv\u00e9s \u00e9nergie, nous devons surveiller de pr\u00e8s le West Texas Intermediate (WTI), qui \u00e9volue autour de 80,15 $, en retrait par rapport \u00e0 son r\u00e9cent pic mais encore suffisamment \u00e9lev\u00e9 pour peser sur les prix \u00e0 la consommation. Si la proposition de gestion conjointe du d\u00e9troit d\u2019Ormuz aboutit et r\u00e9duit les craintes sur l\u2019offre, nous anticipons un repli du WTI vers 75 $, rendant les bear call spreads particuli\u00e8rement attractifs. Toutefois, nous devons rester pr\u00eats \u00e0 inverser ces positions et \u00e0 acheter des calls de protection si les pourparlers de paix \u00e9chouent et que le p\u00e9trole repart vers la zone des 90 $.<\/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 Fed : l\u2019or c\u00e8de 1% vers 4\u202f034 $, plomb\u00e9 par un dollar plus ferme et un p\u00e9trole en repli. Volatilit\u00e9 attendue : privil\u00e9gier options (strangle, spreads) avant d\u00e9cision.<\/p>\n","protected":false},"author":87,"featured_media":49634,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[24],"tags":[],"class_list":["post-51533","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 Fed : l\u2019or c\u00e8de 1% vers 4 034 $, plomb\u00e9 par un dollar plus ferme et un p\u00e9trole en repli. 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