{"id":50960,"date":"2026-07-17T23:20:58","date_gmt":"2026-07-17T23:20:58","guid":{"rendered":"https:\/\/www.vtmarkets.com\/fr-ca\/uncategorized\/le-wti-depasse-les-81-alors-que-liran-menace-le-detroit-dormuz-alimentant-la-hausse-hebdomadaire-et-la-volatilite-des-options\/"},"modified":"2026-07-17T23:20:58","modified_gmt":"2026-07-17T23:20:58","slug":"le-wti-depasse-les-81-alors-que-liran-menace-le-detroit-dormuz-alimentant-la-hausse-hebdomadaire-et-la-volatilite-des-options","status":"publish","type":"post","link":"https:\/\/www.vtmarkets.com\/fr-ca\/live-updates\/le-wti-depasse-les-81-alors-que-liran-menace-le-detroit-dormuz-alimentant-la-hausse-hebdomadaire-et-la-volatilite-des-options\/","title":{"rendered":"Le WTI d\u00e9passe les 81\u00a0$ alors que l\u2019Iran menace le d\u00e9troit d\u2019Ormuz, alimentant la hausse hebdomadaire et la volatilit\u00e9 des options"},"content":{"rendered":"<p>Le WTI se n\u00e9gociait autour de 81,10 $ vendredi, en hausse de 2,76 % sur la s\u00e9ance, et se dirigeait vers un gain hebdomadaire de plus de 13 % alors que les tensions au Moyen-Orient s\u2019intensifiaient. Le dernier mouvement a suivi une nouvelle vague de frappes am\u00e9ricaines visant des installations militaires iraniennes, l\u2019US Central Command indiquant que les op\u00e9rations visaient \u00e0 d\u00e9grader les capacit\u00e9s de l\u2019Iran et \u00e0 poursuivre l\u2019activit\u00e9 autour du d\u00e9troit d\u2019Hormuz. Le Corps des gardiens de la r\u00e9volution islamique (CGRI) de l\u2019Iran a d\u00e9clar\u00e9 qu\u2019aucune exportation de p\u00e9trole ou de gaz ne passerait par le d\u00e9troit d\u2019Hormuz tant que les frappes se poursuivraient, tandis que le Qatar a rapport\u00e9 avoir intercept\u00e9 une attaque de missiles.<\/p>\n<p>L\u2019impasse a renforc\u00e9 l\u2019attention port\u00e9e aux points d\u2019\u00e9tranglement maritimes, l\u2019Iran mena\u00e7ant \u00e9galement de fermer la mer Rouge et l\u2019attention se tournant vers le d\u00e9troit de Bab el-Mandeb. L\u2019Agence internationale de l\u2019\u00e9nergie (AIE) a averti qu\u2019un arr\u00eat prolong\u00e9 des exp\u00e9ditions via Hormuz accro\u00eetrait les risques pour la s\u00e9curit\u00e9 \u00e9nerg\u00e9tique mondiale, tandis que Commerzbank a indiqu\u00e9 qu\u2019un blocus de l\u2019une ou l\u2019autre route pourrait faire monter davantage les prix et a soulign\u00e9 le potentiel d\u2019une hausse des importations chinoises de brut \u00e0 mesure que des cargaisons pr\u00e9c\u00e9demment en transit arrivent. Le WTI (West Texas Intermediate) est un brut l\u00e9ger et doux de r\u00e9f\u00e9rence, d\u2019origine am\u00e9ricaine, distribu\u00e9 via le hub de Cushing; son prix est d\u00e9termin\u00e9 par l\u2019offre et la demande, les perturbations g\u00e9opolitiques, les d\u00e9cisions de l\u2019OPEP et le dollar am\u00e9ricain, les donn\u00e9es d\u2019inventaires \u00e9tant suivies via les rapports hebdomadaires de l\u2019API et de l\u2019EIA, qui se situent \u00e0 moins de 1 % l\u2019un de l\u2019autre 75 % du temps.<\/p>\n<h3>Volatilit\u00e9 du march\u00e9 des d\u00e9riv\u00e9s et positionnement de n\u00e9gociation<\/h3>\n<p>Avec le WTI qui a bondi au-del\u00e0 de 81 $ apr\u00e8s un gain hebdomadaire massif de 13 %, nous devons nous pr\u00e9parer \u00e0 une volatilit\u00e9 extr\u00eame sur le march\u00e9 des d\u00e9riv\u00e9s au cours des prochaines semaines. La menace d\u2019un blocus total du d\u00e9troit d\u2019Hormuz, qui transporte environ 20 millions de barils par jour, soit pr\u00e8s de 20 % de la consommation mondiale de liquides p\u00e9troliers, fait en sorte que les mod\u00e8les d\u2019offre standards deviennent temporairement obsol\u00e8tes. Nous recommandons aux investisseurs de basculer vers des strat\u00e9gies qui tirent parti de mouvements brusques \u00e0 la hausse des prix et d\u2019une volatilit\u00e9 implicite accrue.<\/p>\n<p>Pour g\u00e9rer ce risque, nous privil\u00e9gions l\u2019achat d\u2019options d\u2019achat (calls) hors du cours sur le WTI afin de capter un potentiel de hausse additionnel sans exposer un capital illimit\u00e9 sur des contrats \u00e0 terme volatils. Pour ceux qui cherchent \u00e0 exploiter les fluctuations massives, les straddles acheteurs (long straddles) sont tr\u00e8s pertinents alors que le march\u00e9 int\u00e8gre le risque d\u2019une fermeture du d\u00e9troit de Bab el-Mandeb, qui traite pr\u00e8s de 10 % du commerce mondial de p\u00e9trole transport\u00e9 par mer. Historiquement, lors de chocs d\u2019approvisionnement d\u2019origine g\u00e9opolitique comme les attaques de drones visant Saudi Aramco en 2019, la volatilit\u00e9 implicite du p\u00e9trole a grimp\u00e9 bien au-del\u00e0 de 40 %, un sch\u00e9ma que nous nous attendons \u00e0 voir se r\u00e9p\u00e9ter dans l\u2019environnement actuel.<\/p>\n<h3>Dynamique des stocks et gestion du risque de prix<\/h3>\n<p>Nous devons aussi surveiller de pr\u00e8s les rapports hebdomadaires de stocks de l\u2019EIA, d\u2019autant plus que les stocks commerciaux de brut aux \u00c9tats-Unis ont d\u00e9j\u00e0 affich\u00e9 des baisses saisonni\u00e8res sous leur moyenne sur cinq ans d\u2019environ 440 millions de barils. Si les stocks am\u00e9ricains continuent de diminuer en parall\u00e8le \u00e0 des arr\u00eats d\u2019exp\u00e9dition iraniens, le WTI pourrait facilement tester le seuil de 90 $ d\u2019ici la fin d\u2019ao\u00fbt. Nous conseillons de maintenir des stop-loss serr\u00e9s sur toute position vendeuse, car le risque d\u2019un squeeze soudain et explosif demeure exceptionnellement \u00e9lev\u00e9.<\/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>WTI \u00e0 81,10 $: choc g\u00e9opolitique en vue. Menaces iraniennes sur Hormuz, risques mer Rouge et Bab el-Mandeb dopent les prix (+13% semaine) et la volatilit\u00e9; options recommand\u00e9es, WTI pourrait viser 90 $ fin ao\u00fbt.<\/p>\n","protected":false},"author":87,"featured_media":49697,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[24],"tags":[],"class_list":["post-50960","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=\"WTI \u00e0 81,10 $: choc g\u00e9opolitique en vue. 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