{"id":68595,"date":"2026-09-18T13:21:13","date_gmt":"2026-09-18T13:21:13","guid":{"rendered":"https:\/\/www.vtmarkets.com\/fr-eu\/uncategorized\/la-hausse-des-taux-de-la-boj-ne-soutient-pas-le-yen-la-boe-suspend-ses-ventes-de-gilts-le-petrole-recule-et-les-paris-sur-la-tech-se-renforcent\/"},"modified":"2026-09-18T13:21:13","modified_gmt":"2026-09-18T13:21:13","slug":"la-hausse-des-taux-de-la-boj-ne-soutient-pas-le-yen-la-boe-suspend-ses-ventes-de-gilts-le-petrole-recule-et-les-paris-sur-la-tech-se-renforcent","status":"publish","type":"post","link":"https:\/\/www.vtmarkets.com\/fr-eu\/live-updates\/la-hausse-des-taux-de-la-boj-ne-soutient-pas-le-yen-la-boe-suspend-ses-ventes-de-gilts-le-petrole-recule-et-les-paris-sur-la-tech-se-renforcent\/","title":{"rendered":"La hausse des taux de la BoJ ne soutient pas le yen, la BoE suspend ses ventes de gilts, le p\u00e9trole recule et les paris sur la tech se renforcent"},"content":{"rendered":"<p>La Banque du Japon a relev\u00e9 son taux directeur de 25 pdb \u00e0 1,25 % (vote 7\u20132), alors m\u00eame que l\u2019IPC d\u2019ao\u00fbt a d\u00e9\u00e7u les attentes \u00e0 1,9 % en glissement annuel, avec une inflation \u00ab core \u00bb \u00e0 1,7 % et \u00ab core-core \u00bb \u00e0 1,9 %. Les march\u00e9s ont pourtant pouss\u00e9 l\u2019USD\/JPY en baisse d\u2019environ 1 % vers 157,50, tandis que les rendements japonais \u00e0 2 ans ont recul\u00e9 d\u2019environ 4 pdb et que le Nikkei a gagn\u00e9 pr\u00e8s de 2 %. Au Royaume-Uni, la Banque d\u2019Angleterre a maintenu le Bank Rate \u00e0 3,75 % (6\u20133), a suspendu pendant six mois les ventes actives de gilts et a mis fin aux ventes sur les maturit\u00e9s longues, entra\u00eenant une baisse d\u2019environ 12 pdb du 30 ans, \u00e0 5,74 % ; les volumes de ventes au d\u00e9tail d\u2019ao\u00fbt ont ensuite progress\u00e9 de 0,5 % m\/m contre -0,2 % attendu, et hors auto\/carburant ont augment\u00e9 de 0,6 % m\/m, avec des ventes en hausse de 2,4 % et 2,7 % a\/a respectivement.<\/p>\n<p>Le p\u00e9trole a recul\u00e9 pour une troisi\u00e8me s\u00e9ance malgr\u00e9 un incident impliquant un p\u00e9trolier \u00e0 Ormuz, le Brent c\u00e9dant encore 2 % vers 102,5 $ et le WTI repassant sous 100 $, tandis que le 10 ans am\u00e9ricain s\u2019est d\u00e9tendu vers 4,95 % apr\u00e8s avoir franchi 5 % plus t\u00f4t dans la semaine. Les actions europ\u00e9ennes ont ouvert en baisse\u2014FTSE -0,72 %, DAX -0,68 % et CAC -0,70 %\u2014alors que l\u2019IPP allemand d\u2019ao\u00fbt a progress\u00e9 de 1,1 % m\/m et de 4,6 % a\/a. Ailleurs, la France a \u00e9voqu\u00e9 54 Md\u20ac d\u2019\u00e9conomies en 2027 avec des objectifs de d\u00e9ficit de 5 % du PIB en 2027 et sous 5,5 % en 2026 ; les anticipations d\u2019inflation \u00e0 un an en zone euro ressortaient \u00e0 3,0 % et \u00e0 trois ans \u00e0 2,9 %, tandis que la balance courante affichait 27,6 Md\u20ac. C\u00f4t\u00e9 tech, Huawei a indiqu\u00e9 qu\u2019un SuperPoD peut s\u2019\u00e9tendre \u00e0 4 096 NPU Ascend pour 8 EFLOPS en FP8 et jusqu\u2019\u00e0 1 Po de HBM, en utilisant 5 500 moteurs optiques \u00e0 la place d\u2019environ 48 000 modules 800G afin de r\u00e9duire la consommation de plus de 550 kW, tandis que Figure a fait \u00e9tat d\u2019un taux de r\u00e9ussite des t\u00e2ches de 56 % sur 30 maisons, contre 9 %, avec Index ing\u00e9rant environ 35 minutes par seconde\u2014soit pr\u00e8s de 50 400 heures par jour\u2014et 3,5 Md$ de calcul engag\u00e9s.<\/p>\n<h3>Volatilit\u00e9 du yen et risques d\u2019intervention sur le change<\/h3>\n<p>Nous sugg\u00e9rons aux traders sur d\u00e9riv\u00e9s de se pr\u00e9parer \u00e0 une volatilit\u00e9 accrue du yen en utilisant des straddles USD\/JPY ou des options d\u2019achat hors de la monnaie. M\u00eame si la Banque du Japon a relev\u00e9 son taux \u00e0 1,25 %, le repli imm\u00e9diat du yen vers 157,50 montre qu\u2019une communication prudente de la banque centrale maintient largement ouvert l\u2019\u00e9cart de taux entre les \u00c9tats-Unis et le Japon. Cette r\u00e9action rappelle des sch\u00e9mas observ\u00e9s en 2024, lorsque le yen s\u2019\u00e9tait affaibli de plus de 5 % juste apr\u00e8s les premiers ajustements de politique mon\u00e9taire, sous l\u2019effet de diff\u00e9rentiels de taux persistants.<\/p>\n<p>Alors que des responsables japonais avertissent qu\u2019ils n\u2019h\u00e9siteront pas \u00e0 mener des interventions de change coordonn\u00e9es, le risque d\u2019un rebond soudain du yen est extr\u00eamement \u00e9lev\u00e9. Les traders peuvent tirer parti de cette asym\u00e9trie en achetant des options de vente USD\/JPY \u00e0 faible prime pour se prot\u00e9ger contre une action r\u00e9glementaire brusque. Historiquement, les interventions directes du minist\u00e8re des Finances, comme le d\u00e9ploiement embl\u00e9matique de 9 800 Mds\u00a5 au printemps 2024, ont d\u00e9clench\u00e9 des replis rapides de plusieurs centaines de pips en quelques heures.<\/p>\n<h3>Strat\u00e9gies macro : taux, \u00e9nergie et tech<\/h3>\n<p>Sur le segment obligataire, nous recommandons d\u2019acheter des options de vente sur les gilts britanniques ou de shorter des contrats futures de taux \u00e0 court terme avant la r\u00e9union de politique mon\u00e9taire de novembre. Si la Banque d\u2019Angleterre a maintenu son taux \u00e0 3,75 %, la hausse inattendue de 0,5 % des ventes au d\u00e9tail en ao\u00fbt indique que la demande des m\u00e9nages reste tr\u00e8s r\u00e9siliente. Comme la banque centrale a cess\u00e9 de d\u00e9verser de la duration longue sur le march\u00e9, les rendements devraient r\u00e9agir plus violemment \u00e0 toute surprise haussi\u00e8re sur l\u2019inflation.<\/p>\n<p>Pour les march\u00e9s de l\u2019\u00e9nergie, nous estimons que la baisse actuelle du Brent vers 102,50 $ offre un point d\u2019entr\u00e9e peu co\u00fbteux pour acheter des options d\u2019achat de protection. M\u00eame si le p\u00e9trole a ignor\u00e9 le r\u00e9cent incident de p\u00e9trolier dans le d\u00e9troit d\u2019Ormuz gr\u00e2ce \u00e0 des routes alternatives via Oman, la prime de risque g\u00e9opolitique reste dangereusement sous-\u00e9valu\u00e9e. Si ces itin\u00e9raires d\u2019appoint subissent la moindre perturbation, le march\u00e9 pourrait rapidement retester les sommets de 113 $ observ\u00e9s plus t\u00f4t cette semaine.<\/p>\n<p>Enfin, nous conseillons de privil\u00e9gier des strat\u00e9gies options haussi\u00e8res sur les fabricants d\u2019\u00e9quipements pour semi-conducteurs et les fournisseurs de m\u00e9moire \u00e0 large bande passante (HBM). Des experts du secteur anticipent que les p\u00e9nuries mondiales de HBM persisteront jusqu\u2019en 2027, ce qui maintient le pouvoir de fixation des prix nettement du c\u00f4t\u00e9 des acteurs amont cl\u00e9s. Alors que les groupes technologiques chinois acc\u00e9l\u00e8rent les d\u00e9penses dans des solutions alternatives de packaging et d\u2019interconnexions optiques pour contourner les limites li\u00e9es \u00e0 la lithographie, les soci\u00e9t\u00e9s de la cha\u00eene d\u2019approvisionnement mat\u00e9rielle constituent une cible particuli\u00e8rement attractive pour des call spreads acheteurs.<\/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>Coup de th\u00e9\u00e2tre sur les march\u00e9s : la BoJ rel\u00e8ve \u00e0 1,25 % malgr\u00e9 une inflation molle, le yen chahut\u00e9 et risque d\u2019intervention. BoE prudente, p\u00e9trole en repli, tech propulse l\u2019IA.<\/p>\n","protected":false},"author":87,"featured_media":49752,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[24],"tags":[],"class_list":["post-68595","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=\"Coup de th\u00e9\u00e2tre sur les march\u00e9s : la BoJ rel\u00e8ve \u00e0 1,25 % malgr\u00e9 une inflation molle, le yen chahut\u00e9 et risque d\u2019intervention. 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