{"id":52343,"date":"2026-08-19T12:01:00","date_gmt":"2026-08-19T12:01:00","guid":{"rendered":"https:\/\/www.vtmarkets.com\/fr-latam\/uncategorized\/growing-pressure-across-semiconductor-stocks\/"},"modified":"2026-08-19T12:01:00","modified_gmt":"2026-08-19T12:01:00","slug":"growing-pressure-across-semiconductor-stocks","status":"publish","type":"post","link":"https:\/\/www.vtmarkets.com\/fr-latam\/analysis\/growing-pressure-across-semiconductor-stocks\/","title":{"rendered":"Pression croissante sur les valeurs des semi-conducteurs"},"content":{"rendered":"<figure class=\"wp-block-post-featured-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1250\" height=\"700\" src=\"https:\/\/www.vtmarkets.com\/fr-latam\/wp-content\/uploads\/sites\/26\/2026\/08\/SMHandSemiC.webp\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"AI processor on a neon-lit circuit board with a glowing global globe and data graphs in the background.\" style=\"object-fit:cover;\" srcset=\"https:\/\/www.vtmarkets.com\/fr-latam\/wp-content\/uploads\/sites\/26\/2026\/08\/SMHandSemiC.webp 1250w, https:\/\/www.vtmarkets.com\/fr-latam\/wp-content\/uploads\/sites\/26\/2026\/08\/SMHandSemiC-300x168.webp 300w, https:\/\/www.vtmarkets.com\/fr-latam\/wp-content\/uploads\/sites\/26\/2026\/08\/SMHandSemiC-1024x573.webp 1024w, https:\/\/www.vtmarkets.com\/fr-latam\/wp-content\/uploads\/sites\/26\/2026\/08\/SMHandSemiC-768x430.webp 768w, https:\/\/www.vtmarkets.com\/fr-latam\/wp-content\/uploads\/sites\/26\/2026\/08\/SMHandSemiC-500x280.webp 500w, https:\/\/www.vtmarkets.com\/fr-latam\/wp-content\/uploads\/sites\/26\/2026\/08\/SMHandSemiC-400x224.webp 400w, https:\/\/www.vtmarkets.com\/fr-latam\/wp-content\/uploads\/sites\/26\/2026\/08\/SMHandSemiC-350x196.webp 350w, https:\/\/www.vtmarkets.com\/fr-latam\/wp-content\/uploads\/sites\/26\/2026\/08\/SMHandSemiC-200x112.webp 200w\" sizes=\"auto, (max-width: 1250px) 100vw, 1250px\" \/><\/figure>\n\n\n<p class=\"wp-block-paragraph\">Les actions de semi-conducteurs subissent une nouvelle pression : les investisseurs r\u00e9\u00e9valuent la solidit\u00e9 de la hausse li\u00e9e \u00e0 l\u2019IA et les gains r\u00e9cents des fabricants de puces. Le <strong>VanEck Semiconductor ETF (SMH)<\/strong> suit un panier diversifi\u00e9 d\u2019entreprises du secteur. Il sert d\u2019indicateur pour savoir si le repli actuel correspond \u00e0 une <strong>consolidation<\/strong> (pause apr\u00e8s une hausse) ou \u00e0 un changement plus profond du sentiment sur le secteur.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Points cl\u00e9s<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Le SMH \u00e9voluait autour de <strong>569,77<\/strong> : les valeurs de semi-conducteurs restent sous pression, alors que les investisseurs r\u00e9\u00e9valuent les <strong>valorisations<\/strong> (prix des actions par rapport aux b\u00e9n\u00e9fices attendus) li\u00e9es \u00e0 l\u2019IA et la dynamique du secteur.<br><\/li>\n\n\n\n<li>De nouvelles ventes touchent plusieurs titres du secteur, ce qui recentre l\u2019attention sur la capacit\u00e9 de la demande d\u2019<strong>infrastructures IA<\/strong> (centres de donn\u00e9es, serveurs, r\u00e9seaux) \u00e0 continuer de soutenir les attentes de b\u00e9n\u00e9fices.<br><\/li>\n\n\n\n<li>Les traders surveillent une <strong>r\u00e9sistance \u00e0 590<\/strong> (zone o\u00f9 le cours bloque souvent) et un <strong>support \u00e0 565<\/strong> (zone o\u00f9 le cours trouve souvent un plancher). L\u2019ETF se situe entre sa <strong>moyenne mobile \u00e0 50 jours<\/strong> (moyenne des cours sur 50 s\u00e9ances, utilis\u00e9e pour lire la tendance) et le <strong>milieu des bandes de Bollinger<\/strong> (rep\u00e8re de volatilit\u00e9 bas\u00e9 sur une moyenne et des \u00e9carts autour de celle-ci).<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Pourquoi c\u2019est \u00e0 surveiller<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Le SMH est suivi comme barom\u00e8tre du secteur, car il donne acc\u00e8s aux grands acteurs des semi-conducteurs : <strong>infrastructures IA<\/strong>, <strong>m\u00e9moire<\/strong> (puces de stockage et de m\u00e9moire vive), <strong>fonderies<\/strong> (usines qui fabriquent des puces pour le compte de tiers) et <strong>\u00e9quipements<\/strong> (machines utilis\u00e9es pour produire les puces). Sa performance refl\u00e8te souvent la confiance dans le cycle d\u2019investissement IA de long terme.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cette faiblesse r\u00e9cente intervient <a href=\"https:\/\/www.tradingview.com\/news\/te_news:576226:0-us-stocks-slide-on-chipmaker-selloff\/\" target=\"_blank\" rel=\"noopener nofollow\" title=\"\">alors que plusieurs valeurs du secteur ont recul\u00e9, poussant les investisseurs \u00e0 r\u00e9examiner les valorisations<\/a> apr\u00e8s une forte hausse port\u00e9e par l\u2019IA. La demande d\u2019infrastructures IA reste un th\u00e8me de fond, mais le march\u00e9 devient plus s\u00e9lectif : la question est de savoir si les investissements massifs dans les puces, les <strong>data centers<\/strong> (centres de donn\u00e9es) et les infrastructures associ\u00e9es se traduiront encore par une hausse des b\u00e9n\u00e9fices.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le secteur des semi-conducteurs reste aussi tr\u00e8s li\u00e9 au <a href=\"https:\/\/www.vtmarkets.com\/opinion\/the-ai-trade-is-entering-its-proof-phase\/\" target=\"_blank\" rel=\"noopener\" title=\"\">sentiment global sur la tech<\/a>. Les attentes de demande de puces, les plans de d\u00e9penses IA des grandes entreprises technologiques, les tendances d\u2019offre (capacit\u00e9 de production) et les perspectives de r\u00e9sultats restent d\u00e9terminants pour le positionnement des investisseurs.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Niveau de march\u00e9 cl\u00e9<\/h2>\n\n\n\n<!-- TradingView Widget BEGIN -->\n<div class=\"tradingview-widget-container\">\n  <div class=\"tradingview-widget-container__widget\"><\/div>\n  <div class=\"tradingview-widget-copyright\"><a href=\"https:\/\/www.vtmarkets.com\/vt-markets-app\/?utm_source=&amp;utm_content=DMA\" rel=\"noopener nofollow\" target=\"_blank\"><span class=\"blue-text\">SOXX price accessible on VT Markets APP, <\/span><\/a><span class=\"trademark\">monitor support, resistance and momentum as the next SMH setup develops.<\/span><\/div>\n  <script type=\"text\/javascript\" src=\"https:\/\/s3.tradingview.com\/external-embedding\/embed-widget-symbol-overview.js\" async=\"\">\n  {\n  \"lineWidth\": 2,\n  \"lineType\": 1,\n  \"chartType\": \"area\",\n  \"showVolume\": false,\n  \"fontColor\": \"rgb(106, 109, 120)\",\n  \"gridLineColor\": \"rgba(242, 242, 242, 0.06)\",\n  \"volumeUpColor\": \"rgba(34, 171, 148, 0.5)\",\n  \"volumeDownColor\": \"rgba(247, 82, 95, 0.5)\",\n  \"backgroundColor\": \"#0F0F0F\",\n  \"widgetFontColor\": \"#DBDBDB\",\n  \"upColor\": \"#22ab94\",\n  \"downColor\": \"#f7525f\",\n  \"borderUpColor\": \"#22ab94\",\n  \"borderDownColor\": \"#f7525f\",\n  \"wickUpColor\": \"#22ab94\",\n  \"wickDownColor\": \"#f7525f\",\n  \"colorTheme\": \"dark\",\n  \"isTransparent\": false,\n  \"locale\": \"en\",\n  \"chartOnly\": false,\n  \"scalePosition\": \"right\",\n  \"scaleMode\": \"Normal\",\n  \"fontFamily\": \"-apple-system, BlinkMacSystemFont, Trebuchet MS, Roboto, Ubuntu, sans-serif\",\n  \"valuesTracking\": \"3\",\n  \"changeMode\": \"price-and-percent\",\n  \"symbols\": [\n    [\n      \"NASDAQ:SMH|1D\"\n    ]\n  ],\n  \"dateRanges\": [\n    \"1d|1\",\n    \"1m|30\",\n    \"3m|60\",\n    \"12m|1D\",\n    \"60m|1W\",\n    \"all|1M\"\n  ],\n  \"fontSize\": \"10\",\n  \"headerFontSize\": \"medium\",\n  \"autosize\": true,\n  \"dateFormat\": \"MMM dd, yyyy\",\n  \"width\": \"100%\",\n  \"height\": \"100%\",\n  \"noTimeScale\": false,\n  \"hideDateRanges\": true,\n  \"showMA\": true,\n  \"maLength\": \"9\",\n  \"maLineColor\": \"#2962FF\",\n  \"maLineWidth\": 1,\n  \"hideMarketStatus\": false,\n  \"hideSymbolLogo\": false\n}\n  <\/script>\n<\/div>\n<!-- TradingView Widget END --><br>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u00c0 611 :<\/strong> borne haute des <strong>bandes de Bollinger<\/strong> (canal de volatilit\u00e9) et r\u00e9sistance de court terme en cas de franchissement<\/li>\n\n\n\n<li><strong>\u00c0 590 :<\/strong> <strong>moyenne mobile 50 jours<\/strong> et niveau de reprise de tendance \u00e0 horizon interm\u00e9diaire<\/li>\n\n\n\n<li><strong>\u00c0 565 :<\/strong> milieu des bandes de Bollinger et niveau pivot imm\u00e9diat<\/li>\n\n\n\n<li><strong>\u00c0 550 :<\/strong> support de consolidation r\u00e9cent<\/li>\n\n\n\n<li><strong>\u00c0 519 :<\/strong> borne basse des bandes de Bollinger, limite basse du canal de volatilit\u00e9<\/li>\n\n\n\n<li><strong>\u00c0 492 :<\/strong> r\u00e9cent <strong>plus bas de swing<\/strong> (point bas atteint lors d\u2019un mouvement de baisse) et rep\u00e8re majeur en cas de poursuite du repli<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c0 court terme, l\u2019enjeu est de voir si le SMH peut se stabiliser au-dessus du milieu des bandes de Bollinger et repasser au-dessus de la moyenne mobile 50 jours, ce qui indiquerait un repli contenu.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Analyse technique<\/h2>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.vtmarkets.com\/wp-content\/uploads\/2026\/08\/codeNTczYzM2MzE2ZjMwMmNiNDg1NzJiZmIzZjZlMTNkNGNfT1NQM2h1Y3FqM2pCVWk2VXkyNHZoSnVLZWR6RzF1YXBfVG9rZW46TGVlc2JqbFFGb3E2ekx4czBZS2xodWdCZ2xjXzE3ODcxMjYxNzI6MTc3MTI5NzcyX1Y0Aampadd_watermarktrueampscene_typeCCM.png\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Au 19 ao\u00fbt, le SMH s\u2019\u00e9changeait autour de <strong>569,77<\/strong>, apr\u00e8s un repli depuis les sommets de juillet : l\u2019ETF a eu du mal \u00e0 conserver sa dynamique pr\u00e8s de la borne haute de sa zone r\u00e9cente.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u2019ETF se situe entre deux rep\u00e8res techniques. La <strong>moyenne mobile 50 jours<\/strong> est \u00e0 <strong>590,82<\/strong>, tandis que le <strong>milieu des bandes de Bollinger<\/strong> est \u00e0 <strong>565,15<\/strong>. Le cours est donc au centre de la zone de volatilit\u00e9 r\u00e9cente, ce qui renvoie \u00e0 une phase d\u2019arbitrage plut\u00f4t qu\u2019\u00e0 un exc\u00e8s.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les bandes de Bollinger indiquent une borne haute proche de <strong>611,07<\/strong> et une borne basse proche de <strong>519,20<\/strong>. Le cours restant nettement au-dessus de la borne basse, le mouvement ressemble davantage \u00e0 un repli sectoriel qu\u2019\u00e0 une rupture baissi\u00e8re nette.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La zone technique imm\u00e9diate se situe entre le <strong>support 565<\/strong> et la <strong>r\u00e9sistance 590<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Un passage au-dessus de <strong>590<\/strong> sugg\u00e9rerait que les acheteurs reprennent la main \u00e0 horizon interm\u00e9diaire et pourrait remettre <strong>611<\/strong> au centre du jeu. Une cassure sous <strong>565<\/strong> fragiliserait la structure de court terme et exposerait la zone de support <strong>550<\/strong>, avec <strong>519<\/strong> comme rep\u00e8re plus large \u00e0 la baisse.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Sc\u00e9nario haussier<\/td><td>Sc\u00e9nario baissier<\/td><\/tr><tr><td>Le sc\u00e9nario haussier se renforce si le SMH repasse au-dessus de <strong>590<\/strong> et se maintient au-dessus de la moyenne mobile 50 jours. Une progression durable au-dessus de ce niveau indiquerait que les acheteurs absorbent les ventes r\u00e9centes et tentent de relancer la dynamique du secteur. Un franchissement de <strong>611<\/strong> apporterait une confirmation plus solide et remettrait en ligne de mire l\u2019ancienne zone de sommet vers <strong>672<\/strong>.<\/td><td>Le sc\u00e9nario baissier se met en place si le SMH passe sous <strong>565<\/strong> et perd le milieu des bandes de Bollinger. Cela signalerait que les vendeurs prennent le contr\u00f4le de la tendance de court terme. Une faiblesse suppl\u00e9mentaire sous <strong>550<\/strong> pourrait exposer la borne basse des bandes de Bollinger vers <strong>519<\/strong>, tandis qu\u2019une cassure sous <strong>492<\/strong> indiquerait une d\u00e9gradation plus marqu\u00e9e de la structure du secteur.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><em><strong>Avertissement<\/strong><\/em><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Moteurs de march\u00e9 \u00e0 surveiller ensuite<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Au-del\u00e0 du graphique, les traders surveillent les r\u00e9sultats du secteur, les tendances de d\u00e9penses en infrastructures IA, les anticipations de demande de puces et le sentiment sur la technologie. La prochaine direction du VanEck Semiconductor ETF (SMH) pourrait d\u00e9pendre de la perception du repli actuel : <strong>remise \u00e0 niveau des valorisations<\/strong> (ajustement des prix apr\u00e8s une hausse) au sein du cycle IA, ou r\u00e9vision plus large des attentes de croissance des semi-conducteurs.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Trader le SMH avec VT Markets<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Le <strong>CFD<\/strong> (contrat qui r\u00e9plique les variations de prix, sans d\u00e9tenir l\u2019actif) sur le VanEck Semiconductor ETF permet de s\u2019exposer aux mouvements du SMH sans acheter l\u2019ETF.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Comme le SMH suit un panier concentr\u00e9 d\u2019entreprises du secteur, il offre une lecture d\u2019ensemble du sentiment sur l\u2019IA, la fabrication de puces et les \u00e9quipements. Ses variations d\u00e9pendent notamment des tendances d\u2019investissement dans l\u2019IA, des attentes de demande, des r\u00e9sultats des entreprises technologiques et du contexte de march\u00e9.<\/p>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>TL;DR<\/summary>\n<p class=\"wp-block-paragraph\"><strong>Pourquoi le SMH est-il sous pression ?<\/strong><br>Le SMH recule car les valeurs de semi-conducteurs subissent de nouvelles ventes et les investisseurs r\u00e9\u00e9valuent les valorisations li\u00e9es \u00e0 l\u2019IA, les attentes de demande de puces et la dynamique du secteur.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Quel est le niveau cl\u00e9 \u00e0 surveiller sur le SMH ?<\/strong><br>Les niveaux cl\u00e9s sont la <strong>r\u00e9sistance 590<\/strong> et le <strong>support 565<\/strong>. Un passage au-dessus de 590 am\u00e9liorerait la lecture de court terme, tandis qu\u2019une cassure sous 565 pourrait accentuer la pression baissi\u00e8re.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Le SMH peut-il se reprendre ?<\/strong><br>Une reprise est possible si les acheteurs reprennent le contr\u00f4le au-dessus de la moyenne mobile 50 jours et poussent le cours vers la borne haute des bandes de Bollinger, proche de <strong>611<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Puis-je trader le SMH avec VT Markets ?<\/strong><br>Oui. VT Markets propose des SMH <strong>CFD<\/strong> (contrats qui r\u00e9pliquent les variations de prix), pour s\u2019exposer aux mouvements de l\u2019ETF sans le d\u00e9tenir.<\/p>\n<\/details>\n\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-latam\/trade-now\/\">ici<\/a> pour cr\u00e9er votre compte r\u00e9el VT Markets.<\/b>\n\n<\/p>","protected":false},"excerpt":{"rendered":"<p>Alerte sur les semi-conducteurs : le VanEck SMH glisse vers 569, les investisseurs revisitant les valorisations dop\u00e9es \u00e0 l\u2019IA. Zones cl\u00e9s : support 565, r\u00e9sistance 590 ; cassure orientera consolidation ou reflux plus profond.<\/p>\n","protected":false},"author":87,"featured_media":52342,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[14],"tags":[],"class_list":["post-52343","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-analysis"],"acf":{"acf_article_selection_author":null},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO Pro 5.0.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"Alerte sur les semi-conducteurs : le VanEck SMH glisse vers 569, les investisseurs revisitant les valorisations dop\u00e9es \u00e0 l\u2019IA. 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