{"id":2027,"date":"2025-12-12T14:06:25","date_gmt":"2025-12-12T14:06:25","guid":{"rendered":"https:\/\/wizio.fr\/blog\/?p=2027"},"modified":"2025-12-12T14:06:42","modified_gmt":"2025-12-12T14:06:42","slug":"jeu-set-et-match","status":"publish","type":"post","link":"https:\/\/wizio.fr\/blog\/jeu-set-et-match\/","title":{"rendered":"Jeu, Set et Match !"},"content":{"rendered":"\r\n<p>Pour une fois, nous allons nous \u00e9loigner l\u00e9g\u00e8rement de l\u2019actualit\u00e9 financi\u00e8re imm\u00e9diate. Pas de statistiques macro\u00e9conomiques, pas de banques centrales, pas de r\u00e9sultats trimestriels et pas d\u2019IA.<\/p>\r\n\r\n\r\n\r\n<p>Nous allons parler d\u2019autre chose, ou plut\u00f4t, parler des march\u00e9s \u00e0 travers un d\u00e9tour, un angle inattendu, mais extraordinairement \u00e9clairant : une statistique sur Roger Federer qui a r\u00e9cemment fascin\u00e9 des millions de personnes sur les r\u00e9seaux. Elle est issue d\u2019un discours tenu par Roger Federer lors d&#8217;une remise de dipl\u00f4me \u00e0 l&#8217;Universit\u00e9 de Datmouth en juin 2024. Pas nouveau donc, mais il devient viral et reste si actuel&#8230;<\/p>\r\n\r\n\r\n\r\n<div class=\"wp-block-spacer\" style=\"height: 43px;\" aria-hidden=\"true\">\u00a0<\/div>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"749\" height=\"437\" class=\"wp-image-2037\" src=\"https:\/\/wizio.fr\/blog\/wp-content\/uploads\/2025\/12\/image-2.png\" alt=\"\" srcset=\"https:\/\/wizio.fr\/blog\/wp-content\/uploads\/2025\/12\/image-2.png 749w, https:\/\/wizio.fr\/blog\/wp-content\/uploads\/2025\/12\/image-2-300x175.png 300w\" sizes=\"(max-width: 749px) 100vw, 749px\" \/><\/figure>\r\n\r\n\r\n\r\n<div class=\"wp-block-spacer\" style=\"height: 43px;\" aria-hidden=\"true\">\u00a0<\/div>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\"><strong>80% \/ 54%&#8230;<\/strong><\/h2>\r\n\r\n\r\n\r\n<p>Federer a disput\u00e9 1 526 matchs en simple, gagn\u00e9 pr\u00e8s de 80% d\u2019entre eux, rafl\u00e9 20 Grands Chelems et 103 titres. Une l\u00e9gende vivante. Mais voici le chiffre qui d\u00e9route tout le monde : sur toute sa carri\u00e8re, Federer n\u2019a gagn\u00e9 que 54% des points qu\u2019il a jou\u00e9s. Oui : le plus \u00e9l\u00e9gant joueur de l\u2019histoire a perdu presque un point sur deux. Et pourtant, il a domin\u00e9 deux d\u00e9cennies de tennis mondial. Quand on lui demande comment c\u2019est possible, il r\u00e9pond simplement : <em>\u00ab Le point perdu n\u2019a aucune importance. Le seul point qui compte, c\u2019est le suivant. La perfection est impossible. \u00bb <\/em>Et c\u2019est l\u00e0 que le parall\u00e8le avec la gestion d\u2019actifs devient, pour nous, une \u00e9vidence.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\"><strong>Le \u00ab\u00a0hit-ratio\u00a0\u00bb de Federer : une le\u00e7on de performance asym\u00e9trique<\/strong><\/h2>\r\n\r\n\r\n\r\n<p>L\u2019intuition spontan\u00e9e voudrait qu\u2019un champion qui gagne 80% de ses matchs domine aussi la quasi-totalit\u00e9 des points. Ce serait logique. Ce serait rassurant. Mais ce n\u2019est pas ainsi que fonctionne le sport de haut niveau.<\/p>\r\n\r\n\r\n\r\n<p>De la m\u00eame mani\u00e8re, l\u2019intuition voudrait qu\u2019un g\u00e9rant qui surperforme durablement son indice ait 70%, 80% ou 90% de positions gagnantes. L\u00e0 encore, ce n\u2019est pas ainsi que fonctionne la finance.<\/p>\r\n\r\n\r\n\r\n<p>Les grandes \u00e9tudes acad\u00e9miques convergent :<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><em>Cremers &amp; Petajisto (Yale, 2009) :<\/em> les g\u00e9rants qui battent leur indice ont un hit-ratio entre 52% et 55%\u00a0(par hit-ratio, l\u2019on entend le pourcentage de titre en portefeuille qui surperforme l\u2019indice de r\u00e9f\u00e9rence) ;<\/li>\r\n\r\n\r\n\r\n<li><em>Micheal Mauboussin (Morgan Stanley IM) <\/em>: la surperformance vient d\u2019un l\u00e9ger avantage statistique, amplifi\u00e9 par la discipline\u00a0;<\/li>\r\n\r\n\r\n\r\n<li><em>AQR Capital Management \/ Buffet\u2019s Alpha :<\/em> Buffett lui-m\u00eame a un hit-ratio de 53% \u00e0 57% selon les p\u00e9riodes\u00a0;<\/li>\r\n\r\n\r\n\r\n<li><em>Hendrik Bessembinder (Arizona State University, 2017) :<\/em> 4% des actions expliquent 100% de la cr\u00e9ation de richesse boursi\u00e8re depuis 1926. La performance est une affaire de dispersion, pas de perfection.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p><strong>Autrement dit, le succ\u00e8s ne d\u00e9pend pas de gagner la majorit\u00e9 \u00e9crasante des d\u00e9cisions, mais de gagner les bonnes, e<\/strong>xactement comme Federer qui perd souvent des points, mais gagne quand cela compte.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\"><strong>Les g\u00e9rants qui surperforment ne sont pas ceux qui ne se trompent jamais<\/strong><\/h2>\r\n\r\n\r\n\r\n<p>Ce sont ceux qui :<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>Coupent rapidement les erreurs\u00a0;<\/li>\r\n\r\n\r\n\r\n<li>\u00ab\u00a0Laissent courir\u00a0\u00bb les gagnants\u00a0;<\/li>\r\n\r\n\r\n\r\n<li>G\u00e8rent leurs \u00e9motions\u00a0;<\/li>\r\n\r\n\r\n\r\n<li>Restent coh\u00e9rents dans leur process lorsque les march\u00e9s testent leurs convictions\u00a0;<\/li>\r\n\r\n\r\n\r\n<li>Et maintiennent une pr\u00e9sence disciplin\u00e9e pour capter les rares tendances explosives qui fa\u00e7onnent la performance long terme.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>Roger Federer dit\u00a0: <em>\u00ab Negative energy is wasted energy. <\/em><em>Move on. Be relentless. \u00bb <\/em>(L&#8217;\u00e9nergie n\u00e9gative est de l&#8217;\u00e9nergie gaspill\u00e9e. Allez de l&#8217;avant. Soyez implacable). Pour ce grand champion, perdre un point n\u2019a pas d\u2019importance. Perdre son calme, oui.<\/p>\r\n\r\n\r\n\r\n<p>En investissements, il est infiniment moins grave d\u2019avoir une mauvaise id\u00e9e que de mal r\u00e9agir \u00e0 une mauvaise id\u00e9e.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\"><strong>Une m\u00e9taphore essentielle pour l\u2019investisseur moderne<\/strong><\/h2>\r\n\r\n\r\n\r\n<p>Nous traversons un cycle marqu\u00e9 par :<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>Une dispersion extr\u00eame des performances\u00a0;<\/li>\r\n\r\n\r\n\r\n<li>des rotations sectorielles rapides\u00a0;<\/li>\r\n\r\n\r\n\r\n<li>Des th\u00e9matiques structurantes comme l\u2019IA\u00a0;<\/li>\r\n\r\n\r\n\r\n<li>Des corrections ponctuelles mais violentes.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>Dans un tel environnement, la tentation est forte de rechercher la perfection, de battre le march\u00e9 sur chaque point. Mais la r\u00e9alit\u00e9, et la science des march\u00e9s, nous rappellent qu\u2019il suffit d\u2019un hit-rate l\u00e9g\u00e8rement sup\u00e9rieur \u00e0 50%, de quelques grandes convictions bien ex\u00e9cut\u00e9es, et d\u2019une gestion \u00e9motionnelle solide.<\/p>\r\n\r\n\r\n\r\n<p>La diff\u00e9rence entre un g\u00e9rant moyen et un g\u00e9rant performant n\u2019est pas le taux de r\u00e9ussite :\u00a0 c\u2019est la stabilit\u00e9 mentale entre deux erreurs, et la capacit\u00e9 \u00e0 rester sur le court pr\u00eat \u00e0 jouer le point suivant.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\"><strong>Conclusion<\/strong><\/h2>\r\n\r\n\r\n\r\n<p>Federer a construit une carri\u00e8re l\u00e9gendaire en gagnant seulement 54% des points, mais 80% des matchs, parce qu\u2019il gagnait les points d\u00e9cisifs.<\/p>\r\n\r\n\r\n\r\n<p>Les g\u00e9rants qui battent le march\u00e9 ne gagnent pas \u00ab\u00a0tout le temps\u00a0\u00bb. Ils gagnent un peu plus souvent que les autres, et surtout mieux que les autres. L\u2019objectif, en investissement comme au tennis, n\u2019est pas d\u2019\u00eatre parfait. L\u2019objectif est de rester dans le match, point apr\u00e8s point, cycle apr\u00e8s cycle.<\/p>\r\n\r\n\r\n\r\n<div class=\"wp-block-spacer\" style=\"height: 100px;\" aria-hidden=\"true\">\u00a0<\/div>\r\n\r\n\r\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\r\n\r\n\r\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-ad2f72ca wp-block-group-is-layout-flex\">\r\n<figure class=\"wp-block-image size-large is-resized\"><img decoding=\"async\" width=\"1024\" height=\"658\" class=\"wp-image-1834\" style=\"width: 190px; height: auto;\" src=\"https:\/\/wizio.fr\/blog\/wp-content\/uploads\/2025\/10\/nouveau_logo_fundesys-1024x658.jpg\" alt=\"\" srcset=\"https:\/\/wizio.fr\/blog\/wp-content\/uploads\/2025\/10\/nouveau_logo_fundesys-1024x658.jpg 1024w, https:\/\/wizio.fr\/blog\/wp-content\/uploads\/2025\/10\/nouveau_logo_fundesys-300x193.jpg 300w, https:\/\/wizio.fr\/blog\/wp-content\/uploads\/2025\/10\/nouveau_logo_fundesys-768x493.jpg 768w, https:\/\/wizio.fr\/blog\/wp-content\/uploads\/2025\/10\/nouveau_logo_fundesys.jpg 1126w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\r\n\r\n\r\n\r\n<p>Leader ind\u00e9pendant de l\u2019analyse et la s\u00e9lection de fonds, <a href=\"https:\/\/www.fundesys.com\/\"><em><strong><mark class=\"has-inline-color has-vivid-cyan-blue-color\" style=\"background-color: rgba(0, 0, 0, 0);\">FUNDESYS<\/mark> <\/strong><\/em><\/a>est une plateforme ind\u00e9pendante en recherche, due diligences, conseil en s\u00e9lection de fonds, allocation d\u2019actifs, construction et suivi de portefeuilles.<\/p>\r\n<\/div>\r\n\r\n\r\n\r\n<p>Dirig\u00e9e par Ludovic Fechner (fondateur en 2007) et G\u00e9rald Grant qui ont chacun plus de 25 ans d\u2019exp\u00e9rience en multigestion, FUNDESYS conseille aujourd\u2019hui 2 milliards d\u2019euros d\u2019actifs pour le compte de plus de 100 professionnels de l\u2019investissement dans des Cabinets de Gestion de Patrimoine et des Soci\u00e9t\u00e9s de Gestion, aussi bien des boutiques que de tr\u00e8s grandes.<\/p>\r\n\r\n\r\n\r\n<p>Soci\u00e9t\u00e9 \u00e0 taille humaine, choisir aujourd\u2019hui FUNDESYS, c\u2019est avoir l\u2019acc\u00e8s \u00e0 une large palette d\u2019outils \u00e0 forte valeur ajout\u00e9e qui permet de :<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>S\u00e9lectionner les fonds offrant les couples rendement\/risques pr\u00e9visionnels les plus pertinents dont environ 240 qui sont not\u00e9s et revus au moins trimestriellement\u00a0;<\/li>\r\n\r\n\r\n\r\n<li>Recevoir r\u00e9guli\u00e8rement de nouvelles analyses et id\u00e9es d\u2019investissement\u00a0: Lettre Hebdomadaire, Lettre Mensuelle, Flash d\u2019informations, News hebdo\u2026<\/li>\r\n\r\n\r\n\r\n<li>Faire un assemblage rationnel de fonds compl\u00e9mentaires et justement pond\u00e9r\u00e9s dans une allocation de portefeuille gr\u00e2ce aux portefeuille mod\u00e8le, \u00e0 la gestion pilot\u00e9e ou \u00e0 l\u2019accompagnement pour des fonds d\u00e9di\u00e9s\u00a0;<\/li>\r\n\r\n\r\n\r\n<li>Plus g\u00e9n\u00e9ralement, vous accompagner dans vos choix de s\u00e9lection et d\u2019allocation pour vous faire gagner du temps et faire face \u00e0 vos exigences r\u00e9glementaires.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>Consultez notre exemple de <a href=\"https:\/\/wizio.fr\/blog\/wp-content\/uploads\/2025\/12\/Fundesys-Hebdo-2025-11-21.pdf\"><strong><em><mark class=\"has-inline-color has-vivid-cyan-blue-color\" style=\"background-color: rgba(0, 0, 0, 0);\">Lettre Hebdomadaire<\/mark><\/em><\/strong>,<\/a> l\u2019outil indispensable pour vous qui vous permet de comprendre le contexte de march\u00e9 et les choix des fonds, et notre <a href=\"https:\/\/wizio.fr\/blog\/wp-content\/uploads\/2025\/12\/Lettre-mensuelle-2025-10.pdf\"><strong><em><mark class=\"has-inline-color has-vivid-cyan-blue-color\" style=\"background-color: rgba(0, 0, 0, 0);\">Lettre Mensuelle<\/mark><\/em><\/strong>,<\/a> outil de communication sur les march\u00e9s \u00e0 destination de vos clients qui peut \u00eatre utilis\u00e9 en marque blanche avec le logo de votre cabinet.<\/p>\r\n\r\n\r\n\r\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-ad2f72ca wp-block-group-is-layout-flex\">\r\n<figure class=\"wp-block-image size-large is-resized\"><img decoding=\"async\" width=\"888\" height=\"1024\" class=\"wp-image-1669\" style=\"width: 127px; height: auto;\" src=\"https:\/\/wizio.fr\/blog\/wp-content\/uploads\/2025\/05\/Photo-Gerald-Grant-et-Ludovic-Fechner-fd-gris-888x1024.jpg\" alt=\"\" srcset=\"https:\/\/wizio.fr\/blog\/wp-content\/uploads\/2025\/05\/Photo-Gerald-Grant-et-Ludovic-Fechner-fd-gris-888x1024.jpg 888w, https:\/\/wizio.fr\/blog\/wp-content\/uploads\/2025\/05\/Photo-Gerald-Grant-et-Ludovic-Fechner-fd-gris-260x300.jpg 260w, https:\/\/wizio.fr\/blog\/wp-content\/uploads\/2025\/05\/Photo-Gerald-Grant-et-Ludovic-Fechner-fd-gris-768x886.jpg 768w, https:\/\/wizio.fr\/blog\/wp-content\/uploads\/2025\/05\/Photo-Gerald-Grant-et-Ludovic-Fechner-fd-gris.jpg 1080w\" sizes=\"(max-width: 888px) 100vw, 888px\" \/><\/figure>\r\n\r\n\r\n\r\n<p><br \/><br \/><br \/><br \/><br \/><br \/>+33 (7) 60 40 14 78<br \/><a href=\"https:\/\/www.fundesys.com\/\"><\/a><strong><strong><em><a href=\"https:\/\/www.fundesys.com\/\"><\/a><em><a href=\"http:\/\/www.fundesys.com\/contact.aspx\">www.fundesys.com\/contact.aspx<\/a><\/em><\/em><\/strong><\/strong><br \/><br \/><br \/><\/p>\r\n<\/div>\r\n\r\n\r\n\r\n<p>&nbsp;<\/p>\r\n","protected":false},"excerpt":{"rendered":"<p>Pour une fois, nous allons nous \u00e9loigner l\u00e9g\u00e8rement de l\u2019actualit\u00e9 financi\u00e8re imm\u00e9diate. Pas de statistiques macro\u00e9conomiques, pas de banques centrales, pas de r\u00e9sultats trimestriels et pas d\u2019IA. Nous allons parler d\u2019autre chose, ou plut\u00f4t, parler des march\u00e9s \u00e0 travers un d\u00e9tour, un angle inattendu, mais extraordinairement \u00e9clairant : une statistique sur Roger Federer qui a [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":2047,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[78],"tags":[],"class_list":["post-2027","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-fundesys-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Jeu, Set et Match ! - Wizio<\/title>\n<meta name=\"description\" content=\"Roger Federer gagne 54% des points mais 80% des matchs. 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