{"id":30535,"date":"2023-12-07T09:22:50","date_gmt":"2023-12-07T09:22:50","guid":{"rendered":"https:\/\/masterskills.org\/blog\/qua-ban-oversold-la-gi-nhung-dac-diem-can-luu-y.html"},"modified":"2023-12-23T06:13:31","modified_gmt":"2023-12-22T23:13:31","slug":"qua-ban-oversold-la-gi-nhung-dac-diem-can-luu-y","status":"publish","type":"post","link":"https:\/\/masterskills.org\/blog\/qua-ban-oversold-la-gi-nhung-dac-diem-can-luu-y.html","title":{"rendered":"Qu\u00e1 b\u00e1n (Oversold) l\u00e0 g\u00ec? Nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m c\u1ea7n l\u01b0u \u00fd"},"content":{"rendered":"<div class=\"vnbcbc-body vceditor-content wi-active\" data-role=\"content\">\n<figure class=\"VCSortableInPreviewMode\" type=\"Photo\" style=\"\">\n<div><\/div><figcaption class=\"PhotoCMS_Caption\">\n<p data-placeholder=\"[Nh\u1eadp ch\u00fa th\u00edch \u1ea3nh]\" class=\"\">H\u00ecnh minh h\u1ecda. Ngu\u1ed3n: Investopedia<\/p>\n<\/figcaption><\/figure>\n<h2><font style=\"line-height: 22px; font-size: 22px;\" color=\"#3d85c6\">Qu\u00e1 b\u00e1n<\/font><\/h2>\n<p><b>Kh\u00e1i ni\u1ec7m<\/b><\/p>\n<p><b>Qu\u00e1 b\u00e1n<\/b>, ti\u1ebfng Anh g\u1ecdi l\u00e0 <b>oversold<\/b>.<\/p>\n<p><b>Qu\u00e1 b\u00e1n<\/b> l\u00e0 t\u00ecnh tr\u1ea1ng m\u1ed9t t\u00e0i s\u1ea3n \u0111ang giao d\u1ecbch t\u1ea1i m\u1ee9c gi\u00e1 th\u1ea5p v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng  gi\u00e1 s\u1ebd b\u1eadt l\u00ean l\u1ea1i. T\u00ecnh tr\u1ea1ng qu\u00e1 b\u00e1n c\u00f3 th\u1ec3 k\u00e9o d\u00e0i n\u00ean qu\u00e1 b\u00e1n kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 gi\u00e1 s\u1ebd s\u1edbm t\u0103ng l\u00ean, th\u1eadm ch\u00ed ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 kh\u00f4ng t\u0103ng l\u00ean.\u00a0<\/p>\n<p>C\u00f3 nhi\u1ec1u <i>ch\u1ec9 b\u00e1o k\u0129 thu\u1eadt<\/i>\u00a0gi\u00fap x\u00e1c \u0111\u1ecbnh m\u1ee9c <i>qu\u00e1 b\u00e1n<\/i> v\u00e0 <i>qu\u00e1 mua<\/i>. Nh\u1eefng ch\u1ec9 b\u00e1o n\u00e0y d\u1ef1a tr\u00ean t\u01b0\u01a1ng quan gi\u1eefa gi\u00e1 hi\u1ec7n t\u1ea1i \u0111ang giao d\u1ecbch v\u1edbi c\u00e1c m\u1ee9c gi\u00e1 tr\u01b0\u1edbc \u0111\u00f3. C\u00e1c ch\u1ec9 s\u1ed1 c\u01a1 b\u1ea3n c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh li\u1ec7u m\u1ed9t t\u00e0i s\u1ea3n c\u00f3 \u0111ang qu\u00e1 b\u00e1n v\u00e0 b\u1ecb tr\u01b0\u1ee3t ra kh\u1ecfi th\u01b0\u1edbc \u0111o gi\u00e1 tr\u1ecb \u0111\u1eb7c tr\u01b0ng c\u1ee7a n\u00f3 hay kh\u00f4ng.\u00a0<\/p>\n<h3><font style=\"line-height: 22px; font-size: 22px;\" color=\"#3d85c6\">Hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 qu\u00e1 b\u00e1n<\/font><\/h3>\n<p><b>Qu\u00e1 b\u00e1n <\/b>\u0111\u1ed1i v\u1edbi ng\u01b0\u1eddi giao d\u1ecbch theo tr\u01b0\u1eddng ph\u00e1i c\u01a1 b\u1ea3n l\u00e0 khi m\u1ed9t t\u00e0i s\u1ea3n \u0111ang b\u1ecb giao d\u1ecbch d\u01b0\u1edbi th\u01b0\u1edbc \u0111o gi\u00e1 tr\u1ecb \u0111\u1eb7c tr\u01b0ng c\u1ee7a n\u00f3. C\u00f2n nh\u1eefng <i>nh\u00e0 ph\u00e2n t\u00edch k\u0129 thu\u1eadt<\/i> th\u00ec th\u01b0\u1eddng \u0111ang n\u00f3i \u0111\u1ebfn th\u00f4ng tin m\u00e0 ch\u1ec9 b\u00e1o k\u0129 thu\u1eadt th\u1ec3 hi\u1ec7n khi \u0111\u1ec1 c\u1eadp \u0111\u1ebfn vi\u1ec7c qu\u00e1 b\u00e1n. C\u1ea3 hai c\u00e1ch ti\u1ebfp c\u1eadn \u0111\u1ec1u c\u00f3 gi\u00e1 tr\u1ecb, d\u00f9 cho hai tr\u01b0\u1eddng ph\u00e1i s\u1eed d\u1ee5ng nh\u1eefng c\u00f4ng c\u1ee5 kh\u00e1c nhau \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh vi\u1ec7c qu\u00e1 b\u00e1n c\u1ee7a m\u1ed9t t\u00e0i s\u1ea3n.<\/p>\n<p>Nh\u1eefng c\u1ed5 phi\u1ebfu qu\u00e1 b\u00e1n v\u1ec1 m\u1eb7t c\u01a1 b\u1ea3n l\u00e0 nh\u1eefng c\u1ed5 phi\u1ebfu m\u00e0 nh\u00e0 \u0111\u1ea7u t\u01b0 c\u1ea3m gi\u00e1c r\u1eb1ng \u0111ang b\u1ecb giao d\u1ecbch d\u01b0\u1edbi gi\u00e1 tr\u1ecb th\u1ef1c c\u1ee7a ch\u00fang. Nguy\u00ean nh\u00e2n c\u00f3 th\u1ec3 l\u00e0 v\u00ec c\u00e1c tin t\u1ee9c x\u1ea5u v\u1ec1 c\u00f4ng ty n\u00e0y, tri\u1ec3n v\u1ecdng t\u01b0\u01a1ng lai k\u00e9m c\u1ee7a c\u00f4ng ty, ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00f4ng \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng ho\u1eb7c th\u1ecb tr\u01b0\u1eddng chung \u0111ang b\u1ecb ch\u00f9ng xu\u1ed1ng.<\/p>\n<p>Theo truy\u1ec1n th\u1ed1ng, m\u1ed9t ch\u1ec9 b\u00e1o gi\u00e1 tr\u1ecb c\u1ed5 phi\u1ebfu ph\u1ed5 bi\u1ebfn l\u00e0\u00a0ch\u1ec9 s\u1ed1 P\/E. N\u1ebfu P\/E c\u1ee7a m\u1ed9t c\u1ed5 phi\u1ebfu r\u01a1i xu\u1ed1ng m\u1ee9c th\u1ea5p nh\u1ea5t trong l\u1ecbch s\u1eed, ho\u1eb7c th\u1ea5p h\u01a1n P\/E trung b\u00ecnh c\u1ee7a ng\u00e0nh, th\u00ec c\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 c\u00f3 th\u1ec3 nh\u00ecn nh\u1eadn r\u1eb1ng c\u1ed5 phi\u1ebfu n\u00e0y \u0111ang b\u1ecb \u0111\u1ecbnh gi\u00e1 th\u1ea5p. \u0110\u00e2y c\u00f3 th\u1ec3 l\u00e0 c\u01a1 h\u1ed9i mua cho \u0111\u1ea7u t\u01b0 d\u00e0i h\u1ea1n.<\/p>\n<p>Nh\u1eefng ng\u01b0\u1eddi giao d\u1ecbch th\u00ec c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c ch\u1ec9 b\u00e1o k\u0129 thu\u1eadt \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh m\u1ee9c qu\u00e1 b\u00e1n. M\u1ed9t ch\u1ec9 b\u00e1o k\u0129 thu\u1eadt ch\u1ec9 xem x\u00e9t t\u01b0\u01a1ng quan gi\u1eefa gi\u00e1 hi\u1ec7n t\u1ea1i v\u1edbi nh\u1eefng m\u1ee9c gi\u00e1 tr\u01b0\u1edbc \u0111\u00f3. N\u00f3 kh\u00f4ng t\u00ednh \u0111\u1ebfn c\u00e1c d\u1eef li\u1ec7u c\u01a1 b\u1ea3n.<\/p>\n<p>M\u1ed9t\u00a0ch\u1ec9 s\u1ed1 RSI\u00a0th\u1ea5p, th\u01b0\u1eddng l\u00e0 d\u01b0\u1edbi 30, b\u00e1o hi\u1ec7u cho ng\u01b0\u1eddi giao d\u1ecbch r\u1eb1ng c\u1ed5 phi\u1ebfu c\u00f3 th\u1ec3 \u0111ang qu\u00e1 b\u00e1n. V\u1ec1 c\u01a1 b\u1ea3n, ch\u1ec9 b\u00e1o n\u00e0y th\u1ec3 hi\u1ec7n r\u1eb1ng m\u1ee9c gi\u00e1 \u0111ang giao d\u1ecbch n\u1eb1m trong khu v\u1ef1c 1\/3 th\u1ea5p nh\u1ea5t trong v\u00f9ng gi\u00e1 giao d\u1ecbch g\u1ea7n \u0111\u00e2y c\u1ee7a n\u00f3. \u0110i\u1ec1u n\u00e0y kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 gi\u00e1 s\u1ebd b\u1eadt l\u00ean l\u1ea1i ngay l\u1eadp t\u1ee9c. Nhi\u1ec1u ng\u01b0\u1eddi giao d\u1ecbch s\u1ebd ch\u1edd cho \u0111\u1ebfn khi ch\u1ec9 b\u00e1o b\u1eaft \u0111\u1ea7u t\u0103ng l\u00ean tr\u01b0\u1edbc khi m\u1edf mua v\u00ec t\u00ecnh tr\u1ea1ng qu\u00e1 b\u00e1n c\u00f3 th\u1ec3 k\u00e9o d\u00e0i.<\/p>\n<p>(Theo <i>Investopedia<\/i>)<\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<div class=\"vnbcbc-sapo\" data-role=\"sapo\">\n                            Qu\u00e1 b\u00e1n (ti\u1ebfng Anh: Oversold) l\u00e0 t\u00ecnh tr\u1ea1ng m\u1ed9t t\u00e0i s\u1ea3n \u0111ang giao d\u1ecbch t\u1ea1i m\u1ee9c gi\u00e1 th\u1ea5p v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng gi\u00e1 s\u1ebd b\u1eadt l\u00ean l\u1ea1i.\n                        <\/div>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[417],"tags":[],"_links":{"self":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/30535"}],"collection":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/comments?post=30535"}],"version-history":[{"count":0,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/30535\/revisions"}],"wp:attachment":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/media?parent=30535"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/categories?post=30535"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/tags?post=30535"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}