{"id":29905,"date":"2023-12-07T08:47:00","date_gmt":"2023-12-07T08:47:00","guid":{"rendered":"https:\/\/masterskills.org\/blog\/bong-nen-shadow-trong-phan-tich-ki-thuat-la-gi-xac-dinh-va-su-dung-bong-nen.html"},"modified":"2023-12-23T06:11:00","modified_gmt":"2023-12-22T23:11:00","slug":"bong-nen-shadow-trong-phan-tich-ki-thuat-la-gi-xac-dinh-va-su-dung-bong-nen","status":"publish","type":"post","link":"https:\/\/masterskills.org\/blog\/bong-nen-shadow-trong-phan-tich-ki-thuat-la-gi-xac-dinh-va-su-dung-bong-nen.html","title":{"rendered":"B\u00f3ng n\u1ebfn (Shadow) trong ph\u00e2n t\u00edch k\u0129 thu\u1eadt l\u00e0 g\u00ec? X\u00e1c \u0111\u1ecbnh v\u00e0 s\u1eed d\u1ee5ng B\u00f3ng n\u1ebfn"},"content":{"rendered":"
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Hi\u0300nh minh ho\u0323a. Ngu\u00f4\u0300n: Investopedia<\/p>\n<\/figcaption><\/figure>\n

B\u00f3ng n\u1ebfn<\/font><\/h2>\n

Kha\u0301i ni\u00ea\u0323m<\/b><\/p>\n

B\u00f3ng n\u1ebfn<\/b> hay b\u1ea5c n\u1ebfn<\/b> trong ti\u00ea\u0301ng Anh la\u0300 Shadow<\/b>.<\/p>\n

B\u00f3ng n\u1ebfn<\/b>, hay c\u00f2n g\u1ecdi l\u00e0 b\u1ea5c n\u1ebfn, l\u00e0 m\u1ed9t \u0111\u01b0\u1eddng \u0111\u01b0\u1ee3c v\u1ebd tr\u00ean m\u1ed9t c\u00e2y n\u1ebfn tr\u00ean\u00a0bi\u1ec3u \u0111\u1ed3 n\u1ebfn\u00a0gi\u00e1 ch\u1ee9ng kho\u00e1n, hi\u1ec3n th\u1ecb gi\u00e1 c\u1ed5 phi\u1ebfu \u0111\u00e3 dao \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o so v\u1edbi gi\u00e1 m\u1edf v\u00e0 \u0111\u00f3ng c\u1eeda.\u00a0<\/p>\n

V\u1ec1 c\u01a1 b\u1ea3n, c\u00e1c b\u00f3ng n\u1ebfn minh h\u1ecda m\u1ee9c gi\u00e1 cao nh\u1ea5t v\u00e0 m\u1ee9c gi\u00e1 th\u1ea5p nh\u1ea5t m\u00e0 m\u1ed9t ch\u1ee9ng kho\u00e1n \u0111\u01b0\u1ee3c giao d\u1ecbch trong m\u1ed9t kho\u1ea3ng th\u1eddi gian c\u1ee5 th\u1ec3.\u00a0<\/i><\/p>\n

\u0110\u1eb7c \u0111i\u1ec3m B\u00f3ng n\u1ebfn\u00a0<\/font><\/h3>\n

B\u00f3ng n\u1ebfn<\/b> \u0111\u01b0\u1ee3c \u0111\u1eb7t \u1edf tr\u00ean gi\u00e1 m\u1edf c\u1eeda ho\u1eb7c d\u01b0\u1edbi gi\u00e1 \u0111\u00f3ng c\u1eeda. Khi n\u1ebfn c\u00f3 b\u00f3ng n\u1ebfn d\u00e0i \u1edf ph\u00eda d\u01b0\u1edbi (tr\u00f4ng gi\u1ed1ng nh\u01b0 m\u1ed9t c\u00e1i b\u00faa), th\u00ec n\u00f3 \u0111ang b\u00e1o hi\u1ec7u s\u1ee9c mua \u0111ang t\u0103ng l\u00ean, v\u00e0 t\u00f9y thu\u1ed9c v\u00e0o m\u00f4 h\u00ecnh gi\u00e1, c\u00f3 kh\u1ea3 n\u0103ng l\u00e0 gi\u00e1 th\u1ea5p nh\u1ea5t c\u1ee7a c\u1ed5 phi\u1ebfu tr\u01b0\u1edbc khi gi\u00e1 \u0111\u1ea3o chi\u1ec1u. \u00a0 \u00a0\u00a0<\/p>\n

C\u00f3 hai h\u00ecnh th\u1ee9c ph\u00e2n t\u00edch ch\u00ednh trong giao d\u1ecbch:\u00a0ph\u00e2n t\u00edch c\u01a1 b\u1ea3n\u00a0v\u00e0 ph\u00e2n t\u00edch k\u0129 thu\u1eadt. Ph\u00e2n t\u00edch c\u01a1 b\u1ea3n d\u1ef1a tr\u00ean hi\u1ec7u su\u1ea5t c\u1ee7a c\u00f4ng ty \u0111\u1ec3 cung c\u1ea5p c\u00e1c manh m\u1ed1i v\u00e0 hi\u1ec3u bi\u1ebft v\u1ec1 \u0111\u1ecbnh h\u01b0\u1edbng t\u01b0\u01a1ng lai c\u1ee7a gi\u00e1 c\u1ed5 phi\u1ebfu. \u00a0\u00a0<\/p>\n

Ng\u01b0\u1ee3c l\u1ea1i \u0111\u1ec3 so s\u00e1nh, c\u00e1c nh\u00e0 ph\u00e2n t\u00edch k\u0129 thu\u1eadt t\u1eadp trung v\u00e0o c\u00e1c bi\u1ebfn \u0111\u1ed9ng v\u1ec1 gi\u00e1 ch\u1ee9ng kho\u00e1n. H\u1ecd c\u1ed1 g\u1eafng x\u00e1c \u0111\u1ecbnh c\u00e1c m\u00f4 h\u00ecnh c\u1ee7a h\u00e0nh \u0111\u1ed9ng gi\u00e1 v\u00e0 sau \u0111\u00f3 s\u1eed d\u1ee5ng c\u00e1c m\u00f4 h\u00ecnh n\u00e0y \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n h\u01b0\u1edbng c\u1ee7a gi\u00e1 trong t\u01b0\u01a1ng lai. \u00a0\u00a0<\/p>\n

Ph\u00e2n t\u00edch c\u01a1 b\u1ea3n gi\u00fap c\u00e1c nh\u00e0 ph\u00e2n t\u00edch ch\u1ecdn c\u1ed5 phi\u1ebfu n\u00e0o \u0111\u1ec3 giao d\u1ecbch, trong khi ph\u00e2n t\u00edch k\u0129 thu\u1eadt cho h\u1ecd bi\u1ebft khi n\u00e0o n\u00ean giao d\u1ecbch. Bi\u1ec3u \u0111\u1ed3 n\u1ebfn l\u00e0 m\u1ed9t trong nhi\u1ec1u c\u00f4ng c\u1ee5 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn trong\u00a0ph\u00e2n t\u00edch k\u0129 thu\u1eadt.\u00a0<\/p>\n

V\u00ec v\u1eady, n\u1eafm \u0111\u01b0\u1ee3c c\u00e1c th\u00f4ng tin m\u00e0 m\u1ed9t n\u1ebfn bao h\u00e0m, nh\u01b0 lo\u1ea1i n\u1ebfn, b\u00f3ng n\u1ebfn, th\u00e2n n\u1ebfn, s\u1ebd gi\u00fap nh\u00e0 \u0111\u1ea7u t\u01b0 bi\u1ebft \u0111\u01b0\u1ee3c c\u00e1c th\u00f4ng tin th\u1ecb tr\u01b0\u1eddng trong m\u1ed9t c\u00e1i li\u1ebfc nh\u00ecn. \u00a0\u00a0<\/i><\/p>\n

X\u00e1c \u0111\u1ecbnh v\u00e0 s\u1eed d\u1ee5ng B\u00f3ng n\u1ebfn\u00a0<\/font><\/h3>\n

M\u1ed7i n\u1ebfn tr\u00ean m\u00f4 h\u00ecnh n\u1ebfn gi\u00e1 ch\u1ee9ng kho\u00e1n \u0111\u1ec1u c\u00f3 gi\u00e1 m\u1edf c\u1eeda, gi\u00e1 \u0111\u00f3ng c\u1eeda, gi\u00e1 \u0111\u1ec9nh v\u00e0 gi\u00e1 \u0111\u00e1y.\u00a0<\/p>\n

Gi\u00e1 m\u1edf c\u1eeda, gi\u00e1 \u0111\u00f3ng c\u1eeda, gi\u00e1 \u0111\u1ec9nh v\u00e0 gi\u00e1 \u0111\u00e1y \u0111\u1ec1 c\u1eadp \u0111\u1ebfn gi\u00e1 c\u1ed5 phi\u1ebfu, \u0111\u00e2y l\u00e0 nh\u1eefng gi\u00e1 tr\u1ecb t\u1ea1o ra m\u00f4 h\u00ecnh n\u1ebfn. Ph\u1ea7n h\u00ecnh h\u1ed9p c\u1ee7a n\u1ebfn, c\u00f3 th\u1ec3 r\u1ed7ng ho\u1eb7c \u0111\u01b0\u1ee3c l\u1ea5p \u0111\u1ea7y nguy\u00ean kh\u1ed5i, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ph\u1ea7n th\u00e2n n\u1ebfn. \u00a0\u00a0<\/i><\/p>\n

C\u00e1c \u0111\u01b0\u1eddng \u1edf hai \u0111\u1ea7u c\u1ee7a th\u00e2n n\u1ebfn \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 b\u1ea5c n\u1ebfn hay b\u00f3ng n\u1ebfn<\/b>, \u0111\u1ea1i di\u1ec7n cho ph\u1ea1m vi \u0111\u1ec9nh v\u00e0 \u0111\u00e1y gi\u00e1 ch\u1ee9ng kho\u00e1n trong kho\u1ea3ng th\u1eddi gian x\u00e1c \u0111\u1ecbnh. \u00a0\u00a0<\/p>\n

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V\u00ed d\u1ee5 nh\u01b0 m\u00f4 h\u00ecnh gi\u00e1 \u1edf tr\u00ean c\u00f3 hai n\u1ebfn li\u00ean ti\u1ebfp c\u00f3 th\u00e2n n\u1ebfn d\u00e0i. (Ngu\u1ed3n: Jamia).<\/p>\n<\/figcaption><\/figure>\n

Nhi\u1ec1u nh\u00e0 ph\u00e2n t\u00edch k\u0129 thu\u1eadt tin r\u1eb1ng b\u00f3ng n\u1ebfn cao ho\u1eb7c d\u00e0i c\u00f3 ngh\u0129a l\u00e0 gi\u00e1 c\u1ed5 phi\u1ebfu s\u1ebd quay \u0111\u1ea7u hay \u0111\u1ea3o chi\u1ec1u. Ng\u01b0\u1ee3c l\u1ea1i, b\u00f3ng n\u1ebfn th\u00e2n ng\u1eafn ho\u1eb7c th\u1ea5p h\u01a1n c\u00f3 ngh\u0129a l\u00e0 s\u1eafp c\u00f3 m\u1ed9t\u00a0xu h\u01b0\u1edbng t\u0103ng gi\u00e1\u00a0\u0111ang \u0111\u1ebfn g\u1ea7n.\u00a0<\/p>\n

T\u00f3m l\u1ea1i, b\u00f3ng n\u1ebfn<\/b> ph\u00eda tr\u00ean d\u00e0i c\u00f3 ngh\u0129a l\u00e0 s\u1eafp c\u00f3 m\u1ed9t s\u1ef1 s\u1ee5t gi\u1ea3m \u0111ang \u0111\u1ebfn, trong khi m\u1ed9t b\u00f3ng n\u1ebfn ph\u00eda d\u01b0\u1edbi d\u00e0i h\u01a1n c\u00f3 ngh\u0129a l\u00e0 m\u1ed9t s\u1ef1 gia t\u0103ng \u0111ang \u0111\u1ebfn.\u00a0<\/p>\n

– M\u1ed9t b\u00f3ng tr\u00ean ph\u00eda tr\u00ean d\u00e0i x\u1ea3y ra khi gi\u00e1 di chuy\u1ec3n l\u00ean trong giai \u0111o\u1ea1n giao d\u1ecbch, nh\u01b0ng sau \u0111\u00f3 gi\u1ea3m tr\u1edf l\u1ea1i, \u0111\u00f3 l\u00e0 m\u1ed9t t\u00edn hi\u1ec7u gi\u1ea3m gi\u00e1. \u00a0<\/p>\n

– M\u1ed9t b\u00f3ng n\u1ebfn ph\u00eda d\u01b0\u1edbi d\u00e0i h\u00ecnh th\u00e0nh khi c\u00e1c \u00e1p l\u1ef1c gi\u1ea3m gi\u00e1 \u0111\u1ea9y gi\u00e1 xu\u1ed1ng, nh\u01b0ng c\u00e1c \u00e1p l\u1ef1c t\u0103ng gi\u00e1 k\u00e9o gi\u00e1 t\u0103ng tr\u1edf l\u1ea1i, \u0111\u1ec3 l\u1ea1i m\u1ed9t b\u00f3ng n\u1ebfn d\u00e0i, \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t t\u00edn hi\u1ec7u s\u1eafp t\u0103ng gi\u00e1. \u00a0\u00a0<\/p>\n

N\u1ebfn kh\u00f4ng c\u00f3 b\u00f3ng n\u1ebfn \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t t\u00edn hi\u1ec7u m\u1ea1nh m\u1ebd c\u1ee7a ng\u01b0\u1eddi mua ho\u1eb7c ng\u01b0\u1eddi b\u00e1n tr\u00ean th\u1ecb tr\u01b0\u1eddng, t\u00f9y thu\u1ed9c v\u00e0o h\u01b0\u1edbng c\u1ee7a n\u1ebfn l\u00e0 t\u0103ng hay gi\u1ea3m. Lo\u1ea1i n\u1ebfn n\u00e0y \u0111\u01b0\u1ee3c t\u1ea1o khi h\u00e0nh \u0111\u1ed9ng gi\u00e1 ch\u1ee9ng kho\u00e1n kh\u00f4ng giao d\u1ecbch ngo\u00e0i ph\u1ea1m vi gi\u00e1 m\u1edf v\u00e0 gi\u00e1 \u0111\u00f3ng c\u1eeda.\u00a0 \u00a0<\/p>\n

(Theo Investopedia)<\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"

\n B\u00f3ng n\u1ebfn (ti\u1ebfng Anh: Shadow) hay c\u00f2n g\u1ecdi l\u00e0 b\u1ea5c n\u1ebfn, l\u00e0 m\u1ed9t \u0111\u01b0\u1eddng \u0111\u01b0\u1ee3c v\u1ebd tr\u00ean m\u1ed9t c\u00e2y n\u1ebfn tr\u00ean bi\u1ec3u \u0111\u1ed3 n\u1ebfn gi\u00e1 ch\u1ee9ng kho\u00e1n, hi\u1ec3n th\u1ecb gi\u00e1 c\u1ed5 phi\u1ebfu \u0111\u00e3 dao \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o so v\u1edbi gi\u00e1 m\u1edf v\u00e0 \u0111\u00f3ng c\u1eeda.\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\/29905"}],"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=29905"}],"version-history":[{"count":0,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/29905\/revisions"}],"wp:attachment":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/media?parent=29905"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/categories?post=29905"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/tags?post=29905"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}