{"id":30581,"date":"2023-12-07T09:34:29","date_gmt":"2023-12-07T09:34:29","guid":{"rendered":"https:\/\/masterskills.org\/blog\/charm-la-gi-cach-thuc-hoat-dong-cua-charm.html"},"modified":"2023-12-23T06:13:33","modified_gmt":"2023-12-22T23:13:33","slug":"charm-la-gi-cach-thuc-hoat-dong-cua-charm","status":"publish","type":"post","link":"https:\/\/masterskills.org\/blog\/charm-la-gi-cach-thuc-hoat-dong-cua-charm.html","title":{"rendered":"Charm l\u00e0 g\u00ec? C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a Charm"},"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<\/p>\n<\/figcaption><\/figure>\n<h2><font color=\"#3d85c6\" style=\"line-height: 22px; font-size: 22px;\">Charm<\/font><\/h2>\n<p><b>Kh\u00e1i ni\u1ec7m<\/b><\/p>\n<p><b>Charm<\/b>, hay c\u00f2n g\u1ecdi l\u00e0 m\u1ee9c suy gi\u1ea3m Delta, l\u00e0 t\u1ed1c \u0111\u1ed9 thay \u0111\u1ed5i t\u1ee9c th\u00ec c\u1ee7a m\u1ed9t quy\u1ec1n ch\u1ecdn hay m\u1ed9t ch\u1ee9ng quy\u1ec1n theo th\u1eddi gian. <i>Charm <\/i>l\u00e0 \u0111\u1ea1o h\u00e0m b\u1eadc hai c\u1ee7a gi\u00e1 tr\u1ecb c\u1ee7a quy\u1ec1n ch\u1ecdn, m\u1ed9t l\u1ea7n \u0111\u1ea1o h\u00e0m l\u00e0 theo th\u1eddi gian v\u00e0 m\u1ed9t l\u1ea7n l\u00e0 theo\u00a0Delta. N\u00f3 c\u0169ng l\u00e0 \u0111\u1ea1o h\u00e0m c\u1ee7a theta, \u0111o l\u01b0\u1eddng s\u1ef1 hao m\u00f2n th\u1eddi gian c\u1ee7a gi\u00e1 tr\u1ecb quy\u1ec1n ch\u1ecdn.<\/p>\n<h3><font color=\"#3d85c6\" style=\"line-height: 22px; font-size: 22px;\">C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a Charm<\/font><\/h3>\n<p><i>Charm <\/i>cho bi\u1ebft gi\u00e1 tr\u1ecb Delta c\u1ee7a quy\u1ec1n ch\u1ecdn thay \u0111\u1ed5i bao nhi\u00eau m\u1ed7i ng\u00e0y cho \u0111\u1ebfn khi quy\u1ec1n ch\u1ecdn \u0111\u1ebfn ng\u00e0y \u0111\u00e1o h\u1ea1n. Delta c\u1ee7a quy\u1ec1n ch\u1ecdn l\u00e0 s\u1ef1 thay \u0111\u1ed5i v\u1ec1 gi\u00e1 tr\u1ecb (ph\u00ed quy\u1ec1n ch\u1ecdn) do s\u1ef1 thay \u0111\u1ed5i gi\u00e1 c\u1ee7a t\u00e0i s\u1ea3n c\u01a1 b\u1ea3n. Do \u0111\u00f3, m\u1ed9t quy\u1ec1n ch\u1ecdn c\u00f3 Delta l\u00e0 +.50 s\u1ebd thu \u0111\u01b0\u1ee3c 50 xu gi\u00e1 tr\u1ecb cho m\u1ed7i \u0111\u00f4 la m\u00e0 gi\u00e1 c\u1ee7a t\u00e0i s\u1ea3n c\u01a1 b\u1ea3n t\u0103ng l\u00ean. Tuy nhi\u00ean, gi\u00e1 tr\u1ecb Delta kh\u00f4ng t\u0129nh.<\/p>\n<p>Ch\u1eb3ng h\u1ea1n, Gamma \u0111o l\u01b0\u1eddng s\u1ef1 thay \u0111\u1ed5i Delta c\u1ee7a m\u1ed9t quy\u1ec1n ch\u1ecdn khi gi\u00e1 c\u01a1 b\u1ea3n thay \u0111\u1ed5i, v\u00ec v\u1eady n\u1ebfu m\u1ed9t quy\u1ec1n ch\u1ecdn ban \u0111\u1ea7u c\u00f3 gi\u00e1 tr\u1ecb Delta l\u00e0 +0,50 th\u00ec t\u00e0i s\u1ea3n c\u01a1 s\u1edf t\u0103ng l\u00ean 1 \u0111\u00f4 la, n\u1ebfu n\u00f3 c\u00f3 gamma l\u00e0 10, th\u00ec gi\u00e1 tr\u1ecb Delta m\u1edbi l\u00e0 +0,40. Delta c\u0169ng thay \u0111\u1ed5i (hao m\u00f2n) khi th\u1eddi gian tr\u00f4i qua trong t\u1ea5t c\u1ea3 c\u00e1c gi\u00e1 tr\u1ecb kh\u00e1c \u0111\u1ec1u b\u1eb1ng nhau. \u0110\u00f3 l\u00e0 c\u00e1ch <i>Charm <\/i>ho\u1ea1t \u0111\u1ed9ng.<\/p>\n<p>Gi\u00e1 tr\u1ecb c\u1ee7a <i>Charm <\/i>n\u1eb1m trong kho\u1ea3ng t\u1eeb -1.0 \u0111\u1ebfn +1.0. C\u00e1c quy\u1ec1n ch\u1ecdn mua \u1edf tr\u1ea1ng th\u00e1i l\u1eddi (ITM) v\u00e0 quy\u1ec1n ch\u1ecdn b\u00e1n \u1edf tr\u1ea1ng th\u00e1i l\u1ed7 (OTM) c\u00f3 c\u00e1c gi\u00e1 tr\u1ecb <i>Charm <\/i>d\u01b0\u01a1ng, ng\u01b0\u1ee3c l\u1ea1i, c\u00e1c quy\u1ec1n ch\u1ecdn b\u00e1n \u1edf tr\u1ea1ng th\u00e1i l\u1eddi v\u00e0 quy\u1ec1n ch\u1ecdn mua \u1edf tr\u1ea1ng th\u00e1i l\u1ed7 c\u00f3 <i>Charm <\/i>\u00e2m. C\u00e1c quy\u1ec1n ch\u1ecdn t\u1ea1i tr\u1ea1ng th\u00e1i h\u00f2a v\u1ed1n th\u00ec \u0111\u1ea1t gi\u00e1 tr\u1ecb <i>Charm <\/i>b\u1eb1ng 0, nh\u01b0ng Delta hao m\u00f2n v\u1ec1 0 ho\u1eb7c 100 t\u0103ng t\u1ed1c cho c\u00e1c quy\u1ec1n ch\u1ecdn kh\u00f4ng ph\u1ea3i l\u00e0 ti\u1ec1n khi \u0111\u00e1o h\u1ea1n.<\/p>\n<p><i>Charm <\/i>\u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng b\u1edfi c\u00e1c nh\u00e0 giao d\u1ecbch quy\u1ec1n ch\u1ecdn, h\u1ecd s\u1eed d\u1ee5ng c\u00e1c quy\u1ec1n ch\u1ecdn \u0111\u1ec3 ph\u00f2ng ng\u1eeba r\u1ee7i ro do th\u1ecb tr\u01b0\u1eddng \u0111\u00f3ng c\u1eeda v\u00e0o hai ng\u00e0y cu\u1ed1i tu\u1ea7n n\u00ean s\u1ee9c \u1ea3nh h\u01b0\u1edfng c\u1ee7a gi\u00e1 tr\u1ecb <i>Charm <\/i>l\u00e0 r\u1ea5t l\u1edbn. Khi th\u1ecb tr\u01b0\u1eddng \u0111\u00f3ng c\u1eeda v\u00e0o th\u1ee9 Ba l\u00fac 5 gi\u1edd chi\u1ec1u (gi\u1edd ET) v\u00e0 m\u1edf l\u1ea1i v\u00e0o th\u1ee9 T\u01b0 l\u00fac 8 gi\u1edd s\u00e1ng (th\u1eddi gian giao d\u1ecbch c\u1ee7a S\u00e0n giao d\u1ecbch ch\u1ee9ng kho\u00e1n New York), gi\u00e1 tr\u1ecb <i>Charm <\/i>ch\u1ec9 c\u00f3 n\u1eeda ng\u00e0y c\u00f3 hi\u1ec7u l\u1ef1c.<\/p>\n<p>Khi th\u1ecb tr\u01b0\u1eddng \u0111\u00f3ng c\u1eeda v\u00e0o th\u1ee9 S\u00e1u l\u00fac 5 gi\u1edd chi\u1ec1u v\u00e0 m\u1edf c\u1eeda tr\u1edf l\u1ea1i v\u00e0o th\u1ee9 Hai l\u00fac 8 gi\u1edd s\u00e1ng th\u00ec \u0111\u00e3 c\u00f3 hai ng\u00e0y r\u01b0\u1ee1i tr\u00f4i qua m\u00e0 kh\u00f4ng c\u00f3 giao d\u1ecbch ch\u1ee9ng kho\u00e1n c\u01a1 b\u1ea3n n\u00e0o. C\u00e1c nh\u00e0 giao d\u1ecbch quy\u1ec1n ch\u1ecdn, \u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1eefng ng\u01b0\u1eddi \u0111ang \u0111\u1ee9ng \u1edf  v\u1ecb th\u1ebf \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 b\u1edfi gi\u00e1 tr\u1ecb Delta, ph\u1ea3i th\u1ef1c s\u1ef1 ch\u00fa \u00fd \u0111\u1ebfn gi\u00e1 tr\u1ecb <b>Charm <\/b>c\u1ee7a h\u1ecd v\u00e0o th\u1ee9 S\u00e1u v\u00ec n\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn h\u00e0nh vi quy\u1ec1n ch\u1ecdn c\u1ee7a h\u1ecd v\u00e0o ng\u00e0y th\u1ee9 Hai tu\u1ea7n sau.<\/p>\n<p><i>(T\u00e0i li\u1ec7u tham kh\u1ea3o: investopedia.com)<\/i><\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<div class=\"vnbcbc-sapo\" data-role=\"sapo\">\n                            Charm, hay c\u00f2n g\u1ecdi l\u00e0 m\u1ee9c suy gi\u1ea3m Delta, l\u00e0 t\u1ed1c \u0111\u1ed9 thay \u0111\u1ed5i t\u1ee9c th\u00ec c\u1ee7a m\u1ed9t quy\u1ec1n ch\u1ecdn hay m\u1ed9t ch\u1ee9ng quy\u1ec1n theo th\u1eddi gian.\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\/30581"}],"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=30581"}],"version-history":[{"count":0,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/30581\/revisions"}],"wp:attachment":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/media?parent=30581"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/categories?post=30581"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/tags?post=30581"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}