{"id":62804,"date":"2016-03-11T13:38:34","date_gmt":"2016-03-11T11:38:34","guid":{"rendered":"http:\/\/www.korhanyilmaz.com\/?p=62804"},"modified":"2020-05-16T12:59:32","modified_gmt":"2020-05-16T09:59:32","slug":"borsa-istanbulu-sallayan-gizemli-yatirimci","status":"publish","type":"post","link":"http:\/\/www.korhanyilmaz.com\/?p=62804","title":{"rendered":"Borsa \u0130stanbul’u sallayan gizemli yat\u0131r\u0131mc\u0131"},"content":{"rendered":"

\"457896523\"<\/a>Piyasa oyuncular\u0131 taraf\u0131ndan “herif” olarak adland\u0131r\u0131lan ve gizli bir algoritma kulland\u0131\u011f\u0131ndan \u015f\u00fcphelenilen kimli\u011fi bilinmeyen yat\u0131r\u0131mc\u0131 Borsa \u0130stanbul’a y\u00f6n veriyor.<\/p>\n

Bir bu\u00e7uk y\u0131l \u00f6nce ortaya \u00e7\u0131kan ve bazen bir g\u00fcnde 450 milyon dolarla piyasa ortalamas\u0131n\u0131n iki kat\u0131 kadar i\u015flem yapan gizemli bir yat\u0131r\u0131mc\u0131 Borsa \u0130stanbul<\/strong>‘u sars\u0131yor. \u0130\u015flem s\u0131kl\u0131\u011f\u0131n\u0131 ve b\u00fcy\u00fckl\u00fc\u011f\u00fcn\u00fc iyice art\u0131ran yat\u0131r\u0131mc\u0131, bir sonraki ad\u0131m\u0131n\u0131n ne olaca\u011f\u0131n\u0131 kestiremeyen rakiplerini korkutuyor.<\/p>\n

BusinessHT<\/strong>‘nin haberine g\u00f6re, bir yerli arac\u0131 kurumdan di\u011ferine ge\u00e7en yat\u0131r\u0131mc\u0131, i\u015flemlerini iyice art\u0131rarak en son dura\u011f\u0131 Yat\u0131r\u0131m Finansman<\/strong>‘\u0131 piyasadaki a\u00e7\u0131k ara en b\u00fcy\u00fck net al\u0131c\u0131 yapm\u0131\u015f durumda.<\/p>\n

\u0130stanbul Portf\u00f6y’den Turgay Ozaner<\/strong> ve ortaklar\u0131, bu gizemli yat\u0131r\u0131mc\u0131n\u0131n kimli\u011fini bulmak i\u00e7in aylard\u0131r g\u00fcnl\u00fck i\u015flem faaliyetlerini incelese de hen\u00fcz \u015fifreyi \u00e7\u00f6zebilmi\u015f de\u011filler.<\/p>\n

“Kimse kesin bir \u015fey bilmiyor” diyen Ozaner, “Ve buras\u0131 T\u00fcrkiye, genelde ne olup bitti\u011fini bildi\u011fimiz bir yer” dedi.<\/p>\n

Konuyla ilgili konu\u015fan bir kaynak, gizemli yat\u0131r\u0131mc\u0131n\u0131n karma\u015f\u0131k form\u00fcllerden olu\u015fan bir algoritma sistemiyle i\u015flem yapt\u0131\u011f\u0131na karar verdikten sonra, en az bir Avrupa bankas\u0131n\u0131n m\u00fc\u015fterilerinin T\u00fcrk hisselerinde k\u0131sa pozisyon almay\u0131 b\u0131rakt\u0131\u011f\u0131n\u0131, di\u011ferlerinin ise daha fazla bilgi sahibi olana kadar T\u00fcrk piyasalar\u0131ndan uzak durdu\u011funu s\u00f6yledi.<\/p>\n

Piyasa oyuncular\u0131 taraf\u0131ndan “herif<\/strong>” olarak adland\u0131r\u0131lan gizemli yat\u0131r\u0131mc\u0131, bu y\u0131l Borsa \u0130stanbul’da g\u00fcnl\u00fck i\u015flem hacminin yakla\u015f\u0131k y\u00fczde 8 art\u0131rmas\u0131na yol a\u00e7t\u0131. Borsa \u0130stanbul’un benzer rakipleri Var\u015fova borsas\u0131nda hacim bu y\u0131l y\u00fczde 15 d\u00fc\u015ferken, Moskova’da d\u00fc\u015f\u00fc\u015f y\u00fczde 27 oldu. Bu d\u00f6nemde BIST 100 endeksi de y\u00fczde 13 y\u00fckselerek, Rusya’n\u0131n Micex ve Polonya’n\u0131n WIG20 endekslerini geride b\u0131rakt\u0131.<\/p>\n

P\u0130YASAYI OLU\u015eTURUYOR<\/p>\n

\u0130ki y\u0131l \u00f6nce t\u00fcm i\u015flemlerin sadece y\u00fczde 2’sini ger\u00e7ekle\u015fen Yat\u0131r\u0131m Finansman ise, baz\u0131 g\u00fcnler i\u015flemlerin \u00e7o\u011funu ger\u00e7ekle\u015ftiren kurum oluyor. \u00d6rne\u011fin resmi verilere g\u00f6re 22 \u015eubat’ta, 486 milyon liral\u0131k hisse emriyle ikinci en \u00e7ok emir veren Merrill Lynch’in 15 kat\u0131 b\u00fcy\u00fckl\u00fc\u011f\u00fcnde i\u015flem yapt\u0131. Ve 8 Mart’a kadar ge\u00e7en 16 i\u015flem g\u00fcn\u00fcnde T\u00fcrkiye’nin en b\u00fcy\u00fck alt\u0131 bankas\u0131 ve T\u00fcrk Hava Yollar\u0131’ndan yakla\u015f\u0131k 1 milyar liral\u0131k hisse alarak BIST 100 endeksinin \u00fc\u00e7 ay\u0131n en y\u00fckse\u011fine \u00e7\u0131kmas\u0131na yard\u0131mc\u0131 oldu.<\/p>\n

Ocak ve \u015eubat aylar\u0131n\u0131n tamam\u0131nda Yat\u0131r\u0131m Finansman net 1,23 milyar liral\u0131k hisse alarak bir sonraki en b\u00fcy\u00fck al\u0131c\u0131 UBS Menkul De\u011ferler’den y\u00fczde 70 daha fazla al\u0131m yapt\u0131. \u0130stanbul Portf\u00f6y’den Ozaner’in gizemli al\u0131c\u0131n\u0131n art\u0131k “piyasay\u0131 olu\u015fturdu\u011funu” s\u00f6ylemesinin sebebi de bu.<\/p>\n

‘DEV BO\u011eA’<\/p>\n

Geli\u015fen piyasalarda tek bir oyuncunun k\u0131sa vadeli i\u015flemlerle endekse y\u00f6n vermesi seyrek rastlanan bir durum de\u011fil; \u00f6zellikle de T\u00fcrkiye gibi yabanc\u0131 giri\u015flerine ba\u011f\u0131ml\u0131 \u00fclkelerde. Ancak hi\u00e7 kimse \u0130stanbul’da daha \u00f6nce buna benzer bir \u015fey g\u00f6rmedi\u011fini s\u00f6yl\u00fcyor.<\/p>\n

Ak Portf\u00f6y fon y\u00f6neticisi Kerem Baykal<\/strong>, “Z\u00fcccaciye d\u00fckkan\u0131nda dev bir bo\u011fa var. Cebi oyundaki herkesten daha dolu ve piyasay\u0131 istedi\u011fi y\u00f6ne g\u00f6t\u00fcrebilir” dedi.<\/p>\n

Borsa \u0130stanbul ve Yat\u0131r\u0131m Finansman yorum yapmak istedi. Trader ve bankac\u0131lar\u0131n gizemli yat\u0131r\u0131mc\u0131n\u0131n i\u015flemler i\u00e7in kulland\u0131\u011f\u0131n\u0131 s\u00f6yledi\u011fi iki di\u011fer arac\u0131 kurulu\u015f Gedik Yat\u0131r\u0131m <\/strong>veMeksa Yat\u0131r\u0131m<\/strong> ise yasal olarak m\u00fc\u015fteri bilgilerini payla\u015fmalar\u0131n\u0131n yasak oldu\u011funu s\u00f6yledi.<\/p>\n

Meksa Yat\u0131r\u0131m Genel M\u00fcd\u00fcr Yard\u0131mc\u0131s\u0131 Figen \u00d6zavc\u0131<\/strong>, borsan\u0131n daha komplike bir sisteme \u00e7ok h\u0131zl\u0131 ge\u00e7erek piyasay\u0131 “sert hareketlere kar\u015f\u0131 daha k\u0131r\u0131lgan” hale getirdi\u011fini, bunun da yat\u0131r\u0131mc\u0131lar\u0131n “nas\u0131l bir ortama girdiklerini” anlamalar\u0131n\u0131 zorla\u015ft\u0131rd\u0131\u011f\u0131 de\u011ferlendirmesinde bulundu.<\/p>\n

ROBOT PARMA\u011eI MI VAR?<\/p>\n

TEB Yat\u0131r\u0131m stratejisti I\u015f\u0131k \u00d6kte<\/strong>, “herifin” kim oldu\u011fundan ziyade ne oldu\u011funun \u00f6nemli oldu\u011funu s\u00f6yledi.<\/p>\n

\u0130smi ge\u00e7en \u00fc\u00e7 arac\u0131 kurumun da ortak \u00f6zelli\u011fi y\u00fcksek frekansl\u0131 traderlar\u0131, yani i\u015flem fikirleri i\u00e7in algoritmalar\u0131 kullanan \u015firketleri kullanabilmeleri.<\/p>\n

Borsa \u0130stanbul ge\u00e7en y\u0131l\u0131n sonunda robot traderlardan daha fazla i\u015flem \u00e7ekmek amac\u0131yla serverlar\u0131n\u0131 yeni bir veri merkezine ta\u015f\u0131m\u0131\u015ft\u0131. Y\u00fcksek frekansl\u0131 i\u015flem \u015firketleri, borsa bilgisayarlar\u0131na m\u00fcmk\u00fcn olan en h\u0131zl\u0131 eri\u015fimi sa\u011flamak i\u00e7in kendi bilgisayarlar\u0131n\u0131 bu merkeze ta\u015f\u0131yor.<\/p>\n

\u00d6kte, bilinmeyen yat\u0131r\u0131mc\u0131n\u0131n da bu \u015fekilde i\u015flem yapt\u0131\u011f\u0131n\u0131 d\u00fc\u015f\u00fcnd\u00fc\u011f\u00fcn\u00fc s\u00f6yledi.<\/p>\n

“Bu algo adam yeni bir piyasa ke\u015ffetti ve yeterli rekabet olmad\u0131\u011f\u0131 i\u00e7in kendi \u015fovunu yap\u0131yor, ancak rekabet gelecek” diyen \u00d6kte, “\u00c7ok erken a\u015famalar\u0131nday\u0131z, ancak geli\u015fmi\u015f piyasalara bakt\u0131\u011f\u0131m\u0131zda makinalar\u0131n her zaman bu oyunu kazand\u0131\u011f\u0131n\u0131 g\u00f6r\u00fcyoruz” dedi.<\/p>\n

Kaynak : http:\/\/t24.com.tr\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Piyasa oyuncular\u0131 taraf\u0131ndan “herif” olarak adland\u0131r\u0131lan ve gizli bir algoritma kulland\u0131\u011f\u0131ndan \u015f\u00fcphelenilen kimli\u011fi bilinmeyen yat\u0131r\u0131mc\u0131 Borsa \u0130stanbul’a y\u00f6n veriyor.<\/p>\n

Bir bu\u00e7uk y\u0131l \u00f6nce ortaya \u00e7\u0131kan ve bazen bir g\u00fcnde 450 milyon dolarla piyasa ortalamas\u0131n\u0131n iki kat\u0131 kadar i\u015flem yapan gizemli bir yat\u0131r\u0131mc\u0131 Borsa \u0130stanbul‘u sars\u0131yor. \u0130\u015flem s\u0131kl\u0131\u011f\u0131n\u0131 ve b\u00fcy\u00fckl\u00fc\u011f\u00fcn\u00fc iyice art\u0131ran <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7,105],"tags":[],"class_list":["post-62804","post","type-post","status-publish","format-standard","hentry","category-ekonomi","category-gundem","odd"],"_links":{"self":[{"href":"http:\/\/www.korhanyilmaz.com\/index.php?rest_route=\/wp\/v2\/posts\/62804","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.korhanyilmaz.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.korhanyilmaz.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.korhanyilmaz.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.korhanyilmaz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=62804"}],"version-history":[{"count":0,"href":"http:\/\/www.korhanyilmaz.com\/index.php?rest_route=\/wp\/v2\/posts\/62804\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.korhanyilmaz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=62804"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.korhanyilmaz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=62804"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.korhanyilmaz.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=62804"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}