تعريف triple witching في الإنجليزية الإنجليزية القاموس.
Simultaneous expiry on US markets of stock index futures, stock index options, and stock options, which took place on the third Friday of March, June, September, and December. (With the introduction of single stock futures those days are now quadruple witching.)
The hour before the stock market closing on the third Friday of March, June, September, or December, when both options and futures on stock indices expire, known for its high trading volume and volatile prices in futures, options, and underlying securities
triple witching
الواصلة
tri·ple witch·ing
التركية النطق
trîpıl wîçîng
النطق
/ˈtrəpəl ˈwəʧəɴɢ/ /ˈtrɪpəl ˈwɪʧɪŋ/
علم أصول الكلمات
() The idea of witching for these days is from the unusual patterns of trading that can occur ahead of the contract expiries.