Phrase guide
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noun
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.)
Definition source: English Wiktionary via Wiktextract
Usage: uncountable
Topics: business, finance
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
History
The idea of witching for these days is from the unusual patterns of trading that can occur ahead of the contract expiries.
