HomeDefinitionsCompareDebt Triple witching hourThe financial definition for Triple witching hour:The four times a year that the S&P futures contract expires at the same time as the S&P 100 index option contract and option contracts on individual stocks. It is the last trading hour on the third Friday of March, June, September, and December, when stock options, futures on stock indexes, and options on these futures expire concurrently. Massive trades in index futures, options, and underlying stock by hedge strategists and arbitrageurs cause abnormal activity (noise) and volatility. Similar MatchesDouble witching dayDouble witching dayA trading day when of two related classes of options and futures expire, resulting in a variety of arbitrage strategies to close out positions. Fund switchingFund switchingMoving money within a mutual fund family from one mutual fund to another. Phone switchingPhone switchingTransferring money between funds in the same mutual fund family by telephone request. There may be a charge associated with these transfers. Phone switching is also possible among different fund families if the funds are held in street name by a participating broke../../finance-glossary/dealer. Further SuggestionsSwitchingSwitching options Click to compare definitions of Triple witching hour Click to view definitions beginning tr |