1914年10月22日
The passage of the anti-protectionist Underwood-Simmons Act took a bite out of the nation's pocketbook. To compensate for the lost income, Congress passed the Revenue Act on October 22, 1914, mandating the first tax on incomes over $3,000.
1929年10月22日
Yale professor Irving Fisher, one of the nation's foremost economists, states in the New York Herald Tribune, The breaks of the past few days have driven stocks down to hard rock. I believe that we will have a ragged market for a few weeks and then the beginning of a mild bull movement that will gain momentum next year." Prof. Fisher is half-right: The market is "ragged losing a quarter of its value by the end of the year. Then it stays ragged for years on end.
1993年11月22日 深交所实施回转交易(T+0)
11月22日深交所实施回转交易(T+0)。
2001年10月22日 PT中浩成为第三家退市公司
10月22日深交所宣布不继续给予PT中浩宽限期，这意味着继PT水仙、 PT粤金曼之后，PT中浩成为第三家退市公司。
