市场监管 · 2011/4/121 分钟阅读
Self-Regulatory Organizations; National Stock Exchange, Inc.; Notice of Filing and Immediate Effectiveness of Proposed Rule Change To Amend Its Rules To Extend a Pilot Program Regarding Trading Pauses in Individual Securities Due to Extraordinary Market Volatility
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摘要
Self-Regulatory Organizations; National Stock Exchange, Inc.; Notice of Filing and Immediate Effectiveness of Proposed Rule Change To Amend Its Rules To Extend a Pilot Program Regarding Trading Pauses in Individual Securities Due to Extraordinary Market Volatility