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Click on the links below to view recently approved and immediately effective rule changes.
Click here to view proposed rule changes.
2011 Changes
| File Number | Effective Date | Description |
| SR-NSX-2011-15 | January 17,2012 |
The Exchange is proposing to continue to make available, without charge, the Exchange’s data feed, the NSX depth-of-book feed (DOB feed), to authorized recipients. |
| SR-NSX-2011-14 | December 29,2011 |
The Exchange is submitting this rule filing in connection with the proposed purchase and sale of the Exchange to CBOE Stock Exchange, LLC. |
| SR-NSX-2011-13 | November 23,2011 |
The Exchange proposes to amend NSX Rule 11.20B to coordinate its rule with those of other markets, by excluding all rights and warrants from the definition of “Circuit Breaker Securities” and providing the appropriate provisions for an early scheduled close. |
| SR-NSX-2011-12 | November 22,2011 |
The Exchange proposes to amend NSX Rule 13.3 to conform with the provisions of Section 957 of the Dodd-Frank Wall Street Reform and Consumer Protection Act. |
| SR-NSX-2011-10 | August 11,2011 |
The Exchange amended its rules to ensure NSX Rule 11.19(c) will continue to operate in the same way after changes to the single stock trading pauses are effective. |
| SR-NSX-2011-08 | August 10,2011 |
The Exchange amended its rules to extend the pilot program for trading pauses to January 31, 2012. |
| SR-NSX-2011-09 | August 9,2011 |
The Exchange amended its rules to extend the pilot program for clearly erroneous executions to January 31, 2012. |
| SR-NSX-2011-07 | July 18, 2011 |
The Exchange filed a rule change to amend NSX Rule 11.15 to make certain changes consistent with the implementation of the adoption of Rule 15c3-5 under the Act(the “Market Access Rule”). |
| SR-NSX-2011-06 | June 23, 2011 |
The Exchange proposes to amend its rules to include additional securities in the pilot by which such rule operates and to simplify certain aspects of the text while also conforming certain of the percentages thereunder to the proposed changes. |
| SR-NSX-2011-05 | April 6, 2011 |
The Exchange has amended its rules to extend the pilot program regarding clearly erroneous executions. |
| SR-NSX-2011-04 | April 6, 2011 |
The Exchange has amended its rules to extend the pilot program regarding trading pauses in individual securities due to extraordinary market volatility. |
| SR-NSX-2011-03 | March 31, 2011 |
The Exchange filed a Rule Change to enable the use of replace message to modify the display quantity of a reserve order. |
| SR-NSX-2011-02 | April 1, 2011 |
The Exchange proposes to amend the NSX Fee and Rebate Schedule. |
| SR-NSX-2011-01 | February 28, 2011 |
The Exchange proposes to allow the use of the Self Trade Prevention Modifier under NSX Rule 11.11(c) with Zero Display Reserve Order. |