Exhibit A (The following new additions are underlined and deletions are stricken out) Product Schedule Guidelines for Holidays Below are the rules outlining the changes to product listing and/or settlement schedules for

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• Workweek and weekend
• Public holidays in the United States
• Thanksgiving
• Working time

EXHIBIT A Rule Rule Heading

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• Options
• Financial markets
• Nadex
• Contract law
• Futures contract
• Derivative
• Contract
• Expiration
• Short
• Financial economics
• Finance
• Financial system

Exhibit A Daily Binary US 500 Strikes Added on November 1, [removed]US 500 (Dec) >1149.0 (4:15PM) 2) US 500 (Dec) >1152.0 (4:15PM) 3) US 500 (Dec) >1155.0 (4:15PM) 4) US 500 (Dec) >1158.0 (4:15PM)

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EXHIBIT A Daily US Tech 100 Binary Strikes Added on June 11, [removed]US Tech 100 (Jun) >2504 (4:15PM) 2) US Tech 100 (Jun) >2508 (4:15PM) 3) US Tech 100 (Jun) >2512 (4:15PM) 4) US Tech 100 (Jun) >2516 (4:15PM)

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There are no Notices of Disciplinary Action at this time. 

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Exhibit A Weekly Corn Binary Strikes Added on June 19, [removed]Corn (Jul) >621.5 (2:15PM) 2) Corn (Jul) >622.5 (2:15PM) 3) Corn (Jul) >623.5 (2:15PM) 4) Corn (Jul) >624.5 (2:15PM)

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Pursuant to Section 5c(c)(1) of the Commodity Exchange Act, as amended (“Act”), and section 40.6(a) of the regulations promulgated by the Commodity Futures Trading Commission (the “Commission”) under the Act (the

Source URL: www.nadex.com

• Working time
• Public holidays in the United States
• Futures contract
• Thanksgiving

EXHIBIT A Nadex Holiday Schedule for 2012 New Year’s Day (observed) - January 2, 2012 Martin Luther King Jr. Day - January 16, 2012 President’s Day - February 20, 2012

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PDF Document

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• Investment
• Retailing
• Extended hours trading
• Nadex
• Stock market
• Economics

EXHIBIT A Nadex Rule[removed]Asset

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