

May 21, 2013

OTCBB System Changes - 6/5/2012 12:00:00 AM

OTCBB Daily List

Other-OTC / Portal / PPS Daily List

OTCBB, Other-OTC and Portal Daily List

NAME/SYMBOL CHANGES

Updated

Date

Old Symbol

Old Name

New Symbol

New Name

Comment

13:16

6/6/2012

LUCB

Lucky Boy Silver Corp. Common Stock

NGRC

National Graphite Corp. Common Stock

13:16

6/6/2012

TDCPD

3DIcon Corporation . NEW Common Stock

TDCP

3DIcon Corporation . Common Stock

All Security Symbols appended with an "E" will be ineligible for quotation and subject to removal from the OTCBB in 30 calendar days (60 days if denoted with a plus sign "+") if FINRA does not receive information indicating that the company is current in its public reporting obligations pursuant to Rule 6530.

** indicates NSCC Eligible Security (National Securities Clearing Corporation)

Questions concerning OTCBB changes should be directed to: FINRA Market Operations at (866)-776-0800.