1) American Equity Investment Life Holding Company

2) BLOOMBERG LP

3) COLONIAL PIPELINE

4) Elliott Management

5) Federation of Exchange Accomodators, Inc.

6) Municipal Securities Rulemaking Board

7) OTC Markets

8) REINSURANCE ASSOCIATION OF AMERICA

9) Ripple Labs, Inc.

10) SECURITY TRADERS ASSOCIATION

11) The Vanguard Group, Inc