What is Registration Of Stock?

Legal Definition
In the practice of corporations this consists in recording in the official books of the company the name and ad dress of the holder of each certificate of stock, with the date of its issue, and, in the case of a transfer of stock from one holder to another, the names of both parties and such other details, as will identify the transaction and preserve a memorial or official record of its essential facts. See Fisher v. Jones, 82 Ala. 117, 3 South. 13.
-- Black's Law Dictionary