I agree. It only says that they own shares in ECDC.
If a person is sending a notice of what they think is a "hot" stock and not specifically declaring that it is a "must" investment, then they do not have to be licensed.
Many registered broker/dealers send letters of recommendations and the people that prepare such letters are licensed. Those notices will, usually at the end of the letter, show a full disclosure of how they obtained the material and if the brokerage firm either holds a position in the company or has been paid to prepare and distribute the newsletter