Luna Gold Corp. (fka LGCUF)

[flemsnopes]

"Corporate Action"
"Your recent order(s) for trading symbol LGCUD has been canceled because that company has reported a corporate action. Corporate actions can include splits, dividend payments, symbol changes, and other events that may affect shares of the security. In many cases orders are simply adjusted to reflect a corporate action; but depending on the nature of the action or the type of order, it is sometimes necessary to cancel orders.*