I received a notification but I cannot confirm this corporate action in the news.

Clients may obtain information on both mandatory and voluntary corporate actions from the Investor Relations department of the company involved.

In the event a voluntary corporate action is open for elections, IBKR will, on a best efforts basis, provide a summary of the offer along with the ability for clients to submit their election. In the event of a mandatory corporate action, IBKR will provide general notification of the action, but clients should contact the company directly for details…

An issue change is considered a mandatory corporate action. Clients do not need to take action on mandatory corporate actions. IBKR will process mandatory corporate actions on the effective date, or upon receipt of the new shares or funds from the depository or clearing agent…

A merger is considered a mandatory corporate action. Clients do not need to take action on mandatory corporate actions. IBKR will process mandatory corporate actions on effective date, or upon receipt of the new shares or funds from the depository or clearing agent…

IBKR will send notification to clients regarding both mandatory and voluntary corporate actions. An issue change notification generally relates to a change in the underlying identifier of the issue, i.e. ISIN or cusip.

Information regarding IBKR's policy on corporate action notifications may be found…