Thanks for the explanation especially the juridical part.
Does your broker have information of why the O/S has been decreased? They have in many cases more hidden information than we can see on the broker account online. Can you call your broker and ask if they know? I don't have that sort of information on my brokerage account, unfortunately.
Register for free to join our community of investors and share your ideas. You will also get access to streaming quotes, interactive charts, trades, portfolio, live options flow and more tools.