https://fastquote.fidelity.com/webxpress/popup_frameset.phtml?SID_VALUE_ID=edig

Here's SSNLF and note it says LTD.

SSNKF says no such symbol.

Samsung Electronics of America is not traded on any of the American Exchanges, but a broker can buy it for you on the Korean Exchange.

I asked my Fidelity CFP a while back what would happen if a foreign company not traded in the USA, made a cash purchase of EDIG, and the answer was, EDIG shares would get converted to cash, and no action by me was required.

FWIW, that's what he said...