During an exchange (r/m) there is significant amount of shares allocated includes restricted and sometimes unaccounted for free trading.
FT is what your seeing freely unload on SFIO on a daily basis. Only glimmer of hope is SFIO does not issue any new shares, if they do it will make the matter worse.
A reserve stock split won’t make a difference, however, it will make matters worse for the company if they go through with one.