There's simply no evidence suggesting what has happened to these shares. Until actual proof is brought forth, claiming that these shares have been sold is an outright lie.
I disagree with your final statement.
There is also no evidence that those shares were not sold. Until actual proof is brought forth, claiming that they are still in Labcoin's hands is ... You see the problem here?
This is why I included the line "draw your own conclusions". I'm just presenting raw data.