Is it true? I personally have no idea but I’d say no.
That entire scenario was pitched from a very obscure Journo (Matt Scott) quite a while back and hasn’t been picked up by any major news outlets in the UK or US since.
The premise itself doesn’t really make sense. In the recent past Arsenal spent more than we made in players sales. His shares at Arsenal FC account for very little of his entire asset portfolio. The figures Arsenal are dealing with each summer account for even less in the grand scheme of things.
What people never get is that Football club are not great investment vehicles - owning a football club is more of a vanity project and publicity tool