Him putting money down literally is a free market demand for that security, and his ability to freely publicly offer lots of money literally is the "free forces

Him putting money down literally is a free market demand for that security, and his ability to freely publicly offer lots of money literally is the "free forces of supply and demand" that's not supposed to be interfered with. This clause is explicitly not intended to do what you imply, it does not restrict this particular action by Musk at all.