It happens but not always so as is usually the case: it depends.
The devil is always in the details when it comes to application of science and technology. Generalized deductions can easily get you in trouble.
Do different speaker stands can really make a big sound improvement?
I am looking for stands for my new Harbeth P3ESR XD speakers and wonder how much improvement one can actually hear between close to a $1000 stands and a $100 one filled with sand?