Dark pools don't provide sellers or buyers an asymmetrical advantage[1] and prices are still set by participants and cleared at market, not set by the operator

Dark pools don't provide sellers or buyers an asymmetrical advantage[1] and prices are still set by participants and cleared at market, not set by the operator of the exchange (i.e. dark pool). [1] if they're both participating in the pool, clearly an institution seeing pricing signal from an alternative trading system (even if it's only their own cleared trades) has more information than someone observing only public market transactions.