Hey mate, it's showing up on Commsec IRESS as three trades totalling that amount, so it must have gone through the Chi-x.
Week 46 Wrap: Copper hits 2mth low as Trump threatens net zero pace; US rally fades; HotCopper’s picks
AN1 CuFe sells its Crossroads gold royalty to Northern Star for $4M cash; says better than waiting for mine launch