I haven't made a study of it but here is another lithium company Blackrock got up to 5% of - http://www.asx.com.au/asxpdf/20161010/pdf/43bv4pmx7lzd7t.pdf (note this announcement is not Galaxy related so just ignore if you are not interested)
And an update from one of their funds relevant to the linked announcement - https://www.blackrock.com/au/indivi...uity-opportunities-fund-fund-update-en-au.pdf