Just did a quick search and in 2008 he had 19.9% of Novogen. I don't think his shares have changed since then so that is how much dilution there has been in 14 years.
Week 44 Wrap: Relatively boring week ahead of US election; HotCopper's most watched; Oz inflation at 3.5%
MKT The ASX can overlook its Telecomm small-caps. Here’s one diversified brand with an international footprint