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.
MND Monadelphous inks $200M contract with Woodside to help build Pluto LNG – but will it make Scarborough cheaper?
NVA Nova locks in NASDAQ US market listing at a value of only US$3.3M as ASX gets quieter and quieter