FWIW This was reported by Chammas in 2022:
Price of success: Panthers spending $17 million a year to dominate the game
The Panthers have revealed the price of success: the whopping $17 million the club spends on football teams each year.
A build-from-within philosophy has made Penrith the envy...
How does their spending compare then? You need the funding to have the best coaching expertise & resources for their development.
It’s not luck when they’ve lost players every year after winning competitions and replace them with ease. That’s the elite Jnr system they’ve set up working