They'd lose all organisational agility if their treasurers were paranoid about public criticism. They'd never get anything done.
Their annual accounts deserve scrutiny.
Discussion
That only makes sense if they are corrupt, or misallocating funds.
Not at all. Have you ever worked in big organisations? They are generally well meaning but slightly incompetent and lazy. Shining a light on that would paralyse them through constant butt covering.
That's the real world. 🤷♂️