I think that's unnecessarily harsh. If a retail investor had set a stop-loss on a stock like the RSP ETF [0] that got triggered at -50% because the price diverg

I think that's unnecessarily harsh. If a retail investor had set a stop-loss on a stock like the RSP ETF [0] that got triggered at -50% because the price diverged hugely from the NAV, I think they have cause to feel hard done by.