I was thinking the exact same thing. I believe besides the sector this was a planned attack by hedge funds knowing we would have to be rebalanced to short us and that is why we have the suits, which are more unsettling to most investors than the actual accounting change. They have banked millions off of this garbage. Makes sense also all the paid short attacks.
GT, oddly enough you can add TSLA to that list, as TSLA has had a very similar pattern (even though TSLA is not in the hydrogen business), as I pointed out in Post #43555. For example here is a six month chart of TSLA vs. BLDP: