TK Nucera, the electrolysis spin-off from Thyssenkrupp, has turned into a real-world stress test for the green-hydrogen hype cycle. After sharp swings, the stock now sits at a critical technical and psychological zone. Is this the reset smart money was waiting for, or the start of a longer derating? Hydrogen darlings are being forced to grow up. TK Nucera’s stock, once treated as a clean-energy...