$NVIDIA (NVDA.US)$ can anyone answer why i bought calls and the calls price fell even tho i bought 145 calls when the srock thit 150???

$Grand Venture (JLB.SG)$  why is it greyed out and i cant sell my shares

$TSLA 240712 197.50P$ Can anyone tlel me why Puts volume decreases everytime the market opens? It was at like 200+ now its 4

$ARM 240705 152.50P$  is there any reason my puts are not moving eventhough the price went from 155 to 152? and my puts expire in 2 weeks but the number as not moved

$ABVC BioPharma (ABVC.US)$ lets go