$Grab Holdings (GRAB.US)$ Chart trend of these Singapore bor...

Chart trend of these Singapore born companies $Ohmyhome (OMH.US)$ $PropertyGuru (PGRU.US)$ $Sea (SE.US)$ look familiar and similar , popping on IPO and then downtrend all the way except for $Sea (SE.US)$ which made it's fortune during the pandemic but went downhill again. Does the trend of these Singapore born companies listed in US markets tell a story?