$Luminar Technologies (LAZR.US)$ when to sell??

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Step 1: Learn 「SG User Guide」
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Step 2: Comment here - What else would you like to see? 
What topics do you find important in trading but not available in the starter guide? Which product feature do you like most and hope us to go deeper in tutorials? 
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$Luminar Technologies (LAZR.US)$ up up up

$Tesla (TSLA.US)$ up up up

$Futu Holdings Ltd (FUTU.US)$ looking at the trend from the past, it will go down to 110+ again

$Orphazyme (ORPH.US)$ I dont think a company that has spent so much money on a product is just going to roll over and GIVE UP. u can do want you want but i  am holding to see what happens. not advice just personal views