Twitter shares fell 4.6% on the day after going on sale for the first time. The stocks traded at 70% above their IPO price, avoiding the flop experienced by its social media rival Facebook last May.
Facebook shares slumped dramatically in the first few weeks after their stock exchange debut.
Shares in Twitter went on sale Thursday and almost doubled in value from its opening price offer of $26 (£16.26).
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State-run television KRT showed Kim still using a walking stick as he inspected the airport being constructed in the capital.
The loss is a tragedy for this small tight-knit team that dreams of making the trip into space accessible to travellers not just astronauts.
Ryan Bowen had been planning this baby-piloted battle-mech since before his son was born.