Shares in the South Korean studio behind the ultra-catchy "Baby Shark" -- YouTube's most-viewed video -- surged as much as 60 percent on Tuesday as the company made its market debut in Seoul.

Beloved by young children, "Baby Shark Dance" has racked up more than 16 billion views on YouTube, roughly double the second-place clip "Despacito".

It was posted on the platform nearly a decade ago by The Pinkfong Company, which owns a portfolio of children's animation and educational franchises.

In morning trade, the company's shares were up around 17 percent from their offering price of 38,000 won ($26), having earlier soared over 60 percent.

"Baby Shark", in which a shark family is introduced one by one to a chirpy tune, is a global megahit and has featured as a Macy's parade balloon in New Yo

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