Shares of Viking Holdings rose 9% in their debut on the New York Stock Exchange on Wednesday, giving the travel and cruising company a valuation of $11 billion.Viking opened at $26.15 compared with its initial public offering (IPO) price of $24 in a stellar debut, amid a rebound in stock market list<p><p>https://www.marinelink.com/news/cruise-operator-viking-makes-strong-nyse-513378</p></p>