(Reuters) -Crypto exchange Gemini said on Friday it had confidentially filed for a U.S. initial public offering, as digital asset companies move to tap into renewed investor risk appetite amid improving market conditions.

Founded by the Winklevoss twins, Cameron and Tyler, in 2014, Gemini is one of the longest-operating U.S. crypto companies, though it has never reached the scale of competitors like Coinbase. Though Gemini’s main product is its exchange,

New York-based cryptocurrency exchange Gemini said Friday that it had filed the paperwork with the SEC to go public.

The crypto exchange has been taking major steps to go public in the U.S., including hiring Goldman Sachs and Citigroup as its financial advisors for the IPO. Gemini had also settled a $5 million lawsuit by the Commodity Futures Trading Commission, while the SEC ended its investigation into the exchange earlier this year.

Stablecoins are a fast-growing corner of the cryptocurrency industry that offer a buffer against volatility because they are pegged to real-world assets, like U.S. dollars or gold.

British fintech Wise is shifting its primary listing from London to New York, joining a growing list of firms icing the London Stock Exchange.

The cryptocurrency company's stock opened for trading on the NYSE at $69 apiece, valuing the stablecoin issuer at nearly $18 billion.

Valued at a market cap of $102.9 billion, Intercontinental Exchange, Inc. (ICE) provides technology and data to financial institutions, corporations, and government entities. The Atlanta, Georgia-based company operates a network of global futures,